put this here

git-svn-id: svn://10.0.0.236/branches/alecf_fastfolder_branch@51617 18797224-902f-48f8-a5cc-f745e15eee43

mozilla/java/dom/jni/javaDOMGlobals.h

@@ -1,105 +0,0 @@
-/* 
- The contents of this file are subject to the Mozilla Public
- License Version 1.1 (the "License"); you may not use this file
- except in compliance with the License. You may obtain a copy of
- the License at http://www.mozilla.org/MPL/
-
- Software distributed under the License is distributed on an "AS
- IS" basis, WITHOUT WARRANTY OF ANY KIND, either express or
- implied. See the License for the specific language governing
- rights and limitations under the License.
-
- The Original Code is mozilla.org code.
-
- The Initial Developer of the Original Code is Sun Microsystems,
- Inc. Portions created by Sun are
- Copyright (C) 1999 Sun Microsystems, Inc. All
- Rights Reserved.
-
- Contributor(s): 
-*/
-
-#ifndef __JavaDOMGlobals_h__
-#define __JavaDOMGlobals_h__
-
-#include "jni.h"
-#include "prclist.h"
-#include "nsError.h"
-
-#ifdef ERROR
-#undef ERROR
-#endif
-
-class nsISupports;
-class nsIDOMNode;
-struct PRLogModuleInfo;
-struct PRLock;
-
-class JavaDOMGlobals {
-
- public:
-  static jclass attrClass;
-  static jclass cDataSectionClass;
-  static jclass commentClass;
-  static jclass documentClass;
-  static jclass documentFragmentClass;
-  static jclass documentTypeClass;
-  static jclass domImplementationClass;
-  static jclass elementClass;
-  static jclass entityClass;
-  static jclass entityReferenceClass;
-  static jclass namedNodeMapClass;
-  static jclass nodeClass;
-  static jclass nodeListClass;
-  static jclass notationClass;
-  static jclass processingInstructionClass;
-  static jclass textClass;
-
-  static jfieldID nodePtrFID;
-  static jfieldID nodeListPtrFID;
-  static jfieldID domImplementationPtrFID;
-
-  static jfieldID nodeTypeAttributeFID;
-  static jfieldID nodeTypeCDataSectionFID;
-  static jfieldID nodeTypeCommentFID;
-  static jfieldID nodeTypeDocumentFragmentFID;
-  static jfieldID nodeTypeDocumentFID;
-  static jfieldID nodeTypeDocumentTypeFID;
-  static jfieldID nodeTypeElementFID;
-  static jfieldID nodeTypeEntityFID;
-  static jfieldID nodeTypeEntityReferenceFID;
-  static jfieldID nodeTypeNotationFID;
-  static jfieldID nodeTypeProcessingInstructionFID;
-  static jfieldID nodeTypeTextFID;
-
-  static jclass domExceptionClass;
-  static jmethodID domExceptionInitMID;
-  static jclass runtimeExceptionClass;
-  static jmethodID runtimeExceptionInitMID;
-
-  static const char* const DOM_EXCEPTION_MESSAGE[];
-
-  typedef enum ExceptionType { EXCEPTION_RUNTIME, 
-			       EXCEPTION_DOM } ExceptionType;
-  
-  static PRLogModuleInfo* log;
-  static PRCList garbage;
-  static PRLock* garbageLock;
-
-  static PRInt32 javaMaxInt;
-
-  static void Initialize(JNIEnv *env);
-  static void Destroy(JNIEnv *env);
-  static jobject CreateNodeSubtype(JNIEnv *env, 
-				   nsIDOMNode *node);
-
-  static void AddToGarbage(nsISupports* domObject);
-  static void TakeOutGarbage();
-
-  static void ThrowException(JNIEnv *env,
-                             const char * message = NULL,
-                             nsresult rv = NS_OK,
-                             ExceptionType exceptionType = EXCEPTION_RUNTIME);
-};
-  
-#endif /* __JavaDOMGlobals_h__ */

mozilla/mailnews/base/src/nsMsgMailSession.cpp

@@ -0,0 +1,298 @@
+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*-
+ *
+ * The contents of this file are subject to the Netscape Public License
+ * Version 1.0 (the "NPL"); you may not use this file except in
+ * compliance with the NPL.  You may obtain a copy of the NPL at
+ * http://www.mozilla.org/NPL/
+ *
+ * Software distributed under the NPL is distributed on an "AS IS" basis,
+ * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the NPL
+ * for the specific language governing rights and limitations under the
+ * NPL.
+ *
+ * The Initial Developer of this code under the NPL is Netscape
+ * Communications Corporation.  Portions created by Netscape are
+ * Copyright (C) 1998 Netscape Communications Corporation.  All Rights
+ * Reserved.
+ */
+
+#include "msgCore.h" // for pre-compiled headers
+//#include "nsIMsgIdentity.h"
+#include "nsIMsgAccountManager.h"
+//#include "nsIPop3IncomingServer.h"
+#include "nsMsgMailSession.h"
+#include "nsMsgLocalCID.h"
+#include "nsMsgBaseCID.h"
+#include "nsCOMPtr.h"
+#include "nsMsgFolderCache.h"
+#include "nsIFileLocator.h"
+#include "nsFileLocations.h"
+#include "nsIMsgStatusFeedback.h"
+
+NS_IMPL_ISUPPORTS(nsMsgMailSession, nsCOMTypeInfo<nsIMsgMailSession>::GetIID());
+
+static NS_DEFINE_CID(kMsgAccountManagerCID, NS_MSGACCOUNTMANAGER_CID);
+static NS_DEFINE_CID(kMsgFolderCacheCID, NS_MSGFOLDERCACHE_CID);
+static NS_DEFINE_IID(kIFileLocatorIID,      NS_IFILELOCATOR_IID);
+static NS_DEFINE_CID(kFileLocatorCID,       NS_FILELOCATOR_CID);
+ 
+//static NS_DEFINE_CID(kMsgIdentityCID, NS_MSGIDENTITY_CID);
+//static NS_DEFINE_CID(kPop3IncomingServerCID, NS_POP3INCOMINGSERVER_CID);
+//static NS_DEFINE_CID(kPrefCID, NS_PREF_CID);
+    
+
+nsMsgMailSession::nsMsgMailSession():
+  mRefCnt(0),
+  m_accountManager(0),
+  m_msgFolderCache(0)
+{
+
+	NS_INIT_REFCNT();
+}
+
+
+nsMsgMailSession::~nsMsgMailSession()
+{
+	Shutdown();
+}
+
+nsresult nsMsgMailSession::Init()
+{
+	nsresult rv = NS_NewISupportsArray(getter_AddRefs(mListeners));
+
+	return rv;
+
+}
+
+nsresult nsMsgMailSession::Shutdown()
+{
+  if(m_accountManager)
+  {
+	  if (m_msgFolderCache)
+		m_accountManager->WriteToFolderCache(m_msgFolderCache);
+	  m_accountManager->CloseCachedConnections();
+	  m_accountManager->UnloadAccounts();
+  }
+
+  NS_IF_RELEASE(m_accountManager);
+
+  NS_IF_RELEASE(m_msgFolderCache);
+
+  return NS_OK;
+}
+
+// nsIMsgMailSession
+nsresult nsMsgMailSession::GetCurrentIdentity(nsIMsgIdentity ** aIdentity)
+{
+  nsresult rv;
+
+  nsCOMPtr<nsIMsgAccountManager> accountManager;
+  rv = GetAccountManager(getter_AddRefs(accountManager));
+  if (NS_FAILED(rv)) return rv;
+
+  nsCOMPtr<nsIMsgAccount> defaultAccount;
+  rv = accountManager->GetDefaultAccount(getter_AddRefs(defaultAccount));
+  if (NS_FAILED(rv)) return rv;
+  
+  rv = defaultAccount->GetDefaultIdentity(aIdentity);
+  if (NS_SUCCEEDED(rv))
+  	NS_ADDREF(*aIdentity);
+  
+  return rv;
+}
+
+nsresult nsMsgMailSession::GetCurrentServer(nsIMsgIncomingServer ** aServer)
+{
+  nsresult rv=NS_ERROR_UNEXPECTED;
+
+  nsCOMPtr<nsIMsgAccountManager> accountManager;
+  rv = GetAccountManager(getter_AddRefs(accountManager));
+  if (NS_FAILED(rv)) return rv;
+  
+  nsCOMPtr<nsIMsgAccount> defaultAccount;
+  rv = accountManager->GetDefaultAccount(getter_AddRefs(defaultAccount));
+  if (NS_FAILED(rv)) return rv;
+
+  //if successful aServer will be addref'd by GetIncomingServer
+  rv = defaultAccount->GetIncomingServer(aServer);
+
+  return rv;
+}
+
+nsresult nsMsgMailSession::GetAccountManager(nsIMsgAccountManager* *aAM)
+{
+  NS_ENSURE_ARG_POINTER(aAM);
+
+  nsresult rv;
+  
+  NS_WITH_SERVICE(nsIMsgAccountManager, accountManager, kMsgAccountManagerCID, &rv);
+  if (NS_FAILED(rv)) return rv;
+  accountManager->LoadAccounts();
+    
+  *aAM = accountManager;
+  NS_IF_ADDREF(*aAM);
+  return NS_OK;
+}
+
+nsresult nsMsgMailSession::GetFolderCache(nsIMsgFolderCache* *aFolderCache)
+{
+  if (!aFolderCache) return NS_ERROR_NULL_POINTER;
+
+  nsresult rv = NS_OK;
+
+  if (!m_msgFolderCache)
+  {
+    rv = nsComponentManager::CreateInstance(kMsgFolderCacheCID,
+                                            NULL,
+                                            nsCOMTypeInfo<nsIMsgFolderCache>::GetIID(),
+                                            (void **)&m_msgFolderCache);
+    if (NS_FAILED(rv))
+		return rv;
+
+    nsCOMPtr <nsIFileSpec> cacheFile;
+    NS_WITH_SERVICE(nsIFileLocator, locator, kFileLocatorCID, &rv);
+    if (NS_FAILED(rv)) return rv;
+
+    rv = locator->GetFileLocation(nsSpecialFileSpec::App_MessengerFolderCache50, getter_AddRefs(cacheFile));
+    if (NS_FAILED(rv)) return rv;
+
+    m_msgFolderCache->Init(cacheFile);
+
+  }
+
+  *aFolderCache = m_msgFolderCache;
+  NS_IF_ADDREF(*aFolderCache);
+  return rv;
+}
+
+nsresult nsMsgMailSession::GetTemporaryMsgStatusFeedback(nsIMsgStatusFeedback* *aMsgStatusFeedback)
+{
+  if (!aMsgStatusFeedback) return NS_ERROR_NULL_POINTER;
+  
+  *aMsgStatusFeedback = m_temporaryMsgStatusFeedback;
+  NS_IF_ADDREF(*aMsgStatusFeedback);
+  return NS_OK;
+}
+
+
+nsresult nsMsgMailSession::SetTemporaryMsgStatusFeedback(nsIMsgStatusFeedback* aMsgStatusFeedback)
+{
+  m_temporaryMsgStatusFeedback = do_QueryInterface(aMsgStatusFeedback);
+  return NS_OK;
+}
+
+
+NS_IMETHODIMP nsMsgMailSession::AddFolderListener(nsIFolderListener * listener)
+{
+  mListeners->AppendElement(listener);
+  return NS_OK;
+
+}
+
+NS_IMETHODIMP nsMsgMailSession::RemoveFolderListener(nsIFolderListener * listener)
+{
+  mListeners->RemoveElement(listener);
+  return NS_OK;
+
+}
+
+NS_IMETHODIMP
+nsMsgMailSession::NotifyFolderItemPropertyChanged(nsISupports *item,
+                                                  const char *property,
+                                                  const char* oldValue,
+                                                  const char* newValue)
+{
+	nsresult rv;
+	PRUint32 count;
+	rv = mListeners->Count(&count);
+	if (NS_FAILED(rv)) return rv;
+
+	
+	for(PRUint32 i = 0; i < count; i++)
+	{
+		nsCOMPtr<nsIFolderListener> listener = getter_AddRefs((nsIFolderListener*)mListeners->ElementAt(i));
+		listener->OnItemPropertyChanged(item, property, oldValue, newValue);
+	}
+
+	return NS_OK;
+
+}
+
+NS_IMETHODIMP
+nsMsgMailSession::NotifyFolderItemPropertyFlagChanged(nsISupports *item,
+                                                      const char *property,
+                                                      PRUint32 oldValue,
+                                                      PRUint32 newValue)
+{
+	nsresult rv;
+	PRUint32 count;
+	rv = mListeners->Count(&count);
+	if (NS_FAILED(rv)) return rv;
+
+	
+	for(PRUint32 i = 0; i < count; i++)
+	{
+		nsCOMPtr<nsIFolderListener> listener = getter_AddRefs((nsIFolderListener*)mListeners->ElementAt(i));
+		listener->OnItemPropertyFlagChanged(item, property, oldValue, newValue);
+	}
+
+	return NS_OK;
+
+}
+
+NS_IMETHODIMP nsMsgMailSession::NotifyFolderItemAdded(nsIFolder *folder, nsISupports *item)
+{
+	nsresult rv;
+	PRUint32 count;
+	rv = mListeners->Count(&count);
+	if (NS_FAILED(rv)) return rv;
+
+	
+	for(PRUint32 i = 0; i < count; i++)
+	{
+		nsCOMPtr<nsIFolderListener> listener = getter_AddRefs((nsIFolderListener*)mListeners->ElementAt(i));
+		listener->OnItemAdded(folder, item);
+	}
+
+	return NS_OK;
+
+}
+
+NS_IMETHODIMP nsMsgMailSession::NotifyFolderItemDeleted(nsIFolder *folder, nsISupports *item)
+{
+	nsresult rv;
+	PRUint32 count;
+	rv = mListeners->Count(&count);
+	if (NS_FAILED(rv)) return rv;
+
+	
+	for(PRUint32 i = 0; i < count; i++)
+	{
+		nsCOMPtr<nsIFolderListener> listener = getter_AddRefs((nsIFolderListener*)mListeners->ElementAt(i));
+		listener->OnItemRemoved(folder, item);
+	}
+	return NS_OK;
+
+}
+
+NS_IMETHODIMP  nsMsgMailSession::NotifyFolderLoaded(nsIFolder *folder)
+{
+
+	nsresult rv;
+	PRUint32 count;
+	rv = mListeners->Count(&count);
+	if (NS_FAILED(rv)) return rv;
+
+	
+	for(PRUint32 i = 0; i < count; i++)
+	{
+		nsCOMPtr<nsIFolderListener> listener = getter_AddRefs((nsIFolderListener*)mListeners->ElementAt(i));
+		listener->OnFolderLoaded(folder);
+	}
+	return NS_OK;
+
+
+}
+
+
+

mozilla/mailnews/base/util/MANIFEST

@@ -0,0 +1,35 @@
+# The contents of this file are subject to the Netscape Public License
+# Version 1.0 (the "NPL"); you may not use this file except in
+# compliance with the NPL.  You may obtain a copy of the NPL at
+# http://www.mozilla.org/NPL/
+#
+# Software distributed under the NPL is distributed on an "AS IS" basis,
+# WITHOUT WARRANTY OF ANY KIND, either express or implied. See the NPL
+# for the specific language governing rights and limitations under the
+# NPL.
+#
+# The Initial Developer of this code under the NPL is Netscape
+# Communications Corporation.  Portions created by Netscape are
+# Copyright (C) 1998 Netscape Communications Corporation.  All Rights
+# Reserved.
+#
+# This is a list of local files which get copied to the mozilla:dist:mailnews directory
+#
+
+nsMsgLineBuffer.h
+nsMsgGroupRecord.h
+nsUInt32Array.h
+nsMsgKeySet.h
+nsMsgFolder.h
+nsMsgDBFolder.h
+nsLocalFolderSummarySpec.h
+nsMsgIdentity.h
+nsMsgIncomingServer.h
+nsNewsSummarySpec.h
+nsMsgUtils.h
+nsMessage.h
+nsMsgProtocol.h
+nsMsgTxn.h
+nsMsgMailNewsUrl.h
+nsMsgI18N.h
+

mozilla/mailnews/base/util/Makefile.in

@@ -0,0 +1,75 @@
+#
+# The contents of this file are subject to the Netscape Public License
+# Version 1.0 (the "NPL"); you may not use this file except in
+# compliance with the NPL.  You may obtain a copy of the NPL at
+# http://www.mozilla.org/NPL/
+#
+# Software distributed under the NPL is distributed on an "AS IS" basis,
+# WITHOUT WARRANTY OF ANY KIND, either express or implied. See the NPL
+# for the specific language governing rights and limitations under the
+# NPL.
+#
+# The Initial Developer of this code under the NPL is Netscape
+# Communications Corporation.  Portions created by Netscape are
+# Copyright (C) 1998 Netscape Communications Corporation.  All Rights
+# Reserved.
+#
+
+DEPTH		= ../../..
+topsrcdir	= @top_srcdir@
+srcdir		= @srcdir@
+VPATH		= @srcdir@
+
+include $(DEPTH)/config/autoconf.mk
+
+MODULE		= msgbaseutil
+LIBRARY_NAME	= msgbaseutil
+
+CPPSRCS		= \
+		nsMsgGroupRecord.cpp \
+		nsMsgLineBuffer.cpp \
+		nsMsgFolder.cpp \
+		nsMsgDBFolder.cpp \
+		nsUInt32Array.cpp \
+		nsMsgKeySet.cpp \
+		nsLocalFolderSummarySpec.cpp \
+		nsNewsSummarySpec.cpp \
+		nsMsgIdentity.cpp \
+		nsMsgIncomingServer.cpp \
+		nsMsgUtils.cpp \
+		nsMessage.cpp \
+		nsMsgProtocol.cpp \
+		nsMsgMailNewsUrl.cpp \
+		nsMsgTxn.cpp \
+		nsMsgI18N.cpp \
+		$(NULL)
+
+EXPORTS		= \
+		nsMsgGroupRecord.h \
+		nsMsgLineBuffer.h \
+		nsUInt32Array.h \
+		nsMsgKeySet.h \
+		nsMsgFolder.h \
+		nsMsgDBFolder.h \
+		nsLocalFolderSummarySpec.h \
+		nsNewsSummarySpec.h \
+		nsMsgIdentity.h \
+		nsMsgIncomingServer.h \
+		nsMsgUtils.h \
+		nsMessage.h \
+		nsMsgProtocol.h \
+		nsMsgMailNewsUrl.h \
+		nsMsgTxn.h \
+		nsMsgI18N.h \
+		$(NULL)
+
+EXTRA_DSO_LDOPTS = \
+	-L$(DIST)/bin \
+	-L$(DIST)/lib \
+	-lxpcom \
+	-lrdfutil_s \
+	$(NSPR_LIBS) \
+	$(NULL)
+
+include $(topsrcdir)/config/rules.mk
+

mozilla/mailnews/base/util/macbuild/msgUtilPrefix.h

@@ -0,0 +1,21 @@
+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*-
+ *
+ * The contents of this file are subject to the Netscape Public License
+ * Version 1.0 (the "NPL"); you may not use this file except in
+ * compliance with the NPL.  You may obtain a copy of the NPL at
+ * http://www.mozilla.org/NPL/
+ *
+ * Software distributed under the NPL is distributed on an "AS IS" basis,
+ * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the NPL
+ * for the specific language governing rights and limitations under the
+ * NPL.
+ *
+ * The Initial Developer of this code under the NPL is Netscape
+ * Communications Corporation.  Portions created by Netscape are
+ * Copyright (C) 1998 Netscape Communications Corporation.  All Rights
+ * Reserved.
+ */
+
+
+
+#include "MacPrefix.h"

mozilla/mailnews/base/util/macbuild/msgUtilPrefixDebug.h

@@ -0,0 +1,21 @@
+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*-
+ *
+ * The contents of this file are subject to the Netscape Public License
+ * Version 1.0 (the "NPL"); you may not use this file except in
+ * compliance with the NPL.  You may obtain a copy of the NPL at
+ * http://www.mozilla.org/NPL/
+ *
+ * Software distributed under the NPL is distributed on an "AS IS" basis,
+ * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the NPL
+ * for the specific language governing rights and limitations under the
+ * NPL.
+ *
+ * The Initial Developer of this code under the NPL is Netscape
+ * Communications Corporation.  Portions created by Netscape are
+ * Copyright (C) 1998 Netscape Communications Corporation.  All Rights
+ * Reserved.
+ */
+
+
+
+#include "MacPrefix_debug.h"

mozilla/mailnews/base/util/makefile.win

@@ -0,0 +1,87 @@
+#!nmake
+#
+# The contents of this file are subject to the Netscape Public License
+# Version 1.0 (the "NPL"); you may not use this file except in
+# compliance with the NPL.  You may obtain a copy of the NPL at
+# http://www.mozilla.org/NPL/
+#
+# Software distributed under the NPL is distributed on an "AS IS" basis,
+# WITHOUT WARRANTY OF ANY KIND, either express or implied. See the NPL
+# for the specific language governing rights and limitations under the
+# NPL.
+#
+# The Initial Developer of this code under the NPL is Netscape
+# Communications Corporation.  Portions created by Netscape are
+# Copyright (C) 1998 Netscape Communications Corporation.  All Rights
+# Reserved.
+
+DEPTH=..\..\..
+MODULE= msgbsutl
+
+include <$(DEPTH)\config\config.mak>
+
+################################################################################
+## exports
+
+EXPORTS=                \
+	nsMsgLineBuffer.h	\
+	nsMsgGroupRecord.h  \
+	nsUInt32Array.h	\
+	nsMsgKeySet.h			\
+	nsMsgFolder.h			\
+	nsMsgDBFolder.h			\
+	nsLocalFolderSummarySpec.h	\
+	nsMsgIdentity.h			\
+	nsMsgIncomingServer.h	\
+	nsNewsSummarySpec.h \
+	nsMsgUtils.h \
+	nsMessage.h \
+	nsMsgProtocol.h \
+	nsMsgMailNewsUrl.h \
+	nsMsgTxn.h \
+	nsMsgI18N.h \
+	$(NULL)
+
+################################################################################
+## library
+
+LIBNAME = .\$(OBJDIR)\msgbsutl
+DLL = $(LIBNAME).dll
+
+DEFINES=-D_IMPL_NS_MSG_BASE
+
+LCFLAGS =		   \
+        $(LCFLAGS) \
+        $(DEFINES) \
+        $(NULL)
+
+CPP_OBJS=                               \
+	.\$(OBJDIR)\nsMsgGroupRecord.obj    \
+	.\$(OBJDIR)\nsMsgLineBuffer.obj     \
+	.\$(OBJDIR)\nsUInt32Array.obj		\
+	.\$(OBJDIR)\nsMsgKeySet.obj			\
+	.\$(OBJDIR)\nsMsgFolder.obj			\
+	.\$(OBJDIR)\nsMsgDBFolder.obj		\
+	.\$(OBJDIR)\nsLocalFolderSummarySpec.obj	\
+	.\$(OBJDIR)\nsMsgIdentity.obj		\
+	.\$(OBJDIR)\nsMsgIncomingServer.obj	\
+	.\$(OBJDIR)\nsNewsSummarySpec.obj	\
+	.\$(OBJDIR)\nsMsgUtils.obj			\
+	.\$(OBJDIR)\nsMessage.obj			\
+	.\$(OBJDIR)\nsMsgProtocol.obj		\
+	.\$(OBJDIR)\nsMsgMailNewsUrl.obj	\
+	.\$(OBJDIR)\nsMsgTxn.obj			\
+	.\$(OBJDIR)\nsMsgI18N.obj			\
+	$(NULL)
+
+LLIBS=								\
+	$(DIST)\lib\xpcom.lib			\
+	$(DIST)\lib\rdfutil_s.lib		\
+	$(LIBNSPR)						\
+	$(NULL)
+
+include <$(DEPTH)/config/rules.mak>
+
+libs:: $(DLL)
+	$(MAKE_INSTALL)  $(LIBNAME).$(DLL_SUFFIX) $(DIST)\bin
+	$(MAKE_INSTALL)  $(LIBNAME).$(LIB_SUFFIX) $(DIST)\lib

mozilla/mailnews/base/util/nsLocalFolderSummarySpec.cpp

@@ -0,0 +1,76 @@
+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*-
+ *
+ * The contents of this file are subject to the Netscape Public License
+ * Version 1.0 (the "NPL"); you may not use this file except in
+ * compliance with the NPL.  You may obtain a copy of the NPL at
+ * http://www.mozilla.org/NPL/
+ *
+ * Software distributed under the NPL is distributed on an "AS IS" basis,
+ * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the NPL
+ * for the specific language governing rights and limitations under the
+ * NPL.
+ *
+ * The Initial Developer of this code under the NPL is Netscape
+ * Communications Corporation.  Portions created by Netscape are
+ * Copyright (C) 1999 Netscape Communications Corporation.  All Rights
+ * Reserved.
+ */
+
+#include "nsLocalFolderSummarySpec.h"
+#include "plstr.h"
+#include "nsString.h"
+
+MOZ_DECL_CTOR_COUNTER(nsLocalFolderSummarySpec);
+
+nsLocalFolderSummarySpec::~nsLocalFolderSummarySpec()
+{
+	MOZ_COUNT_DTOR(nsLocalFolderSummarySpec);
+
+}
+
+nsLocalFolderSummarySpec::nsLocalFolderSummarySpec()
+{
+	MOZ_COUNT_CTOR(nsLocalFolderSummarySpec);
+}
+
+nsLocalFolderSummarySpec::nsLocalFolderSummarySpec(const char *folderPath, PRBool create)
+  : nsFileSpec(folderPath, create)
+{
+	MOZ_COUNT_CTOR(nsLocalFolderSummarySpec);
+	CreateSummaryFileName();
+}
+
+nsLocalFolderSummarySpec::nsLocalFolderSummarySpec(const nsFileSpec& inFolderPath)
+: nsFileSpec(inFolderPath)
+{
+	MOZ_COUNT_CTOR(nsLocalFolderSummarySpec);
+	CreateSummaryFileName();
+}
+
+nsLocalFolderSummarySpec::nsLocalFolderSummarySpec(const nsFilePath &inFolderPath, PRBool create) : nsFileSpec(inFolderPath, create)
+{
+	MOZ_COUNT_CTOR(nsLocalFolderSummarySpec);
+	CreateSummaryFileName();
+}
+
+void nsLocalFolderSummarySpec::SetFolderName(const char *folderPath)
+{
+	*this = folderPath;
+}
+
+void nsLocalFolderSummarySpec::	CreateSummaryFileName()
+{
+	char *leafName = GetLeafName();
+
+	nsString fullLeafName(leafName);
+
+	// Append .msf (msg summary file) this is what windows will want.
+	// Mac and Unix can decide for themselves.
+
+	fullLeafName += ".msf";				// message summary file
+	char *cLeafName = fullLeafName.ToNewCString();
+	SetLeafName(cLeafName);
+    nsAllocator::Free(cLeafName);
+	PL_strfree(leafName);
+}
+

mozilla/mailnews/base/util/nsLocalFolderSummarySpec.h

@@ -0,0 +1,46 @@
+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*-
+ *
+ * The contents of this file are subject to the Netscape Public License
+ * Version 1.0 (the "NPL"); you may not use this file except in
+ * compliance with the NPL.  You may obtain a copy of the NPL at
+ * http://www.mozilla.org/NPL/
+ *
+ * Software distributed under the NPL is distributed on an "AS IS" basis,
+ * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the NPL
+ * for the specific language governing rights and limitations under the
+ * NPL.
+ *
+ * The Initial Developer of this code under the NPL is Netscape
+ * Communications Corporation.  Portions created by Netscape are
+ * Copyright (C) 1999 Netscape Communications Corporation.  All Rights
+ * Reserved.
+ */
+
+#ifndef _nsLocalFolderSummarySpec_H
+#define _nsLocalFolderSummarySpec_H
+
+#include "msgCore.h"
+#include "nsFileSpec.h"
+
+// Class to name a summary file for a local mail folder,
+// given a full folder file spec. For windows, this just means tacking .msf on the end.
+// For Unix, it might mean something like putting a '.' on the front and .msgsummary on the end.
+// Note this class expects the invoking code to fully specify the folder path. 
+// This class does NOT prepend the local folder directory, or put .sbd on the containing
+// directory names.
+class NS_MSG_BASE nsLocalFolderSummarySpec : public nsFileSpec
+{
+public:
+			virtual ~nsLocalFolderSummarySpec();
+			nsLocalFolderSummarySpec();
+			nsLocalFolderSummarySpec(const char *folderPath, PRBool create = PR_FALSE);
+			nsLocalFolderSummarySpec(const nsFileSpec& inFolderPath);
+			nsLocalFolderSummarySpec(const nsFilePath &inFolderPath, PRBool create = PR_FALSE);
+			void SetFolderName(const char *folderPath);
+
+protected:
+	void	CreateSummaryFileName();
+
+};
+
+#endif

