From 18cbbca6c8ca5961ba1485ec7dacc32cd301acbc Mon Sep 17 00:00:00 2001
From: "ftang%netscape.com"
 <ftang%netscape.com@18797224-902f-48f8-a5cc-f745e15eee43>
Date: Tue, 21 Sep 1999 00:30:12 +0000
Subject: [PATCH] 1st check in

git-svn-id: svn://10.0.0.236/trunk@48446 18797224-902f-48f8-a5cc-f745e15eee43
---
 mozilla/intl/uconv/src/nsTextToSubURI.cpp | 97 +++++++++++++++++++++++
 1 file changed, 97 insertions(+)
 create mode 100644 mozilla/intl/uconv/src/nsTextToSubURI.cpp

diff --git a/mozilla/intl/uconv/src/nsTextToSubURI.cpp b/mozilla/intl/uconv/src/nsTextToSubURI.cpp
new file mode 100644
index 00000000000..262a3abdc76
--- /dev/null
+++ b/mozilla/intl/uconv/src/nsTextToSubURI.cpp
@@ -0,0 +1,97 @@
+/* -*- 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 "nsString.h"
+#include "nsIUnicodeEncoder.h"
+#include "nsICharsetConverterManager.h"
+#include "nsITextToSubURI.h"
+#include "nsIServiceManager.h"
+#include "nsUConvDll.h"
+#include "nsEscape.h"
+#include "prmem.h"
+
+static NS_DEFINE_CID(kITextToSubURIIID, NS_ITEXTTOSUBURI_IID);
+static NS_DEFINE_CID(kCharsetConverterManagerCID, NS_ICHARSETCONVERTERMANAGER_CID);
+
+class nsTextToSubURI: public nsITextToSubURI {
+    NS_DECL_ISUPPORTS
+public:
+    nsTextToSubURI();
+    virtual ~nsTextToSubURI();
+    NS_DECL_NSITEXTTOSUBURI
+};
+
+nsTextToSubURI::nsTextToSubURI()
+{
+    NS_INIT_REFCNT();
+    PR_AtomicIncrement(&g_InstanceCount);
+}
+nsTextToSubURI::~nsTextToSubURI()
+{
+    PR_AtomicDecrement(&g_InstanceCount);
+}
+
+NS_IMPL_ISUPPORTS(nsTextToSubURI, kITextToSubURIIID)
+
+NS_IMETHODIMP  nsTextToSubURI::ConvertAndEscape(
+  const char *charset, const PRUnichar *text, char **_retval) 
+{
+  *_retval = nsnull;
+  nsresult res = NS_OK;
+  char* convert;
+  nsAutoString charsetStr(charset);
+  nsIUnicodeEncoder *encoder = nsnull;
+  nsresult rv = NS_OK;
+  
+  // Get Charset, get the encoder.
+  nsICharsetConverterManager * ccm = nsnull;
+  rv = nsServiceManager::GetService(kCharsetConverterManagerCID ,
+                                    nsCOMTypeInfo<nsICharsetConverterManager>::GetIID(),
+                                    (nsISupports**)&ccm);
+  if(NS_SUCCEEDED(rv) && (nsnull != ccm)) {
+     rv = ccm->GetUnicodeEncoder(&charsetStr, &encoder);
+     nsServiceManager::ReleaseService( kCharsetConverterManagerCID, ccm);
+     rv = encoder->SetOutputErrorBehavior(nsIUnicodeEncoder::kOnError_Replace, nsnull, (PRUnichar)'?');
+     if(NS_SUCCEEDED(rv))
+     {
+        char buf[256];
+        char *pBuf = buf;
+        PRInt32 ulen = nsCRT::strlen(text);
+        PRInt32 outlen = 0;
+        if(NS_SUCCEEDED(rv = encoder->GetMaxLength(text, ulen, &outlen))) 
+        {
+           if(outlen >= 256) {
+              pBuf = (char*)PR_Malloc(outlen+1);
+           }
+           if(nsnull == pBuf) {
+              outlen = 255;
+              pBuf = buf;
+           }
+           if(NS_SUCCEEDED(rv = encoder->Convert(text,&ulen, pBuf, &outlen))) {
+              *_retval = nsEscape(convert, url_XPAlphas);
+              if(nsnull == *_retval)
+                rv = NS_ERROR_OUT_OF_MEMORY;
+           }
+        }
+        if(pBuf != buf)
+           PR_Free(pBuf);
+     }
+  }
+  
+  return rv;
+}