2009-04-08 16:24:25 +00:00
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/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*-
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2009-04-13 16:29:41 +00:00
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* vim: sw=2 ts=2 et lcs=trail\:.,tab\:>~ :
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2008-09-12 21:30:37 +00:00
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* ***** BEGIN LICENSE BLOCK *****
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* Version: MPL 1.1/GPL 2.0/LGPL 2.1
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*
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* The contents of this file are subject to the Mozilla Public License Version
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* 1.1 (the "License"); you may not use this file except in compliance with
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* the License. You may obtain a copy of the License at
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* http://www.mozilla.org/MPL/
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*
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* Software distributed under the License is distributed on an "AS IS" basis,
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* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
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* for the specific language governing rights and limitations under the
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* License.
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*
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* The Original Code is Oracle Corporation code.
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*
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* The Initial Developer of the Original Code is
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* Oracle Corporation
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* Portions created by the Initial Developer are Copyright (C) 2004
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* the Initial Developer. All Rights Reserved.
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*
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* Contributor(s):
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* Vladimir Vukicevic <vladimir.vukicevic@oracle.com>
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* Shawn Wilsher <me@shawnwilsher.com>
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*
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* Alternatively, the contents of this file may be used under the terms of
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* either the GNU General Public License Version 2 or later (the "GPL"), or
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* the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
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* in which case the provisions of the GPL or the LGPL are applicable instead
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* of those above. If you wish to allow use of your version of this file only
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* under the terms of either the GPL or the LGPL, and not to allow others to
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* use your version of this file under the terms of the MPL, indicate your
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* decision by deleting the provisions above and replace them with the notice
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* and other provisions required by the GPL or the LGPL. If you do not delete
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* the provisions above, a recipient may use your version of this file under
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* the terms of any one of the MPL, the GPL or the LGPL.
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*
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* ***** END LICENSE BLOCK ***** */
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#include "nsMemory.h"
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#include "nsString.h"
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#include "mozStorageStatementRow.h"
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2009-04-08 16:24:25 +00:00
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#include "mozStorageStatement.h"
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2008-09-12 21:30:37 +00:00
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#include "jsapi.h"
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#include "jsdate.h"
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2009-04-08 16:24:25 +00:00
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namespace mozilla {
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namespace storage {
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2008-09-12 21:30:37 +00:00
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2009-04-08 16:24:25 +00:00
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////////////////////////////////////////////////////////////////////////////////
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//// StatementRow
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2008-09-12 21:30:37 +00:00
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2009-05-09 00:29:56 +00:00
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StatementRow::StatementRow(Statement *aStatement)
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: mStatement(aStatement)
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2008-09-12 21:30:37 +00:00
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{
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}
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2009-04-08 16:24:25 +00:00
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NS_IMPL_ISUPPORTS2(
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StatementRow,
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mozIStorageStatementRow,
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nsIXPCScriptable
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)
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2008-09-12 21:30:37 +00:00
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2009-04-08 16:24:25 +00:00
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////////////////////////////////////////////////////////////////////////////////
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//// nsIXPCScriptable
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2008-09-12 21:30:37 +00:00
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2009-04-08 16:24:25 +00:00
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#define XPC_MAP_CLASSNAME StatementRow
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#define XPC_MAP_QUOTED_CLASSNAME "StatementRow"
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#define XPC_MAP_WANT_GETPROPERTY
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#define XPC_MAP_WANT_NEWRESOLVE
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#define XPC_MAP_FLAGS nsIXPCScriptable::ALLOW_PROP_MODS_DURING_RESOLVE
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#include "xpc_map_end.h"
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2008-09-12 21:30:37 +00:00
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NS_IMETHODIMP
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2009-04-08 16:24:25 +00:00
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StatementRow::GetProperty(nsIXPConnectWrappedNative *aWrapper,
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JSContext *aCtx,
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JSObject *aScopeObj,
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jsval aId,
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jsval *_vp,
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PRBool *_retval)
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{
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2009-04-08 16:24:25 +00:00
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NS_ENSURE_TRUE(mStatement, NS_ERROR_NOT_INITIALIZED);
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2008-11-19 19:33:00 +00:00
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2009-04-08 16:24:25 +00:00
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if (JSVAL_IS_STRING(aId)) {
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nsDependentCString jsid(::JS_GetStringBytes(JSVAL_TO_STRING(aId)));
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2008-09-12 21:30:41 +00:00
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2009-04-08 16:24:25 +00:00
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PRUint32 idx;
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nsresult rv = mStatement->GetColumnIndex(jsid, &idx);
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NS_ENSURE_SUCCESS(rv, rv);