mozilla/mailnews/base/util/nsMessage.cpp

@@ -0,0 +1,509 @@
+/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*-
+ *
+ * The contents of this file are subject to the Netscape Public License
+ * Version 1.0 (the "NPL"); you may not use this file except in
+ * compliance with the NPL.  You may obtain a copy of the NPL at
+ * http://www.mozilla.org/NPL/
+ *
+ * Software distributed under the NPL is distributed on an "AS IS" basis,
+ * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the NPL
+ * for the specific language governing rights and limitations under the
+ * NPL.
+ *
+ * The Initial Developer of this code under the NPL is Netscape
+ * Communications Corporation.  Portions created by Netscape are
+ * Copyright (C) 1999 Netscape Communications Corporation.  All Rights
+ * Reserved.
+ */
+
+#include "msgCore.h"    // precompiled header...
+#include "nsMessage.h"
+#include "nsIMsgFolder.h"
+
+
+nsMessage::nsMessage(void)
+  : nsRDFResource(), mFolder(nsnull)
+{
+
+}
+
+nsMessage::~nsMessage(void)
+{
+	//Member variables are either nsCOMPtr's or ptrs we don't want to own.
+}
+
+NS_IMPL_ADDREF_INHERITED(nsMessage, nsRDFResource)
+NS_IMPL_RELEASE_INHERITED(nsMessage, nsRDFResource)                        
+
+NS_IMETHODIMP nsMessage::QueryInterface(REFNSIID aIID, void** aInstancePtr)
+{
+	if (!aInstancePtr) return NS_ERROR_NULL_POINTER;
+	*aInstancePtr = nsnull;
+	if (aIID.Equals(nsCOMTypeInfo<nsIMessage>::GetIID()) || aIID.Equals(nsCOMTypeInfo<nsIDBMessage>::GetIID()))
+	{
+		*aInstancePtr = NS_STATIC_CAST(nsIDBMessage*, this);
+	}              
+	if(*aInstancePtr)
+	{
+		AddRef();
+		return NS_OK;
+	}
+
+	return nsRDFResource::QueryInterface(aIID, aInstancePtr);
+}
+
+NS_IMETHODIMP
+nsMessage::Init(const char* aURI)
+{
+
+	return nsRDFResource::Init(aURI);
+}
+
+
+NS_IMETHODIMP nsMessage::GetProperty(const char *propertyName, nsString &resultProperty)
+{
+	if(mMsgHdr)
+		return mMsgHdr->GetProperty(propertyName, resultProperty);
+	else
+		return NS_ERROR_FAILURE;
+}
+
+NS_IMETHODIMP nsMessage::SetProperty(const char *propertyName, nsString &propertyStr)
+{
+	if(mMsgHdr)
+		return mMsgHdr->SetProperty(propertyName, propertyStr);
+	else
+		return NS_ERROR_FAILURE;
+}
+
+NS_IMETHODIMP nsMessage::GetUint32Property(const char *propertyName, PRUint32 *pResult)
+{
+	if(mMsgHdr)
+		return mMsgHdr->GetUint32Property(propertyName, pResult);
+	else
+		return NS_ERROR_FAILURE;
+}
+
+NS_IMETHODIMP nsMessage::SetUint32Property(const char *propertyName, PRUint32 propertyVal)
+{
+	if(mMsgHdr)
+		return mMsgHdr->SetUint32Property(propertyName, propertyVal);
+	else
+		return NS_ERROR_FAILURE;
+}
+
+NS_IMETHODIMP nsMessage::GetNumReferences(PRUint16 *result)
+{
+	if(mMsgHdr)
+		return mMsgHdr->GetNumReferences(result);
+	else
+		return NS_ERROR_FAILURE;
+}
+
+NS_IMETHODIMP nsMessage::GetStringReference(PRInt32 refNum, nsCString &resultReference)
+{
+	if(mMsgHdr)
+		return mMsgHdr->GetStringReference(refNum, resultReference);
+	else
+		return NS_ERROR_FAILURE;
+}
+
+NS_IMETHODIMP nsMessage::GetDate(PRTime *result)
+{
+	if(mMsgHdr)
+		return mMsgHdr->GetDate(result);
+	else
+		return NS_ERROR_FAILURE;
+}
+
+NS_IMETHODIMP nsMessage::SetDate(PRTime date)
+{
+	if(mMsgHdr)
+		return mMsgHdr->SetDate(date);
+	else
+		return NS_ERROR_FAILURE;
+}
+
+NS_IMETHODIMP nsMessage::SetMessageId(const char *messageId)
+{
+	if(mMsgHdr)
+		return mMsgHdr->SetMessageId(messageId);
+	else
+		return NS_ERROR_FAILURE;
+}
+
+NS_IMETHODIMP nsMessage::SetReferences(const char *references)
+{
+	if(mMsgHdr)
+		return mMsgHdr->SetReferences(references);
+	else
+		return NS_ERROR_FAILURE;
+}
+
+NS_IMETHODIMP nsMessage::SetCCList(const char *ccList)
+{
+	if(mMsgHdr)
+		return mMsgHdr->SetCCList(ccList);
+	else
+		return NS_ERROR_FAILURE;
+}
+
+NS_IMETHODIMP nsMessage::SetRecipients(const char *recipients, PRBool recipientsIsNewsgroup)
+{
+	if(mMsgHdr)
+		return mMsgHdr->SetRecipients(recipients, recipientsIsNewsgroup);
+	else
+		return NS_ERROR_FAILURE;
+}
+
+NS_IMETHODIMP nsMessage::SetRecipientsArray(const char *names, const char *addresses, PRUint32 numAddresses)
+{
+	if(mMsgHdr)
+		return mMsgHdr->SetRecipientsArray(names, addresses, numAddresses);
+	else
+		return NS_ERROR_FAILURE;
+}
+
+NS_IMETHODIMP nsMessage::SetCCListArray(const char *names, const char *addresses, PRUint32 numAddresses)
+{
+	if(mMsgHdr)
+		return mMsgHdr->SetCCListArray(names, addresses, numAddresses);
+	else
+		return NS_ERROR_FAILURE;
+}
+
+NS_IMETHODIMP nsMessage::SetAuthor(const char *author)
+{
+	if(mMsgHdr)
+		return mMsgHdr->SetAuthor(author);
+	else
+		return NS_ERROR_FAILURE;
+}
+
+NS_IMETHODIMP nsMessage::SetSubject(const char *subject)
+{
+	if(mMsgHdr)
+		return mMsgHdr->SetSubject(subject);
+	else
+		return NS_ERROR_FAILURE;
+}
+
+NS_IMETHODIMP nsMessage::SetStatusOffset(PRUint32 statusOffset)
+{
+	if(mMsgHdr)
+		return mMsgHdr->SetStatusOffset(statusOffset);
+	else
+		return NS_ERROR_FAILURE;
+}
+
+
+NS_IMETHODIMP nsMessage::GetAuthor(nsString *resultAuthor)
+{
+	if(mMsgHdr)
+		return mMsgHdr->GetAuthor(resultAuthor);
+	else
+		return NS_ERROR_FAILURE;
+}
+
+NS_IMETHODIMP nsMessage::GetSubject(nsString *resultSubject)
+{
+	if(mMsgHdr)
+		return mMsgHdr->GetSubject(resultSubject);
+	else
+		return NS_ERROR_FAILURE;
+}
+
+NS_IMETHODIMP nsMessage::GetRecipients(nsString *resultRecipients)
+{
+	if(mMsgHdr)
+		return mMsgHdr->GetRecipients(resultRecipients);
+	else
+		return NS_ERROR_FAILURE;
+}
+
+NS_IMETHODIMP nsMessage::GetCCList(nsString *ccList)
+{
+	if(mMsgHdr)
+		return mMsgHdr->GetCCList(ccList);
+	else
+		return NS_ERROR_FAILURE;
+}
+
+NS_IMETHODIMP nsMessage::GetMessageId(nsCString *resultMessageId)
+{
+	if(mMsgHdr)
+		return mMsgHdr->GetMessageId(resultMessageId);
+	else
+		return NS_ERROR_FAILURE;
+}
+
+
+NS_IMETHODIMP nsMessage::GetMime2DecodedAuthor(nsString *resultAuthor)
+{
+	if(mMsgHdr)
+		return mMsgHdr->GetMime2DecodedAuthor(resultAuthor);
+	else
+		return NS_ERROR_FAILURE;
+}
+
+NS_IMETHODIMP nsMessage::GetMime2DecodedSubject(nsString *resultSubject)
+{
+	if(mMsgHdr)
+		return mMsgHdr->GetMime2DecodedSubject(resultSubject);
+	else
+		return NS_ERROR_FAILURE;
+}
+
+NS_IMETHODIMP nsMessage::GetMime2DecodedRecipients(nsString *resultRecipients)
+{
+	if(mMsgHdr)
+		return mMsgHdr->GetMime2DecodedRecipients(resultRecipients);
+	else
+		return NS_ERROR_FAILURE;
+}
+
+
+NS_IMETHODIMP nsMessage::GetAuthorCollationKey(nsString *resultAuthor)
+{
+	if(mMsgHdr)
+		return mMsgHdr->GetAuthorCollationKey(resultAuthor);
+	else
+		return NS_ERROR_FAILURE;
+}
+
+NS_IMETHODIMP nsMessage::GetSubjectCollationKey(nsString *resultSubject)
+{
+	if(mMsgHdr)
+		return mMsgHdr->GetSubjectCollationKey(resultSubject);
+	else
+		return NS_ERROR_FAILURE;
+}
+
+NS_IMETHODIMP nsMessage::GetRecipientsCollationKey(nsString *resultRecipients)
+{
+	if(mMsgHdr)
+		return mMsgHdr->GetRecipientsCollationKey(resultRecipients);
+	else
+		return NS_ERROR_FAILURE;
+}
+
+
+NS_IMETHODIMP nsMessage::GetFlags(PRUint32 *result)
+{
+	if(mMsgHdr)
+		return mMsgHdr->GetFlags(result);
+	else
+		return NS_ERROR_FAILURE;
+}
+
+NS_IMETHODIMP nsMessage::SetFlags(PRUint32 flags)
+{
+	if(mMsgHdr)
+		return mMsgHdr->SetFlags(flags);
+	else
+		return NS_ERROR_FAILURE;
+}
+
+NS_IMETHODIMP nsMessage::OrFlags(PRUint32 flags, PRUint32 *result)
+{
+	if(mMsgHdr)
+		return mMsgHdr->OrFlags(flags, result);
+	else
+		return NS_ERROR_FAILURE;
+}
+
+NS_IMETHODIMP nsMessage::AndFlags(PRUint32 flags, PRUint32 *result)
+{
+	if(mMsgHdr)
+		return mMsgHdr->AndFlags(flags, result);
+	else
+		return NS_ERROR_FAILURE;
+}
+
+NS_IMETHODIMP nsMessage::MarkRead(PRBool bRead)
+{
+	if(mMsgHdr)
+		return mMsgHdr->MarkRead(bRead);
+	else
+		return NS_ERROR_FAILURE;
+}
+
+NS_IMETHODIMP nsMessage::MarkFlagged(PRBool bFlagged)
+{
+	if(mMsgHdr)
+		return mMsgHdr->MarkFlagged(bFlagged);
+	else
+		return NS_ERROR_FAILURE;
+}
+
+NS_IMETHODIMP nsMessage::GetMessageKey(nsMsgKey *result)
+{
+	if(mMsgHdr)
+		return mMsgHdr->GetMessageKey(result);
+	else
+		return NS_ERROR_FAILURE;
+}
+
+NS_IMETHODIMP nsMessage::GetThreadId(nsMsgKey *result)
+{
+	if(mMsgHdr)
+		return mMsgHdr->GetThreadId(result);
+	else
+		return NS_ERROR_FAILURE;
+}
+
+NS_IMETHODIMP nsMessage::SetThreadId(nsMsgKey inKey)
+{
+	if(mMsgHdr)
+		return mMsgHdr->SetThreadId(inKey);
+	else
+		return NS_ERROR_FAILURE;
+}
+
+NS_IMETHODIMP nsMessage::SetMessageKey(nsMsgKey inKey)
+{
+	if(mMsgHdr)
+		return mMsgHdr->SetMessageKey(inKey);
+	else
+		return NS_ERROR_FAILURE;
+}
+
+NS_IMETHODIMP nsMessage::GetMessageSize(PRUint32 *result)
+{
+	if(mMsgHdr)
+		return mMsgHdr->GetMessageSize(result);
+	else
+		return NS_ERROR_FAILURE;
+}
+
+NS_IMETHODIMP nsMessage::GetLineCount(PRUint32 *result)
+{
+	if(mMsgHdr)
+		return mMsgHdr->GetLineCount(result);
+	else
+		return NS_ERROR_FAILURE;
+}
+
+NS_IMETHODIMP nsMessage::SetMessageSize(PRUint32 messageSize)
+{
+	if(mMsgHdr)
+		return mMsgHdr->SetMessageSize(messageSize);
+	else
+		return NS_ERROR_FAILURE;
+}
+
+NS_IMETHODIMP nsMessage::SetLineCount(PRUint32 lineCount)
+{
+	if(mMsgHdr)
+		return mMsgHdr->SetLineCount(lineCount);
+	else
+		return NS_ERROR_FAILURE;
+}
+
+NS_IMETHODIMP nsMessage::SetPriority(nsMsgPriority priority)
+{
+	if(mMsgHdr)
+		return mMsgHdr->SetPriority(priority);
+	else
+		return NS_ERROR_FAILURE;
+}
+
+NS_IMETHODIMP nsMessage::SetPriority(const char *priority)
+{
+	if(mMsgHdr)
+		return mMsgHdr->SetPriority(priority);
+	else
+		return NS_ERROR_FAILURE;
+}
+
+NS_IMETHODIMP nsMessage::GetPriority(nsMsgPriority *result)
+{
+	if(mMsgHdr)
+		return mMsgHdr->GetPriority(result);
+	else
+		return NS_ERROR_FAILURE;
+}
+
+
+NS_IMETHODIMP nsMessage::GetMessageOffset(PRUint32 *result)
+{
+	if(mMsgHdr)
+		return mMsgHdr->GetMessageOffset(result);
+	else
+		return NS_ERROR_FAILURE;
+}
+
+NS_IMETHODIMP nsMessage::GetStatusOffset(PRUint32 *result)
+{
+	if(mMsgHdr)
+		return mMsgHdr->GetStatusOffset(result);
+	else
+		return NS_ERROR_FAILURE;
+}
+
+NS_IMETHODIMP nsMessage::GetCharSet(nsString *result)
+{
+	if(mMsgHdr)
+		return mMsgHdr->GetCharSet(result);
+	else
+		return NS_ERROR_FAILURE;
+}
+
+NS_IMETHODIMP nsMessage::GetThreadParent(nsMsgKey *result)
+{
+	if(mMsgHdr)
+		return mMsgHdr->GetThreadParent(result);
+	else
+		return NS_ERROR_FAILURE;
+}
+
+NS_IMETHODIMP nsMessage::SetThreadParent(nsMsgKey inKey)
+{
+	if(mMsgHdr)
+		return mMsgHdr->SetThreadParent(inKey);
+	else
+		return NS_ERROR_FAILURE;
+}
+
+
+NS_IMETHODIMP nsMessage::GetMsgFolder(nsIMsgFolder **folder)
+{
+	if(!folder)
+		return NS_ERROR_NULL_POINTER;
+	*folder = mFolder;
+	if(mFolder)
+	{
+		NS_ADDREF(mFolder);
+		return NS_OK;
+	}
+	else
+		return NS_ERROR_NULL_POINTER;
+}
+
+
+NS_IMETHODIMP nsMessage::SetMsgFolder(nsIMsgFolder *folder)
+{
+	mFolder = folder;
+	//We don't want to own folder, so don't AddRef
+	return NS_OK;
+}
+
+
+NS_IMETHODIMP nsMessage::SetMsgDBHdr(nsIMsgDBHdr *hdr)
+{
+	mMsgHdr = dont_QueryInterface(hdr);
+	return NS_OK;
+}
+
+NS_IMETHODIMP nsMessage::GetMsgDBHdr(nsIMsgDBHdr **hdr)
+{
+	*hdr = mMsgHdr;
+	if(*hdr)
+	{
+		NS_ADDREF(*hdr);
+		return NS_OK;
+	}
+	else
+		return NS_ERROR_NULL_POINTER;
+}
+

mozilla/mailnews/base/util/nsMessage.h

@@ -0,0 +1,113 @@
+/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*-
+ *
+ * The contents of this file are subject to the Netscape Public License
+ * Version 1.0 (the "NPL"); you may not use this file except in
+ * compliance with the NPL.  You may obtain a copy of the NPL at
+ * http://www.mozilla.org/NPL/
+ *
+ * Software distributed under the NPL is distributed on an "AS IS" basis,
+ * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the NPL
+ * for the specific language governing rights and limitations under the
+ * NPL.
+ *
+ * The Initial Developer of this code under the NPL is Netscape
+ * Communications Corporation.  Portions created by Netscape are
+ * Copyright (C) 1999 Netscape Communications Corporation.  All Rights
+ * Reserved.
+ */
+
+/********************************************************************************************************
+ 
+   Interface for representing Messenger folders.
+ 
+*********************************************************************************************************/
+
+#ifndef nsMessage_h__
+#define nsMessage_h__
+
+#include "msgCore.h"
+#include "nsIMessage.h" /* include the interface we are going to support */
+#include "nsRDFResource.h"
+#include "nsIMsgHdr.h"
+#include "nsCOMPtr.h"
+
+
+class NS_MSG_BASE nsMessage: public nsRDFResource, public nsIDBMessage
+{
+public: 
+	nsMessage(void);
+	virtual ~nsMessage(void);
+
+	NS_DECL_ISUPPORTS_INHERITED
+  NS_DECL_NSIMESSAGE
+  NS_DECL_NSIDBMESSAGE
+
+	NS_IMETHOD Init(const char *aURI);
+	//nsIMsgHdr
+	NS_IMETHOD GetProperty(const char *propertyName, nsString &resultProperty);
+    NS_IMETHOD SetProperty(const char *propertyName, nsString &propertyStr);
+    NS_IMETHOD GetUint32Property(const char *propertyName, PRUint32 *pResult);
+    NS_IMETHOD SetUint32Property(const char *propertyName, PRUint32 propertyVal);
+    NS_IMETHOD GetNumReferences(PRUint16 *result);
+    NS_IMETHOD GetStringReference(PRInt32 refNum, nsCString &resultReference);
+    NS_IMETHOD GetDate(PRTime *result);
+    NS_IMETHOD SetDate(PRTime date);
+    NS_IMETHOD SetMessageId(const char *messageId);
+    NS_IMETHOD SetReferences(const char *references);
+    NS_IMETHOD SetCCList(const char *ccList);
+    NS_IMETHOD SetRecipients(const char *recipients, PRBool recipientsIsNewsgroup);
+	NS_IMETHOD SetRecipientsArray(const char *names, const char *addresses, PRUint32 numAddresses);
+    NS_IMETHOD SetCCListArray(const char *names, const char *addresses, PRUint32 numAddresses);
+    NS_IMETHOD SetAuthor(const char *author);
+    NS_IMETHOD SetSubject(const char *subject);
+    NS_IMETHOD SetStatusOffset(PRUint32 statusOffset);
+
+	NS_IMETHOD GetAuthor(nsString *resultAuthor);
+	NS_IMETHOD GetSubject(nsString *resultSubject);
+	NS_IMETHOD GetRecipients(nsString *resultRecipients);
+	NS_IMETHOD GetCCList(nsString *ccList);
+	NS_IMETHOD GetMessageId(nsCString *resultMessageId);
+
+	NS_IMETHOD GetMime2DecodedAuthor(nsString *resultAuthor);
+	NS_IMETHOD GetMime2DecodedSubject(nsString *resultSubject);
+	NS_IMETHOD GetMime2DecodedRecipients(nsString *resultRecipients);
+
+	NS_IMETHOD GetAuthorCollationKey(nsString *resultAuthor);
+	NS_IMETHOD GetSubjectCollationKey(nsString *resultSubject);
+	NS_IMETHOD GetRecipientsCollationKey(nsString *resultRecipients);
+
+    // flag handling routines
+    NS_IMETHOD GetFlags(PRUint32 *result);
+    NS_IMETHOD SetFlags(PRUint32 flags);
+    NS_IMETHOD OrFlags(PRUint32 flags, PRUint32 *result);
+    NS_IMETHOD AndFlags(PRUint32 flags, PRUint32 *result);
+
+	// Mark message routines
+	NS_IMETHOD MarkRead(PRBool bRead);
+	NS_IMETHOD MarkFlagged(PRBool bFlagged);
+
+    NS_IMETHOD GetMessageKey(nsMsgKey *result);
+    NS_IMETHOD GetThreadId(nsMsgKey *result);
+    NS_IMETHOD SetThreadId(nsMsgKey inKey);
+    NS_IMETHOD SetMessageKey(nsMsgKey inKey);
+    NS_IMETHOD GetMessageSize(PRUint32 *result);
+    NS_IMETHOD SetMessageSize(PRUint32 messageSize);
+    NS_IMETHOD GetLineCount(PRUint32 *result);
+    NS_IMETHOD SetLineCount(PRUint32 lineCount);
+    NS_IMETHOD SetPriority(nsMsgPriority priority);
+    NS_IMETHOD SetPriority(const char *priority);
+    NS_IMETHOD GetMessageOffset(PRUint32 *result);
+    NS_IMETHOD GetStatusOffset(PRUint32 *result); 
+	NS_IMETHOD GetCharSet(nsString *result);
+    NS_IMETHOD GetPriority(nsMsgPriority *result);
+    NS_IMETHOD GetThreadParent(nsMsgKey *result);
+    NS_IMETHOD SetThreadParent(nsMsgKey inKey);
+
+protected:
+	nsIMsgFolder *mFolder;
+	nsCOMPtr<nsIMsgDBHdr> mMsgHdr;
+
+};
+
+#endif //nsMessage_h__
+

mozilla/mailnews/base/util/nsMsgDBFolder.cpp

@@ -0,0 +1,530 @@
+/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*-
+ *
+ * The contents of this file are subject to the Netscape Public License
+ * Version 1.0 (the "NPL"); you may not use this file except in
+ * compliance with the NPL.  You may obtain a copy of the NPL at
+ * http://www.mozilla.org/NPL/
+ *
+ * Software distributed under the NPL is distributed on an "AS IS" basis,
+ * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the NPL
+ * for the specific language governing rights and limitations under the
+ * NPL.
+ *
+ * The Initial Developer of this code under the NPL is Netscape
+ * Communications Corporation.  Portions created by Netscape are
+ * Copyright (C) 1999 Netscape Communications Corporation.  All Rights
+ * Reserved.
+ */
+
+#include "msgCore.h"
+#include "nsIMessage.h"
+#include "nsMsgDBFolder.h"
+#include "nsMsgFolderFlags.h"
+#include "nsIPref.h"
+#include "nsIMsgFolderCache.h"
+#include "nsIMsgFolderCacheElement.h"
+#include "nsIMsgMailSession.h"
+#include "nsMsgBaseCID.h"
+#include "nsIMsgMailNewsUrl.h"
+
+static NS_DEFINE_CID(kPrefServiceCID, NS_PREF_CID);
+static NS_DEFINE_CID(kMsgMailSessionCID, NS_MSGMAILSESSION_CID);
+
+NS_IMPL_ADDREF_INHERITED(nsMsgDBFolder, nsMsgFolder)
+NS_IMPL_RELEASE_INHERITED(nsMsgDBFolder, nsMsgFolder)
+
+NS_IMETHODIMP nsMsgDBFolder::QueryInterface(REFNSIID aIID, void** aInstancePtr)
+{
+	if (!aInstancePtr) return NS_ERROR_NULL_POINTER;
+	*aInstancePtr = nsnull;
+	if (aIID.Equals(nsCOMTypeInfo<nsIDBChangeListener>::GetIID()))
+	{
+		*aInstancePtr = NS_STATIC_CAST(nsIDBChangeListener*, this);
+	}              
+	else if (aIID.Equals(nsCOMTypeInfo<nsIUrlListener>::GetIID()))
+	{
+		*aInstancePtr = NS_STATIC_CAST(nsIUrlListener*, this);
+	}              
+
+	if(*aInstancePtr)
+	{
+		AddRef();
+		return NS_OK;
+	}
+
+	return nsRDFResource::QueryInterface(aIID, aInstancePtr);
+}
+
+nsMsgDBFolder::nsMsgDBFolder(void)
+: mCharset(""), mAddListener(PR_TRUE)
+{
+
+}
+
+nsMsgDBFolder::~nsMsgDBFolder(void)
+{
+	if(mDatabase)
+	{
+		mDatabase->RemoveListener(this);
+		mDatabase->Close(PR_TRUE);
+	}
+}
+
+NS_IMETHODIMP nsMsgDBFolder::StartFolderLoading(void)
+{
+	if(mDatabase)
+		mDatabase->RemoveListener(this);
+	mAddListener = PR_FALSE;
+	return NS_OK;
+}
+
+NS_IMETHODIMP nsMsgDBFolder::EndFolderLoading(void)
+{
+	if(mDatabase)
+		mDatabase->AddListener(this);
+	mAddListener = PR_TRUE;
+	return NS_OK;
+}
+
+NS_IMETHODIMP nsMsgDBFolder::GetThreads(nsISimpleEnumerator** threadEnumerator)
+{
+	nsresult rv = GetDatabase();
+	
+	if(NS_SUCCEEDED(rv))
+		return mDatabase->EnumerateThreads(threadEnumerator);
+	else
+		return rv;
+}
+
+NS_IMETHODIMP
+nsMsgDBFolder::GetThreadForMessage(nsIMessage *message, nsIMsgThread **thread)
+{
+	nsresult rv = GetDatabase();
+	if(NS_SUCCEEDED(rv))
+	{
+		nsCOMPtr<nsIMsgDBHdr> msgDBHdr;
+		nsCOMPtr<nsIDBMessage> dbMessage(do_QueryInterface(message, &rv));
+		if(NS_SUCCEEDED(rv))
+			rv = dbMessage->GetMsgDBHdr(getter_AddRefs(msgDBHdr));
+		if(NS_SUCCEEDED(rv))
+		{
+			rv = mDatabase->GetThreadContainingMsgHdr(msgDBHdr, thread);
+		}
+	}
+	return rv;
+
+}
+
+NS_IMETHODIMP
+nsMsgDBFolder::HasMessage(nsIMessage *message, PRBool *hasMessage)
+{
+	if(!hasMessage)
+		return NS_ERROR_NULL_POINTER;
+
+	nsresult rv = GetDatabase();
+
+	if(NS_SUCCEEDED(rv))
+	{
+		nsCOMPtr<nsIMsgDBHdr> msgDBHdr, msgDBHdrForKey;
+		nsCOMPtr<nsIDBMessage> dbMessage(do_QueryInterface(message, &rv));
+		nsMsgKey key;
+		if(NS_SUCCEEDED(rv))
+			rv = dbMessage->GetMsgDBHdr(getter_AddRefs(msgDBHdr));
+		if(NS_SUCCEEDED(rv))
+			rv = msgDBHdr->GetMessageKey(&key);
+		if(NS_SUCCEEDED(rv))
+			rv = mDatabase->ContainsKey(key, hasMessage);
+		
+	}
+	return rv;
+
+}
+
+NS_IMETHODIMP nsMsgDBFolder::GetCharset(PRUnichar * *aCharset)
+{
+	nsresult rv = NS_OK;
+	if(!aCharset)
+		return NS_ERROR_NULL_POINTER;
+
+	if(mCharset == "")
+	{
+		NS_WITH_SERVICE(nsIPref, prefs, kPrefServiceCID, &rv);
+
+		char *prefCharset = nsnull;
+		if (NS_SUCCEEDED(rv))
+		{
+			rv = prefs->CopyCharPref("intl.character_set_name", &prefCharset);
+		}
+  
+		nsString prefCharsetStr;
+		if(prefCharset)
+		{
+			prefCharsetStr = prefCharset;
+			PR_Free(prefCharset);
+		}
+		else
+		{
+			prefCharsetStr = "us-ascii";
+		}
+		*aCharset = prefCharsetStr.ToNewUnicode();
+	}
+	else
+	{
+		*aCharset = mCharset.ToNewUnicode();
+	}
+	return rv;
+}
+
+NS_IMETHODIMP nsMsgDBFolder::SetCharset(const PRUnichar * aCharset)
+{
+	nsresult rv;
+
+	nsCOMPtr<nsIDBFolderInfo> folderInfo;
+	nsCOMPtr<nsIMsgDatabase> db; 
+	rv = GetDBFolderInfoAndDB(getter_AddRefs(folderInfo), getter_AddRefs(db));
+	if(NS_SUCCEEDED(rv))
+	{
+		nsString charset(aCharset);
+		rv = folderInfo->SetCharacterSet(&charset);
+		db->Commit(nsMsgDBCommitType::kLargeCommit);
+	}
+	return rv;
+}
+
+nsresult nsMsgDBFolder::ReadDBFolderInfo(PRBool force)
+{
+	// Since it turns out to be pretty expensive to open and close
+	// the DBs all the time, if we have to open it once, get everything
+	// we might need while we're here
+
+	nsresult result;
+
+	nsCOMPtr <nsIMsgFolderCache> folderCache;
+
+	NS_WITH_SERVICE(nsIMsgMailSession, mailSession, kMsgMailSessionCID, &result); 
+	if(NS_SUCCEEDED(result))
+	{
+		result = mailSession->GetFolderCache(getter_AddRefs(folderCache));
+		if (NS_SUCCEEDED(result) && folderCache)
+		{
+			char *uri;
+
+			result = GetURI(&uri);
+			if (NS_SUCCEEDED(result) && uri)
+			{
+				nsCOMPtr <nsIMsgFolderCacheElement> cacheElement;
+				result = folderCache->GetCacheElement(uri, PR_FALSE, getter_AddRefs(cacheElement));
+				if (NS_SUCCEEDED(result) && cacheElement)
+				{
+					result = ReadFromFolderCache(cacheElement);
+				}
+				PR_Free(uri);
+			}
+
+		}
+	}
+//	if (m_master->InitFolderFromCache (this))
+//		return err;
+
+	if (force || !(mPrefFlags & MSG_FOLDER_PREF_CACHED))
+    {
+        nsCOMPtr<nsIDBFolderInfo> folderInfo;
+        nsCOMPtr<nsIMsgDatabase> db; 
+        result = GetDBFolderInfoAndDB(getter_AddRefs(folderInfo), getter_AddRefs(db));
+        if(NS_SUCCEEDED(result))
+        {
+			mIsCachable = PR_TRUE;
+            if (folderInfo)
+            {
+
+	            folderInfo->GetFlags(&mPrefFlags);
+                mPrefFlags |= MSG_FOLDER_PREF_CACHED;
+                folderInfo->SetFlags(mPrefFlags);
+
+				folderInfo->GetNumMessages(&mNumTotalMessages);
+				folderInfo->GetNumNewMessages(&mNumUnreadMessages);
+
+				//These should be put in IMAP folder only.
+				//folderInfo->GetImapTotalPendingMessages(&mNumPendingTotalMessages);
+				//folderInfo->GetImapUnreadPendingMessages(&mNumPendingUnreadMessages);
+
+				folderInfo->GetCharacterSet(&mCharset);
+        
+				if (db) {
+					PRBool hasnew;
+					nsresult rv;
+					rv = db->HasNew(&hasnew);
+					if (NS_FAILED(rv)) return rv;
+					if (!hasnew && mNumPendingUnreadMessages <= 0) {
+						ClearFlag(MSG_FOLDER_FLAG_GOT_NEW);
+					}
+				}
+            }
+
+        }
+        if (db)
+	        db->Close(PR_FALSE);
+    }
+
+	return result;
+	
+}
+
+nsresult nsMsgDBFolder::SendFlagNotifications(nsISupports *item, PRUint32 oldFlags, PRUint32 newFlags)
+{
+	nsresult rv = NS_OK;
+
+	PRUint32 changedFlags = oldFlags ^ newFlags;
+	if((changedFlags & MSG_FLAG_READ) || (changedFlags & MSG_FLAG_REPLIED)
+		|| (changedFlags & MSG_FLAG_FORWARDED)|| (changedFlags & MSG_FLAG_NEW))
+	{
+		rv = NotifyPropertyFlagChanged(item, "Status", oldFlags, newFlags);
+	}
+	else if((changedFlags & MSG_FLAG_MARKED))
+	{
+		rv = NotifyPropertyFlagChanged(item, "Flagged", oldFlags, newFlags);
+	}
+		return rv;
+}
+
+NS_IMETHODIMP
+nsMsgDBFolder::GetMsgDatabase(nsIMsgDatabase** aMsgDatabase)
+{
+    if (!aMsgDatabase || !mDatabase)
+        return NS_ERROR_NULL_POINTER;
+    *aMsgDatabase = mDatabase;
+    NS_ADDREF(*aMsgDatabase);
+    return NS_OK;
+}
+
+NS_IMETHODIMP nsMsgDBFolder::OnKeyChange(nsMsgKey aKeyChanged, PRUint32 aOldFlags, PRUint32 aNewFlags, 
+                         nsIDBChangeListener * aInstigator)
+{
+	nsCOMPtr<nsIMsgDBHdr> pMsgDBHdr;
+	nsresult rv = mDatabase->GetMsgHdrForKey(aKeyChanged, getter_AddRefs(pMsgDBHdr));
+	if(NS_SUCCEEDED(rv) && pMsgDBHdr)
+	{
+		nsCOMPtr<nsIMessage> message;
+		rv = CreateMessageFromMsgDBHdr(pMsgDBHdr, getter_AddRefs(message));
+		if(NS_SUCCEEDED(rv))
+		{
+			nsCOMPtr<nsISupports> msgSupports(do_QueryInterface(message, &rv));
+			if(NS_SUCCEEDED(rv))
+			{
+				SendFlagNotifications(msgSupports, aOldFlags, aNewFlags);
+			}
+			UpdateSummaryTotals(PR_TRUE);
+		}
+	}
+	return NS_OK;
+}
+
+NS_IMETHODIMP nsMsgDBFolder::OnKeyDeleted(nsMsgKey aKeyChanged, nsMsgKey  aParentKey, PRInt32 aFlags, 
+                          nsIDBChangeListener * aInstigator)
+{
+	nsCOMPtr<nsIMsgDBHdr> pMsgDBHdr;
+	nsresult rv = mDatabase->GetMsgHdrForKey(aKeyChanged, getter_AddRefs(pMsgDBHdr));
+	if(NS_SUCCEEDED(rv) && pMsgDBHdr)
+	{
+		nsCOMPtr<nsIMessage> message;
+		rv = CreateMessageFromMsgDBHdr(pMsgDBHdr, getter_AddRefs(message));
+		if(NS_SUCCEEDED(rv))
+		{
+			nsCOMPtr<nsISupports> msgSupports(do_QueryInterface(message, &rv));
+			if(NS_SUCCEEDED(rv))
+			{
+				NotifyItemDeleted(msgSupports);
+			}
+			UpdateSummaryTotals(PR_TRUE);
+		}
+	}
+
+	return NS_OK;
+}
+
+NS_IMETHODIMP nsMsgDBFolder::OnKeyAdded(nsMsgKey aKeyChanged, nsMsgKey  aParentKey , PRInt32 aFlags, 
+                        nsIDBChangeListener * aInstigator)
+{
+	nsresult rv;
+	nsCOMPtr<nsIMsgDBHdr> msgDBHdr;
+	rv = mDatabase->GetMsgHdrForKey(aKeyChanged, getter_AddRefs(msgDBHdr));
+	if(NS_SUCCEEDED(rv) && msgDBHdr)
+	{
+		nsCOMPtr<nsIMessage> message;
+		rv = CreateMessageFromMsgDBHdr(msgDBHdr, getter_AddRefs(message));
+		if(NS_SUCCEEDED(rv))
+		{
+			nsCOMPtr<nsISupports> msgSupports(do_QueryInterface(message));
+			if(msgSupports)
+			{
+				NotifyItemAdded(msgSupports);
+			}
+			UpdateSummaryTotals(PR_TRUE);
+		}
+	}
+	return NS_OK;
+}
+
+NS_IMETHODIMP nsMsgDBFolder::OnParentChanged(nsMsgKey aKeyChanged, nsMsgKey oldParent, nsMsgKey newParent, 
+						nsIDBChangeListener * aInstigator)
+{
+	return NS_OK;
+}
+
+
+NS_IMETHODIMP nsMsgDBFolder::OnAnnouncerGoingAway(nsIDBChangeAnnouncer *
+													 instigator)
+{
+    if (mDatabase)
+    {
+        mDatabase->RemoveListener(this);
+        mDatabase = null_nsCOMPtr();
+    }
+    return NS_OK;
+}
+
+NS_IMETHODIMP nsMsgDBFolder::ManyHeadersToDownload(PRBool *retval)
+{
+	PRInt32 numTotalMessages;
+
+	if (!retval)
+		return NS_ERROR_NULL_POINTER;
+	if (!mDatabase)
+		*retval = PR_TRUE;
+	else if (NS_SUCCEEDED(GetTotalMessages(PR_FALSE, &numTotalMessages)) && numTotalMessages <= 0)
+		*retval = PR_TRUE;
+	else
+		*retval = PR_FALSE;
+	return NS_OK;
+}
+
+
+nsresult nsMsgDBFolder::ReadFromFolderCache(nsIMsgFolderCacheElement *element)
+{
+	nsresult rv = NS_OK;
+	char *charset;
+
+	element->GetInt32Property("flags", &mPrefFlags);
+	element->GetInt32Property("totalMsgs", &mNumTotalMessages);
+	element->GetInt32Property("totalUnreadMsgs", &mNumUnreadMessages);
+
+	element->GetStringProperty("charset", &charset);
+
+#ifdef DEBUG_bienvenu1
+	char *uri;
+
+	GetURI(&uri);
+	printf("read total %ld for %s\n", mNumTotalMessages, uri);
+	PR_Free(uri);
+#endif
+	mCharset = charset;
+	PR_FREEIF(charset);
+
+    mPrefFlags |= MSG_FOLDER_PREF_CACHED;
+	return rv;
+}
+
+NS_IMETHODIMP nsMsgDBFolder::WriteToFolderCache(nsIMsgFolderCache *folderCache)
+{
+	nsCOMPtr <nsIEnumerator> aEnumerator;
+
+	nsresult rv = GetSubFolders(getter_AddRefs(aEnumerator));
+	if(NS_FAILED(rv)) 
+		return rv;
+
+	char *uri = nsnull;
+	rv = GetURI(&uri);
+
+	if (folderCache)
+	{
+		nsCOMPtr <nsIMsgFolderCacheElement> cacheElement;
+		rv = folderCache->GetCacheElement(uri, PR_TRUE, getter_AddRefs(cacheElement));
+		if (NS_SUCCEEDED(rv) && cacheElement)
+			rv = WriteToFolderCacheElem(cacheElement);
+	}
+	PR_FREEIF(uri);
+
+	
+	nsCOMPtr<nsISupports> aItem;
+
+	rv = aEnumerator->First();
+	if (!NS_SUCCEEDED(rv))
+		return NS_OK;	// it's OK, there are no sub-folders.
+
+	while(NS_SUCCEEDED(rv))
+	{
+		rv = aEnumerator->CurrentItem(getter_AddRefs(aItem));
+		if (NS_FAILED(rv)) break;
+		nsCOMPtr<nsIMsgFolder> aMsgFolder(do_QueryInterface(aItem, &rv));
+		if (NS_SUCCEEDED(rv))
+		{
+			if (folderCache)
+			{
+				rv = aMsgFolder->WriteToFolderCache(folderCache);
+				if (!NS_SUCCEEDED(rv))
+					break;
+			}
+		}
+		rv = aEnumerator->Next();
+		if (!NS_SUCCEEDED(rv))
+		{
+			rv = NS_OK;
+			break;
+		}
+	}
+	return rv;
+}
+
+NS_IMETHODIMP nsMsgDBFolder::WriteToFolderCacheElem(nsIMsgFolderCacheElement *element)
+{
+	nsresult rv = NS_OK;
+
+	element->SetInt32Property("flags", mPrefFlags);
+	element->SetInt32Property("totalMsgs", mNumTotalMessages);
+	element->SetInt32Property("totalUnreadMsgs", mNumUnreadMessages);
+
+	element->SetStringProperty("charset", (const char *) nsCAutoString(mCharset));
+
+#ifdef DEBUG_bienvenu1
+	char *uri;
+
+	GetURI(&uri);
+	printf("writing total %ld for %s\n", mNumTotalMessages, uri);
+	PR_Free(uri);
+#endif
+	return rv;
+}
+
+NS_IMETHODIMP
+nsMsgDBFolder::MarkAllMessagesRead(void)
+{
+	nsresult rv = GetDatabase();
+	
+	if(NS_SUCCEEDED(rv))
+		return mDatabase->MarkAllRead(nsnull);
+
+	return rv;
+}
+
+NS_IMETHODIMP
+nsMsgDBFolder::OnStartRunningUrl(nsIURI *aUrl)
+{
+	NS_PRECONDITION(aUrl, "just a sanity check");
+    return NS_OK;
+}
+
+NS_IMETHODIMP
+nsMsgDBFolder::OnStopRunningUrl(nsIURI *aUrl, nsresult aExitCode)
+{
+	NS_PRECONDITION(aUrl, "just a sanity check");
+	nsCOMPtr<nsIMsgMailNewsUrl> mailUrl = do_QueryInterface(aUrl);
+	if (mailUrl)
+	{
+		PRBool updatingFolder = PR_FALSE;
+		if (NS_SUCCEEDED(mailUrl->GetUpdatingFolder(&updatingFolder)) && updatingFolder)
+		{
+			NotifyFolderLoaded();
+		}
+	}
+    return NS_OK;
+}

