Fix for bug 254886. SQLite3 support for sql module

r=varga patch by Valia V. Vaneeva <fattie@altlinux.ru> git-svn-id: svn://10.0.0.236/trunk@161526 18797224-902f-48f8-a5cc-f745e15eee43
2004-08-31 10:42:13 +00:00
parent e05697e2fc
commit 0ac6c1e405
13 changed files with 986 additions and 2 deletions
--- a/mozilla/extensions/sql/sqlite/src/mozSqlResultSqlite.cpp
+++ b/mozilla/extensions/sql/sqlite/src/mozSqlResultSqlite.cpp
@@ -0,0 +1,160 @@
+/* ***** BEGIN LICENSE BLOCK *****
+ * Version: MPL 1.1/GPL 2.0/LGPL 2.1
+ *
+ * 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 Jan Varga
+ * Portions created by the Initial Developer are Copyright (C) 2003
+ * the Initial Developer. All Rights Reserved.
+ *
+ * Contributor(s):
+ *   Valia Vaneeva <fattie@altlinux.ru>
+ *
+ * Alternatively, the contents of this file may be used under the terms of
+ * either the GNU General Public License Version 2 or later (the "GPL"), or
+ * the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
+ * in which case the provisions of the GPL or the LGPL are applicable instead
+ * of those above. If you wish to allow use of your version of this file only
+ * under the terms of either the GPL or the LGPL, and not to allow others to
+ * use your version of this file under the terms of the MPL, indicate your
+ * decision by deleting the provisions above and replace them with the notice
+ * and other provisions required by the GPL or the LGPL. If you do not delete
+ * the provisions above, a recipient may use your version of this file under
+ * the terms of any one of the MPL, the GPL or the LGPL.
+ *
+ * ***** END LICENSE BLOCK ***** */
+
+#include "nsReadableUtils.h"
+#include "mozSqlResultSqlite.h"
+
+mozSqlResultSqlite::mozSqlResultSqlite(mozISqlConnection* aConnection,
+                                       const nsAString& aQuery)
+  : mozSqlResult(aConnection, aQuery),
+    mResult(nsnull),
+    mColumnCount(0),
+    mRowCount(0),
+    mWritable(PR_FALSE)
+{
+}
+
+void
+mozSqlResultSqlite::SetResult(char** aResult, PRInt32 aRowCount,
+                              PRInt32 aColumnCount, PRBool aWritable)
+{
+  mResult = aResult;
+  mColumnCount = aColumnCount;
+  mRowCount = aRowCount;
+  mWritable = aWritable;
+}
+
+mozSqlResultSqlite::~mozSqlResultSqlite()
+{
+  ClearNativeResult();
+}
+
+NS_IMPL_ADDREF_INHERITED(mozSqlResultSqlite, mozSqlResult)
+NS_IMPL_RELEASE_INHERITED(mozSqlResultSqlite, mozSqlResult)
+
+// QueryInterface
+NS_INTERFACE_MAP_BEGIN(mozSqlResultSqlite)
+  NS_INTERFACE_MAP_ENTRY(mozISqlResultSqlite)
+NS_INTERFACE_MAP_END_INHERITING(mozSqlResult)
+
+PRInt32
+mozSqlResultSqlite::GetColType(PRInt32 aColumnIndex)
+{
+  return mozISqlResult::TYPE_STRING;
+}
+
+nsresult
+mozSqlResultSqlite::BuildColumnInfo()
+{
+  for (PRInt32 i = 0; i < mColumnCount; i++) {
+    char* n = mResult[i];
+    PRUnichar* name = UTF8ToNewUnicode(nsDependentCString(n));
+    PRInt32 type = GetColType(i);
+    PRInt32 size = -1;
+    PRInt32 mod = -1;
+
+    nsCAutoString uri(NS_LITERAL_CSTRING("http://www.mozilla.org/SQL-rdf#"));
+    uri.Append(n);
+    nsCOMPtr<nsIRDFResource> property;
+    gRDFService->GetResource(uri, getter_AddRefs(property));
+
+    ColumnInfo* columnInfo = ColumnInfo::Create(mAllocator, name, type, size,
+                                                mod, property);
+    mColumnInfo.AppendElement(columnInfo); 
+  }
+
+  return NS_OK;
+}
+
+nsresult
+mozSqlResultSqlite::BuildRows()
+{
+  for(PRInt32 i = 1; i <= mRowCount; i++) {
+    nsCOMPtr<nsIRDFResource> resource;
+    nsresult rv = gRDFService->GetAnonymousResource(getter_AddRefs(resource));
+    if (NS_FAILED(rv)) return rv;
+
+    Row* row = Row::Create(mAllocator, resource, mColumnInfo);
+
+    for (PRInt32 j = 0; j < mColumnInfo.Count(); j++) {
+      if (mResult[j+i*mColumnCount]) {
+        char* value = mResult[j+i*mColumnCount];
+        Cell* cell = row->mCells[j];
+        cell->SetNull(PR_FALSE);
+        cell->SetString(UTF8ToNewUnicode(nsDependentCString(value)));
+      }
+    }
+
+    mRows.AppendElement(row);
+    nsVoidKey key(resource);
+    mSources.Put(&key, row);
+  }
+
+  return NS_OK;
+}
+
+void
+mozSqlResultSqlite::ClearNativeResult()
+{
+  if (mResult) {
+    sqlite3_free_table(mResult);
+    mResult = nsnull;
+  }
+}
+
+nsresult
+mozSqlResultSqlite::CanInsert(PRBool* _retval)
+{
+  *_retval = mWritable;
+
+  return NS_OK;
+}
+
+nsresult
+mozSqlResultSqlite::CanUpdate(PRBool* _retval)
+{
+  *_retval = mWritable;
+
+  return NS_OK;
+}
+
+nsresult
+mozSqlResultSqlite::CanDelete(PRBool* _retval)
+{
+  *_retval = mWritable;
+
+  return NS_OK;
+}