mozilla/mailnews/base/util/nsMsgDBFolder.h

@@ -0,0 +1,80 @@
+/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*-
+ *
+ * The contents of this file are subject to the Netscape Public License
+ * Version 1.0 (the "NPL"); you may not use this file except in
+ * compliance with the NPL.  You may obtain a copy of the NPL at
+ * http://www.mozilla.org/NPL/
+ *
+ * Software distributed under the NPL is distributed on an "AS IS" basis,
+ * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the NPL
+ * for the specific language governing rights and limitations under the
+ * NPL.
+ *
+ * The Initial Developer of this code under the NPL is Netscape
+ * Communications Corporation.  Portions created by Netscape are
+ * Copyright (C) 1999 Netscape Communications Corporation.  All Rights
+ * Reserved.
+ */
+
+#ifndef nsMsgDBFolder_h__
+#define nsMsgDBFolder_h__
+
+#include "msgCore.h"
+#include "nsMsgFolder.h" 
+#include "nsIDBFolderInfo.h"
+#include "nsIMsgDatabase.h"
+#include "nsIMessage.h"
+#include "nsCOMPtr.h"
+#include "nsIDBChangeListener.h"
+#include "nsIUrlListener.h"
+
+class nsIMsgFolderCacheElement;
+ /* 
+  * nsMsgDBFolder
+  * class derived from nsMsgFolder for those folders that use an nsIMsgDatabase
+  */ 
+
+class NS_MSG_BASE nsMsgDBFolder:  public nsMsgFolder,
+                                        public nsIDBChangeListener,
+                                        public nsIUrlListener
+{
+public: 
+	nsMsgDBFolder(void);
+	virtual ~nsMsgDBFolder(void);
+  NS_DECL_NSIDBCHANGELISTENER
+  
+	NS_IMETHOD  StartFolderLoading(void);
+	NS_IMETHOD  EndFolderLoading(void);
+	NS_IMETHOD GetThreads(nsISimpleEnumerator** threadEnumerator);
+	NS_IMETHOD GetThreadForMessage(nsIMessage *message, nsIMsgThread **thread);
+	NS_IMETHOD HasMessage(nsIMessage *message, PRBool *hasMessage);
+	NS_IMETHOD GetCharset(PRUnichar * *aCharset);
+	NS_IMETHOD SetCharset(const PRUnichar * aCharset);
+
+  NS_IMETHOD GetMsgDatabase(nsIMsgDatabase** aMsgDatabase);
+
+	NS_DECL_ISUPPORTS_INHERITED
+
+	NS_DECL_NSIURLLISTENER
+
+	NS_IMETHOD WriteToFolderCache(nsIMsgFolderCache *folderCache);
+	NS_IMETHOD WriteToFolderCacheElem(nsIMsgFolderCacheElement *element);
+	NS_IMETHOD ManyHeadersToDownload(PRBool *_retval);
+
+	NS_IMETHOD MarkAllMessagesRead(void);
+
+protected:
+	virtual nsresult ReadDBFolderInfo(PRBool force);
+	virtual nsresult GetDatabase() = 0;
+	virtual nsresult SendFlagNotifications(nsISupports *item, PRUint32 oldFlags, PRUint32 newFlags);
+	nsresult ReadFromFolderCache(nsIMsgFolderCacheElement *element);
+
+protected:
+	nsCOMPtr<nsIMsgDatabase> mDatabase;  
+	nsString mCharset;
+	PRBool mAddListener;
+
+
+};
+
+#endif

mozilla/mailnews/base/util/nsMsgFolder.h

@@ -0,0 +1,268 @@
+/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*-
+ *
+ * The contents of this file are subject to the Netscape Public License
+ * Version 1.0 (the "NPL"); you may not use this file except in
+ * compliance with the NPL.  You may obtain a copy of the NPL at
+ * http://www.mozilla.org/NPL/
+ *
+ * Software distributed under the NPL is distributed on an "AS IS" basis,
+ * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the NPL
+ * for the specific language governing rights and limitations under the
+ * NPL.
+ *
+ * The Initial Developer of this code under the NPL is Netscape
+ * Communications Corporation.  Portions created by Netscape are
+ * Copyright (C) 1998 Netscape Communications Corporation.  All Rights
+ * Reserved.
+ */
+
+/********************************************************************************************************
+ 
+   Interface for representing Messenger folders.
+ 
+*********************************************************************************************************/
+
+#ifndef nsMsgFolder_h__
+#define nsMsgFolder_h__
+
+#include "msgCore.h"
+#include "nsIMsgFolder.h" /* include the interface we are going to support */
+#include "nsRDFResource.h"
+#include "nsIDBFolderInfo.h"
+#include "nsIMsgDatabase.h"
+#include "nsIMsgIncomingServer.h"
+#include "nsCOMPtr.h"
+#include "nsIURL.h"
+ /* 
+  * MsgFolder
+  */ 
+
+class NS_MSG_BASE nsMsgFolder: public nsRDFResource, public nsIMsgFolder
+{
+public: 
+  nsMsgFolder(void);
+  virtual ~nsMsgFolder(void);
+
+  NS_DECL_ISUPPORTS_INHERITED
+
+  NS_DECL_NSICOLLECTION
+  NS_DECL_NSIFOLDER
+  // eventually this will be an instantiable class, and we should
+  // use this macro:
+  // NS_DECL_NSIMSGFOLDER
+  
+  // right now a few of these methods are left abstract, and
+  // are commented out below
+  
+  // begin NS_DECL_NSIMSGFOLDER
+  NS_IMETHOD AddUnique(nsISupports *element);
+  NS_IMETHOD ReplaceElement(nsISupports *element, nsISupports *newElement);
+  NS_IMETHOD GetMessages(nsISimpleEnumerator **_retval);
+  NS_IMETHOD GetThreads(nsISimpleEnumerator **_retval);
+  NS_IMETHOD StartFolderLoading(void);
+  NS_IMETHOD EndFolderLoading(void);
+  NS_IMETHOD UpdateFolder(void);
+  NS_IMETHOD GetThreadForMessage(nsIMessage *message, nsIMsgThread **_retval);
+  NS_IMETHOD HasMessage(nsIMessage *message, PRBool *_retval);
+  NS_IMETHOD GetVisibleSubFolders(nsIEnumerator **_retval);
+  NS_IMETHOD GetPrettiestName(PRUnichar * *aPrettiestName);
+  NS_IMETHOD GetFolderURL(char * *aFolderURL);
+  NS_IMETHOD GetDeleteIsMoveToTrash(PRBool *aDeleteIsMoveToTrash);
+  NS_IMETHOD GetShowDeletedMessages(PRBool *aShowDeletedMessages);
+  NS_IMETHOD GetServer(nsIMsgIncomingServer * *aServer);
+  NS_IMETHOD GetIsServer(PRBool *aIsServer);
+  NS_IMETHOD OnCloseFolder(void);
+  NS_IMETHOD Delete(void);
+  NS_IMETHOD DeleteSubFolders(nsISupportsArray *folders);
+  NS_IMETHOD PropagateDelete(nsIMsgFolder *folder, PRBool deleteStorage);
+  NS_IMETHOD RecursiveDelete(PRBool deleteStorage);
+  NS_IMETHOD CreateSubfolder(const char *folderName);
+  NS_IMETHOD Compact(void);
+  NS_IMETHOD EmptyTrash(void);
+  NS_IMETHOD Rename(const char *name);
+  NS_IMETHOD Adopt(nsIMsgFolder *srcFolder, PRUint32 *outPos);
+  NS_IMETHOD ContainsChildNamed(const char *name, PRBool *_retval);
+  NS_IMETHOD IsAncestorOf(nsIMsgFolder *folder, PRBool *_retval);
+  NS_IMETHOD GenerateUniqueSubfolderName(const char *prefix, nsIMsgFolder *otherFolder, char **_retval); 
+  NS_IMETHOD UpdateSummaryTotals(PRBool force);
+  NS_IMETHOD SummaryChanged(void);
+  NS_IMETHOD GetNumUnread(PRBool deep, PRInt32 *_retval);
+  NS_IMETHOD GetTotalMessages(PRBool deep, PRInt32 *_retval);
+  NS_IMETHOD GetExpungedBytesCount(PRUint32 *aExpungedBytesCount);
+  NS_IMETHOD GetDeletable(PRBool *aDeletable);
+  NS_IMETHOD GetCanCreateChildren(PRBool *aCanCreateChildren);
+  NS_IMETHOD GetCanBeRenamed(PRBool *aCanBeRenamed);
+  NS_IMETHOD GetRequiresCleanup(PRBool *aRequiresCleanup);
+  NS_IMETHOD ClearRequiresCleanup(void);
+  NS_IMETHOD ManyHeadersToDownload(PRBool *_retval);
+  NS_IMETHOD GetKnowsSearchNntpExtension(PRBool *aKnowsSearchNntpExtension);
+  NS_IMETHOD GetAllowsPosting(PRBool *aAllowsPosting);
+  NS_IMETHOD GetDisplayRecipients(PRBool *aDisplayRecipients);
+   NS_IMETHOD GetRelativePathName(char * *aRelativePathName);
+  NS_IMETHOD GetSizeOnDisk(PRUint32 *aSizeOnDisk);
+  NS_IMETHOD RememberPassword(const char *password);
+  NS_IMETHOD GetRememberedPassword(char * *aRememberedPassword);
+  NS_IMETHOD UserNeedsToAuthenticateForFolder(PRBool displayOnly, PRBool *_retval);
+  NS_IMETHOD GetUsername(char * *aUsername);
+  NS_IMETHOD GetHostname(char * *aHostname);
+  NS_IMETHOD SetFlag(PRUint32 flag);
+  NS_IMETHOD ClearFlag(PRUint32 flag);
+  NS_IMETHOD GetFlag(PRUint32 flag, PRBool *_retval);
+  NS_IMETHOD ToggleFlag(PRUint32 flag);
+  NS_IMETHOD OnFlagChange(PRUint32 flag);
+  NS_IMETHOD GetFlags(PRUint32 *aFlags);
+  NS_IMETHOD GetFoldersWithFlag(PRUint32 flags, nsIMsgFolder **result, PRUint32 resultsize, PRUint32 *numFolders);
+  NS_IMETHOD GetExpansionArray(nsISupportsArray *expansionArray);
+  // NS_IMETHOD DeleteMessages(nsISupportsArray *message, nsITransactionManager *txnMgr, PRBool deleteStorage);
+  NS_IMETHOD CopyMessages(nsIMsgFolder *srcFolder, nsISupportsArray *messages, PRBool isMove, nsITransactionManager *txnMgr, nsIMsgCopyServiceListener *listener);
+  NS_IMETHOD CopyFileMessage(nsIFileSpec *fileSpec, nsIMessage *msgToReplace, PRBool isDraft, nsITransactionManager *txnMgr, nsIMsgCopyServiceListener *listener);
+  NS_IMETHOD AcquireSemaphore(nsISupports *semHolder);
+  NS_IMETHOD ReleaseSemaphore(nsISupports *semHolder);
+  NS_IMETHOD TestSemaphore(nsISupports *semHolder, PRBool *_retval);
+  NS_IMETHOD GetLocked(PRBool *aLocked);
+  // NS_IMETHOD CreateMessageFromMsgDBHdr(nsIMsgDBHdr *msgDBHdr, nsIMessage **_retval);
+  NS_IMETHOD GetNewMessages(void);
+  // NS_IMETHOD WriteToFolderCache(nsIMsgFolderCache *folderCache);
+  // NS_IMETHOD GetCharset(PRUnichar * *aCharset);
+  // NS_IMETHOD SetCharset(const PRUnichar * aCharset);
+  NS_IMETHOD GetBiffState(PRUint32 *aBiffState);
+  NS_IMETHOD SetBiffState(PRUint32 aBiffState);
+  NS_IMETHOD GetNumNewMessages(PRInt32 *aNumNewMessages);
+  NS_IMETHOD SetNumNewMessages(PRInt32 aNumNewMessages);
+  NS_IMETHOD GetNewMessagesNotificationDescription(PRUnichar * *aNewMessagesNotificationDescription);
+  NS_IMETHOD GetRootFolder(nsIMsgFolder * *aRootFolder);
+  NS_IMETHOD GetMsgDatabase(nsIMsgDatabase * *aMsgDatabase);
+  NS_IMETHOD GetPath(nsIFileSpec * *aPath);
+  NS_IMETHOD MarkMessagesRead(nsISupportsArray *messages, PRBool markRead);
+  NS_IMETHOD MarkAllMessagesRead(void);
+  NS_IMETHOD MarkMessagesFlagged(nsISupportsArray *messages, PRBool markFlagged);
+  NS_IMETHOD GetChildWithURI(const char *uri, PRBool deep, nsIMsgFolder **_retval); 
+
+  // end NS_DECL_NSIMSGFOLDER
+  
+  // nsRDFResource overrides
+  NS_IMETHOD Init(const char* aURI);
+  
+#if 0
+  static nsresult GetRoot(nsIMsgFolder* *result);
+#endif
+  // Gets the URL that represents the given message.  Returns a newly
+  // created string that must be free'd using XP_FREE().
+  // If the db is NULL, then returns a URL that represents the entire
+  // folder as a whole.
+#ifdef HAVE_DB
+  NS_IMETHOD BuildUrl(nsMsgDatabase *db, nsMsgKey key, char ** url);
+  
+  // updates num messages and num unread - should be pure virtual
+  // when I get around to implementing in all subclasses?
+  NS_IMETHOD GetTotalMessagesInDB(PRUint32 *totalMessages) const;					// How many messages in database.
+	// These functions are used for tricking the front end into thinking that we have more 
+	// messages than are really in the DB.  This is usually after and IMAP message copy where
+	// we don't want to do an expensive select until the user actually opens that folder
+	// These functions are called when MSG_Master::GetFolderLineById is populating a MSG_FolderLine
+	// struct used by the FE
+	int32			GetNumPendingUnread(PRBool deep = PR_FALSE);
+	int32			GetNumPendingTotalMessages(PRBool deep = PR_FALSE);
+	
+  void			ChangeNumPendingUnread(int32 delta);
+  void			ChangeNumPendingTotalMessages(int32 delta);
+
+
+  NS_IMETHOD SetFolderPrefFlags(PRUint32 flags);
+  NS_IMETHOD GetFolderPrefFlags(PRUint32 *flags);
+
+
+  NS_IMETHOD SetLastMessageLoaded(nsMsgKey lastMessageLoaded);
+  NS_IMETHOD GetLastMessageLoaded();
+#endif
+
+
+#ifdef HAVE_ADMINURL
+  NS_IMETHOD GetAdminUrl(MWContext *context, MSG_AdminURLType type);
+  NS_IMETHOD HaveAdminUrl(MSG_AdminURLType type, PRBool *hadAdminUrl);
+#endif
+
+
+#ifdef HAVE_PANE
+  NS_IMETHOD	MarkAllRead(MSG_Pane *pane, PRBool deep);
+  NS_IMETHOD SetFlagInAllFolderPanes(PRUint32 which);
+#endif
+
+#ifdef HAVE_NET
+  NS_IMETHOD EscapeMessageId(const char *messageId, const char **escapeMessageID);
+  NS_IMETHOD ShouldPerformOperationOffline(PRBool *performOffline);
+#endif
+
+#ifdef HAVE_CACHE
+	virtual nsresult WriteToCache(XP_File);
+	virtual nsresult ReadFromCache(char *);
+	virtual PRBool IsCachable();
+	void SkipCacheTokens(char **ppBuf, int numTokens);
+#endif
+
+#ifdef DOES_FOLDEROPERATIONS
+	int DownloadToTempFileAndUpload(MessageCopyInfo *copyInfo, nsMsgKeyArray &keysToSave, MSG_FolderInfo *dstFolder, nsMsgDatabase *sourceDB);
+	void UpdateMoveCopyStatus(MWContext *context, PRBool isMove, int32 curMsgCount, int32 totMessages);
+#endif
+
+	virtual nsresult GetDBFolderInfoAndDB(nsIDBFolderInfo **folderInfo, nsIMsgDatabase **db) = 0;
+
+
+	NS_IMETHOD MatchName(nsString *name, PRBool *matches);
+
+
+protected:
+	nsresult NotifyPropertyChanged(char *property, char* oldValue, char* newValue);
+	nsresult NotifyPropertyFlagChanged(nsISupports *item, char *property, PRUint32 oldValue,
+												PRUint32 newValue);
+	nsresult NotifyItemAdded(nsISupports *item);
+	nsresult NotifyItemDeleted(nsISupports *item);
+
+	nsresult NotifyFolderLoaded();
+	// this is a little helper function that is not part of the public interface. 
+	// we use it to get the IID of the incoming server for the derived folder.
+	// w/out a function like this we would have to implement GetServer in each
+	// derived folder class.
+	virtual const char* GetIncomingServerType() = 0;
+
+protected:
+  PRUint32 mFlags;
+  nsIFolder *mParent;     //This won't be refcounted for ownership reasons.
+  PRInt32 mNumUnreadMessages;        /* count of unread messages (-1 means
+                                         unknown; -2 means unknown but we already
+                                         tried to find out.) */
+  PRInt32 mNumTotalMessages;         /* count of existing messages. */
+  nsCOMPtr<nsISupportsArray> mSubFolders;
+  nsVoidArray *mListeners; //This can't be an nsISupportsArray because due to
+													 //ownership issues, listeners can't be AddRef'd
+
+  PRInt32 mPrefFlags;       // prefs like MSG_PREF_OFFLINE, MSG_PREF_ONE_PANE, etc
+  nsISupports *mSemaphoreHolder; // set when the folder is being written to
+								//Due to ownership issues, this won't be AddRef'd.
+
+  nsIMsgIncomingServer* m_server; //this won't be addrefed....ownership issue here
+
+#ifdef HAVE_DB
+  nsMsgKey	m_lastMessageLoaded;
+#endif
+  // These values are used for tricking the front end into thinking that we have more 
+  // messages than are really in the DB.  This is usually after and IMAP message copy where
+  // we don't want to do an expensive select until the user actually opens that folder
+  PRInt32 mNumPendingUnreadMessages;
+  PRInt32 mNumPendingTotalMessages;
+
+  PRUint32	mBiffState;
+  PRInt32	mNumNewBiffMessages;
+
+  PRBool mIsCachable;
+
+  //
+  // stuff from the uri
+  //
+  
+  PRBool mIsServer;
+  nsString mName;
+  
+};
+
+#endif

mozilla/mailnews/base/util/nsMsgGroupRecord.cpp

@@ -0,0 +1,598 @@
+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*-
+ *
+ * The contents of this file are subject to the Netscape Public License
+ * Version 1.0 (the "NPL"); you may not use this file except in
+ * compliance with the NPL.  You may obtain a copy of the NPL at
+ * http://www.mozilla.org/NPL/
+ *
+ * Software distributed under the NPL is distributed on an "AS IS" basis,
+ * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the NPL
+ * for the specific language governing rights and limitations under the
+ * NPL.
+ *
+ * The Initial Developer of this code under the NPL is Netscape
+ * Communications Corporation.  Portions created by Netscape are
+ * Copyright (C) 1998 Netscape Communications Corporation.  All Rights
+ * Reserved.
+ */
+
+#include "msgCore.h"    // precompiled header...
+#include "prlog.h"
+
+#include "nsMsgGroupRecord.h"
+
+#include "plstr.h"
+#include "prmem.h"
+#include "nsEscape.h"
+#include "nsCRT.h"
+
+// mscott: this is lame...I know....
+#define MK_OUT_OF_MEMORY  1
+
+const PRUint32 F_ISGROUP			 = 0x00000001;
+const PRUint32 F_EXPANDED			 = 0x00000002;
+const PRUint32 F_CATCONT			 = 0x00000004;
+const PRUint32 F_VIRTUAL			 = 0x00000008;
+const PRUint32 F_DIRTY			 = 0x00000010;
+const PRUint32 F_DESCENDENTSLOADED = 0x00000020;
+const PRUint32 F_HTMLOKGROUP		 = 0x00000040;
+const PRUint32 F_HTMLOKTREE		 = 0x00000080;
+const PRUint32 F_NEEDEXTRAINFO	 = 0x00000100;
+const PRUint32 F_DOESNOTEXIST		 = 0x00000200;
+const PRUint32 RUNTIMEFLAGS =		// Flags to be sure *not* to write to disk.
+	F_DIRTY | F_DESCENDENTSLOADED | F_EXPANDED;
+
+
+
+int
+nsMsgGroupRecord::GroupNameCompare(const char* name1, const char* name2,
+								  char delimiter, PRBool caseInsensitive)
+{
+	if (caseInsensitive)
+	{
+		while (*name1 && (nsCRT::ToUpper(*name1) == nsCRT::ToUpper(*name2))) {
+			name1++;
+			name2++;
+		}		
+	}
+	else
+	{
+		while (*name1 && *name1 == *name2) {
+			name1++;
+			name2++;
+		}
+	}
+
+	if (*name1 && *name2) {
+		if (*name1 == delimiter) return -1;
+		if (*name2 == delimiter) return 1;
+	}
+
+	if (caseInsensitive)
+		return int(nsCRT::ToUpper(*name1)) - int(nsCRT::ToUpper(*name2));
+	else
+		return int(*name1) - int(*name2);
+}
+
+
+nsMsgGroupRecord*
+nsMsgGroupRecord::Create(nsMsgGroupRecord* parent, const char* partname,
+						PRInt64 aTime, PRInt32 uniqueid, PRInt32 fileoffset)
+{
+	nsMsgGroupRecord* result = new nsMsgGroupRecord(parent, partname,
+												  aTime, uniqueid, fileoffset);
+	if (result && partname && !result->m_partname) {
+		// We ran out of memory.
+		delete result;
+		result = NULL;
+	}
+	result->InitializeSibling();
+	return result;
+}
+
+MOZ_DECL_CTOR_COUNTER(nsMsgGroupRecord);
+
+nsMsgGroupRecord::nsMsgGroupRecord(nsMsgGroupRecord* parent, const char* partname,
+								 PRInt64 aTime, PRInt32 uniqueid, PRInt32 fileoffset,
+								 char delimiter /* = '.' */)
+{
+	MOZ_COUNT_CTOR(nsMsgGroupRecord);
+	int length;
+	m_prettyname = NULL;
+	m_parent = parent;
+	m_children = NULL;
+	m_sibling = NULL;
+	m_flags = 0;
+	m_partname = NULL;
+	m_addtime = aTime;
+	m_uniqueId = uniqueid;
+	m_fileoffset = fileoffset;
+	m_delimiter = delimiter;
+	if (partname) {
+		length = PL_strlen(partname);
+		// PR_ASSERT(parent != NULL);
+		m_partname = new char [length + 1];
+		if (!m_partname) {
+			m_parent = NULL;
+			return;
+		}
+		PL_strcpy(m_partname, partname);
+	}
+}
+
+
+nsMsgGroupRecord::~nsMsgGroupRecord()
+{
+	MOZ_COUNT_DTOR(nsMsgGroupRecord);
+	delete [] m_partname;
+	m_partname = NULL;
+	delete [] m_prettyname;
+	m_prettyname = NULL;
+	while (m_children) {
+		delete m_children;
+	}
+	m_children = NULL;
+	if (m_parent) {
+		nsMsgGroupRecord** ptr;
+		for (ptr = &(m_parent->m_children);
+			 *ptr;
+			 ptr = &((*ptr)->m_sibling)) {
+			if (*ptr == this) {
+				*ptr = m_sibling;
+				break;
+			}
+		}
+	}
+}
+
+void nsMsgGroupRecord::InitializeSibling()
+{
+	if (m_parent) {
+		PR_ASSERT(m_partname != NULL);
+		nsMsgGroupRecord** ptr;
+		for (ptr = &(m_parent->m_children) ; *ptr ; ptr = &((*ptr)->m_sibling)) {
+			int comp = GroupNameCompare((*ptr)->m_partname, m_partname, m_delimiter, IsIMAPGroupRecord());
+			PR_ASSERT(comp != 0);
+			if (comp >= 0) break;
+		}
+		m_sibling = *ptr;
+		*ptr = this;
+	}
+}
+
+
+nsMsgGroupRecord*
+nsMsgGroupRecord::FindDescendant(const char* name)
+{
+	if (!name || !*name) return this;
+	char* ptr = PL_strchr(name, m_delimiter);
+	if (ptr) *ptr = '\0';
+	nsMsgGroupRecord* child;
+	for (child = m_children ; child ; child = child->m_sibling) {
+		if (PL_strcmp(child->m_partname, name) == 0) {
+			break;
+		}
+	}
+	if (ptr) {
+		*ptr++ = m_delimiter;
+		if (child) {
+			return child->FindDescendant(ptr);
+		}
+	}
+	return child;
+}
+
+
+nsMsgGroupRecord*
+nsMsgGroupRecord::GetSiblingOrAncestorSibling()
+{
+	if (m_sibling) return m_sibling;
+	if (m_parent) return m_parent->GetSiblingOrAncestorSibling();
+	return NULL;
+}
+
+nsMsgGroupRecord*
+nsMsgGroupRecord::GetNextAlphabetic()
+{
+	nsMsgGroupRecord* result;
+	if (m_children) result = m_children;
+	else result = GetSiblingOrAncestorSibling();
+#ifdef DEBUG_slowAndParanoid
+	if (result) {
+		char* ptr1 = GetFullName();
+		char* ptr2 = result->GetFullName();
+		PR_ASSERT(GroupNameCompare(ptr1, ptr2) < 0);
+		delete [] ptr1;
+		delete [] ptr2;
+	}
+#endif
+	return result;
+}
+
+nsMsgGroupRecord*
+nsMsgGroupRecord::GetNextAlphabeticNoCategories()
+{
+	if (IsCategoryContainer()) {
+		return GetSiblingOrAncestorSibling();
+	} else {
+		return GetNextAlphabetic();
+	}
+}
+
+
+char*
+nsMsgGroupRecord::GetFullName()
+{
+	int length = 0;
+	nsMsgGroupRecord* ptr;
+	for (ptr = this ; ptr ; ptr = ptr->m_parent) {
+		if (ptr->m_partname) length += PL_strlen(ptr->m_partname) + 1;
+	}
+	PR_ASSERT(length > 0);
+	if (length <= 0) return NULL;
+	char* result = new char [length];
+	if (result) {
+		SuckInName(result);
+		PR_ASSERT(int(PL_strlen(result)) + 1 == length);
+	}
+	return result;
+}
+
+
+char* 
+nsMsgGroupRecord::SuckInName(char* ptr)
+{
+	if (m_parent && m_parent->m_partname) {
+		ptr = m_parent->SuckInName(ptr);
+		*ptr++ = m_delimiter;
+	}
+	PL_strcpy(ptr, m_partname);
+	return ptr + PL_strlen(ptr);
+}
+
+
+
+int
+nsMsgGroupRecord::SetPrettyName(const char* name)
+{
+	if (name == NULL && m_prettyname == NULL) return 0;
+	m_flags |= F_DIRTY;
+	delete [] m_prettyname;
+	m_prettyname = NULL;
+	if (!name || !*name) {
+		return 0;
+	}
+	int length = PL_strlen(name);
+	m_prettyname = new char [length + 1];
+	if (!m_prettyname) {
+		return MK_OUT_OF_MEMORY;
+	}
+	PL_strcpy(m_prettyname, name);
+	return 1;
+}
+
+
+PRBool
+nsMsgGroupRecord::IsCategory()
+{
+	return GetCategoryContainer() != NULL;
+}
+
+PRBool
+nsMsgGroupRecord::IsCategoryContainer()
+{
+	return (m_flags & F_CATCONT) != 0;
+}
+
+PRBool
+nsMsgGroupRecord::NeedsExtraInfo()
+{
+	return (m_flags & F_NEEDEXTRAINFO) != 0;
+}
+
+int
+nsMsgGroupRecord::SetNeedsExtraInfo(PRBool value)
+{
+	return TweakFlag(F_NEEDEXTRAINFO, value);
+}
+
+
+int
+nsMsgGroupRecord::SetIsCategoryContainer(PRBool value)
+{
+	// refuse to set a group to be a category container if it has a parent
+	// that's a category container.
+	if (! (value && GetCategoryContainer()))
+		return TweakFlag(F_CATCONT, value);
+	else
+		return 0;
+}
+
+
+nsMsgGroupRecord*
+nsMsgGroupRecord::GetCategoryContainer()
+{
+	if (IsCategoryContainer()) return NULL;
+	for (nsMsgGroupRecord* ptr = m_parent ; ptr ; ptr = ptr->m_parent) {
+		if (ptr->IsCategoryContainer()) return ptr;
+	}
+	return NULL;
+}
+
+
+nsresult
+nsMsgGroupRecord::IsVirtual(PRBool *retval)
+{
+	*retval =( (m_flags & F_VIRTUAL) != 0);
+    return NS_OK;
+}
+
+nsresult
+nsMsgGroupRecord::SetIsVirtual(PRBool value)
+{
+	TweakFlag(F_VIRTUAL, value);
+    return NS_OK;
+}
+
+
+
+PRBool
+nsMsgGroupRecord::IsExpanded()
+{
+	return (m_flags & F_EXPANDED) != 0;
+}
+
+int
+nsMsgGroupRecord::SetIsExpanded(PRBool value)
+{
+	return TweakFlag(F_EXPANDED, value);
+}
+
+
+PRBool
+nsMsgGroupRecord::IsHTMLOKGroup()
+{
+	return (m_flags & F_HTMLOKGROUP) != 0;
+}
+
+int
+nsMsgGroupRecord::SetIsHTMLOKGroup(PRBool value)
+{
+	return TweakFlag(F_HTMLOKGROUP, value);
+}
+
+
+
+PRBool
+nsMsgGroupRecord::IsHTMLOKTree()
+{
+	return (m_flags & F_HTMLOKTREE) != 0;
+}
+
+int
+nsMsgGroupRecord::SetIsHTMLOKTree(PRBool value)
+{
+	return TweakFlag(F_HTMLOKTREE, value);
+}
+
+
+
+PRBool
+nsMsgGroupRecord::IsGroup()
+{
+	return (m_flags & F_ISGROUP) != 0;
+}
+
+int
+nsMsgGroupRecord::SetIsGroup(PRBool value)
+{
+	return TweakFlag(F_ISGROUP, value);
+}
+
+
+PRBool
+nsMsgGroupRecord::IsDescendentsLoaded()
+{
+	return (m_flags & F_DESCENDENTSLOADED) != 0;
+}
+
+
+int
+nsMsgGroupRecord::SetIsDescendentsLoaded(PRBool value)
+{
+	PR_ASSERT(value);			// No reason we'd ever unset this.
+	TweakFlag(F_DESCENDENTSLOADED, PR_TRUE);
+	nsMsgGroupRecord* child;
+	for (child = m_children ; child ; child = child->m_sibling) {
+		child->SetIsDescendentsLoaded(value);
+	}
+	return 0;
+}
+
+PRBool nsMsgGroupRecord::DoesNotExistOnServer()
+{
+	return (m_flags & F_DOESNOTEXIST) != 0;
+}
+
+int nsMsgGroupRecord::SetDoesNotExistOnServer(PRBool value)
+{
+	if (value)		// turn off group flag if doesn't exist on server.
+		TweakFlag(F_ISGROUP, PR_FALSE);
+	return TweakFlag(F_DOESNOTEXIST, value);
+}
+
+int
+nsMsgGroupRecord::TweakFlag(PRUint32 flagbit, PRBool value)
+{
+	if (value) {
+		if (!(m_flags & flagbit)) {
+			m_flags |= flagbit;
+			if (flagbit & ~RUNTIMEFLAGS)
+				m_flags |= F_DIRTY;
+			return 1;
+		}
+	} else {
+		if (m_flags & flagbit) {
+			m_flags &= ~flagbit;
+			if (flagbit & ~RUNTIMEFLAGS)
+				m_flags |= F_DIRTY;
+			return 1;
+		}
+	}
+	return 0;
+}
+
+
+PRInt32
+nsMsgGroupRecord::GetNumKids()
+{
+	PRInt32 result = 0;
+	nsMsgGroupRecord* child;
+	for (child = m_children ; child ; child = child->m_sibling) {
+		if (IsIMAPGroupRecord())
+			result++;
+		else
+			if (child->m_flags & F_ISGROUP) result++;
+
+		if (!IsIMAPGroupRecord())
+			result += child->GetNumKids();
+	}
+	return result;
+}
+
+
+
+
+char*
+nsMsgGroupRecord::GetSaveString()
+{
+	char* pretty = NULL;
+	char* result = nsnull;
+	
+	if (m_prettyname) {
+		pretty = nsEscape(m_prettyname, url_XAlphas);
+		if (!pretty) return NULL;
+	}
+	char* fullname = GetFullName();
+	if (!fullname) return NULL; {
+		long nAddTime;
+		LL_L2I(nAddTime, m_addtime);
+        result = PR_smprintf("%s,%s,%lx,%lx,%lx" MSG_LINEBREAK,
+							   fullname, pretty ? pretty : "",
+							   (long) (m_flags & ~RUNTIMEFLAGS),
+							   nAddTime,
+							   (long) m_uniqueId);
+	}
+	delete [] fullname;
+	if (pretty) nsCRT::free(pretty);
+	m_flags &= ~F_DIRTY;
+	return result;
+}
+
+
+PRBool
+nsMsgGroupRecord::IsDirty()
+{
+	return (m_flags & F_DIRTY) != 0;
+}
+
+
+PRInt32
+nsMsgGroupRecord::GetDepth()
+{
+	PRInt32 result = 0;
+	nsMsgGroupRecord* tmp = m_parent;
+	while (tmp) {
+		tmp = tmp->m_parent;
+		result++;
+	}
+	return result;
+}
+
+
+
+
+nsMsgGroupRecord*
+nsMsgGroupRecord::Create(nsMsgGroupRecord* parent, const char* saveline,
+						PRInt32 savelinelength, PRInt32 fileoffset)
+{
+	char* tmp;
+	char* ptr;
+	char* endptr;
+	char* partname;
+	char* prettyname;
+	PRInt32 flags;
+	PRInt32 addtime;
+	PRInt32 uniqueid;
+	nsMsgGroupRecord* result = NULL;
+
+	if (savelinelength < 0) savelinelength = PL_strlen(saveline);
+	tmp = (char*) PR_Malloc(savelinelength + 1);
+	if (!tmp) return NULL;
+	PL_strncpy(tmp, saveline, savelinelength);
+	tmp[savelinelength] = '\0';
+	ptr = PL_strchr(tmp, ',');
+	PR_ASSERT(ptr);
+	if (!ptr) goto FAIL;
+	*ptr++ = '\0';
+	partname = PL_strrchr(tmp, '.');
+	if (!partname) partname = tmp;
+	else partname++;
+
+#ifdef DEBUG_slowAndParanoid
+	if (parent->m_partname) {
+		char* parentname = parent->GetFullName();
+		PR_ASSERT(partname > tmp && partname[-1] == '.');
+		partname[-1] = '\0';
+		PR_ASSERT(PL_strcmp(parentname, tmp) == 0);
+		partname[-1] = '.';
+		delete [] parentname;
+		parentname = NULL;
+	} else {
+		PR_ASSERT(partname == tmp);
+	}
+#endif
+
+	endptr = PL_strchr(ptr, ',');
+	PR_ASSERT(endptr);
+	if (!endptr) goto FAIL;
+	*endptr++ = '\0';
+	prettyname = nsUnescape(ptr);
+
+	ptr = endptr;
+	endptr = PL_strchr(ptr, ',');
+	PR_ASSERT(endptr);
+	if (!endptr) goto FAIL;
+	*endptr++ = '\0';
+	flags = strtol(ptr, NULL, 16);
+
+	ptr = endptr;
+	endptr = PL_strchr(ptr, ',');
+	PR_ASSERT(endptr);
+	if (!endptr) goto FAIL;
+	*endptr++ = '\0';
+	addtime = strtol(ptr, NULL, 16);
+
+	ptr = endptr;
+	uniqueid = strtol(ptr, NULL, 16);
+
+	PRInt64 llAddtime;
+	LL_I2L(llAddtime, addtime);
+	result = Create(parent, partname, llAddtime, uniqueid, fileoffset);
+	if (result) {
+		PRBool maybeCategoryContainer = flags & F_CATCONT;
+		flags &= ~F_CATCONT;
+		result->m_flags = flags;
+		if (maybeCategoryContainer)
+			result->SetIsCategoryContainer(PR_TRUE);
+		if (prettyname && *prettyname) result->SetPrettyName(prettyname);
+	}
+
+FAIL:
+	PR_Free(tmp);
+	return result;
+	
+}
+
+
+

mozilla/mailnews/base/util/nsMsgGroupRecord.h

@@ -0,0 +1,160 @@
+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*-
+ *
+ * The contents of this file are subject to the Netscape Public License
+ * Version 1.0 (the "NPL"); you may not use this file except in
+ * compliance with the NPL.  You may obtain a copy of the NPL at
+ * http://www.mozilla.org/NPL/
+ *
+ * Software distributed under the NPL is distributed on an "AS IS" basis,
+ * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the NPL
+ * for the specific language governing rights and limitations under the
+ * NPL.
+ *
+ * The Initial Developer of this code under the NPL is Netscape
+ * Communications Corporation.  Portions created by Netscape are
+ * Copyright (C) 1998 Netscape Communications Corporation.  All Rights
+ * Reserved.
+ */
+
+// This class should only be used by the subscribe UI and by newshost.cpp.
+// And, well, a bit by the category code.  Everyone else should use the stuff
+// in newshost.h.
+
+#ifndef _nsMsgGroupRecord_h_
+#define _nsMsgGroupRecord_h__
+
+#include "msgCore.h"
+#include "prtypes.h"
+#include "nsISupports.h"
+
+class nsIMAPGroupRecord;
+
+class NS_MSG_BASE nsMsgGroupRecord {
+public:
+	static nsMsgGroupRecord* Create(nsMsgGroupRecord* parent,
+								   const char* partname,
+                                   PRInt64 m_addtime,
+								   PRInt32 uniqueid,
+								   PRInt32 fileoffset);
+	static nsMsgGroupRecord* Create(nsMsgGroupRecord* parent,
+								   const char* saveline,
+								   PRInt32 savelinelength,
+								   PRInt32 fileoffset);
+
+
+	virtual void	InitializeSibling();
+	virtual PRBool IsIMAPGroupRecord() { return PR_FALSE; }
+	virtual nsIMAPGroupRecord *GetIMAPGroupRecord() { return 0; }
+	
+	// This is just like PL_strcmp(), except it works on news group names.
+	// A container groupname is always less than any contained groups.
+	// So, "netscape.devs-client-technical" > "netscape.devs.directory", even
+	// though PL_strcmp says otherwise.  (YICK!)
+	static int GroupNameCompare(const char* name1,
+								const char* name2,
+								char delimiter = '.',
+								PRBool caseInsensitive = PR_FALSE);
+
+
+	virtual ~nsMsgGroupRecord();
+
+	nsMsgGroupRecord* FindDescendant(const char* name);
+
+	nsMsgGroupRecord* GetParent() {return m_parent;}
+	nsMsgGroupRecord* GetChildren() {return m_children;}
+	nsMsgGroupRecord* GetSibling() {return m_sibling;}
+	nsMsgGroupRecord* GetSiblingOrAncestorSibling();
+	nsMsgGroupRecord* GetNextAlphabetic();
+
+	nsMsgGroupRecord* GetNextAlphabeticNoCategories();
+
+	const char* GetPartName() {return m_partname;}
+
+	// The resulting string must be free'd using delete[].
+	char* GetFullName();
+
+	const char* GetPrettyName() {return m_prettyname;}
+	int SetPrettyName(const char* prettyname);
+
+	PRInt64 GetAddTime() {return m_addtime;}
+
+	virtual PRBool IsCategory();
+	virtual PRBool IsCategoryContainer();
+	virtual int SetIsCategoryContainer(PRBool value);
+
+	nsMsgGroupRecord* GetCategoryContainer();
+
+	// Get/Set whether this is a virtual newsgroup.
+	nsresult IsVirtual(PRBool *retval);
+    nsresult SetIsVirtual(PRBool value);
+
+	// Get/Set whether this is really a newsgroup (and not just a container
+	// for newsgroups).
+	virtual PRBool IsGroup();
+	int SetIsGroup(PRBool value);
+
+	PRBool IsDescendentsLoaded();
+	int SetIsDescendentsLoaded(PRBool value);
+
+	PRBool IsExpanded();
+	int SetIsExpanded(PRBool value);
+
+	PRBool IsHTMLOKGroup();
+	int SetIsHTMLOKGroup(PRBool value);
+
+	PRBool IsHTMLOKTree();
+	int SetIsHTMLOKTree(PRBool value);
+
+	PRBool NeedsExtraInfo();
+	int SetNeedsExtraInfo(PRBool value);
+
+	PRBool DoesNotExistOnServer();
+	int SetDoesNotExistOnServer(PRBool value);
+
+	PRInt32 GetUniqueID() {return m_uniqueId;}
+
+	PRInt32 GetFileOffset() {return m_fileoffset;}
+	int SetFileOffset(PRInt32 value) {m_fileoffset = value; return 0;}
+
+	// Get the number of descendents (not including ourself) that are
+	// really newsgroups.
+	PRInt32 GetNumKids();
+
+	// Gets the string that represents this group in the save file.  The
+	// resulting string must be free'd with PR_Free().
+	char* GetSaveString();
+
+	PRBool IsDirty();			// Whether this record has had changes made
+								// to it.  Cleared by calls to GetSaveString().
+
+	PRInt32 GetDepth();			// Returns how deep in the heirarchy we are.
+								// Basically, the number of dots in the full
+								// newsgroup name, plus 1.
+	virtual char GetHierarchySeparator() { return '.'; }
+
+protected:
+	nsMsgGroupRecord(nsMsgGroupRecord* parent,
+								   const char* partname,
+								   PRInt64 m_addtime,
+								   PRInt32 uniqueid,
+								   PRInt32 fileoffset,
+								   char delimiter = '.');
+	int TweakFlag(PRUint32 flagbit, PRBool value);
+	char* SuckInName(char* ptr);
+
+	char* m_partname;
+	char* m_prettyname;
+	nsMsgGroupRecord* m_parent;
+	nsMsgGroupRecord* m_children;
+	nsMsgGroupRecord* m_sibling;
+	PRUint32 m_flags;
+	PRInt64 m_addtime;
+	PRInt32 m_uniqueId;
+	PRInt32 m_fileoffset;
+	char m_delimiter;
+};
+
+
+
+
+#endif /* _grec_h_ */

mozilla/mailnews/base/util/nsMsgI18N.cpp

@@ -0,0 +1,363 @@
+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*-
+ *
+ * The contents of this file are subject to the Netscape Public License
+ * Version 1.0 (the "NPL"); you may not use this file except in
+ * compliance with the NPL.  You may obtain a copy of the NPL at
+ * http://www.mozilla.org/NPL/
+ *
+ * Software distributed under the NPL is distributed on an "AS IS" basis,
+ * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the NPL
+ * for the specific language governing rights and limitations under the
+ * NPL.
+ *
+ * The Initial Developer of this code under the NPL is Netscape
+ * Communications Corporation.  Portions created by Netscape are
+ * Copyright (C) 1998 Netscape Communications Corporation.  All Rights
+ * Reserved.
+ */ 
+
+// as does this
+#define NS_IMPL_IDS
+#include "nsIServiceManager.h"
+#include "nsICharsetConverterManager.h"
+
+#include "nsISupports.h"
+#include "nsIPref.h"
+#include "nsIMimeConverter.h"
+#include "msgCore.h"
+#include "rosetta_mailnews.h"
+#include "nsMsgI18N.h"
+#include "nsFileSpec.h"
+#include "nsFileStream.h"
+#include "nsMsgMimeCID.h"
+#include "nsMimeTypes.h"
+#include "nsIEntityConverter.h"
+#include "nsISaveAsCharset.h"
+
+static NS_DEFINE_CID(kPrefCID, NS_PREF_CID);
+static NS_DEFINE_CID(kCMimeConverterCID, NS_MIME_CONVERTER_CID);
+static NS_DEFINE_CID(kCharsetConverterManagerCID, NS_ICHARSETCONVERTERMANAGER_CID);
+static NS_DEFINE_CID(kEntityConverterCID, NS_ENTITYCONVERTER_CID);
+static NS_DEFINE_CID(kSaveAsCharsetCID, NS_SAVEASCHARSET_CID);
+
+//
+// International functions necessary for composition
+//
+
+// Convert an unicode string to a C string with a given charset.
+nsresult ConvertFromUnicode(const nsString& aCharset, 
+                            const nsString& inString,
+                            char** outCString)
+{
+  nsresult res;
+
+  NS_WITH_SERVICE(nsICharsetConverterManager, ccm, kCharsetConverterManagerCID, &res); 
+
+  if(NS_SUCCEEDED(res) && (nsnull != ccm)) {
+    nsIUnicodeEncoder* encoder = nsnull;
+    nsString convCharset;
+
+    // map to converter charset
+    if (aCharset.EqualsIgnoreCase("us-ascii")) {
+      convCharset.SetString("iso-8859-1");
+    }
+    else {
+      convCharset = aCharset; 
+    }
+
+    // get an unicode converter
+    res = ccm->GetUnicodeEncoder(&convCharset, &encoder);
+    if(NS_SUCCEEDED(res) && (nsnull != encoder)) {
+      PRUnichar *unichars = (PRUnichar *) inString.GetUnicode();
+      PRInt32 unicharLength = inString.Length();
+      PRInt32 dstLength;
+      res = encoder->GetMaxLength(unichars, unicharLength, &dstLength);
+      // allocale an output buffer
+      *outCString = (char *) PR_Malloc(dstLength + 1);
+      if (nsnull != *outCString) {
+        PRInt32 oldUnicharLength = unicharLength;
+        char *tempCString = *outCString;
+        PRInt32 totalCLength = 0;
+        while (1) {
+          res = encoder->Convert(unichars, &unicharLength, tempCString, &dstLength);
+
+          // increment for destination
+          tempCString += dstLength;
+          totalCLength += dstLength;
+
+          // break: this is usually the case
+          // source length <= zero and no error or unrecoverable error
+          if (0 >= unicharLength || NS_ERROR_UENC_NOMAPPING != res) {
+            break;
+          }
+          // could not map unicode to the destination charset, skip one unichar and continue
+          // increment for source unicode, skip one unichar
+          unichars += unicharLength + 1;
+          oldUnicharLength -= (unicharLength + 1);
+          unicharLength = oldUnicharLength;
+          // estimate target length again
+          (void) encoder->GetMaxLength(unichars, unicharLength, &dstLength);
+        }
+        (*outCString)[totalCLength] = '\0';
+      }
+      else {
+        res = NS_ERROR_OUT_OF_MEMORY;
+      }
+      NS_IF_RELEASE(encoder);
+    }    
+  }
+  return res;
+}
+
+// Convert a C string to an unicode string.
+nsresult ConvertToUnicode(const nsString& aCharset, 
+                          const char* inCString, 
+                          nsString& outString)
+{
+  nsresult res;
+  NS_WITH_SERVICE(nsICharsetConverterManager, ccm, kCharsetConverterManagerCID, &res); 
+
+  if(NS_SUCCEEDED(res) && (nsnull != ccm)) {
+    nsIUnicodeDecoder* decoder = nsnull;
+    PRUnichar *unichars;
+    PRInt32 unicharLength;
+    nsString convCharset;
+
+    // map to converter charset
+    if (aCharset.EqualsIgnoreCase("us-ascii")) {
+      convCharset.SetString("iso-8859-1");
+    }
+    else {
+      convCharset = aCharset; 
+    }
+    // get an unicode converter
+    res = ccm->GetUnicodeDecoder(&convCharset, &decoder);
+    if(NS_SUCCEEDED(res) && (nsnull != decoder)) {
+      PRInt32 srcLen = PL_strlen(inCString);
+      res = decoder->GetMaxLength(inCString, srcLen, &unicharLength);
+      // allocale an output buffer
+      unichars = (PRUnichar *) PR_Malloc(unicharLength * sizeof(PRUnichar));
+      if (unichars != nsnull) {
+        // convert to unicode
+        res = decoder->Convert(inCString, &srcLen, unichars, &unicharLength);
+        outString.SetString(unichars, unicharLength);
+        PR_Free(unichars);
+      }
+      else {
+        res = NS_ERROR_OUT_OF_MEMORY;
+      }
+      NS_IF_RELEASE(decoder);
+    }    
+  }  
+  return res;
+}
+
+// Charset to be used for the internatl processing.
+const char *msgCompHeaderInternalCharset()
+{
+  // UTF-8 is a super set of us-ascii. 
+  // We can use the same string manipulation methods as us-ascii without breaking non us-ascii characters. 
+  return "UTF-8";
+}
+
+// MIME encoder, output string should be freed by PR_FREE
+char * nsMsgI18NEncodeMimePartIIStr(const char *header, const char *charset, PRBool bUseMime) 
+{
+  // No MIME, just duplicate the string.
+  if (PR_FALSE == bUseMime) {
+    return PL_strdup(header);
+  }
+
+  char *encodedString = nsnull;
+  nsIMimeConverter *converter;
+  nsresult res = nsComponentManager::CreateInstance(kCMimeConverterCID, nsnull, 
+                                           nsCOMTypeInfo<nsIMimeConverter>::GetIID(), (void **)&converter);
+  if (NS_SUCCEEDED(res) && nsnull != converter) {
+    res = converter->EncodeMimePartIIStr_UTF8(header, charset, kMIME_ENCODED_WORD_SIZE, &encodedString);
+    NS_RELEASE(converter);
+  }
+  return NS_SUCCEEDED(res) ? encodedString : nsnull;
+}
+
+// MIME decoder
+nsresult nsMsgI18NDecodeMimePartIIStr(const nsString& header, nsString& charset, nsString& decodedString)
+{
+  nsIMimeConverter *converter;
+  nsresult res = nsComponentManager::CreateInstance(kCMimeConverterCID, nsnull, 
+                                                    nsCOMTypeInfo<nsIMimeConverter>::GetIID(), (void **)&converter);
+  if (NS_SUCCEEDED(res) && nsnull != converter) {
+    res = converter->DecodeMimePartIIStr(header, charset, decodedString);
+    NS_RELEASE(converter);
+  }
+  return res;
+}
+
+// Get a default mail character set.
+char * nsMsgI18NGetDefaultMailCharset()
+{
+  nsresult res = NS_OK;
+  char * retVal = nsnull;
+  NS_WITH_SERVICE(nsIPref, prefs, kPrefCID, &res); 
+  if (nsnull != prefs && NS_SUCCEEDED(res))
+  {
+      char *prefValue;
+	  res = prefs->CopyCharPref("intl.character_set_name", &prefValue);
+	  
+	  if (NS_SUCCEEDED(res)) 
+	  {
+  		//TODO: map to mail charset (e.g. Shift_JIS -> ISO-2022-JP) bug#3941.
+  		 retVal = prefValue;
+	  }
+	  else 
+		  retVal = PL_strdup("iso-8859-1");
+  }
+
+  return (nsnull != retVal) ? retVal : PL_strdup("iso-8859-1");
+}
+
+// Return True if a charset is stateful (e.g. JIS).
+PRBool nsMsgI18Nstateful_charset(const char *charset)
+{
+  //TODO: use charset manager's service
+  return (PL_strcasecmp(charset, "iso-2022-jp") == 0);
+}
+
+// Check 7bit in a given buffer.
+// This is expensive (both memory and performance).
+// The check would be very simple if applied to an unicode text (e.g. nsString or utf-8).
+// Possible optimazaion is to search ESC(0x1B) in case of iso-2022-jp and iso-2022-kr.
+// Or convert and check line by line.
+PRBool nsMsgI18N7bit_data_part(const char *charset, const char *inString, const PRUint32 size)
+{
+  char *aCString;
+  nsString aCharset(charset);
+  nsString outString;
+  nsresult res;
+  
+  aCString = (char *) PR_Malloc(size + 1);
+  if (nsnull != aCString) {
+    PL_strncpy(aCString, inString, size); // make a C string
+    res = ConvertToUnicode(aCharset, aCString, outString);
+    PR_Free(aCString);
+    if (NS_SUCCEEDED(res)) {
+      for (PRInt32 i = 0; i < outString.Length(); i++) {
+        if (outString.CharAt(i) > 127) {
+          return PR_FALSE;
+        }
+      }
+    }
+  }
+  return PR_TRUE;  // all 7 bit
+}
+
+// Simple parser to parse META charset. 
+// It only supports the case when the description is within one line. 
+const char * 
+nsMsgI18NParseMetaCharset(nsFileSpec* fileSpec) 
+{ 
+  static char charset[65]; 
+  char buffer[512]; 
+  nsInputFileStream fileStream(*fileSpec); 
+
+  *charset = '\0'; 
+
+  while (!fileStream.eof() && !fileStream.failed() && 
+         fileStream.is_open()) { 
+    fileStream.readline(buffer, 512); 
+    if (*buffer == CR || *buffer == LF || *buffer == 0) 
+      continue; 
+
+    for (int i = 0; i < (int)PL_strlen(buffer); i++) { 
+      buffer[i] = toupper(buffer[i]); 
+    } 
+
+    if (PL_strstr(buffer, "/HEAD")) 
+      break; 
+
+    if (PL_strstr(buffer, "META") && 
+        PL_strstr(buffer, "HTTP-EQUIV") && 
+        PL_strstr(buffer, "CONTENT-TYPE") && 
+        PL_strstr(buffer, "CHARSET") 
+        ) 
+    { 
+      char *cp = PL_strstr(PL_strstr(buffer, "CHARSET"), "=") + 1; 
+      char seps[]   = " \"\'"; 
+      char *token; 
+      char* newStr; 
+      token = nsCRT::strtok(cp, seps, &newStr); 
+      if (token != NULL) 
+      { 
+        PL_strcpy(charset, token); 
+      } 
+    } 
+  } 
+
+  return charset; 
+} 
+
+nsresult nsMsgI18NConvertToEntity(const nsString& inString, nsString* outString)
+{
+  nsresult res;
+
+  outString->SetString("");
+  nsCOMPtr <nsIEntityConverter> entityConv;
+  res = nsComponentManager::CreateInstance(kEntityConverterCID, NULL, 
+                                           nsIEntityConverter::GetIID(), getter_AddRefs(entityConv));
+  if(NS_SUCCEEDED(res)) {
+    PRUnichar *entities = NULL;
+    res = entityConv->ConvertToEntities(inString.GetUnicode(), nsIEntityConverter::html40Latin1, &entities);
+    if (NS_SUCCEEDED(res) && (NULL != entities)) {
+      outString->SetString(entities);
+      nsAllocator::Free(entities);
+     }
+   }
+ 
+  return res;
+}
+
+nsresult nsMsgI18NSaveAsCharset(const char* contentType, const char *charset, const PRUnichar* inString, char** outString)
+{
+  NS_ASSERTION(contentType, "null ptr- contentType");
+  NS_ASSERTION(charset, "null ptr- charset");
+  NS_ASSERTION(outString, "null ptr- outString");
+  if(!contentType || !charset || !outString)
+    return NS_ERROR_NULL_POINTER;
+  *outString = NULL;
+
+  PRBool bTEXT_HTML = PR_FALSE;
+  nsresult res;
+
+  if (!nsCRT::strcasecmp(contentType, TEXT_HTML)) {
+    bTEXT_HTML = PR_TRUE;
+  }
+  else if (nsCRT::strcasecmp(contentType, TEXT_PLAIN)) {
+    return NS_ERROR_ILLEGAL_VALUE;  // not supported type
+  }
+
+  nsCOMPtr <nsISaveAsCharset> aConv;  // charset converter plus entity, NCR generation
+  res = nsComponentManager::CreateInstance(kSaveAsCharsetCID, NULL, 
+                                           nsISaveAsCharset::GetIID(), getter_AddRefs(aConv));
+  if(NS_SUCCEEDED(res)) {
+    // attribute: 
+    // html text - charset conv then fallback to entity or NCR
+    // plain text - charset conv then fallback to '?'
+    res = aConv->Init(charset, 
+                      bTEXT_HTML ? 
+                      nsISaveAsCharset::attr_EntityAfterCharsetConv + nsISaveAsCharset::attr_FallbackDecimalNCR : 
+                      nsISaveAsCharset::attr_plainTextDefault + nsISaveAsCharset::attr_FallbackQuestionMark, 
+                      nsIEntityConverter::html40);
+    if (NS_SUCCEEDED(res)) {
+      res = aConv->Convert(inString, outString);
+    }
+  }
+ 
+  return res;
+}
+
+// RICHIE - not sure about this one?? need to see what it did in the old
+// world.
+char *
+nsMsgI18NGetAcceptLanguage(void)
+{
+  return "en";
+}

mozilla/mailnews/base/util/nsMsgI18N.h

@@ -0,0 +1,49 @@
+/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*-
+ *
+ * The contents of this file are subject to the Netscape Public License
+ * Version 1.0 (the "NPL"); you may not use this file except in
+ * compliance with the NPL.  You may obtain a copy of the NPL at
+ * http://www.mozilla.org/NPL/
+ *
+ * Software distributed under the NPL is distributed on an "AS IS" basis,
+ * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the NPL
+ * for the specific language governing rights and limitations under the
+ * NPL.
+ *
+ * The Initial Developer of this code under the NPL is Netscape
+ * Communications Corporation.  Portions created by Netscape are
+ * Copyright (C) 1998 Netscape Communications Corporation.  All Rights
+ * Reserved.
+ */
+
+#ifndef _nsMsgI18N_H_
+#define _nsMsgI18N_H_
+
+#include "nscore.h"
+#include "msgCore.h"
+
+
+NS_MSG_BASE char      *nsMsgI18NEncodeMimePartIIStr(const char *header, const char *charset, PRBool bUseMime);
+NS_MSG_BASE PRBool    nsMsgI18Nstateful_charset(const char *charset);
+NS_MSG_BASE PRBool    nsMsgI18N7bit_data_part(const char *charset, const char *string, const PRUint32 size);
+NS_MSG_BASE char      *nsMsgI18NGetAcceptLanguage(void); 
+
+NS_MSG_BASE const char *msgCompHeaderInternalCharset(void);
+
+NS_MSG_BASE char * nsMsgI18NGetDefaultMailCharset(void);
+NS_MSG_BASE nsresult ConvertFromUnicode(const nsString& aCharset, 
+                                   const nsString& inString,
+                                   char** outCString);
+NS_MSG_BASE nsresult ConvertToUnicode(const nsString& aCharset, 
+                                 const char* inCString, 
+                                 nsString& outString);
+
+NS_MSG_BASE nsresult nsMsgI18NDecodeMimePartIIStr(const nsString& header, nsString& charset, nsString& decodedString);
+
+NS_MSG_BASE const char *nsMsgI18NParseMetaCharset(nsFileSpec* fileSpec);
+
+NS_MSG_BASE nsresult nsMsgI18NConvertToEntity(const nsString& inString, nsString* outString);
+
+NS_MSG_BASE nsresult nsMsgI18NSaveAsCharset(const char* contentType, const char* charset, const PRUnichar* inString, char** outString);
+
+#endif /* _nsMsgI18N_H_ */

mozilla/mailnews/base/util/nsMsgIdentity.cpp

@@ -0,0 +1,356 @@
+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*-
+ *
+ * The contents of this file are subject to the Netscape Public License
+ * Version 1.0 (the "NPL"); you may not use this file except in
+ * compliance with the NPL.  You may obtain a copy of the NPL at
+ * http://www.mozilla.org/NPL/
+ *
+ * Software distributed under the NPL is distributed on an "AS IS" basis,
+ * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the NPL
+ * for the specific language governing rights and limitations under the
+ * NPL.
+ *
+ * The Initial Developer of this code under the NPL is Netscape
+ * Communications Corporation.  Portions created by Netscape are
+ * Copyright (C) 1998 Netscape Communications Corporation.  All Rights
+ * Reserved.
+ */
+
+#include "msgCore.h" // for pre-compiled headers
+#include "nsMsgIdentity.h"
+#include "nsIPref.h"
+#include "nsXPIDLString.h"
+
+static NS_DEFINE_CID(kPrefServiceCID, NS_PREF_CID);
+
+NS_IMPL_ISUPPORTS2(nsMsgIdentity,
+                   nsIMsgIdentity,
+                   nsIShutdownListener)
+
+nsMsgIdentity::nsMsgIdentity():
+  m_signature(0),
+  m_vCard(0),
+  m_identityKey(0),
+  m_prefs(0)
+{
+	NS_INIT_REFCNT();
+}
+
+nsMsgIdentity::~nsMsgIdentity()
+{
+  PR_FREEIF(m_identityKey);
+  if (m_prefs) nsServiceManager::ReleaseService(kPrefServiceCID,
+                                                m_prefs,
+                                                nsnull);
+}
+
+nsresult
+nsMsgIdentity::getPrefService()
+{
+  if (m_prefs) return NS_OK;
+  return nsServiceManager::GetService(kPrefServiceCID,
+                                      nsCOMTypeInfo<nsIPref>::GetIID(),
+                                      (nsISupports**)&m_prefs,
+                                      this);
+}
+
+
+/* called if the prefs service goes offline */
+NS_IMETHODIMP
+nsMsgIdentity::OnShutdown(const nsCID& aClass, nsISupports *service)
+{
+  if (aClass.Equals(kPrefServiceCID)) {
+    if (m_prefs) nsServiceManager::ReleaseService(kPrefServiceCID, m_prefs);
+    m_prefs = nsnull;
+  }
+
+  return NS_OK;
+}
+
+/*
+ * accessors for pulling values directly out of preferences
+ * instead of member variables, etc
+ */
+
+/* convert an identity key and preference name
+   to mail.identity.<identityKey>.<prefName>
+*/
+char *
+nsMsgIdentity::getPrefName(const char *identityKey,
+                           const char *prefName)
+{
+  return PR_smprintf("mail.identity.%s.%s", identityKey, prefName);
+}
+
+// this will be slightly faster than the above, and allows
+// the "default" identity preference root to be set in one place
+char *
+nsMsgIdentity::getDefaultPrefName(const char *fullPrefName)
+{
+  return PR_smprintf("mail.identity.default.%s", fullPrefName);
+}
+
+/* The following are equivalent to the nsIPref's Get/CopyXXXPref
+   except they construct the preference name with the above function
+*/
+nsresult
+nsMsgIdentity::getBoolPref(const char *prefname,
+                           PRBool *val)
+{
+  nsresult rv = getPrefService();
+  if (NS_FAILED(rv)) return rv;
+  
+  char *fullPrefName = getPrefName(m_identityKey, prefname);
+  rv = m_prefs->GetBoolPref(fullPrefName, val);
+  PR_Free(fullPrefName);
+
+  if (NS_FAILED(rv))
+    rv = getDefaultBoolPref(prefname, val);
+  
+  return rv;
+}
+
+nsresult
+nsMsgIdentity::getDefaultBoolPref(const char *prefname,
+                                        PRBool *val) {
+  
+  nsresult rv = getPrefService();
+  if (NS_FAILED(rv)) return rv;
+  
+  char *fullPrefName = getDefaultPrefName(prefname);
+  rv = m_prefs->GetBoolPref(fullPrefName, val);
+  PR_Free(fullPrefName);
+
+  if (NS_FAILED(rv)) {
+    *val = PR_FALSE;
+    rv = NS_OK;
+  }
+  return rv;
+}
+
+nsresult
+nsMsgIdentity::setBoolPref(const char *prefname,
+                           PRBool val)
+{
+  nsresult rv = getPrefService();
+  if (NS_FAILED(rv)) return rv;
+  
+  char *prefName = getPrefName(m_identityKey, prefname);
+  rv = m_prefs->SetBoolPref(prefName, val);
+  PR_Free(prefName);
+  return rv;
+}
+
+nsresult
+nsMsgIdentity::getCharPref(const char *prefname,
+                           char **val)
+{
+  nsresult rv = getPrefService();
+  if (NS_FAILED(rv)) return rv;
+  
+  char *fullPrefName = getPrefName(m_identityKey, prefname);
+  rv = m_prefs->CopyCharPref(fullPrefName, val);
+  PR_Free(fullPrefName);
+
+  if (NS_FAILED(rv))
+    rv = getDefaultCharPref(prefname, val);
+
+  return rv;
+}
+
+nsresult
+nsMsgIdentity::getDefaultCharPref(const char *prefname,
+                                        char **val)
+{
+  nsresult rv = getPrefService();
+  if (NS_FAILED(rv)) return rv;
+  
+  char *fullPrefName = getDefaultPrefName(prefname);
+  rv = m_prefs->CopyCharPref(fullPrefName, val);
+  PR_Free(fullPrefName);
+
+  if (NS_FAILED(rv)) {
+    *val = nsnull;              // null is ok to return here
+    rv = NS_OK;
+  }
+  return rv;
+}
+
+nsresult
+nsMsgIdentity::setCharPref(const char *prefname,
+                           const char *val)
+{
+  nsresult rv = getPrefService();
+  if (NS_FAILED(rv)) return rv;
+  
+  rv = NS_OK;
+  char *prefName = getPrefName(m_identityKey, prefname);
+  if (val) 
+    rv = m_prefs->SetCharPref(prefName, val);
+  else
+    m_prefs->ClearUserPref(prefName);
+  PR_Free(prefName);
+  return rv;
+}
+
+nsresult
+nsMsgIdentity::getIntPref(const char *prefname,
+                                PRInt32 *val)
+{
+  nsresult rv = getPrefService();
+  if (NS_FAILED(rv)) return rv;
+  
+  char *fullPrefName = getPrefName(m_identityKey, prefname);
+  rv = m_prefs->GetIntPref(fullPrefName, val);
+  PR_Free(fullPrefName);
+
+  if (NS_FAILED(rv))
+	rv = getDefaultIntPref(prefname, val);
+
+  return rv;
+}
+
+nsresult
+nsMsgIdentity::getDefaultIntPref(const char *prefname,
+                                        PRInt32 *val) {
+  
+  nsresult rv = getPrefService();
+  if (NS_FAILED(rv)) return rv;
+  
+  char *fullPrefName = getDefaultPrefName(prefname);
+  rv = m_prefs->GetIntPref(fullPrefName, val);
+  PR_Free(fullPrefName);
+
+  if (NS_FAILED(rv)) {
+    *val = 0;
+    rv = NS_OK;
+  }
+  
+  return rv;
+}
+
+nsresult
+nsMsgIdentity::setIntPref(const char *prefname,
+                                 PRInt32 val)
+{
+  nsresult rv = getPrefService();
+  if (NS_FAILED(rv)) return rv;
+  
+  char *prefName = getPrefName(m_identityKey, prefname);
+  rv = m_prefs->SetIntPref(prefName, val);
+  PR_Free(prefName);
+  return rv;
+}
+
+nsresult
+nsMsgIdentity::SetKey(const char* identityKey)
+{
+  PR_FREEIF(m_identityKey);
+  m_identityKey = PL_strdup(identityKey);
+  return NS_OK;
+}
+
+nsresult
+nsMsgIdentity::GetIdentityName(char **idName) {
+  if (!idName) return NS_ERROR_NULL_POINTER;
+
+  *idName = nsnull;
+  nsresult rv = getCharPref("identityName",idName);
+  if (NS_FAILED(rv)) return rv;
+
+  // there's probably a better way of doing this
+  // thats unicode friendly?
+  if (!(*idName)) {
+    nsXPIDLCString fullName;
+    rv = GetFullName(getter_Copies(fullName));
+    if (NS_FAILED(rv)) return rv;
+    
+    nsXPIDLCString email;
+    rv = GetEmail(getter_Copies(email));
+    if (NS_FAILED(rv)) return rv;
+    
+    *idName = PR_smprintf("%s <%s>", (const char*)fullName,
+                          (const char*)email);
+    rv = NS_OK;
+  }
+
+  return rv;
+}
+
+nsresult nsMsgIdentity::SetIdentityName(const char *idName) {
+  return setCharPref("identityName", idName);
+}
+
+NS_IMETHODIMP
+nsMsgIdentity::ToString(PRUnichar **aResult)
+{
+  nsString idname("[nsIMsgIdentity: ");
+  idname += m_identityKey;
+  idname += "]";
+
+  *aResult = idname.ToNewUnicode();
+  return NS_OK;
+}
+
+/* Identity attribute accessors */
+
+// XXX - these are a COM objects, use NS_ADDREF
+//NS_IMPL_GETSET(nsMsgIdentity, Signature, nsIMsgSignature*, m_signature);
+NS_IMETHODIMP
+nsMsgIdentity::GetSignature(nsIFileSpec **sig) {
+  nsresult rv = getPrefService();
+  if (NS_FAILED(rv)) return rv;
+  
+  char *prefName = getPrefName(m_identityKey, "sig_file");
+  rv = m_prefs->GetFilePref(prefName, sig);
+  if (NS_FAILED(rv))
+    *sig = nsnull;
+  return NS_OK;
+}
+
+NS_IMETHODIMP
+nsMsgIdentity::SetSignature(nsIFileSpec *sig)
+{
+
+  nsresult rv = getPrefService();
+  if (NS_FAILED(rv)) return rv;
+  
+  rv = NS_OK;
+  char *prefName = getPrefName(m_identityKey, "sig_file");
+  if (sig) 
+    rv = m_prefs->SetFilePref(NS_CONST_CAST(const char*,prefName), sig,
+                              PR_FALSE);
+  /*
+  else
+    m_prefs->ClearFilePref(prefName);
+  */
+  PR_Free(prefName);
+  return rv;
+  
+  return NS_OK;
+}
+
+NS_IMPL_GETSET(nsMsgIdentity, VCard, nsIMsgVCard*, m_vCard);
+  
+NS_IMPL_GETTER_STR(nsMsgIdentity::GetKey, m_identityKey);
+
+NS_IMPL_IDPREF_STR(FullName, "fullName");
+NS_IMPL_IDPREF_STR(Email, "useremail");
+NS_IMPL_IDPREF_STR(ReplyTo, "reply_to");
+NS_IMPL_IDPREF_STR(Organization, "organization");
+NS_IMPL_IDPREF_BOOL(ComposeHtml, "compose_html");
+NS_IMPL_IDPREF_BOOL(AttachVCard, "attach_vcard");
+NS_IMPL_IDPREF_BOOL(AttachSignature, "attach_signature");
+
+NS_IMPL_IDPREF_BOOL(DoFcc, "fcc");
+NS_IMPL_IDPREF_STR(FccFolder, "fcc_folder");
+
+NS_IMPL_IDPREF_BOOL(BccSelf, "bcc_self");
+NS_IMPL_IDPREF_BOOL(BccOthers, "bcc_other");
+NS_IMPL_IDPREF_STR (BccList, "bcc_other_list");
+
+NS_IMPL_IDPREF_STR (DraftFolder, "draft_folder");
+NS_IMPL_IDPREF_STR (StationaryFolder, "stationary_folder");
+NS_IMPL_IDPREF_STR (JunkMailFolder, "spam_folder");
+
+

mozilla/mailnews/base/util/nsMsgIdentity.h

@@ -0,0 +1,110 @@
+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*-
+ *
+ * The contents of this file are subject to the Netscape Public License
+ * Version 1.0 (the "NPL"); you may not use this file except in
+ * compliance with the NPL.  You may obtain a copy of the NPL at
+ * http://www.mozilla.org/NPL/
+ *
+ * Software distributed under the NPL is distributed on an "AS IS" basis,
+ * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the NPL
+ * for the specific language governing rights and limitations under the
+ * NPL.
+ *
+ * The Initial Developer of this code under the NPL is Netscape
+ * Communications Corporation.  Portions created by Netscape are
+ * Copyright (C) 1998 Netscape Communications Corporation.  All Rights
+ * Reserved.
+ */
+
+#ifndef nsMsgIdentity_h___
+#define nsMsgIdentity_h___
+
+#include "nsIMsgIdentity.h"
+#include "nsIPref.h"
+#include "msgCore.h"
+
+///////////////////////////////////////////////////////////////////////////////////
+// an identity is an object designed to encapsulate all the information we need 
+// to know about a user identity. I expect this interface to grow and change a lot
+// as we flesh out our thoughts on multiple identities and what properties go into
+// these identities.
+//////////////////////////////////////////////////////////////////////////////////
+
+
+class NS_MSG_BASE nsMsgIdentity : public nsIMsgIdentity,
+                                  public nsIShutdownListener
+{
+public:
+  nsMsgIdentity();
+  virtual ~nsMsgIdentity();
+  
+  NS_DECL_ISUPPORTS
+  NS_DECL_NSIMSGIDENTITY
+
+  // nsIShutdownListener
+  
+  NS_IMETHOD OnShutdown(const nsCID& aClass, nsISupports *service);
+  
+private:
+  nsIMsgSignature* m_signature;
+  nsIMsgVCard* m_vCard;
+  char *m_identityKey;
+  nsIPref *m_prefs;
+
+protected:
+  nsresult getPrefService();
+  char *getPrefName(const char *identityKey, const char *pref);
+  char *getDefaultPrefName(const char *pref);
+  nsresult getCharPref(const char *pref, char **);
+  nsresult getDefaultCharPref(const char *pref, char **);
+  nsresult setCharPref(const char *pref, const char *);
+
+  nsresult getBoolPref(const char *pref, PRBool *);
+  nsresult getDefaultBoolPref(const char *pref, PRBool *);
+  nsresult setBoolPref(const char *pref, PRBool);
+
+  nsresult getIntPref(const char *pref, PRInt32 *);
+  nsresult getDefaultIntPref(const char *pref, PRInt32 *);
+  nsresult setIntPref(const char *pref, PRInt32);
+
+};
+
+
+#define NS_IMPL_IDPREF_STR(_postfix, _prefname)	\
+NS_IMETHODIMP								   	\
+nsMsgIdentity::Get##_postfix(char **retval)   	\
+{											   	\
+  return getCharPref(_prefname, retval);		\
+}												\
+NS_IMETHODIMP	   								\
+nsMsgIdentity::Set##_postfix(const char *value)		\
+{												\
+  return setCharPref(_prefname, value);\
+}
+
+#define NS_IMPL_IDPREF_BOOL(_postfix, _prefname)\
+NS_IMETHODIMP								   	\
+nsMsgIdentity::Get##_postfix(PRBool *retval)   	\
+{											   	\
+  return getBoolPref(_prefname, retval);		\
+}												\
+NS_IMETHODIMP	   								\
+nsMsgIdentity::Set##_postfix(PRBool value)		\
+{												\
+  return setBoolPref(_prefname, value);			\
+}
+
+#define NS_IMPL_IDPREF_INT(_postfix, _prefname) \
+NS_IMETHODIMP								   	\
+nsMsgIdentity::Get##_postfix(PRInt32 *retval)   \
+{											   	\
+  return getIntPref(_prefname, retval);		\
+}												\
+NS_IMETHODIMP	   								\
+nsMsgIdentity::Set##_postfix(PRInt32 value)		\
+{												\
+  return setIntPref(_prefname, value);			\
+}
+
+
+#endif /* nsMsgIdentity_h___ */

mozilla/mailnews/base/util/nsMsgIncomingServer.cpp

@@ -0,0 +1,603 @@
+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*-
+ *
+ * The contents of this file are subject to the Netscape Public License
+ * Version 1.0 (the "NPL"); you may not use this file except in
+ * compliance with the NPL.  You may obtain a copy of the NPL at
+ * http://www.mozilla.org/NPL/
+ *
+ * Software distributed under the NPL is distributed on an "AS IS" basis,
+ * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the NPL
+ * for the specific language governing rights and limitations under the
+ * NPL.
+ *
+ * The Initial Developer of this code under the NPL is Netscape
+ * Communications Corporation.  Portions created by Netscape are
+ * Copyright (C) 1998 Netscape Communications Corporation.  All Rights
+ * Reserved.
+ */
+
+#include "nsMsgIncomingServer.h"
+#include "nscore.h"
+#include "nsCom.h"
+#include "plstr.h"
+#include "prmem.h"
+#include "prprf.h"
+
+#include "nsIServiceManager.h"
+#include "nsIPref.h"
+#include "nsCOMPtr.h"
+#include "nsIMsgFolder.h"
+#include "nsIMsgFolderCache.h"
+#include "nsIMsgFolderCacheElement.h"
+#include "nsINetSupportDialogService.h"
+#include "nsIPrompt.h"
+#include "nsXPIDLString.h"
+#include "nsIRDFService.h"
+#include "nsIMsgProtocolInfo.h"
+#include "nsRDFCID.h"
+
+static NS_DEFINE_CID(kPrefServiceCID, NS_PREF_CID);
+static NS_DEFINE_CID(kNetSupportDialogCID, NS_NETSUPPORTDIALOG_CID);
+static NS_DEFINE_CID(kRDFServiceCID, NS_RDFSERVICE_CID);
+
+MOZ_DECL_CTOR_COUNTER(nsMsgIncomingServer);
+
+nsMsgIncomingServer::nsMsgIncomingServer():
+    m_prefs(0),
+    m_serverKey(0),
+    m_rootFolder(0)
+{
+  MOZ_COUNT_CTOR(nsMsgIncomingServer);
+
+  NS_INIT_REFCNT();
+  m_serverBusy = PR_FALSE;
+  m_password = "";
+}
+
+nsMsgIncomingServer::~nsMsgIncomingServer()
+{
+	
+	MOZ_COUNT_DTOR(nsMsgIncomingServer);
+
+    if (m_prefs) nsServiceManager::ReleaseService(kPrefServiceCID,
+                                                  m_prefs,
+                                                  nsnull);
+    PR_FREEIF(m_serverKey)
+}
+
+NS_IMPL_ISUPPORTS1(nsMsgIncomingServer, nsIMsgIncomingServer)
+
+NS_IMPL_GETSET(nsMsgIncomingServer, ServerBusy, PRBool, m_serverBusy)
+NS_IMPL_GETTER_STR(nsMsgIncomingServer::GetKey, m_serverKey)
+
+
+NS_IMETHODIMP
+nsMsgIncomingServer::SetKey(const char * serverKey)
+{
+    nsresult rv = NS_OK;
+    // in order to actually make use of the key, we need the prefs
+    if (!m_prefs)
+        rv = nsServiceManager::GetService(kPrefServiceCID,
+                                          nsCOMTypeInfo<nsIPref>::GetIID(),
+                                          (nsISupports**)&m_prefs);
+
+    PR_FREEIF(m_serverKey);
+    m_serverKey = PL_strdup(serverKey);
+    return rv;
+}
+    
+NS_IMETHODIMP
+nsMsgIncomingServer::SetRootFolder(nsIFolder * aRootFolder)
+{
+	m_rootFolder = aRootFolder;
+	return NS_OK;
+}
+
+NS_IMETHODIMP
+nsMsgIncomingServer::GetRootFolder(nsIFolder * *aRootFolder)
+{
+	if (!aRootFolder)
+		return NS_ERROR_NULL_POINTER;
+    if (m_rootFolder) {
+      *aRootFolder = m_rootFolder;
+      NS_ADDREF(*aRootFolder);
+    } else {
+      nsresult rv = CreateRootFolder();
+      if (NS_FAILED(rv)) return rv;
+      
+      *aRootFolder = m_rootFolder;
+      NS_IF_ADDREF(*aRootFolder);
+    }
+	return NS_OK;
+}
+  
+NS_IMETHODIMP
+nsMsgIncomingServer::PerformBiff()
+{
+	//This had to be implemented in the derived class, but in case someone doesn't implement it
+	//just return not implemented.
+	return NS_ERROR_NOT_IMPLEMENTED;	
+}
+
+NS_IMETHODIMP nsMsgIncomingServer::WriteToFolderCache(nsIMsgFolderCache *folderCache)
+{
+	nsresult rv = NS_OK;
+	if (m_rootFolder)
+	{
+		nsCOMPtr <nsIMsgFolder> msgFolder = do_QueryInterface(m_rootFolder, &rv);
+		if (NS_SUCCEEDED(rv) && msgFolder)
+			rv = msgFolder->WriteToFolderCache(folderCache);
+	}
+	return rv;
+}
+
+NS_IMETHODIMP
+nsMsgIncomingServer::CloseCachedConnections()
+{
+	// derived class should override if they cache connections.
+	return NS_OK;
+}
+
+
+NS_IMETHODIMP
+nsMsgIncomingServer::GetServerURI(char **)
+{
+  return NS_ERROR_NOT_IMPLEMENTED;
+}
+
+nsresult
+nsMsgIncomingServer::CreateRootFolder()
+{
+	nsresult rv;
+			  // get the URI from the incoming server
+  nsXPIDLCString serverUri;
+  rv = GetServerURI(getter_Copies(serverUri));
+  if (NS_FAILED(rv)) return rv;
+
+  NS_WITH_SERVICE(nsIRDFService, rdf,
+                        kRDFServiceCID, &rv);
+
+  // get the corresponding RDF resource
+  // RDF will create the server resource if it doesn't already exist
+  nsCOMPtr<nsIRDFResource> serverResource;
+  rv = rdf->GetResource(serverUri, getter_AddRefs(serverResource));
+  if (NS_FAILED(rv)) return rv;
+
+  // make incoming server know about its root server folder so we 
+  // can find sub-folders given an incoming server.
+  m_rootFolder = do_QueryInterface(serverResource, &rv);
+  return rv;
+}
+
+char *
+nsMsgIncomingServer::getPrefName(const char *serverKey,
+                                 const char *fullPrefName)
+{
+  return PR_smprintf("mail.server.%s.%s", serverKey, fullPrefName);
+}
+
+// this will be slightly faster than the above, and allows
+// the "default" server preference root to be set in one place
+char *
+nsMsgIncomingServer::getDefaultPrefName(const char *fullPrefName)
+{
+  return PR_smprintf("mail.server.default.%s", fullPrefName);
+}
+
+
+nsresult
+nsMsgIncomingServer::GetBoolValue(const char *prefname,
+                                 PRBool *val)
+{
+  char *fullPrefName = getPrefName(m_serverKey, prefname);
+  nsresult rv = m_prefs->GetBoolPref(fullPrefName, val);
+  PR_Free(fullPrefName);
+  
+  if (NS_FAILED(rv))
+    rv = getDefaultBoolPref(prefname, val);
+  
+  return rv;
+}
+
+nsresult
+nsMsgIncomingServer::getDefaultBoolPref(const char *prefname,
+                                        PRBool *val) {
+  
+  char *fullPrefName = getDefaultPrefName(prefname);
+  nsresult rv = m_prefs->GetBoolPref(fullPrefName, val);
+  PR_Free(fullPrefName);
+
+  if (NS_FAILED(rv)) {
+    *val = PR_FALSE;
+    rv = NS_OK;
+  }
+  return rv;
+}
+
+nsresult
+nsMsgIncomingServer::SetBoolValue(const char *prefname,
+                                 PRBool val)
+{
+  nsresult rv;
+  char *fullPrefName = getPrefName(m_serverKey, prefname);
+
+  PRBool defaultValue;
+  rv = getDefaultBoolPref(prefname, &defaultValue);
+
+  if (NS_SUCCEEDED(rv) &&
+      val == defaultValue)
+    m_prefs->ClearUserPref(fullPrefName);
+  else
+    rv = m_prefs->SetBoolPref(fullPrefName, val);
+  
+  PR_Free(fullPrefName);
+  
+  return rv;
+}
+
+nsresult
+nsMsgIncomingServer::GetIntValue(const char *prefname,
+                                PRInt32 *val)
+{
+  char *fullPrefName = getPrefName(m_serverKey, prefname);
+  nsresult rv = m_prefs->GetIntPref(fullPrefName, val);
+  PR_Free(fullPrefName);
+
+  if (NS_FAILED(rv))
+    rv = getDefaultIntPref(prefname, val);
+  
+  return rv;
+}
+
+nsresult
+nsMsgIncomingServer::GetFileValue(const char* prefname,
+                                  nsIFileSpec **spec)
+{
+  char *fullPrefName = getPrefName(m_serverKey, prefname);
+  nsresult rv = m_prefs->GetFilePref(fullPrefName, spec);
+  PR_Free(fullPrefName);
+
+  return rv;
+}
+
+nsresult
+nsMsgIncomingServer::SetFileValue(const char* prefname,
+                                    nsIFileSpec *spec)
+{
+  char *fullPrefName = getPrefName(m_serverKey, prefname);
+  nsresult rv = m_prefs->SetFilePref(fullPrefName, spec, PR_FALSE);
+  PR_Free(fullPrefName);
+
+  return rv;
+}
+
+nsresult
+nsMsgIncomingServer::getDefaultIntPref(const char *prefname,
+                                        PRInt32 *val) {
+  
+  char *fullPrefName = getDefaultPrefName(prefname);
+  nsresult rv = m_prefs->GetIntPref(fullPrefName, val);
+  PR_Free(fullPrefName);
+
+  if (NS_FAILED(rv)) {
+    *val = 0;
+    rv = NS_OK;
+  }
+  
+  return rv;
+}
+
+nsresult
+nsMsgIncomingServer::SetIntValue(const char *prefname,
+                                 PRInt32 val)
+{
+  nsresult rv;
+  char *fullPrefName = getPrefName(m_serverKey, prefname);
+  
+  PRInt32 defaultVal;
+  rv = getDefaultIntPref(prefname, &defaultVal);
+  
+  if (NS_SUCCEEDED(rv) && defaultVal == val)
+    m_prefs->ClearUserPref(fullPrefName);
+  else
+    rv = m_prefs->SetIntPref(fullPrefName, val);
+  
+  PR_Free(fullPrefName);
+  
+  return rv;
+}
+
+nsresult
+nsMsgIncomingServer::GetCharValue(const char *prefname,
+                                 char  **val)
+{
+  char *fullPrefName = getPrefName(m_serverKey, prefname);
+  nsresult rv = m_prefs->CopyCharPref(fullPrefName, val);
+  PR_Free(fullPrefName);
+  
+  if (NS_FAILED(rv))
+    rv = getDefaultCharPref(prefname, val);
+  
+  return rv;
+}
+
+nsresult
+nsMsgIncomingServer::getDefaultCharPref(const char *prefname,
+                                        char **val) {
+  
+  char *fullPrefName = getDefaultPrefName(prefname);
+  nsresult rv = m_prefs->CopyCharPref(fullPrefName, val);
+  PR_Free(fullPrefName);
+
+  if (NS_FAILED(rv)) {
+    *val = nsnull;              // null is ok to return here
+    rv = NS_OK;
+  }
+  return rv;
+}
+
+nsresult
+nsMsgIncomingServer::SetCharValue(const char *prefname,
+                                 const char * val)
+{
+  nsresult rv;
+  char *fullPrefName = getPrefName(m_serverKey, prefname);
+
+  if (!val) {
+    m_prefs->ClearUserPref(fullPrefName);
+    return NS_OK;
+  }
+  
+  char *defaultVal=nsnull;
+  rv = getDefaultCharPref(prefname, &defaultVal);
+  
+  if (NS_SUCCEEDED(rv) &&
+      PL_strcmp(defaultVal, val) == 0)
+    m_prefs->ClearUserPref(fullPrefName);
+  else
+    rv = m_prefs->SetCharPref(fullPrefName, val);
+  
+  PR_FREEIF(defaultVal);
+  PR_Free(fullPrefName);
+  
+  return rv;
+}
+
+// pretty name is the display name to show to the user
+NS_IMETHODIMP
+nsMsgIncomingServer::GetPrettyName(PRUnichar **retval) {
+
+  char *val=nsnull;
+  nsresult rv = GetCharValue("name", &val);
+  if (NS_FAILED(rv)) return rv;
+
+  nsString prettyName;
+  
+  // if there's no name, then just return the hostname
+  if (val) {
+    prettyName = val;
+  } else {
+    
+    nsXPIDLCString username;
+    rv = GetUsername(getter_Copies(username));
+    if (NS_FAILED(rv)) return rv;
+    if ((const char*)username &&
+        PL_strcmp((const char*)username, "")!=0) {
+      prettyName = username;
+      prettyName += " on ";
+    }
+    
+    nsXPIDLCString hostname;
+    rv = GetHostName(getter_Copies(hostname));
+    if (NS_FAILED(rv)) return rv;
+
+
+    prettyName += hostname;
+  }
+
+  *retval = prettyName.ToNewUnicode();
+  
+  return NS_OK;
+}
+
+NS_IMETHODIMP
+nsMsgIncomingServer::SetPrettyName(const PRUnichar *value) {
+  // this is lossy. Not sure what to do.
+  nsCString str(value);
+  return SetCharValue("name", str.GetBuffer());
+}
+
+NS_IMETHODIMP
+nsMsgIncomingServer::ToString(PRUnichar** aResult) {
+  nsString servername("[nsIMsgIncomingServer: ");
+  servername += m_serverKey;
+  servername += "]";
+  
+  *aResult = servername.ToNewUnicode();
+  NS_ASSERTION(*aResult, "no server name!");
+  return NS_OK;
+}
+  
+
+NS_IMETHODIMP nsMsgIncomingServer::SetPassword(const char * aPassword)
+{
+	// if remember password is turned on, write the password to preferences
+	// otherwise, just set the password so we remember it for the rest of the current
+	// session.
+
+	PRBool rememberPassword = PR_FALSE;
+	GetRememberPassword(&rememberPassword);
+	
+	if (rememberPassword)
+	{
+		SetPrefPassword((char *) aPassword);
+	}
+
+	m_password = aPassword;
+
+	return NS_OK;
+}
+
+NS_IMETHODIMP nsMsgIncomingServer::GetPassword(char ** aPassword)
+{
+	nsresult rv = NS_OK;
+	PRBool rememberPassword = PR_FALSE;
+	// okay, here's the scoop for this messs...
+	// (1) if we have a password already, go ahead and use it!
+	// (2) if remember password is turned on, try reading in from the prefs and if we have one, go ahead
+	//	   and use it
+	// (3) otherwise prompt the user for a password and then remember that password in the server
+
+	if (m_password.IsEmpty())
+	{
+
+		// case (2)
+		GetRememberPassword(&rememberPassword);
+		if (rememberPassword)
+		{
+			nsXPIDLCString password;
+			GetPrefPassword(getter_Copies(password));
+			m_password = password;
+		}
+	}
+    
+	*aPassword = m_password.ToNewCString();
+    return rv;
+}
+
+NS_IMETHODIMP
+nsMsgIncomingServer::GetPasswordWithUI(const PRUnichar * aPromptMessage, char **aPassword) 
+{
+
+    nsXPIDLCString prefvalue;
+    GetPassword(getter_Copies(prefvalue));
+
+    nsresult rv = NS_OK;
+    if (m_password.IsEmpty()) {
+		// prompt the user for the password
+		NS_WITH_SERVICE(nsIPrompt, dialog, kNetSupportDialogCID, &rv);
+		if (NS_SUCCEEDED(rv))
+		{
+			PRUnichar * uniPassword;
+			PRBool okayValue = PR_TRUE;
+			dialog->PromptPassword(aPromptMessage, &uniPassword, &okayValue);
+				
+			if (!okayValue) // if the user pressed cancel, just return NULL;
+			{
+				*aPassword = nsnull;
+				return rv;
+			}
+
+			// we got a password back...so remember it
+			nsCString aCStr(uniPassword); 
+
+			SetPassword((const char *) aCStr);
+		} // if we got a prompt dialog
+	} // if the password is empty
+
+	*aPassword = m_password.ToNewCString();
+	return rv;
+}
+
+NS_IMETHODIMP
+nsMsgIncomingServer::SetDefaultLocalPath(nsIFileSpec *aDefaultLocalPath)
+{
+    nsresult rv;
+    nsXPIDLCString type;
+    GetType(getter_Copies(type));
+
+    nsCAutoString progid(NS_MSGPROTOCOLINFO_PROGID_PREFIX);
+    progid += type;
+
+    NS_WITH_SERVICE(nsIMsgProtocolInfo, protocolInfo, progid, &rv);
+    if (NS_FAILED(rv)) return rv;
+
+    rv = protocolInfo->SetDefaultLocalPath(aDefaultLocalPath);
+    return rv;
+}
+
+NS_IMETHODIMP
+nsMsgIncomingServer::GetLocalPath(nsIFileSpec **aLocalPath)
+{
+    nsresult rv;
+
+    // if the local path has already been set, use it
+    rv = GetFileValue("directory", aLocalPath);
+    if (NS_SUCCEEDED(rv) && *aLocalPath) return rv;
+    
+    // otherwise, create the path using.  note we are using the
+    // server key instead of the hostname
+    //
+    // TODO:  handle the case where they migrated a server of hostname "server4"
+    // and we create a server (with the account wizard) with key "server4"
+    // we'd get a collision.
+    // need to modify the code that creates keys to check for disk collision
+    nsXPIDLCString type;
+    GetType(getter_Copies(type));
+
+    nsCAutoString progid(NS_MSGPROTOCOLINFO_PROGID_PREFIX);
+    progid += type;
+
+    NS_WITH_SERVICE(nsIMsgProtocolInfo, protocolInfo, progid, &rv);
+    if (NS_FAILED(rv)) return rv;
+    
+    nsCOMPtr<nsIFileSpec> path;
+    rv = protocolInfo->GetDefaultLocalPath(getter_AddRefs(path));
+    if (NS_FAILED(rv)) return rv;
+    
+    path->CreateDir();
+    
+    nsXPIDLCString key;
+    rv = GetKey(getter_Copies(key));
+    if (NS_FAILED(rv)) return rv;
+    rv = path->AppendRelativeUnixPath(key);
+    if (NS_FAILED(rv)) return rv;
+    rv = SetLocalPath(path);
+    if (NS_FAILED(rv)) return rv;
+
+    *aLocalPath = path;
+    NS_ADDREF(*aLocalPath);
+
+    return NS_OK;
+}
+
+NS_IMETHODIMP
+nsMsgIncomingServer::SetLocalPath(nsIFileSpec *spec)
+{
+    if (spec) {
+        spec->CreateDir();
+        return SetFileValue("directory", spec);
+    }
+    else {
+        return NS_ERROR_NULL_POINTER;
+    }
+}
+
+NS_IMETHODIMP
+nsMsgIncomingServer::SetRememberPassword(PRBool value)
+{
+    if (value)
+        SetPrefPassword(m_password);
+    else
+        SetPrefPassword(nsnull);
+    return SetBoolValue("remember_password", value);
+}
+
+NS_IMETHODIMP
+nsMsgIncomingServer::GetRememberPassword(PRBool* value)
+{
+    return GetBoolValue("remember_password", value);
+}
+
+// use the convenience macros to implement the accessors
+NS_IMPL_SERVERPREF_STR(nsMsgIncomingServer, HostName, "hostname");
+NS_IMPL_SERVERPREF_STR(nsMsgIncomingServer, Username, "userName");
+NS_IMPL_SERVERPREF_STR(nsMsgIncomingServer, PrefPassword, "password");
+NS_IMPL_SERVERPREF_BOOL(nsMsgIncomingServer, DoBiff, "check_new_mail");
+NS_IMPL_SERVERPREF_INT(nsMsgIncomingServer, BiffMinutes, "check_time");
+NS_IMPL_SERVERPREF_STR(nsMsgIncomingServer, Type, "type");
+
+/* what was this called in 4.x? */
+// pref("mail.pop3_gets_new_mail",				true);
+
+NS_IMPL_SERVERPREF_BOOL(nsMsgIncomingServer, DownloadOnBiff, "download_on_biff");

mozilla/mailnews/base/util/nsMsgIncomingServer.h

@@ -0,0 +1,70 @@
+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*-
+ *
+ * The contents of this file are subject to the Netscape Public License
+ * Version 1.0 (the "NPL"); you may not use this file except in
+ * compliance with the NPL.  You may obtain a copy of the NPL at
+ * http://www.mozilla.org/NPL/
+ *
+ * Software distributed under the NPL is distributed on an "AS IS" basis,
+ * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the NPL
+ * for the specific language governing rights and limitations under the
+ * NPL.
+ *
+ * The Initial Developer of this code under the NPL is Netscape
+ * Communications Corporation.  Portions created by Netscape are
+ * Copyright (C) 1998 Netscape Communications Corporation.  All Rights
+ * Reserved.
+ */
+
+#ifndef nsMsgIncomingServer_h__
+#define nsMsgIncomingServer_h__
+
+#include "nsIMsgIncomingServer.h"
+#include "nsIPref.h"
+#include "msgCore.h"
+#include "nsIFolder.h"
+#include "nsCOMPtr.h"
+
+class nsIMsgFolderCache;
+
+/*
+ * base class for nsIMsgIncomingServer - derive your class from here
+ * if you want to get some free implementation
+ * 
+ * this particular implementation is not meant to be used directly.
+ */
+
+class NS_MSG_BASE nsMsgIncomingServer : public nsIMsgIncomingServer {
+ public:
+  nsMsgIncomingServer();
+  virtual ~nsMsgIncomingServer();
+
+  NS_DECL_ISUPPORTS
+
+  NS_DECL_NSIMSGINCOMINGSERVER
+  
+private:
+  nsIPref *m_prefs;
+  char *m_serverKey;
+  nsCString m_password;
+  PRBool m_serverBusy;
+
+protected:
+  char *getPrefName(const char *serverKey, const char *pref);
+  char *getDefaultPrefName(const char *pref);
+
+  // these are private pref getters and setters for the password
+  // field. Callers should be using Get/Set Password
+  NS_IMETHOD GetPrefPassword(char * *aPassword);
+  NS_IMETHOD SetPrefPassword(const char * aPassword);
+  
+  nsCOMPtr <nsIFolder> m_rootFolder;
+  nsresult getDefaultCharPref(const char *pref, char **);
+  nsresult getDefaultBoolPref(const char *pref, PRBool *);
+  nsresult getDefaultIntPref(const char *pref, PRInt32 *);
+  
+  nsresult CreateRootFolder();
+
+};
+
+#endif // nsMsgIncomingServer_h__

mozilla/mailnews/base/util/nsMsgKeySet.h

@@ -0,0 +1,115 @@
+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*-
+ *
+ * The contents of this file are subject to the Netscape Public License
+ * Version 1.0 (the "NPL"); you may not use this file except in
+ * compliance with the NPL.  You may obtain a copy of the NPL at
+ * http://www.mozilla.org/NPL/
+ *
+ * Software distributed under the NPL is distributed on an "AS IS" basis,
+ * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the NPL
+ * for the specific language governing rights and limitations under the
+ * NPL.
+ *
+ * The Initial Developer of this code under the NPL is Netscape
+ * Communications Corporation.  Portions created by Netscape are
+ * Copyright (C) 1998 Netscape Communications Corporation.  All Rights
+ * Reserved.
+ */
+
+#ifndef _nsMsgKeySet_H_
+#define _nsMsgKeySet_H_
+
+#include "msgCore.h"
+
+// nsMsgKeySet represents a set of articles.  Typically, it is the set of
+// read articles from a .newsrc file, but it can be used for other purposes
+// too.
+
+#if 0
+// If a MSG_NewsHost* is supplied to the creation routine, then that
+// MSG_NewsHost will be notified whenever a change is made to set.
+class MSG_NewsHost;
+#endif
+
+class NS_MSG_BASE nsMsgKeySet {
+public:
+  // Creates an empty set.
+  static nsMsgKeySet* Create(/* MSG_NewsHost* host = NULL*/);
+
+  // Creates a set from the list of numbers, as might be found in a
+  // newsrc file.
+  static nsMsgKeySet* Create(const char* str/* , MSG_NewsHost* host = NULL*/);
+  ~nsMsgKeySet();
+  
+  // FirstNonMember() returns the lowest non-member of the set that is
+  // greater than 0.
+  PRInt32 FirstNonMember();
+
+  // Output() converts to a string representation suitable for writing to a
+  // .newsrc file.  (The result must be freed by the caller using delete[].)
+  char* Output();		
+
+  // IsMember() returns whether the given article is a member of this set.
+  PRBool IsMember(PRInt32 art);
+  
+  // Add() adds the given article to the set.  (Returns 1 if a change was
+  // made, 0 if it was already there, and negative on error.)
+  int Add(PRInt32 art);
+  
+  // Remove() removes the given article from the set. 
+  int Remove(PRInt32 art);
+  
+  // AddRange() adds the (inclusive) given range of articles to the set.
+  int AddRange(PRInt32 first, PRInt32 last);
+  
+  // CountMissingInRange() takes an inclusive range of articles and returns
+  // the number of articles in that range which are not in the set.
+  PRInt32 CountMissingInRange(PRInt32 start, PRInt32 end);
+  
+  // FirstMissingRange() takes an inclusive range and finds the first range
+  // of articles that are not in the set.  If none, return zeros. 
+  int FirstMissingRange(PRInt32 min, PRInt32 max, PRInt32* first, PRInt32* last);
+  
+
+  // LastMissingRange() takes an inclusive range and finds the last range
+  // of articles that are not in the set.  If none, return zeros. 
+  int LastMissingRange(PRInt32 min, PRInt32 max, PRInt32* first, PRInt32* last);
+  
+  PRInt32 GetLastMember();
+  PRInt32 GetFirstMember();
+  void  SetLastMember(PRInt32 highWaterMark);
+  // For debugging only...
+  PRInt32 getLength() {return m_length;}
+  
+#ifdef DEBUG
+  static void RunTests();
+#endif
+
+protected:
+  nsMsgKeySet(/* MSG_NewsHost* host */);
+  nsMsgKeySet(const char* /* , MSG_NewsHost* host */);
+  PRBool Grow();
+  PRBool Optimize();
+  
+#ifdef DEBUG
+  static void test_decoder(const char*);
+  static void test_adder();
+  static void test_ranges();
+  static void test_member(PRBool with_cache);
+#endif
+  
+  PRInt32 *m_data;					/* the numbers composing the `chunks' */
+  PRInt32 m_data_size;				/* size of that malloc'ed block */
+  PRInt32 m_length;				/* active area */
+  
+  PRInt32 m_cached_value;			/* a potential set member, or -1 if unset*/
+  PRInt32 m_cached_value_index;		/* the index into `data' at which a search
+									   to determine whether `cached_value' was
+									   a member of the set ended. */
+#ifdef NEWSRC_DOES_HOST_STUFF
+  MSG_NewsHost* m_host;
+#endif
+};
+
+
+#endif /* _nsMsgKeySet_H_ */

mozilla/mailnews/base/util/nsMsgLineBuffer.cpp

@@ -0,0 +1,384 @@
+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*-
+ *
+ * The contents of this file are subject to the Netscape Public License
+ * Version 1.0 (the "NPL"); you may not use this file except in
+ * compliance with the NPL.  You may obtain a copy of the NPL at
+ * http://www.mozilla.org/NPL/
+ *
+ * Software distributed under the NPL is distributed on an "AS IS" basis,
+ * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the NPL
+ * for the specific language governing rights and limitations under the
+ * NPL.
+ *
+ * The Initial Developer of this code under the NPL is Netscape
+ * Communications Corporation.  Portions created by Netscape are
+ * Copyright (C) 1999 Netscape Communications Corporation.  All Rights
+ * Reserved.
+ */
+
+#include "msgCore.h"
+#include "prlog.h"
+#include "nsMsgLineBuffer.h"
+
+#include "nsIInputStream.h" // used by nsMsgLineStreamBuffer
+
+MOZ_DECL_CTOR_COUNTER(nsByteArray);
+
+nsByteArray::nsByteArray()
+{
+	MOZ_COUNT_CTOR(nsByteArray);
+	m_buffer = NULL;
+	m_bufferSize = 0;
+	m_bufferPos = 0;
+}
+
+nsByteArray::~nsByteArray()
+{
+	MOZ_COUNT_DTOR(nsByteArray);
+	PR_FREEIF(m_buffer);
+}
+
+nsresult nsByteArray::GrowBuffer(PRUint32 desired_size, PRUint32 quantum)
+{
+	if (m_bufferSize < desired_size)
+	{
+		char *new_buf;
+		PRUint32 increment = desired_size - m_bufferSize;
+		if (increment < quantum) /* always grow by a minimum of N bytes */
+			increment = quantum;
+
+
+		new_buf = (m_buffer
+				 ? (char *) PR_REALLOC (m_buffer, (m_bufferSize + increment))
+				 : (char *) PR_MALLOC (m_bufferSize + increment));
+		if (! new_buf)
+			return NS_ERROR_OUT_OF_MEMORY;
+		m_buffer = new_buf;
+		m_bufferSize += increment;
+	}
+  return 0;
+}
+
+nsresult nsByteArray::AppendString(const char *string)
+{
+	PRUint32 strLength = (string) ? PL_strlen(string) : 0;
+	return AppendBuffer(string, strLength);
+
+}
+
+nsresult nsByteArray::AppendBuffer(const char *buffer, PRUint32 length)
+{
+	nsresult ret = NS_OK;
+	if (m_bufferPos + length > m_bufferSize)
+		ret = GrowBuffer(m_bufferPos + length, 1024);
+	if (ret == NS_OK)
+	{
+		memcpy(m_buffer + m_bufferPos, buffer, length);
+		m_bufferPos += length;
+	}
+	return ret;
+}
+
+MOZ_DECL_CTOR_COUNTER(nsMsgLineBuffer);
+
+nsMsgLineBuffer::nsMsgLineBuffer(nsMsgLineBufferHandler *handler, PRBool convertNewlinesP)
+{
+	MOZ_COUNT_CTOR(nsMsgLineBuffer);
+	m_handler = handler;
+	m_convertNewlinesP = convertNewlinesP;
+    m_lookingForCRLF = PR_TRUE;
+}
+
+nsMsgLineBuffer::~nsMsgLineBuffer()
+{
+	MOZ_COUNT_DTOR(nsMsgLineBuffer);
+}
+
+void
+nsMsgLineBuffer::SetLookingForCRLF(PRBool b)
+{
+  m_lookingForCRLF = b;
+}
+
+PRInt32	nsMsgLineBuffer::BufferInput(const char *net_buffer, PRInt32 net_buffer_size)
+{
+    int status = 0;
+    if (m_bufferPos > 0 && m_buffer && m_buffer[m_bufferPos - 1] == CR &&
+        net_buffer_size > 0 && net_buffer[0] != LF) {
+        /* The last buffer ended with a CR.  The new buffer does not start
+           with a LF.  This old buffer should be shipped out and discarded. */
+        PR_ASSERT(m_bufferSize > m_bufferPos);
+        if (m_bufferSize <= m_bufferPos) return -1;
+        status = ConvertAndSendBuffer();
+        if (status < 0) 
+			return status;
+        m_bufferPos = 0;
+    }
+    while (net_buffer_size > 0)
+	{
+        const char *net_buffer_end = net_buffer + net_buffer_size;
+        const char *newline = 0;
+        const char *s;
+        
+        
+        for (s = net_buffer; s < net_buffer_end; s++)
+		{
+          if (m_lookingForCRLF) {
+            /* Move forward in the buffer until the first newline.
+               Stop when we see CRLF, CR, or LF, or the end of the buffer.
+               *But*, if we see a lone CR at the *very end* of the buffer,
+               treat this as if we had reached the end of the buffer without
+               seeing a line terminator.  This is to catch the case of the
+               buffers splitting a CRLF pair, as in "FOO\r\nBAR\r" "\nBAZ\r\n".
+            */
+            if (*s == CR || *s == LF) {
+              newline = s;
+              if (newline[0] == CR) {
+                if (s == net_buffer_end - 1) {
+                  /* CR at end - wait for the next character. */
+                  newline = 0;
+                  break;
+                }
+                else if (newline[1] == LF) {
+                  /* CRLF seen; swallow both. */
+                  newline++;
+                }
+              }
+              newline++;
+              break;
+			}
+          }
+          else {
+            /* if not looking for a CRLF, stop at CR or LF.  (for example, when parsing the newsrc file).  this fixes #9896, where we'd lose the last line of anything we'd parse that used CR as the line break. */
+            if (*s == CR || *s == LF) {
+              newline = s;
+              newline++;
+              break;
+            }
+          }
+		}
+        
+        /* Ensure room in the net_buffer and append some or all of the current
+           chunk of data to it. */
+        {
+            const char *end = (newline ? newline : net_buffer_end);
+            PRUint32 desired_size = (end - net_buffer) + m_bufferPos + 1;
+            
+            if (desired_size >= m_bufferSize)
+            {
+                status = GrowBuffer (desired_size, 1024);
+                if (status < 0) 
+					return status;
+            }
+            memcpy (m_buffer + m_bufferPos, net_buffer, (end - net_buffer));
+            m_bufferPos += (end - net_buffer);
+        }
+        
+        /* Now m_buffer contains either a complete line, or as complete
+           a line as we have read so far.
+           
+           If we have a line, process it, and then remove it from `m_buffer'.
+           Then go around the loop again, until we drain the incoming data.
+           */
+        if (!newline)
+            return 0;
+        
+        status = ConvertAndSendBuffer();
+        if (status < 0) return status;
+        
+        net_buffer_size -= (newline - net_buffer);
+        net_buffer = newline;
+        m_bufferPos = 0;
+	}
+#ifdef DEBUG_bienvenu
+	printf("returning from buffer input m_bufferPos = %ld\n", m_bufferPos);
+#endif	
+    return 0;
+}
+
+PRInt32 nsMsgLineBuffer::HandleLine(char *line, PRUint32 line_length)
+{
+	NS_ASSERTION(PR_FALSE, "must override this method if you don't provide a handler");
+	return 0;
+}
+
+PRInt32 nsMsgLineBuffer::ConvertAndSendBuffer()
+{
+    /* Convert the line terminator to the native form.
+     */
+
+	char *buf = m_buffer;
+	PRInt32 length = m_bufferPos;
+
+    char* newline;
+    
+    PR_ASSERT(buf && length > 0);
+    if (!buf || length <= 0) 
+		return -1;
+    newline = buf + length;
+    
+    PR_ASSERT(newline[-1] == CR || newline[-1] == LF);
+    if (newline[-1] != CR && newline[-1] != LF)
+		return -1;
+    
+    if (!m_convertNewlinesP)
+	{
+	}
+#if (MSG_LINEBREAK_LEN == 1)
+    else if ((newline - buf) >= 2 &&
+             newline[-2] == CR &&
+             newline[-1] == LF)
+	{
+        /* CRLF -> CR or LF */
+        buf [length - 2] = MSG_LINEBREAK[0];
+        length--;
+	}
+    else if (newline > buf + 1 &&
+             newline[-1] != MSG_LINEBREAK[0])
+	{
+        /* CR -> LF or LF -> CR */
+        buf [length - 1] = MSG_LINEBREAK[0];
+	}
+#else
+    else if (((newline - buf) >= 2 && newline[-2] != CR) ||
+             ((newline - buf) >= 1 && newline[-1] != LF))
+	{
+        /* LF -> CRLF or CR -> CRLF */
+        length++;
+        buf[length - 2] = MSG_LINEBREAK[0];
+        buf[length - 1] = MSG_LINEBREAK[1];
+	}
+#endif
+    
+    return (m_handler) ? m_handler->HandleLine(buf, length) : HandleLine(buf, length);
+}
+
+// If there's still some data (non CRLF terminated) flush it out
+PRInt32 nsMsgLineBuffer::FlushLastLine()
+{
+	char *buf = m_buffer + m_bufferPos;
+	PRInt32 length = m_bufferPos - 1;
+	if (length > 0)
+		return (m_handler) ? m_handler->HandleLine(buf, length) : HandleLine(buf, length);
+	else
+		return 0;
+}
+
+///////////////////////////////////////////////////////////////////////////////////////////////////
+// This is a utility class used to efficiently extract lines from an input stream by buffering
+// read but unprocessed stream data in a buffer. 
+///////////////////////////////////////////////////////////////////////////////////////////////////
+
+nsMsgLineStreamBuffer::nsMsgLineStreamBuffer(PRUint32 aBufferSize, const char * aEndOfLineToken, 
+											 PRBool aAllocateNewLines, PRBool aEatCRLFs) 
+											: m_eatCRLFs(aEatCRLFs), m_allocateNewLines(aAllocateNewLines),
+											  m_endOfLineToken(aEndOfLineToken)
+{
+	NS_PRECONDITION(aBufferSize > 0, "invalid buffer size!!!");
+	m_dataBuffer = nsnull;
+	m_startPos = nsnull;
+
+	// used to buffer incoming data by ReadNextLineFromInput
+	if (aBufferSize > 0)
+	{
+		m_dataBuffer = (char *) PR_CALLOC(sizeof(char) * aBufferSize);
+		m_startPos = m_dataBuffer;
+	}
+
+	m_dataBufferSize = aBufferSize;
+}
+
+nsMsgLineStreamBuffer::~nsMsgLineStreamBuffer()
+{
+	PR_FREEIF(m_dataBuffer); // release our buffer...
+}
+
+// the design for this method has an inherit bug: if the length of the line is greater than the size of m_dataBufferSize, 
+// then we'll never find the next line because we can't hold the whole line in memory. 
+// aInputStream - the input stream we want to read a line from
+// aPauseForMoreData is returned as PR_TRUE if the stream does not yet contain a line and we must wait for more
+// data to come into the stream.
+
+// Note to people wishing to modify this function: Be *VERY CAREFUL* this is a critical function used by all of
+// our mail protocols including imap, nntp, and pop. If you screw it up, you could break a lot of stuff.....
+
+char * nsMsgLineStreamBuffer::ReadNextLine(nsIInputStream * aInputStream, PRUint32 &aNumBytesInLine, PRBool &aPauseForMoreData)
+{
+	// try to extract a line from m_inputBuffer. If we don't have an entire line, 
+	// then read more bytes out from the stream. If the stream is empty then wait
+	// on the monitor for more data to come in.
+
+	NS_PRECONDITION(m_startPos && m_dataBufferSize > 0, "invalid input arguments for read next line from input");
+	
+	// initialize out values
+	aPauseForMoreData = PR_FALSE;
+	aNumBytesInLine = 0;
+	char * endOfLine = nsnull;
+
+	PRUint32 numBytesInBuffer = PL_strlen(m_startPos);
+	
+	if (numBytesInBuffer > 0) // any data in our internal buffer?
+		endOfLine = PL_strstr(m_startPos, m_endOfLineToken); // see if we already have a line ending...
+
+	// it's possible that we got here before the first time we receive data from the server
+	// so aInputStream will be nsnull...
+	if (!endOfLine && aInputStream) // get some more data from the server
+	{
+		PRUint32 numBytesInStream = 0;
+		PRUint32 numBytesCopied = 0;
+		aInputStream->Available(&numBytesInStream);
+		// if the number of bytes we want to read from the stream, is greater than the number
+		// of bytes left in our buffer, then we need to shift the start pos and its contents
+		// down to the beginning of m_dataBuffer...
+		PRUint32 numFreeBytesInBuffer = (m_dataBuffer + m_dataBufferSize) - (m_startPos + numBytesInBuffer);
+		if (numBytesInStream >= numFreeBytesInBuffer)
+		{
+			nsCRT::memcpy(m_dataBuffer, m_startPos, numBytesInBuffer);
+			m_dataBuffer[numBytesInBuffer] = '\0'; // make sure the end of the buffer is terminated
+			m_startPos = m_dataBuffer; // update the new start position
+			// update the number of free bytes in the buffer
+			numFreeBytesInBuffer = m_dataBufferSize - numBytesInBuffer;
+		}
+
+		PRUint32 numBytesToCopy = PR_MIN(numFreeBytesInBuffer - 1 /* leave one for a null terminator */, numBytesInStream);
+		// read the data into the end of our data buffer
+		if (numBytesToCopy > 0)
+		{
+			aInputStream->Read(m_startPos + numBytesInBuffer, numBytesToCopy, &numBytesCopied);
+			m_startPos[numBytesInBuffer + numBytesCopied] = '\0';
+		}
+
+		// okay, now that we've tried to read in more data from the stream, look for another end of line 
+		// character 
+		endOfLine = PL_strstr(m_startPos, m_endOfLineToken);
+
+	}
+
+	// okay, now check again for endOfLine.
+	if (endOfLine)
+	{
+		if (!m_eatCRLFs)
+			endOfLine += PL_strlen(m_endOfLineToken); // count for CRLF
+
+		// PR_CALLOC zeros out the allocated line
+		char* newLine = (char*) PR_CALLOC(endOfLine-m_startPos+1);
+		if (!newLine)
+			return nsnull;
+
+		nsCRT::memcpy(newLine, m_startPos, endOfLine-m_startPos); // copy the string into the new line buffer
+		aNumBytesInLine = endOfLine - m_startPos;
+
+		if (m_eatCRLFs)
+			endOfLine += PL_strlen(m_endOfLineToken); // advance past CRLF if we haven't already done so...
+
+		// now we need to update the data buffer to go past the line we just read out. 
+		if (PL_strlen(endOfLine) <= 0) // if no more data in the buffer, then just zero out the buffer...
+			m_startPos[0] = '\0';
+		else  // advance 
+			m_startPos = endOfLine; // move us up to the end of the line
+		return newLine;
+	}
+
+	aPauseForMoreData = PR_TRUE;
+	return nsnull; // if we somehow got here. we don't have another line in the buffer yet...need to wait for more data...
+}

mozilla/mailnews/base/util/nsMsgLineBuffer.h

@@ -0,0 +1,113 @@
+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*-
+ *
+ * The contents of this file are subject to the Netscape Public License
+ * Version 1.0 (the "NPL"); you may not use this file except in
+ * compliance with the NPL.  You may obtain a copy of the NPL at
+ * http://www.mozilla.org/NPL/
+ *
+ * Software distributed under the NPL is distributed on an "AS IS" basis,
+ * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the NPL
+ * for the specific language governing rights and limitations under the
+ * NPL.
+ *
+ * The Initial Developer of this code under the NPL is Netscape
+ * Communications Corporation.  Portions created by Netscape are
+ * Copyright (C) 1999 Netscape Communications Corporation.  All Rights
+ * Reserved.
+ */
+#ifndef _nsMsgLineBuffer_H
+#define _nsMsgLineBuffer_H
+
+#include "msgCore.h"    // precompiled header...
+
+// I can't believe I have to have this stupid class, but I can't find
+// anything suitable (nsStrImpl might be, when its done). nsIByteBuffer
+// would do, if I had a stream for input, which I don't.
+
+class NS_MSG_BASE nsByteArray 
+{
+public:
+	nsByteArray();
+	virtual ~nsByteArray();
+	PRUint32	GetSize() {return m_bufferSize;}
+	PRUint32	GetBufferPos() {return m_bufferPos;}
+	nsresult	GrowBuffer(PRUint32 desired_size, PRUint32 quantum = 1024);
+	nsresult	AppendString(const char *string);
+	nsresult	AppendBuffer(const char *buffer, PRUint32 length);
+	void		ResetWritePos() {m_bufferPos = 0;}
+	char		*GetBuffer() {return m_buffer;}
+protected:
+	char		*m_buffer;
+	PRUint32	m_bufferSize;
+	PRUint32	m_bufferPos;	// write Pos in m_buffer - where the next byte should go.
+};
+
+
+class NS_MSG_BASE nsMsgLineBufferHandler : public nsByteArray
+{
+public:
+	virtual PRInt32 HandleLine(char *line, PRUint32 line_length) = 0;
+};
+
+class NS_MSG_BASE nsMsgLineBuffer : public nsByteArray
+{
+public:
+	nsMsgLineBuffer(nsMsgLineBufferHandler *handler, PRBool convertNewlinesP);
+
+	virtual ~nsMsgLineBuffer();
+	PRInt32	BufferInput(const char *net_buffer, PRInt32 net_buffer_size);
+	// Not sure why anyone cares, by NNTPHost seems to want to know the buf pos.
+	PRUint32	GetBufferPos() {return m_bufferPos;}
+
+	virtual PRInt32 HandleLine(char *line, PRUint32 line_length);
+	// flush last line, though it won't be CRLF terminated.
+	virtual PRInt32 FlushLastLine();
+protected:
+	nsMsgLineBuffer(PRBool convertNewlinesP);
+
+	PRInt32 ConvertAndSendBuffer();
+    void SetLookingForCRLF(PRBool b);
+
+	nsMsgLineBufferHandler *m_handler;
+	PRBool		m_convertNewlinesP;
+    PRBool      m_lookingForCRLF; 
+};
+
+// I'm adding this utility class here for lack of a better place. This utility class is similar to nsMsgLineBuffer
+// except it works from an input stream. It is geared towards efficiently parsing new lines out of a stream by storing
+// read but unprocessed bytes in a buffer. I envision the primary use of this to be our mail protocols such as imap, news and
+// pop which need to process line by line data being returned in the form of a proxied stream from the server.
+
+class nsIInputStream;
+
+class NS_MSG_BASE nsMsgLineStreamBuffer
+{
+public:
+	// aBufferSize -- size of the buffer you want us to use for buffering stream data
+	// aEndOfLinetoken -- The delimeter string to be used for determining the end of line. This 
+	//				      allows us to parse platform specific end of line endings by making it
+	//					  a parameter.
+	// aAllocateNewLines -- PR_TRUE if you want calls to ReadNextLine to allocate new memory for the line. 
+	//						if false, the char * returned is just a ptr into the buffer. Subsequent calls to
+	//						ReadNextLine will alter the data so your ptr only has a life time of a per call.
+	// aEatCRLFs  -- PR_TRUE if you don't want to see the CRLFs on the lines returned by ReadNextLine. 
+	//				 PR_FALSE if you do want to see them.
+	nsMsgLineStreamBuffer(PRUint32 aBufferSize, const char * aEndOfLineToken, PRBool aAllocateNewLines, PRBool aEatCRLFs = PR_TRUE); // specify the size of the buffer you want the class to use....
+	virtual ~nsMsgLineStreamBuffer();
+
+	// Caller must free the line returned using PR_Free
+	// aEndOfLinetoken -- delimeter used to denote the end of a line.
+	// aNumBytesInLine -- The number of bytes in the line returned
+	// aPauseForMoreData -- There is not enough data in the stream to make a line at this time...
+	char * ReadNextLine(nsIInputStream * aInputStream, PRUint32 &anumBytesInLine, PRBool &aPauseForMoreData);
+protected:
+	PRBool m_eatCRLFs;
+	PRBool m_allocateNewLines;
+	char * m_dataBuffer;
+	char * m_startPos;
+	const char * m_endOfLineToken;
+	PRUint32 m_dataBufferSize;
+};
+
+
+#endif

mozilla/mailnews/base/util/nsMsgMailNewsUrl.cpp

@@ -0,0 +1,399 @@
+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*-
+ *
+ * The contents of this file are subject to the Netscape Public License
+ * Version 1.0 (the "NPL"); you may not use this file except in
+ * compliance with the NPL.  You may obtain a copy of the NPL at
+ * http://www.mozilla.org/NPL/
+ *
+ * Software distributed under the NPL is distributed on an "AS IS" basis,
+ * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the NPL
+ * for the specific language governing rights and limitations under the
+ * NPL.
+ *
+ * The Initial Developer of this code under the NPL is Netscape
+ * Communications Corporation.  Portions created by Netscape are
+ * Copyright (C) 1999 Netscape Communications Corporation.  All Rights
+ * Reserved.
+ */
+
+#include "msgCore.h"
+#include "nsMsgMailNewsUrl.h"
+#include "nsMsgBaseCID.h"
+#include "nsIMsgMailSession.h"
+#include "nsXPIDLString.h"
+
+static NS_DEFINE_CID(kUrlListenerManagerCID, NS_URLLISTENERMANAGER_CID);
+static NS_DEFINE_CID(kStandardUrlCID, NS_STANDARDURL_CID);
+static NS_DEFINE_CID(kMsgMailSessionCID, NS_MSGMAILSESSION_CID);
+
+nsMsgMailNewsUrl::nsMsgMailNewsUrl()
+{
+    NS_INIT_REFCNT();
+ 
+	// nsIURI specific state
+	m_errorMessage = nsnull;
+	m_runningUrl = PR_FALSE;
+	m_updatingFolder = PR_FALSE;
+
+	nsComponentManager::CreateInstance(kUrlListenerManagerCID, nsnull, nsCOMTypeInfo<nsIUrlListenerManager>::GetIID(), (void **) getter_AddRefs(m_urlListeners));
+	nsComponentManager::CreateInstance(kStandardUrlCID, nsnull, nsCOMTypeInfo<nsIURL>::GetIID(), (void **) getter_AddRefs(m_baseURL));
+}
+ 
+nsMsgMailNewsUrl::~nsMsgMailNewsUrl()
+{
+	PR_FREEIF(m_errorMessage);
+}
+  
+NS_IMPL_ADDREF(nsMsgMailNewsUrl);
+NS_IMPL_RELEASE(nsMsgMailNewsUrl);
+
+nsresult nsMsgMailNewsUrl::QueryInterface(const nsIID &aIID, void** aInstancePtr)
+{
+    if (NULL == aInstancePtr) {
+        return NS_ERROR_NULL_POINTER;
+    }
+    if (aIID.Equals(nsCOMTypeInfo<nsIURI>::GetIID())) {
+        *aInstancePtr = (void*) ((nsIURI*)this);
+        NS_ADDREF_THIS();
+        return NS_OK;
+    }
+	if (aIID.Equals(nsCOMTypeInfo<nsIURL>::GetIID())) {
+        *aInstancePtr = (void*) ((nsIURL*)this);
+        NS_ADDREF_THIS();
+        return NS_OK;
+    }
+	if (aIID.Equals(nsCOMTypeInfo<nsIMsgMailNewsUrl>::GetIID()))
+	{
+		*aInstancePtr = (void *) ((nsIMsgMailNewsUrl*) this);
+		NS_ADDREF_THIS();
+		return NS_OK;
+	}
+ 
+	if (aIID.Equals(nsCOMTypeInfo<nsISupports>::GetIID()))    
+	{
+		*aInstancePtr = (void *) ((nsIMsgMailNewsUrl*) this);
+		NS_ADDREF_THIS();
+		return NS_OK;
+	}
+#if defined(NS_DEBUG)
+    /*
+     * Check for the debug-only interface indicating thread-safety
+     */
+    static NS_DEFINE_IID(kIsThreadsafeIID, NS_ISTHREADSAFE_IID);
+    if (aIID.Equals(kIsThreadsafeIID)) {
+        return NS_OK;
+    }
+#endif
+    return NS_NOINTERFACE;
+}
+
+////////////////////////////////////////////////////////////////////////////////////
+// Begin nsIMsgMailNewsUrl specific support
+////////////////////////////////////////////////////////////////////////////////////
+
+nsresult nsMsgMailNewsUrl::GetUrlState(PRBool * aRunningUrl)
+{
+	if (aRunningUrl)
+		*aRunningUrl = m_runningUrl;
+
+	return NS_OK;
+}
+
+nsresult nsMsgMailNewsUrl::SetUrlState(PRBool aRunningUrl, nsresult aExitCode)
+{
+	m_runningUrl = aRunningUrl;
+	nsCOMPtr <nsIMsgStatusFeedback> statusFeedback;
+
+	if (NS_SUCCEEDED(GetStatusFeedback(getter_AddRefs(statusFeedback))) && statusFeedback)
+	{
+		if (m_runningUrl)
+			statusFeedback->StartMeteors();
+		else
+		{
+			statusFeedback->ShowProgress(0);
+			statusFeedback->StopMeteors();
+		}
+	}
+	if (m_urlListeners)
+	{
+		if (m_runningUrl)
+		{
+			m_urlListeners->OnStartRunningUrl(this);
+		}
+		else
+		{
+			m_urlListeners->OnStopRunningUrl(this, aExitCode);
+		}
+	}
+
+	return NS_OK;
+}
+
+nsresult nsMsgMailNewsUrl::RegisterListener (nsIUrlListener * aUrlListener)
+{
+	if (m_urlListeners)
+		m_urlListeners->RegisterListener(aUrlListener);
+	return NS_OK;
+}
+
+nsresult nsMsgMailNewsUrl::UnRegisterListener (nsIUrlListener * aUrlListener)
+{
+	if (m_urlListeners)
+		m_urlListeners->UnRegisterListener(aUrlListener);
+	return NS_OK;
+}
+
+nsresult nsMsgMailNewsUrl::SetErrorMessage (const char * errorMessage)
+{
+	// functionality has been moved to nsIMsgStatusFeedback
+	return NS_ERROR_NOT_IMPLEMENTED;
+}
+
+nsresult nsMsgMailNewsUrl::GetErrorMessage (char ** errorMessage)
+{
+	// functionality has been moved to nsIMsgStatusFeedback
+	return NS_ERROR_NOT_IMPLEMENTED;
+}
+
+NS_IMETHODIMP nsMsgMailNewsUrl::GetServer(nsIMsgIncomingServer ** aIncomingServer)
+{
+	// mscott --> we could cache a copy of the server here....but if we did, we run
+	// the risk of leaking the server if any single url gets leaked....of course that
+	// shouldn't happen...but it could. so i'm going to look it up every time and
+	// we can look at caching it later.
+
+	nsXPIDLCString host;
+	nsXPIDLCString scheme;
+
+	nsresult rv = GetHost(getter_Copies(host));
+	rv = GetScheme(getter_Copies(scheme));
+    if (NS_SUCCEEDED(rv))
+    {
+        NS_WITH_SERVICE(nsIMsgMailSession, session, kMsgMailSessionCID, &rv); 
+        if (NS_FAILED(rv)) return rv;
+        
+        nsCOMPtr<nsIMsgAccountManager> accountManager;
+        rv = session->GetAccountManager(getter_AddRefs(accountManager));
+        if(NS_FAILED(rv)) return rv;
+        
+        nsCOMPtr<nsIMsgIncomingServer> server;
+        rv = accountManager->FindServer(GetUserName(),
+                                        host,
+                                        scheme,
+                                        aIncomingServer);
+    }
+
+    return rv;
+}
+
+NS_IMETHODIMP nsMsgMailNewsUrl::SetStatusFeedback(nsIMsgStatusFeedback *aMsgFeedback)
+{
+	if (aMsgFeedback)
+		m_statusFeedback = do_QueryInterface(aMsgFeedback);
+	return NS_OK;
+}
+
+NS_IMETHODIMP nsMsgMailNewsUrl::GetStatusFeedback(nsIMsgStatusFeedback **aMsgFeedback)
+{
+	nsresult rv = NS_OK;
+	// note: it is okay to return a null status feedback and not return an error
+	// it's possible the url really doesn't have status feedback
+	if (!m_statusFeedback)
+	{
+		NS_WITH_SERVICE(nsIMsgMailSession, mailSession, kMsgMailSessionCID, &rv); 
+
+		if(NS_SUCCEEDED(rv))
+			mailSession->GetTemporaryMsgStatusFeedback(getter_AddRefs(m_statusFeedback));
+	}
+	if (aMsgFeedback)
+	{
+		*aMsgFeedback = m_statusFeedback;
+		NS_IF_ADDREF(*aMsgFeedback);
+	}
+	else
+		rv = NS_ERROR_NULL_POINTER;
+	return rv;
+}
+
+NS_IMETHODIMP nsMsgMailNewsUrl::GetUpdatingFolder(PRBool *aResult)
+{
+	if (!aResult)
+		return NS_ERROR_NULL_POINTER;
+	*aResult = m_updatingFolder;
+	return NS_OK;
+}
+
+NS_IMETHODIMP nsMsgMailNewsUrl::SetUpdatingFolder(PRBool updatingFolder)
+{
+	m_updatingFolder = updatingFolder;
+	return NS_OK;
+}
+
+
+////////////////////////////////////////////////////////////////////////////////////
+// End nsIMsgMailNewsUrl specific support
+////////////////////////////////////////////////////////////////////////////////////
+
+////////////////////////////////////////////////////////////////////////////////////
+// Begin nsIURI support
+////////////////////////////////////////////////////////////////////////////////////
+
+
+NS_IMETHODIMP nsMsgMailNewsUrl::GetSpec(char * *aSpec)
+{
+	return m_baseURL->GetSpec(aSpec);
+}
+
+NS_IMETHODIMP nsMsgMailNewsUrl::SetSpec(const char * aSpec)
+{
+	return m_baseURL->SetSpec(aSpec);
+}
+
+NS_IMETHODIMP nsMsgMailNewsUrl::GetScheme(char * *aScheme)
+{
+	return m_baseURL->GetScheme(aScheme);
+}
+
+NS_IMETHODIMP nsMsgMailNewsUrl::SetScheme(const char * aScheme)
+{
+	return m_baseURL->SetScheme(aScheme);
+}
+
+
+NS_IMETHODIMP nsMsgMailNewsUrl::GetPreHost(char * *aPreHost)
+{
+	return m_baseURL->GetPreHost(aPreHost);
+}
+
+NS_IMETHODIMP nsMsgMailNewsUrl::SetPreHost(const char * aPreHost)
+{
+	return m_baseURL->SetPreHost(aPreHost);
+}
+
+NS_IMETHODIMP nsMsgMailNewsUrl::GetHost(char * *aHost)
+{
+	return m_baseURL->GetHost(aHost);
+}
+
+NS_IMETHODIMP nsMsgMailNewsUrl::SetHost(const char * aHost)
+{
+	return m_baseURL->SetHost(aHost);
+}
+
+NS_IMETHODIMP nsMsgMailNewsUrl::GetPort(PRInt32 *aPort)
+{
+	return m_baseURL->GetPort(aPort);
+}
+
+NS_IMETHODIMP nsMsgMailNewsUrl::SetPort(PRInt32 aPort)
+{
+	return m_baseURL->SetPort(aPort);
+}
+
+NS_IMETHODIMP nsMsgMailNewsUrl::GetPath(char * *aPath)
+{
+	return m_baseURL->GetPath(aPath);
+}
+
+NS_IMETHODIMP nsMsgMailNewsUrl::SetPath(const char * aPath)
+{
+	return m_baseURL->SetPath(aPath);
+}
+
+NS_IMETHODIMP nsMsgMailNewsUrl::Equals(nsIURI *other, PRBool *_retval)
+{
+	return m_baseURL->Equals(other, _retval);
+}
+
+
+NS_IMETHODIMP nsMsgMailNewsUrl::Clone(nsIURI **_retval)
+{
+	return m_baseURL->Clone(_retval);
+}	
+
+NS_IMETHODIMP nsMsgMailNewsUrl::SetRelativePath(const char *i_RelativePath)
+{
+	return m_baseURL->SetRelativePath(i_RelativePath);
+}
+
+NS_IMETHODIMP nsMsgMailNewsUrl::GetDirectory(char * *aDirectory)
+{
+	return m_baseURL->GetDirectory(aDirectory);
+}
+
+NS_IMETHODIMP nsMsgMailNewsUrl::SetDirectory(const char *aDirectory)
+{
+
+	return m_baseURL->SetDirectory(aDirectory);
+}
+
+NS_IMETHODIMP nsMsgMailNewsUrl::GetFileName(char * *aFileName)
+{
+	return m_baseURL->GetFileName(aFileName);
+}
+
+NS_IMETHODIMP nsMsgMailNewsUrl::GetFileBaseName(char * *aFileBaseName)
+{
+    return NS_ERROR_NOT_IMPLEMENTED;
+}
+
+NS_IMETHODIMP nsMsgMailNewsUrl::SetFileBaseName(const char * aFileBaseName)
+{
+    return NS_ERROR_NOT_IMPLEMENTED;
+}
+
+NS_IMETHODIMP nsMsgMailNewsUrl::GetFileExtension(char * *aFileExtension)
+{
+    return NS_ERROR_NOT_IMPLEMENTED;
+}
+
+NS_IMETHODIMP nsMsgMailNewsUrl::SetFileExtension(const char * aFileExtension)
+{
+    return NS_ERROR_NOT_IMPLEMENTED;
+}
+
+NS_IMETHODIMP nsMsgMailNewsUrl::SetFileName(const char * aFileName)
+{
+	return m_baseURL->SetFileName(aFileName);
+}
+
+NS_IMETHODIMP nsMsgMailNewsUrl::GetParam(char * *aParam)
+{
+	return m_baseURL->GetParam(aParam);
+}
+
+NS_IMETHODIMP nsMsgMailNewsUrl::SetParam(const char *aParam)
+{
+	return m_baseURL->SetParam(aParam);
+}
+
+NS_IMETHODIMP nsMsgMailNewsUrl::GetQuery(char * *aQuery)
+{
+	return m_baseURL->GetQuery(aQuery);
+}
+
+NS_IMETHODIMP nsMsgMailNewsUrl::SetQuery(const char *aQuery)
+{
+	return m_baseURL->SetQuery(aQuery);
+}
+
+NS_IMETHODIMP nsMsgMailNewsUrl::GetRef(char * *aRef)
+{
+	return m_baseURL->GetRef(aRef);
+}
+
+NS_IMETHODIMP nsMsgMailNewsUrl::SetRef(const char *aRef)
+{
+	return m_baseURL->SetRef(aRef);
+}
+
+NS_IMETHODIMP nsMsgMailNewsUrl::GetFilePath(char **o_DirFile)
+{
+	return m_baseURL->GetFilePath(o_DirFile);
+}
+
+NS_IMETHODIMP nsMsgMailNewsUrl::SetFilePath(const char *i_DirFile)
+{
+	return m_baseURL->SetFilePath(i_DirFile);
+}
+

mozilla/mailnews/base/util/nsMsgMailNewsUrl.h

@@ -0,0 +1,66 @@
+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*-
+ *
+ * The contents of this file are subject to the Netscape Public License
+ * Version 1.0 (the "NPL"); you may not use this file except in
+ * compliance with the NPL.  You may obtain a copy of the NPL at
+ * http://www.mozilla.org/NPL/
+ *
+ * Software distributed under the NPL is distributed on an "AS IS" basis,
+ * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the NPL
+ * for the specific language governing rights and limitations under the
+ * NPL.
+ *
+ * The Initial Developer of this code under the NPL is Netscape
+ * Communications Corporation.  Portions created by Netscape are
+ * Copyright (C) 1998 Netscape Communications Corporation.  All Rights
+ * Reserved.
+ */
+
+#ifndef nsMsgMailNewsUrl_h___
+#define nsMsgMailNewsUrl_h___
+
+#include "nscore.h"
+#include "nsISupports.h"
+#include "nsIUrlListener.h"
+#include "nsIUrlListenerManager.h"
+#include "nsIMsgStatusFeedback.h"
+#include "nsCOMPtr.h"
+#include "nsIMsgMailNewsUrl.h"
+#include "nsIURL.h"
+
+///////////////////////////////////////////////////////////////////////////////////
+// Okay, I found that all of the mail and news url interfaces needed to support
+// several common interfaces (in addition to those provided through nsIURI). 
+// So I decided to group them all in this implementation so we don't have to
+// duplicate the code.
+//
+//////////////////////////////////////////////////////////////////////////////////
+
+class NS_MSG_BASE nsMsgMailNewsUrl : public nsIMsgMailNewsUrl
+{
+public:
+	nsMsgMailNewsUrl();
+
+	NS_DECL_ISUPPORTS
+    NS_DECL_NSIMSGMAILNEWSURL
+    NS_DECL_NSIURI
+    NS_DECL_NSIURL
+
+protected:
+	virtual ~nsMsgMailNewsUrl();
+
+	// a helper function I needed from derived urls...
+	virtual const char * GetUserName() = 0;
+
+	nsCOMPtr<nsIURL> m_baseURL;
+	nsCOMPtr<nsIMsgStatusFeedback> m_statusFeedback;
+	char		*m_errorMessage;
+	PRBool		m_runningUrl;
+	PRBool		m_updatingFolder;
+
+	// manager of all of current url listeners....
+	nsCOMPtr<nsIUrlListenerManager> m_urlListeners;
+};
+
+
+#endif /* nsMsgMailNewsUrl_h___ */

mozilla/mailnews/base/util/nsMsgProtocol.cpp

@@ -0,0 +1,369 @@
+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*-
+ *
+ * The contents of this file are subject to the Netscape Public License
+ * Version 1.0 (the "NPL"); you may not use this file except in
+ * compliance with the NPL.  You may obtain a copy of the NPL at
+ * http://www.mozilla.org/NPL/
+ *
+ * Software distributed under the NPL is distributed on an "AS IS" basis,
+ * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the NPL
+ * for the specific language governing rights and limitations under the
+ * NPL.
+ *
+ * The Initial Developer of this code under the NPL is Netscape
+ * Communications Corporation.  Portions created by Netscape are
+ * Copyright (C) 1998 Netscape Communications Corporation.  All Rights
+ * Reserved.
+ */
+
+#include "msgCore.h"
+#include "nsMsgProtocol.h"
+#include "nsIMsgMailNewsUrl.h"
+#include "nsISocketTransportService.h"
+#include "nsXPIDLString.h"
+#include "nsSpecialSystemDirectory.h"
+#include "nsILoadGroup.h"
+#include "nsIIOService.h"
+
+static NS_DEFINE_CID(kSocketTransportServiceCID, NS_SOCKETTRANSPORTSERVICE_CID);
+static NS_DEFINE_CID(kIOServiceCID, NS_IOSERVICE_CID);
+
+NS_IMPL_ISUPPORTS3(nsMsgProtocol, nsIStreamListener, nsIStreamObserver, nsIChannel)
+
+nsMsgProtocol::nsMsgProtocol()
+{
+	NS_INIT_REFCNT();
+	m_flags = 0;
+	m_startPosition = 0;
+	m_readCount = 0;
+	m_socketIsOpen = PR_FALSE;
+		
+	m_tempMsgFileSpec = nsSpecialSystemDirectory(nsSpecialSystemDirectory::OS_TemporaryDirectory);
+	m_tempMsgFileSpec += "tempMessage.eml";
+}
+
+nsMsgProtocol::~nsMsgProtocol()
+{}
+
+nsresult nsMsgProtocol::OpenNetworkSocket(nsIURI * aURL) // open a connection on this url
+{
+	nsresult rv = NS_OK;
+	nsXPIDLCString hostName;
+	PRInt32 port = 0;
+
+	m_readCount = -1; // with socket connections we want to read as much data as arrives
+	m_startPosition = 0;
+
+    NS_WITH_SERVICE(nsISocketTransportService, socketService, kSocketTransportServiceCID, &rv);
+
+	if (NS_SUCCEEDED(rv) && aURL)
+	{
+		aURL->GetPort(&port);
+		aURL->GetHost(getter_Copies(hostName));
+
+		rv = socketService->CreateTransport(hostName, port, nsnull, getter_AddRefs(m_channel));
+		if (NS_SUCCEEDED(rv) && m_channel)
+		{
+			m_socketIsOpen = PR_FALSE;
+			rv = SetupTransportState();
+		}
+	}
+
+	return rv;
+}
+
+nsresult nsMsgProtocol::OpenFileSocket(nsIURI * aURL, const nsFileSpec * aFileSpec, PRUint32 aStartPosition, PRInt32 aReadCount)
+{
+	// mscott - file needs to be encoded directly into aURL. I should be able to get
+	// rid of this method completely.
+
+	nsresult rv = NS_OK;
+	m_startPosition = aStartPosition;
+	m_readCount = aReadCount;
+
+    NS_WITH_SERVICE(nsIIOService, netService, kIOServiceCID, &rv);
+	if (NS_SUCCEEDED(rv) && aURL)
+	{
+		// extract the file path from the uri...
+		nsXPIDLCString filePath;
+		aURL->GetPath(getter_Copies(filePath));
+		char * urlSpec = PR_smprintf("file://%s", (const char *) filePath);
+
+		rv = netService->NewChannel("Load", urlSpec, 
+                                    nsnull,     // null base URI
+                                    nsnull,     // null load group
+                                    nsnull,     // null eventsink getter
+                                    getter_AddRefs(m_channel));
+		PR_FREEIF(urlSpec);
+
+		if (NS_SUCCEEDED(rv) && m_channel)
+		{
+			m_socketIsOpen = PR_FALSE;
+			// rv = SetupTransportState();
+		}
+	}
+
+	return rv;
+}
+
+nsresult nsMsgProtocol::SetupTransportState()
+{
+	nsresult rv = NS_OK;
+
+	if (!m_socketIsOpen && m_channel)
+	{
+		rv = m_channel->OpenOutputStream(0 /* start position */, getter_AddRefs(m_outputStream));
+
+		NS_ASSERTION(NS_SUCCEEDED(rv), "unable to create an output stream");
+		// we want to open the stream 
+	} // if m_transport
+
+	return rv;
+}
+
+nsresult nsMsgProtocol::CloseSocket()
+{
+	// release all of our socket state
+	m_socketIsOpen = PR_FALSE;
+	m_outputStream = null_nsCOMPtr();
+	m_channel = null_nsCOMPtr();
+
+	return NS_OK;
+}
+
+/*
+ * Writes the data contained in dataBuffer into the current output stream. It also informs
+ * the transport layer that this data is now available for transmission.
+ * Returns a positive number for success, 0 for failure (not all the bytes were written to the
+ * stream, etc). We need to make another pass through this file to install an error system (mscott)
+ */
+
+PRInt32 nsMsgProtocol::SendData(nsIURI * aURL, const char * dataBuffer)
+{
+	PRUint32 writeCount = 0; 
+	PRInt32 status = 0; 
+
+//	NS_PRECONDITION(m_outputStream, "oops....we don't have an output stream...how did that happen?");
+	if (dataBuffer && m_outputStream)
+	{
+		status = m_outputStream->Write(dataBuffer, PL_strlen(dataBuffer), &writeCount);
+	}
+
+	return status;
+}
+
+// Whenever data arrives from the connection, core netlib notifices the protocol by calling
+// OnDataAvailable. We then read and process the incoming data from the input stream. 
+NS_IMETHODIMP nsMsgProtocol::OnDataAvailable(nsIChannel * /* aChannel */, nsISupports *ctxt, nsIInputStream *inStr, PRUint32 sourceOffset, PRUint32 count)
+{
+	// right now, this really just means turn around and churn through the state machine
+	nsCOMPtr<nsIURI> uri = do_QueryInterface(ctxt);
+	return ProcessProtocolState(uri, inStr, sourceOffset, count);
+}
+
+NS_IMETHODIMP nsMsgProtocol::OnStartRequest(nsIChannel * aChannel, nsISupports *ctxt)
+{
+	nsresult rv = NS_OK;
+	nsCOMPtr <nsIMsgMailNewsUrl> aMsgUrl = do_QueryInterface(ctxt, &rv);
+	if (NS_SUCCEEDED(rv) && aMsgUrl)
+		rv = aMsgUrl->SetUrlState(PR_TRUE, NS_OK);
+
+	// if we are set up as a channel, we should notify our channel listener that we are starting...
+	// so pass in ourself as the channel and not the underlying socket or file channel the protocol
+	// happens to be using
+	if (m_channelListener)
+		rv = m_channelListener->OnStartRequest(this, m_channelContext);
+
+	return rv;
+}
+
+// stop binding is a "notification" informing us that the stream associated with aURL is going away. 
+NS_IMETHODIMP nsMsgProtocol::OnStopRequest(nsIChannel * aChannel, nsISupports *ctxt, nsresult aStatus, const PRUnichar* aMsg)
+{
+	nsresult rv = NS_OK;
+	nsCOMPtr <nsIMsgMailNewsUrl> aMsgUrl = do_QueryInterface(ctxt, &rv);
+	if (NS_SUCCEEDED(rv) && aMsgUrl)
+		rv = aMsgUrl->SetUrlState(PR_FALSE, aStatus);
+
+	// if we are set up as a channel, we should notify our channel listener that we are starting...
+	// so pass in ourself as the channel and not the underlying socket or file channel the protocol
+	// happens to be using
+	if (m_channelListener)
+		rv = m_channelListener->OnStopRequest(this, m_channelContext, aStatus, aMsg);
+
+	return rv;
+}
+
+nsresult nsMsgProtocol::LoadUrl(nsIURI * aURL, nsISupports * aConsumer)
+{
+	// okay now kick us off to the next state...
+	// our first state is a process state so drive the state machine...
+	nsresult rv = NS_OK;
+	nsCOMPtr <nsIMsgMailNewsUrl> aMsgUrl = do_QueryInterface(aURL);
+
+	if (NS_SUCCEEDED(rv))
+	{
+		rv = aMsgUrl->SetUrlState(PR_TRUE, NS_OK); // set the url as a url currently being run...
+
+    // if the url is given a stream consumer then we should use it to forward calls to...
+    if (!m_channelListener && aConsumer) // if we don't have a registered listener already
+    {
+      m_channelListener = do_QueryInterface(aConsumer);
+      if (!m_channelContext)
+        m_channelContext = do_QueryInterface(aURL);
+    }
+
+		if (!m_socketIsOpen)
+		{
+			nsCOMPtr<nsISupports> urlSupports = do_QueryInterface(aURL);
+
+			// put us in a state where we are always notified of incoming data
+			m_channel->AsyncRead(m_startPosition, m_readCount, urlSupports ,this /* stream observer */);
+			m_socketIsOpen = PR_TRUE; // mark the channel as open
+		} // if we got an event queue service
+		else  // the connection is already open so we should begin processing our new url...
+			rv = ProcessProtocolState(aURL, nsnull, 0, 0); 
+	}
+
+	return rv;
+}
+
+///////////////////////////////////////////////////////////////////////
+// The rest of this file is mostly nsIChannel mumbo jumbo stuff
+///////////////////////////////////////////////////////////////////////
+
+nsresult nsMsgProtocol::SetUrl(nsIURI * aURL)
+{
+	m_url = dont_QueryInterface(aURL);
+	return NS_OK;
+}
+
+nsresult nsMsgProtocol::SetLoadGroup(nsILoadGroup * aLoadGroup)
+{
+	m_loadGroup = dont_QueryInterface(aLoadGroup);
+	return NS_OK;
+}
+
+NS_IMETHODIMP nsMsgProtocol::GetURI(nsIURI * *aURI)
+{
+	nsresult rv = NS_OK;
+	if (aURI)
+	{
+		if (m_url)
+			rv = m_url->QueryInterface(NS_GET_IID(nsIURI), (void **) aURI);
+		else
+			*aURI = nsnull;
+	}
+	else
+		rv = NS_ERROR_NULL_POINTER;
+	return rv;
+}
+ 
+NS_IMETHODIMP nsMsgProtocol::OpenInputStream(PRUint32 startPosition, PRInt32 readCount, nsIInputStream **_retval)
+{
+	return NS_ERROR_NOT_IMPLEMENTED;
+}
+
+NS_IMETHODIMP nsMsgProtocol::OpenOutputStream(PRUint32 startPosition, nsIOutputStream **_retval)
+{
+	return NS_ERROR_NOT_IMPLEMENTED;
+}
+
+NS_IMETHODIMP nsMsgProtocol::AsyncOpen(nsIStreamObserver *observer, nsISupports* ctxt)
+{
+    return NS_ERROR_NOT_IMPLEMENTED;
+}
+
+NS_IMETHODIMP nsMsgProtocol::AsyncRead(PRUint32 startPosition, PRInt32 readCount, nsISupports *ctxt, nsIStreamListener *listener)
+{
+	// set the stream listener and then load the url
+	m_channelContext = ctxt;
+	m_channelListener = listener;
+
+	// the following load group code is completely bogus....
+	nsresult rv = NS_OK;
+	if (m_loadGroup)
+	{
+		nsCOMPtr<nsILoadGroupListenerFactory> factory;
+		//
+		// Create a load group "proxy" listener...
+		//
+		rv = m_loadGroup->GetGroupListenerFactory(getter_AddRefs(factory));
+		if (factory) 
+		{
+			nsCOMPtr<nsIStreamListener> newListener;
+			rv = factory->CreateLoadGroupListener(m_channelListener, getter_AddRefs(newListener));
+			if (NS_SUCCEEDED(rv)) 
+				m_channelListener = newListener;
+		}
+	} // if aLoadGroup
+
+	return LoadUrl(m_url, nsnull);
+}
+
+NS_IMETHODIMP nsMsgProtocol::AsyncWrite(nsIInputStream *fromStream, PRUint32 startPosition, PRInt32 writeCount, nsISupports *ctxt, nsIStreamObserver *observer)
+{
+	return NS_ERROR_NOT_IMPLEMENTED;
+}
+
+NS_IMETHODIMP nsMsgProtocol::GetLoadAttributes(nsLoadFlags *aLoadAttributes)
+{
+	return NS_ERROR_NOT_IMPLEMENTED;
+}
+
+NS_IMETHODIMP nsMsgProtocol::SetLoadAttributes(nsLoadFlags aLoadAttributes)
+{
+	return NS_ERROR_NOT_IMPLEMENTED;
+}
+
+NS_IMETHODIMP nsMsgProtocol::GetContentType(char * *aContentType)
+{
+	*aContentType = nsCRT::strdup("message/rfc822");
+	return NS_OK;
+}
+
+NS_IMETHODIMP nsMsgProtocol::GetContentLength(PRInt32 * aContentLength)
+{
+  *aContentLength = -1;
+  return NS_OK;
+}
+
+NS_IMETHODIMP nsMsgProtocol::GetOwner(nsISupports * *aPrincipal)
+{
+	return NS_ERROR_NOT_IMPLEMENTED;
+}
+
+NS_IMETHODIMP nsMsgProtocol::SetOwner(nsISupports * aPrincipal)
+{
+	return NS_ERROR_NOT_IMPLEMENTED;
+}
+
+NS_IMETHODIMP nsMsgProtocol::GetLoadGroup(nsILoadGroup * *aLoadGroup)
+{
+	return NS_ERROR_NOT_IMPLEMENTED;
+}
+
+////////////////////////////////////////////////////////////////////////////////
+// From nsIRequest
+////////////////////////////////////////////////////////////////////////////////
+
+NS_IMETHODIMP nsMsgProtocol::IsPending(PRBool *result)
+{
+    *result = PR_TRUE;
+    return NS_OK; 
+}
+
+NS_IMETHODIMP nsMsgProtocol::Cancel()
+{
+    return NS_ERROR_NOT_IMPLEMENTED;
+}
+
+NS_IMETHODIMP nsMsgProtocol::Suspend()
+{
+    return NS_ERROR_NOT_IMPLEMENTED;
+}
+
+NS_IMETHODIMP nsMsgProtocol::Resume()
+{
+    return NS_ERROR_NOT_IMPLEMENTED;
+}

mozilla/mailnews/base/util/nsMsgProtocol.h

@@ -0,0 +1,108 @@
+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*-
+ *
+ * The contents of this file are subject to the Netscape Public License
+ * Version 1.0 (the "NPL"); you may not use this file except in
+ * compliance with the NPL.  You may obtain a copy of the NPL at
+ * http://www.mozilla.org/NPL/
+ *
+ * Software distributed under the NPL is distributed on an "AS IS" basis,
+ * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the NPL
+ * for the specific language governing rights and limitations under the
+ * NPL.
+ *
+ * The Initial Developer of this code under the NPL is Netscape
+ * Communications Corporation.  Portions created by Netscape are
+ * Copyright (C) 1998 Netscape Communications Corporation.  All Rights
+ * Reserved.
+ */
+
+#ifndef nsMsgProtocol_h__
+#define nsMsgProtocol_h__
+
+#include "nsIStreamListener.h"
+#include "nsIInputStream.h"
+#include "nsIOutputStream.h"
+#include "nsIEventQueue.h"
+#include "nsIChannel.h"
+#include "nsIURL.h"
+#include "nsILoadGroup.h"
+#include "nsCOMPtr.h"
+
+// This is a helper class used to encapsulate code shared between all of the
+// mailnews protocol objects (imap, news, pop, smtp, etc.) In particular,
+// it unifies the core networking code for the protocols. My hope is that
+// this will make unification with Necko easier as we'll only have to change
+// this class and not all of the mailnews protocols.
+class NS_MSG_BASE nsMsgProtocol : public nsIStreamListener, public nsIChannel
+{
+public:
+	nsMsgProtocol();
+	virtual ~nsMsgProtocol();
+
+	NS_DECL_ISUPPORTS
+	// nsIChannel support
+	NS_DECL_NSICHANNEL
+	NS_DECL_NSIREQUEST
+  
+  NS_DECL_NSISTREAMLISTENER
+  NS_DECL_NSISTREAMOBSERVER
+
+	// LoadUrl -- A protocol typically overrides this function, sets up any local state for the url and
+	// then calls the base class which opens the socket if it needs opened. If the socket is 
+	// already opened then we just call ProcessProtocolState to start the churning process.
+	// aConsumer is the consumer for the url. It can be null if this argument is not appropriate
+	virtual nsresult LoadUrl(nsIURI * aURL, nsISupports * aConsumer = nsnull);
+
+	virtual nsresult SetUrl(nsIURI * aURL); // sometimes we want to set the url before we load it
+	virtual nsresult SetLoadGroup(nsILoadGroup * aLoadGroup);
+
+	// Flag manipulators
+	PRBool TestFlag  (PRUint32 flag) {return flag & m_flags;}
+	void   SetFlag   (PRUint32 flag) { m_flags |= flag; }
+	void   ClearFlag (PRUint32 flag) { m_flags &= ~flag; }
+
+protected:
+	// methods for opening and closing a socket with core netlib....
+	// mscott -okay this is lame. I should break this up into a file protocol and a socket based
+	// protocool class instead of cheating and putting both methods here...
+	virtual nsresult OpenNetworkSocket(nsIURI * aURL); // open a connection on this url
+	virtual nsresult OpenFileSocket(nsIURI * aURL, const nsFileSpec * aFileSpec, PRUint32 aStartPosition, PRInt32 aReadCount); // used to open a file socket connection
+
+	// a Protocol typically overrides this method. They free any of their own connection state and then
+	// they call up into the base class to free the generic connection objects
+	virtual nsresult CloseSocket(); 
+
+	virtual nsresult SetupTransportState(); // private method used by OpenNetworkSocket and OpenFileSocket
+
+	// ProcessProtocolState - This is the function that gets churned by calls to OnDataAvailable. 
+	// As data arrives on the socket, OnDataAvailable calls ProcessProtocolState.
+	
+	virtual nsresult ProcessProtocolState(nsIURI * url, nsIInputStream * inputStream, 
+									      PRUint32 sourceOffset, PRUint32 length) = 0;
+
+	// SendData -- Writes the data contained in dataBuffer into the current output stream. 
+	// It also informs the transport layer that this data is now available for transmission.
+	// Returns a positive number for success, 0 for failure (not all the bytes were written to the
+	// stream, etc). 
+	virtual PRInt32 SendData(nsIURI * aURL, const char * dataBuffer);
+
+	// Ouput stream for writing commands to the socket
+	nsCOMPtr<nsIChannel>		m_channel; 
+	nsCOMPtr<nsIOutputStream>	m_outputStream;   // this will be obtained from the transport interface
+
+	PRBool	  m_socketIsOpen; // mscott: we should look into keeping this state in the nsSocketTransport...
+							  // I'm using it to make sure I open the socket the first time a URL is loaded into the connection
+	PRUint32	m_flags; // used to store flag information
+	PRUint32	m_startPosition;
+	PRInt32		m_readCount;
+
+	nsFileSpec	m_tempMsgFileSpec;  // we currently have a hack where displaying a msg involves writing it to a temp file first
+
+	// the following is a catch all for nsIChannel related data
+	nsCOMPtr<nsIURI>  m_url; // the running url
+	nsCOMPtr<nsIStreamListener> m_channelListener;
+	nsCOMPtr<nsISupports>		m_channelContext;
+	nsCOMPtr<nsILoadGroup>		m_loadGroup;
+};
+
+#endif /* nsMsgProtocol_h__ */

mozilla/mailnews/base/util/nsMsgTxn.cpp

@@ -0,0 +1,99 @@
+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*-
+ *
+ * The contents of this file are subject to the Netscape Public License
+ * Version 1.0 (the "NPL"); you may not use this file except in
+ * compliance with the NPL.  You may obtain a copy of the NPL at
+ * http://www.mozilla.org/NPL/
+ *
+ * Software distributed under the NPL is distributed on an "AS IS" basis,
+ * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the NPL
+ * for the specific language governing rights and limitations under the
+ * NPL.
+ *
+ * The Initial Developer of this code under the NPL is Netscape
+ * Communications Corporation.  Portions created by Netscape are
+ * Copyright (C) 1998, 1999 Netscape Communications Corporation.  All Rights
+ * Reserved.
+ */
+
+#include "nsMsgTxn.h"
+static NS_DEFINE_IID(kISupportsIID, NS_ISUPPORTS_IID);
+static NS_DEFINE_IID(kITransactionIID, NS_ITRANSACTION_IID);
+
+NS_IMPL_ADDREF(nsMsgTxn)
+NS_IMPL_RELEASE(nsMsgTxn)
+
+// note that aEditor is not refcounted
+nsMsgTxn::nsMsgTxn()
+{
+  NS_INIT_REFCNT();
+}
+
+nsMsgTxn::~nsMsgTxn()
+{
+}
+
+NS_IMETHODIMP nsMsgTxn::Do(void)
+{
+  return NS_OK;
+}
+
+NS_IMETHODIMP nsMsgTxn::GetIsTransient(PRBool *aIsTransient)
+{
+  if (nsnull!=aIsTransient)
+    *aIsTransient = PR_FALSE;
+  else
+	  return NS_ERROR_NULL_POINTER;
+  return NS_OK;
+}
+
+NS_IMETHODIMP nsMsgTxn::Merge(PRBool *aDidMerge, nsITransaction *aTransaction)
+{
+  return NS_ERROR_NOT_IMPLEMENTED;
+}
+
+NS_IMETHODIMP nsMsgTxn::Write(nsIOutputStream *aOutputStream)
+{
+  return NS_ERROR_NOT_IMPLEMENTED;
+}
+
+NS_IMETHODIMP nsMsgTxn::GetUndoString(nsString *aString)
+{
+  if (nsnull!=aString)
+    *aString="Undo";
+  else
+	  return NS_ERROR_NULL_POINTER;
+  return NS_OK;
+}
+
+NS_IMETHODIMP nsMsgTxn::GetRedoString(nsString *aString)
+{
+  if (nsnull!=aString)
+    *aString="Redo";
+  else
+	  return NS_ERROR_NULL_POINTER;
+  return NS_OK;
+}
+
+NS_IMETHODIMP
+nsMsgTxn::QueryInterface(REFNSIID aIID, void** aInstancePtr)
+{
+  if (NULL == aInstancePtr) {
+    return NS_ERROR_NULL_POINTER;
+  }
+  if (aIID.Equals(kISupportsIID)) {
+    *aInstancePtr = (void*)(nsISupports*)this;
+    NS_ADDREF_THIS();
+    return NS_OK;
+  }
+  if (aIID.Equals(kITransactionIID)) {
+    *aInstancePtr = (void*)(nsITransaction*)this;
+    NS_ADDREF_THIS();
+    return NS_OK;
+  }
+  *aInstancePtr = 0;
+  return NS_NOINTERFACE;
+}
+
+
+

mozilla/mailnews/base/util/nsMsgTxn.h

@@ -0,0 +1,57 @@
+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*-
+ *
+ * The contents of this file are subject to the Netscape Public License
+ * Version 1.0 (the "NPL"); you may not use this file except in
+ * compliance with the NPL.  You may obtain a copy of the NPL at
+ * http://www.mozilla.org/NPL/
+ *
+ * Software distributed under the NPL is distributed on an "AS IS" basis,
+ * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the NPL
+ * for the specific language governing rights and limitations under the
+ * NPL.
+ *
+ * The Initial Developer of this code under the NPL is Netscape
+ * Communications Corporation.  Portions created by Netscape are
+ * Copyright (C) 1998, 1999 Netscape Communications Corporation.  All Rights
+ * Reserved.
+ */
+
+#ifndef nsMsgTxn_h__
+#define nsMsgTxn_h__
+
+#include "nsITransaction.h"
+#include "msgCore.h"
+
+#define NS_MESSAGETRANSACTION_IID \
+{ /* da621b30-1efc-11d3-abe4-00805f8ac968 */ \
+    0xda621b30, 0x1efc, 0x11d3, \
+	{ 0xab, 0xe4, 0x00, 0x80, 0x5f, 0x8a, 0xc9, 0x68 } }
+/**
+ * base class for all message undo/redo transactions.
+ */
+class NS_MSG_BASE nsMsgTxn : public nsITransaction
+{
+    NS_DECL_ISUPPORTS 
+
+    nsMsgTxn();
+    virtual ~nsMsgTxn();
+
+    NS_IMETHOD Do(void);
+    
+    NS_IMETHOD Undo(void) = 0;
+    
+    NS_IMETHOD Redo(void) = 0;
+    
+    NS_IMETHOD GetIsTransient(PRBool *aIsTransient);
+
+    NS_IMETHOD Merge(PRBool *aDidMerge, nsITransaction *aTransaction);
+
+    NS_IMETHOD Write(nsIOutputStream *aOutputStream);
+
+    NS_IMETHOD GetUndoString(nsString *aString);
+
+    NS_IMETHOD GetRedoString(nsString *aString);
+
+};
+
+#endif

mozilla/mailnews/base/util/nsMsgUtils.cpp

@@ -0,0 +1,326 @@
+/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*-
+ *
+ * The contents of this file are subject to the Netscape Public License
+ * Version 1.0 (the "NPL"); you may not use this file except in
+ * compliance with the NPL.  You may obtain a copy of the NPL at
+ * http://www.mozilla.org/NPL/
+ *
+ * Software distributed under the NPL is distributed on an "AS IS" basis,
+ * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the NPL
+ * for the specific language governing rights and limitations under the
+ * NPL.
+ *
+ * The Initial Developer of this code under the NPL is Netscape
+ * Communications Corporation.  Portions created by Netscape are
+ * Copyright (C) 1999 Netscape Communications Corporation.  All Rights
+ * Reserved.
+ */
+
+#include "msgCore.h"
+#include "nsIMessage.h"
+#include "nsIMsgHdr.h"
+#include "nsMsgUtils.h"
+#include "nsString.h"
+#include "nsFileSpec.h"
+#include "nsIServiceManager.h"
+#include "nsCOMPtr.h"
+#include "nsString.h"
+#include "nsIImapUrl.h"
+#include "nsIMailboxUrl.h"
+#include "nsINntpUrl.h"
+#include "nsMsgNewsCID.h"
+#include "nsMsgLocalCID.h"
+#include "nsMsgBaseCID.h"
+#include "nsMsgImapCID.h"
+
+static NS_DEFINE_CID(kImapUrlCID, NS_IMAPURL_CID);
+static NS_DEFINE_CID(kCMailboxUrl, NS_MAILBOXURL_CID);
+static NS_DEFINE_CID(kCNntpUrlCID, NS_NNTPURL_CID);
+
+#if defined(DEBUG_sspitzer_) || defined(DEBUG_seth_)
+#define DEBUG_NS_MsgHashIfNecessary 1
+#endif
+
+nsresult GetMessageServiceProgIDForURI(const char *uri, nsString &progID)
+{
+
+	nsresult rv = NS_OK;
+	//Find protocol
+	nsString uriStr = uri;
+	PRInt32 pos = uriStr.FindChar(':');
+	if(pos == -1)
+		return NS_ERROR_FAILURE;
+	nsString protocol;
+	uriStr.Left(protocol, pos);
+
+	//Build message service progid
+	progID = "component://netscape/messenger/messageservice;type=";
+	progID += protocol;
+
+	return rv;
+}
+
+nsresult GetMessageServiceFromURI(const char *uri, nsIMsgMessageService **messageService)
+{
+
+	nsAutoString progID;
+	nsresult rv;
+
+	rv = GetMessageServiceProgIDForURI(uri, progID);
+
+	if(NS_SUCCEEDED(rv))
+	{
+		rv = nsServiceManager::GetService((const char *) nsCAutoString(progID), nsCOMTypeInfo<nsIMsgMessageService>::GetIID(),
+		           (nsISupports**)messageService, nsnull);
+	}
+
+	return rv;
+}
+
+
+nsresult ReleaseMessageServiceFromURI(const char *uri, nsIMsgMessageService *messageService)
+{
+	nsAutoString progID;
+	nsresult rv;
+
+	rv = GetMessageServiceProgIDForURI(uri, progID);
+	if(NS_SUCCEEDED(rv))
+		rv = nsServiceManager::ReleaseService(nsCAutoString(progID), messageService);
+	return rv;
+}
+
+
+nsresult CreateStartupUrl(char *uri, nsIURI** aUrl)
+{
+    nsresult rv = NS_ERROR_NULL_POINTER;
+    if (!uri || !*uri || !aUrl) return rv;
+    *aUrl = nsnull;
+    if (PL_strncasecmp(uri, "imap", 4) == 0)
+    {
+        nsCOMPtr<nsIImapUrl> imapUrl;
+        rv = nsComponentManager::CreateInstance(kImapUrlCID, nsnull,
+                                                nsIImapUrl::GetIID(),
+                                                getter_AddRefs(imapUrl));
+        if (NS_SUCCEEDED(rv) && imapUrl)
+            rv = imapUrl->QueryInterface(nsCOMTypeInfo<nsIURI>::GetIID(),
+                                         (void**) aUrl);
+    }
+    else if (PL_strncasecmp(uri, "mailbox", 7) == 0)
+    {
+        nsCOMPtr<nsIMailboxUrl> mailboxUrl;
+        rv = nsComponentManager::CreateInstance(kCMailboxUrl, nsnull,
+                                                nsIMailboxUrl::GetIID(),
+                                                getter_AddRefs(mailboxUrl));
+        if (NS_SUCCEEDED(rv) && mailboxUrl)
+            rv = mailboxUrl->QueryInterface(nsCOMTypeInfo<nsIURI>::GetIID(),
+                                            (void**) aUrl);
+    }
+    else if (PL_strncasecmp(uri, "news", 4) == 0)
+    {
+        nsCOMPtr<nsINntpUrl> nntpUrl;
+        rv = nsComponentManager::CreateInstance(kCNntpUrlCID, nsnull,
+                                                nsINntpUrl::GetIID(),
+                                                getter_AddRefs(nntpUrl));
+        if (NS_SUCCEEDED(rv) && nntpUrl)
+            rv = nntpUrl->QueryInterface(nsCOMTypeInfo<nsIURI>::GetIID(),
+                                         (void**) aUrl);
+    }
+    if (*aUrl)
+        (*aUrl)->SetSpec(uri);
+    return rv;
+}
+
+
+NS_IMPL_ISUPPORTS(nsMessageFromMsgHdrEnumerator, nsCOMTypeInfo<nsISimpleEnumerator>::GetIID())
+
+nsMessageFromMsgHdrEnumerator::nsMessageFromMsgHdrEnumerator(nsISimpleEnumerator *srcEnumerator,
+															 nsIMsgFolder *folder)
+{
+    NS_INIT_REFCNT();
+
+	mSrcEnumerator = dont_QueryInterface(srcEnumerator);
+	mFolder = dont_QueryInterface(folder);
+
+}
+
+nsMessageFromMsgHdrEnumerator::~nsMessageFromMsgHdrEnumerator()
+{
+	//member variables are nsCOMPtr's
+}
+
+
+NS_IMETHODIMP nsMessageFromMsgHdrEnumerator::GetNext(nsISupports **aItem)
+{
+	nsCOMPtr<nsISupports> currentItem;
+	nsCOMPtr<nsIMsgDBHdr> msgDBHdr;
+	nsCOMPtr<nsIMessage> message;
+	nsresult rv;
+
+	rv = mSrcEnumerator->GetNext(getter_AddRefs(currentItem));
+	if(NS_SUCCEEDED(rv))
+	{
+		msgDBHdr = do_QueryInterface(currentItem, &rv);
+	}
+
+	if(NS_SUCCEEDED(rv))
+	{
+		rv = mFolder->CreateMessageFromMsgDBHdr(msgDBHdr, getter_AddRefs(message));
+	}
+
+	if(NS_SUCCEEDED(rv))
+	{
+		currentItem = do_QueryInterface(message, &rv);
+		*aItem = currentItem;
+		NS_IF_ADDREF(*aItem);
+	}
+
+	NS_ASSERTION(NS_SUCCEEDED(rv),"getnext shouldn't fail");
+	return rv;
+}
+
+NS_IMETHODIMP nsMessageFromMsgHdrEnumerator::HasMoreElements(PRBool *aResult)
+{
+	return mSrcEnumerator->HasMoreElements(aResult);
+}
+
+nsresult NS_NewMessageFromMsgHdrEnumerator(nsISimpleEnumerator *srcEnumerator,
+										   nsIMsgFolder *folder,	
+										   nsMessageFromMsgHdrEnumerator **messageEnumerator)
+{
+	if(!messageEnumerator)
+		return NS_ERROR_NULL_POINTER;
+
+	*messageEnumerator =	new nsMessageFromMsgHdrEnumerator(srcEnumerator, folder);
+
+	if(!messageEnumerator)
+		return NS_ERROR_OUT_OF_MEMORY;
+
+	NS_ADDREF(*messageEnumerator);
+	return NS_OK;
+
+}
+
+// Where should this live? It's a utility used to convert a string priority, e.g., "High, Low, Normal" to an enum.
+// Perhaps we should have an interface that groups together all these utilities...
+nsresult NS_MsgGetPriorityFromString(const char *priority, nsMsgPriority *outPriority)
+{
+	if (!outPriority)
+		return NS_ERROR_NULL_POINTER;
+
+	nsMsgPriority retPriority = nsMsgPriorityNormal;
+
+	if (PL_strcasestr(priority, "Normal") != NULL)
+		retPriority = nsMsgPriorityNormal;
+	else if (PL_strcasestr(priority, "Lowest") != NULL)
+		retPriority = nsMsgPriorityLowest;
+	else if (PL_strcasestr(priority, "Highest") != NULL)
+		retPriority = nsMsgPriorityHighest;
+	else if (PL_strcasestr(priority, "High") != NULL || 
+			 PL_strcasestr(priority, "Urgent") != NULL)
+		retPriority = nsMsgPriorityHigh;
+	else if (PL_strcasestr(priority, "Low") != NULL ||
+			 PL_strcasestr(priority, "Non-urgent") != NULL)
+		retPriority = nsMsgPriorityLow;
+	else if (PL_strcasestr(priority, "1") != NULL)
+		retPriority = nsMsgPriorityHighest;
+	else if (PL_strcasestr(priority, "2") != NULL)
+		retPriority = nsMsgPriorityHigh;
+	else if (PL_strcasestr(priority, "3") != NULL)
+		retPriority = nsMsgPriorityNormal;
+	else if (PL_strcasestr(priority, "4") != NULL)
+		retPriority = nsMsgPriorityLow;
+	else if (PL_strcasestr(priority, "5") != NULL)
+	    retPriority = nsMsgPriorityLowest;
+	else
+		retPriority = nsMsgPriorityNormal;
+	*outPriority = retPriority;
+	return NS_OK;
+		//return nsMsgNoPriority;
+}
+
+
+nsresult NS_MsgGetUntranslatedPriorityName (nsMsgPriority p, nsString *outName)
+{
+	if (!outName)
+		return NS_ERROR_NULL_POINTER;
+	switch (p)
+	{
+	case nsMsgPriorityNotSet:
+	case nsMsgPriorityNone:
+		*outName = "None";
+		break;
+	case nsMsgPriorityLowest:
+		*outName = "Lowest";
+		break;
+	case nsMsgPriorityLow:
+		*outName = "Low";
+		break;
+	case nsMsgPriorityNormal:
+		*outName = "Normal";
+		break;
+	case nsMsgPriorityHigh:
+		*outName = "High";
+		break;
+	case nsMsgPriorityHighest:
+		*outName = "Highest";
+		break;
+	default:
+		NS_ASSERTION(PR_FALSE, "invalid priority value");
+	}
+	return NS_OK;
+}
+
+/* this used to be XP_StringHash2 from xp_hash.c */
+/* phong's linear congruential hash  */
+static PRUint32 StringHash(const char *ubuf)
+{
+  unsigned char * buf = (unsigned char*) ubuf;
+  PRUint32 h=1;
+  while(*buf) {
+    h = 0x63c63cd9*h + 0x9c39c33d + (int32)*buf;
+    buf++;
+  }
+  return h;
+}
+
+nsresult NS_MsgHashIfNecessary(nsCAutoString &name)
+{
+#if defined(XP_WIN16) || defined(XP_OS2)
+  const PRUint32 MAX_LEN = 8;
+#elif defined(XP_MAC)
+  const PRUint32 MAX_LEN = 25;
+#elif defined(XP_UNIX) || defined(XP_PC) || defined(XP_BEOS)
+  const PRUint32 MAX_LEN = 55;
+#else
+#error need_to_define_your_max_filename_length
+#endif
+  nsCAutoString str(name);
+
+#ifdef DEBUG_NS_MsgHashIfNecessary
+  printf("in: %s\n",str.GetBuffer());
+#endif
+
+  // Given a name, use either that name, if it fits on our
+  // filesystem, or a hashified version of it, if the name is too
+  // long to fit.
+  char hashedname[MAX_LEN + 1];
+  PRBool needshash = PL_strlen(str.GetBuffer()) > MAX_LEN;
+#if defined(XP_WIN16)  || defined(XP_OS2)
+  if (!needshash) {
+    needshash = PL_strchr(str.GetBuffer(), '.') != NULL ||
+      PL_strchr(str.GetBuffer(), ':') != NULL;
+  }
+#endif
+  PL_strncpy(hashedname, str.GetBuffer(), MAX_LEN + 1);
+  if (needshash) {
+    PR_snprintf(hashedname + MAX_LEN - 8, 9, "%08lx",
+                (unsigned long) StringHash(str.GetBuffer()));
+  }
+  name = hashedname;
+#ifdef DEBUG_NS_MsgHashIfNecessary
+  printf("out: %s\n",hashedname);
+#endif
+  
+  return NS_OK;
+}
+

mozilla/mailnews/base/util/nsMsgUtils.h

@@ -0,0 +1,67 @@
+/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*-
+ *
+ * The contents of this file are subject to the Netscape Public License
+ * Version 1.0 (the "NPL"); you may not use this file except in
+ * compliance with the NPL.  You may obtain a copy of the NPL at
+ * http://www.mozilla.org/NPL/
+ *
+ * Software distributed under the NPL is distributed on an "AS IS" basis,
+ * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the NPL
+ * for the specific language governing rights and limitations under the
+ * NPL.
+ *
+ * The Initial Developer of this code under the NPL is Netscape
+ * Communications Corporation.  Portions created by Netscape are
+ * Copyright (C) 1999 Netscape Communications Corporation.  All Rights
+ * Reserved.
+ */
+
+#ifndef _NSMSGUTILS_H
+#define _NSMSGUTILS_H
+
+#include "nsIURL.h"
+#include "nsIMsgMessageService.h"
+#include "nsString.h"
+#include "nsIEnumerator.h"
+#include "nsIMsgFolder.h"
+#include "msgCore.h"
+#include "nsCOMPtr.h"
+
+//These are utility functions that can used throughout the mailnews code
+
+//Utilities for getting a message service.
+NS_MSG_BASE nsresult GetMessageServiceProgIDForURI(const char *uri, nsString &progID);
+//Use ReleaseMessageServiceFromURI to release the service.
+NS_MSG_BASE nsresult GetMessageServiceFromURI(const char *uri, nsIMsgMessageService **messageService);
+NS_MSG_BASE nsresult ReleaseMessageServiceFromURI(const char *uri, nsIMsgMessageService *messageService);
+
+NS_MSG_BASE nsresult CreateStartupUrl(char *uri, nsIURI** aUrl);
+
+//An enumerator for converting nsIMsgHdrs to nsIMessages.
+class NS_MSG_BASE nsMessageFromMsgHdrEnumerator: public nsISimpleEnumerator
+{
+protected:
+	nsCOMPtr<nsISimpleEnumerator> mSrcEnumerator;
+	nsCOMPtr<nsIMsgFolder> mFolder;
+
+public:
+	NS_DECL_ISUPPORTS
+	nsMessageFromMsgHdrEnumerator(nsISimpleEnumerator *srcEnumerator, nsIMsgFolder *folder);
+	nsMessageFromMsgHdrEnumerator(){} //Default constructor that does nothing so nsComPtr will work.
+	virtual ~nsMessageFromMsgHdrEnumerator();
+
+  NS_DECL_NSISIMPLEENUMERATOR
+};
+
+NS_MSG_BASE nsresult NS_NewMessageFromMsgHdrEnumerator(nsISimpleEnumerator *srcEnumerator,
+										   nsIMsgFolder *folder,	
+										   nsMessageFromMsgHdrEnumerator **messageEnumerator);
+
+NS_MSG_BASE nsresult NS_MsgGetPriorityFromString(const char *priority, nsMsgPriority *outPriority);
+
+NS_MSG_BASE nsresult NS_MsgGetUntranslatedPriorityName (nsMsgPriority p, nsString *outName);
+
+NS_MSG_BASE nsresult NS_MsgHashIfNecessary(nsCAutoString &name);
+
+#endif
+

mozilla/mailnews/base/util/nsNewsSummarySpec.cpp

@@ -0,0 +1,71 @@
+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*-
+ *
+ * The contents of this file are subject to the Netscape Public License
+ * Version 1.0 (the "NPL"); you may not use this file except in
+ * compliance with the NPL.  You may obtain a copy of the NPL at
+ * http://www.mozilla.org/NPL/
+ *
+ * Software distributed under the NPL is distributed on an "AS IS" basis,
+ * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the NPL
+ * for the specific language governing rights and limitations under the
+ * NPL.
+ *
+ * The Initial Developer of this code under the NPL is Netscape
+ * Communications Corporation.  Portions created by Netscape are
+ * Copyright (C) 1999 Netscape Communications Corporation.  All Rights
+ * Reserved.
+ */
+
+#include "nsNewsSummarySpec.h"
+#include "plstr.h"
+#include "nsString.h"
+
+MOZ_DECL_CTOR_COUNTER(nsNewsSummarySpec);
+
+nsNewsSummarySpec::~nsNewsSummarySpec()
+{
+	MOZ_COUNT_DTOR(nsNewsSummarySpec);
+}
+
+nsNewsSummarySpec::nsNewsSummarySpec()
+{
+	MOZ_COUNT_CTOR(nsNewsSummarySpec);
+}
+
+nsNewsSummarySpec::nsNewsSummarySpec(const char *folderPath)
+  : nsFileSpec(folderPath)
+{
+	MOZ_COUNT_CTOR(nsNewsSummarySpec);
+	CreateSummaryFileName();
+}
+
+nsNewsSummarySpec::nsNewsSummarySpec(const nsFileSpec& inFolderPath)
+: nsFileSpec(inFolderPath)
+{
+	MOZ_COUNT_CTOR(nsNewsSummarySpec);
+	CreateSummaryFileName();
+}
+
+nsNewsSummarySpec::nsNewsSummarySpec(const nsFilePath &inFolderPath) : nsFileSpec(inFolderPath)
+{
+	MOZ_COUNT_CTOR(nsNewsSummarySpec);
+	CreateSummaryFileName();
+}
+
+void nsNewsSummarySpec::SetFolderName(const char *folderPath)
+{
+	*this = folderPath;
+}
+
+void nsNewsSummarySpec::CreateSummaryFileName()
+{
+	char *leafName = GetLeafName();
+
+    nsCAutoString fullLeafName((const char*)leafName);
+
+	// Append .msf (message summary file) 
+	fullLeafName += ".msf";	
+
+	SetLeafName(fullLeafName.GetBuffer());
+	PL_strfree(leafName);
+}

mozilla/mailnews/base/util/nsNewsSummarySpec.h

@@ -0,0 +1,45 @@
+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*-
+ *
+ * The contents of this file are subject to the Netscape Public License
+ * Version 1.0 (the "NPL"); you may not use this file except in
+ * compliance with the NPL.  You may obtain a copy of the NPL at
+ * http://www.mozilla.org/NPL/
+ *
+ * Software distributed under the NPL is distributed on an "AS IS" basis,
+ * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the NPL
+ * for the specific language governing rights and limitations under the
+ * NPL.
+ *
+ * The Initial Developer of this code under the NPL is Netscape
+ * Communications Corporation.  Portions created by Netscape are
+ * Copyright (C) 1999 Netscape Communications Corporation.  All Rights
+ * Reserved.
+ */
+
+#ifndef _nsNewsSummarySpec_H
+#define _nsNewsSummarySpec_H
+
+#include "nsFileSpec.h"
+#include "msgCore.h"
+
+// Class to name a summary file for a newsgroup,
+// given a full folder file spec. 
+// Note this class expects the invoking code to fully specify the folder path. 
+// This class does NOT prepend the local folder directory, or put .sbd on the containing
+// directory names.
+class NS_MSG_BASE nsNewsSummarySpec : public nsFileSpec
+{
+public:
+  nsNewsSummarySpec();
+  nsNewsSummarySpec(const char *folderPath);
+  nsNewsSummarySpec(const nsFileSpec& inFolderPath);
+  nsNewsSummarySpec(const nsFilePath &inFolderPath);
+  ~nsNewsSummarySpec();
+  void SetFolderName(const char *folderPath);
+
+protected:
+  void	CreateSummaryFileName();
+  
+};
+
+#endif /* _nsNewsSummarySpec_H */

mozilla/mailnews/base/util/nsUInt32Array.cpp

@@ -0,0 +1,277 @@
+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*-
+ *
+ * The contents of this file are subject to the Netscape Public License
+ * Version 1.0 (the "NPL"); you may not use this file except in
+ * compliance with the NPL.  You may obtain a copy of the NPL at
+ * http://www.mozilla.org/NPL/
+ *
+ * Software distributed under the NPL is distributed on an "AS IS" basis,
+ * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the NPL
+ * for the specific language governing rights and limitations under the
+ * NPL.
+ *
+ * The Initial Developer of this code under the NPL is Netscape
+ * Communications Corporation.  Portions created by Netscape are
+ * Copyright (C) 1998 Netscape Communications Corporation.  All Rights
+ * Reserved.
+ */
+
+#include "msgCore.h"    // precompiled header...
+#include "prlog.h"
+
+#include "MailNewsTypes.h"
+#include "nsUInt32Array.h"
+#include "nsQuickSort.h"
+
+MOZ_DECL_CTOR_COUNTER(nsUInt32Array);
+
+nsUInt32Array::nsUInt32Array()
+{
+	MOZ_COUNT_CTOR(nsUInt32Array);
+	m_nSize = 0;
+	m_nMaxSize = 0;
+	m_nGrowBy = 0;
+	m_pData = NULL;
+}
+
+nsUInt32Array::~nsUInt32Array()
+{
+	MOZ_COUNT_DTOR(nsUInt32Array);
+	SetSize(0);
+}
+
+/////////////////////////////////////////////////////////////////////////////
+
+PRUint32 nsUInt32Array::GetSize() const
+{
+	return m_nSize;
+}
+
+PRBool nsUInt32Array::SetSize(PRUint32 nSize,
+                              PRBool adjustGrowth,
+                              PRUint32 nGrowBy)
+{
+	if (adjustGrowth)
+		m_nGrowBy = nGrowBy;
+
+#ifdef MAX_ARR_ELEMS
+	if (nSize > MAX_ARR_ELEMS);
+	{
+		PR_ASSERT(nSize <= MAX_ARR_ELEMS); // Will fail
+		return PR_FALSE;
+	}
+#endif
+
+	if (nSize == 0)
+	{
+		// Remove all elements
+		PR_Free(m_pData);
+		m_nSize = 0;
+		m_nMaxSize = 0;
+		m_pData = NULL;
+	}
+	else if (m_pData == NULL)
+	{
+		// Create a new array
+		m_nMaxSize = PR_MAX(8, nSize);
+		m_pData = (PRUint32 *)PR_Calloc(1, m_nMaxSize * sizeof(PRUint32));
+		if (m_pData)
+			m_nSize = nSize;
+		else
+			m_nSize = m_nMaxSize = 0;
+	}
+	else if (nSize <= m_nMaxSize)
+	{
+		// The new size is within the current maximum size, make sure new
+		// elements are to initialized to zero
+		if (nSize > m_nSize)
+			nsCRT::memset(&m_pData[m_nSize], 0, (nSize - m_nSize) * sizeof(PRUint32));
+
+		m_nSize = nSize;
+	}
+	else
+	{
+		// The array needs to grow, figure out how much
+		PRUint32 nMaxSize;
+		nGrowBy  = PR_MAX(m_nGrowBy, PR_MIN(1024, PR_MAX(8, m_nSize / 8)));
+		nMaxSize = PR_MAX(nSize, m_nMaxSize + nGrowBy);
+#ifdef MAX_ARR_ELEMS
+		nMaxSize = PR_MIN(MAX_ARR_ELEMS, nMaxSize);
+#endif
+
+		PRUint32 *pNewData = (PRUint32 *)PR_Malloc(nMaxSize * sizeof(PRUint32));
+		if (pNewData)
+		{
+			// Copy the data from the old array to the new one
+			nsCRT::memcpy(pNewData, m_pData, m_nSize * sizeof(PRUint32));
+
+			// Zero out the remaining elements
+			nsCRT::memset(&pNewData[m_nSize], 0, (nSize - m_nSize) * sizeof(PRUint32));
+			m_nSize = nSize;
+			m_nMaxSize = nMaxSize;
+
+			// Free the old array
+			PR_Free(m_pData);
+			m_pData = pNewData;
+		}
+	}
+
+	return nSize == m_nSize;
+}
+
+/////////////////////////////////////////////////////////////////////////////
+
+PRUint32 &nsUInt32Array::ElementAt(PRUint32 nIndex)
+{
+	PR_ASSERT(nIndex < m_nSize);
+	return m_pData[nIndex];
+}
+
+PRUint32 nsUInt32Array::GetAt(PRUint32 nIndex) const
+{
+	PR_ASSERT(nIndex < m_nSize);
+	return m_pData[nIndex];
+}
+
+PRUint32 *nsUInt32Array::GetData() 
+{
+	return m_pData;
+}
+
+void nsUInt32Array::SetAt(PRUint32 nIndex, PRUint32 newElement)
+{
+	PR_ASSERT(nIndex < m_nSize);
+	m_pData[nIndex] = newElement;
+}
+
+/////////////////////////////////////////////////////////////////////////////
+
+PRUint32 nsUInt32Array::Add(PRUint32 newElement)
+{
+	PRUint32 nIndex = m_nSize;
+
+#ifdef MAX_ARR_ELEMS
+	if (nIndex >= MAX_ARR_ELEMS) 
+		return -1;	     
+#endif			
+
+	SetAtGrow(nIndex, newElement);
+	return nIndex;
+}
+
+PRUint32 nsUInt32Array::Add(PRUint32 *elementPtr, PRUint32 numElements) 
+{ 
+	if (SetSize(m_nSize + numElements))
+		nsCRT::memcpy(m_pData + m_nSize, elementPtr, numElements * sizeof(PRUint32)); 
+
+	return m_nSize; 
+} 
+
+PRUint32 *nsUInt32Array::CloneData() 
+{ 
+	PRUint32 *copyOfData = (PRUint32 *)PR_Malloc(m_nSize * sizeof(PRUint32)); 
+	if (copyOfData) 
+		nsCRT::memcpy(copyOfData, m_pData, m_nSize * sizeof(PRUint32)); 
+
+	return copyOfData; 
+} 
+
+void nsUInt32Array::InsertAt(PRUint32 nIndex, PRUint32 newElement, PRUint32 nCount)
+{
+	PR_ASSERT(nCount > 0);
+
+	if (nIndex >= m_nSize)
+	{
+		// If the new element is after the end of the array, grow the array
+		SetSize(nIndex + nCount);
+	}
+	else
+	{
+		// The element is being insert inside the array
+		int nOldSize = m_nSize;
+		SetSize(m_nSize + nCount);
+
+		// Move the data after the insertion point
+		nsCRT::memmove(&m_pData[nIndex + nCount], &m_pData[nIndex],
+			       (nOldSize - nIndex) * sizeof(PRUint32));
+	}
+
+	// Insert the new elements
+	PR_ASSERT(nIndex + nCount <= m_nSize);
+	while (nCount--)
+		m_pData[nIndex++] = newElement;
+}
+
+void nsUInt32Array::InsertAt(PRUint32 nStartIndex, const nsUInt32Array *pNewArray)
+{
+	PR_ASSERT(pNewArray != NULL);
+
+	if (pNewArray->GetSize() > 0)
+	{
+		InsertAt(nStartIndex, pNewArray->GetAt(0), pNewArray->GetSize());
+		for (PRUint32 i = 1; i < pNewArray->GetSize(); i++)
+			m_pData[nStartIndex + i] = pNewArray->GetAt(i);
+	}
+}
+
+void nsUInt32Array::RemoveAll()
+{
+	SetSize(0);
+}
+
+void nsUInt32Array::RemoveAt(PRUint32 nIndex, PRUint32 nCount)
+{
+	PR_ASSERT(nIndex + nCount <= m_nSize);
+
+	if (nCount > 0)
+	{
+		// Make sure not to overstep the end of the array
+		int nMoveCount = m_nSize - (nIndex + nCount);
+		if (nCount && nMoveCount)
+			nsCRT::memmove(&m_pData[nIndex], &m_pData[nIndex + nCount],
+		               nMoveCount * sizeof(PRUint32));
+
+		m_nSize -= nCount;
+	}
+}
+
+void nsUInt32Array::SetAtGrow(PRUint32 nIndex, PRUint32 newElement)
+{
+	if (nIndex >= m_nSize)
+		SetSize(nIndex+1);
+	m_pData[nIndex] = newElement;
+}
+
+/////////////////////////////////////////////////////////////////////////////
+
+void nsUInt32Array::CopyArray(nsUInt32Array *oldA)
+{
+	CopyArray(*oldA);
+}
+
+void nsUInt32Array::CopyArray(nsUInt32Array &oldA)
+{
+	if (m_pData)
+		PR_Free(m_pData);
+	m_nSize = oldA.m_nSize;
+	m_nMaxSize = oldA.m_nMaxSize;
+	m_pData = (PRUint32 *)PR_Malloc(m_nSize * sizeof(PRUint32));
+	if (m_pData)
+		nsCRT::memcpy(m_pData, oldA.m_pData, m_nSize * sizeof(PRUint32));
+}
+
+/////////////////////////////////////////////////////////////////////////////
+
+static int CompareDWord (const void *v1, const void *v2, void *)
+{
+	// QuickSort callback to compare array values
+	PRUint32 i1 = *(PRUint32 *)v1;
+	PRUint32 i2 = *(PRUint32 *)v2;
+	return i1 - i2;
+}
+
+void nsUInt32Array::QuickSort (int (*compare) (const void *elem1, const void *elem2, void *data))
+{
+	if (m_nSize > 1)
+		NS_QuickSort(m_pData, m_nSize, sizeof(void*), compare ? compare : CompareDWord, nsnull);
+}

mozilla/mailnews/base/util/nsUInt32Array.h

@@ -0,0 +1,73 @@
+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*-
+ *
+ * The contents of this file are subject to the Netscape Public License
+ * Version 1.0 (the "NPL"); you may not use this file except in
+ * compliance with the NPL.  You may obtain a copy of the NPL at
+ * http://www.mozilla.org/NPL/
+ *
+ * Software distributed under the NPL is distributed on an "AS IS" basis,
+ * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the NPL
+ * for the specific language governing rights and limitations under the
+ * NPL.
+ *
+ * The Initial Developer of this code under the NPL is Netscape
+ * Communications Corporation.  Portions created by Netscape are
+ * Copyright (C) 1998 Netscape Communications Corporation.  All Rights
+ * Reserved.
+ */
+#ifndef _nsUInt32Array_H_
+#define _nsUInt32Array_H_
+
+#include "nscore.h"
+#include "nsCRT.h"
+#include "prmem.h"
+#include "msgCore.h"
+
+class NS_MSG_BASE nsUInt32Array
+{
+public:
+	// Construction/destruction
+    nsUInt32Array();
+    virtual ~nsUInt32Array();
+
+	// State/attribute member functions
+	PRUint32          GetSize() const;
+	PRBool            SetSize(PRUint32 nNewSize, PRBool AdjustGrowth=PR_FALSE, PRUint32 nGrowBy = 0);
+
+	// Accessor member functions
+	PRUint32            &ElementAt(PRUint32 nIndex);
+	PRUint32             GetAt(PRUint32 nIndex) const;
+	PRUint32            *GetData();
+	void               SetAt(PRUint32 nIndex, PRUint32 newElement);
+
+	// Insertion/deletion member functions
+	PRUint32			Add(PRUint32 newElement);
+	PRUint32           Add(PRUint32 *elementPtr, PRUint32 numElements); 
+	void	           InsertAt(PRUint32 nIndex, PRUint32 newElement, PRUint32 nCount = 1);
+	void               InsertAt(PRUint32 nStartIndex, const nsUInt32Array *pNewArray);
+	void               RemoveAll();
+	void               RemoveAt(PRUint32 nIndex, PRUint32 nCount = 1);
+	void               SetAtGrow(PRUint32 nIndex, PRUint32 newElement);
+
+	// Sorting member functions
+	void               QuickSort(int (*compare) (const void *elem1, const void *elem2, void *) = NULL);
+
+	// Overloaded operators
+	PRUint32             operator[](PRUint32 nIndex) const { return GetAt(nIndex); }
+	PRUint32            &operator[](PRUint32 nIndex) { return ElementAt(nIndex); }
+
+	// Miscellaneous member functions
+	PRUint32            *CloneData(); 
+	void               CopyArray(nsUInt32Array *oldA);
+	void               CopyArray(nsUInt32Array &oldA);
+
+protected:
+    // Member data
+	PRUint32 m_nSize;
+	PRUint32 m_nMaxSize;
+	PRUint32 m_nGrowBy;
+	PRUint32* m_pData;
+};
+
+
+#endif // _DWordArray_H_