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PRInt32 type;
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rv = mStatement->GetTypeOfIndex(idx, &type);
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NS_ENSURE_SUCCESS(rv, rv);
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2008-09-12 21:30:41 +00:00
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2009-04-08 16:24:25 +00:00
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if (type == mozIStorageValueArray::VALUE_TYPE_INTEGER ||
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type == mozIStorageValueArray::VALUE_TYPE_FLOAT) {
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double dval;
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rv = mStatement->GetDouble(idx, &dval);
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NS_ENSURE_SUCCESS(rv, rv);
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if (!::JS_NewNumberValue(aCtx, dval, _vp)) {
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*_retval = PR_FALSE;
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return NS_OK;
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}
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}
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else if (type == mozIStorageValueArray::VALUE_TYPE_TEXT) {
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PRUint32 bytes;
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const jschar *sval = reinterpret_cast<const jschar *>(
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2010-03-24 07:32:40 +00:00
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static_cast<mozIStorageStatement *>(mStatement)->
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AsSharedWString(idx, &bytes)
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2009-04-08 16:24:25 +00:00
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);
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JSString *str = ::JS_NewUCStringCopyN(aCtx, sval, bytes / 2);
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if (!str) {
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*_retval = PR_FALSE;
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return NS_OK;
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}
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*_vp = STRING_TO_JSVAL(str);
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}
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else if (type == mozIStorageValueArray::VALUE_TYPE_BLOB) {
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PRUint32 length;
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2010-03-24 07:32:40 +00:00
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const PRUint8 *blob = static_cast<mozIStorageStatement *>(mStatement)->
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AsSharedBlob(idx, &length);
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JSObject *obj = ::JS_NewArrayObject(aCtx, length, nsnull);
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if (!obj) {
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*_retval = PR_FALSE;
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return NS_OK;
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}
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*_vp = OBJECT_TO_JSVAL(obj);
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// Copy the blob over to the JS array.
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for (PRUint32 i = 0; i < length; i++) {
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jsval val = INT_TO_JSVAL(blob[i]);
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if (!::JS_SetElement(aCtx, aScopeObj, i, &val)) {
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*_retval = PR_FALSE;
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return NS_OK;
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2008-09-12 21:30:37 +00:00
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}
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2009-04-08 16:24:25 +00:00
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}
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2008-09-12 21:30:37 +00:00
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}
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2009-04-08 16:24:25 +00:00
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else if (type == mozIStorageValueArray::VALUE_TYPE_NULL) {
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*_vp = JSVAL_NULL;
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2008-09-12 21:30:37 +00:00
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}
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2009-04-08 16:24:25 +00:00
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else {
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NS_ERROR("unknown column type returned, what's going on?");
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}
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}
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2008-09-12 21:30:41 +00:00
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2009-04-08 16:24:25 +00:00
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return NS_OK;
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2008-09-12 21:30:37 +00:00
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}
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NS_IMETHODIMP
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StatementRow::NewResolve(nsIXPConnectWrappedNative *aWrapper,
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JSContext *aCtx,
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JSObject *aScopeObj,
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jsval aId,
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PRUint32 aFlags,
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JSObject **_objp,
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PRBool *_retval)
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2008-09-12 21:30:37 +00:00
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{
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2009-04-08 16:24:25 +00:00
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NS_ENSURE_TRUE(mStatement, NS_ERROR_NOT_INITIALIZED);
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2009-06-11 20:18:58 +00:00
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// We do not throw at any point after this because we want to allow the
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// prototype chain to be checked for the property.
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2008-09-12 21:30:37 +00:00
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2009-04-08 16:24:25 +00:00
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if (JSVAL_IS_STRING(aId)) {
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JSString *str = JSVAL_TO_STRING(aId);
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nsDependentCString name(::JS_GetStringBytes(str));
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2008-09-12 21:30:37 +00:00
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2009-04-08 16:24:25 +00:00
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PRUint32 idx;
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nsresult rv = mStatement->GetColumnIndex(name, &idx);
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2009-06-11 20:18:58 +00:00
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if (NS_FAILED(rv)) {
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// It's highly likely that the name doesn't exist, so let the JS engine
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// check the prototype chain and throw if that doesn't have the property
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// either.
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*_objp = NULL;
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return NS_OK;
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}
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2008-09-12 21:30:37 +00:00
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2009-04-08 16:24:25 +00:00
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*_retval = ::JS_DefineUCProperty(aCtx, aScopeObj, ::JS_GetStringChars(str),
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::JS_GetStringLength(str),
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JSVAL_VOID,
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nsnull, nsnull, 0);
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*_objp = aScopeObj;
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2009-06-11 20:18:58 +00:00
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return NS_OK;
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2009-04-08 16:24:25 +00:00
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}
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2008-09-12 21:30:37 +00:00
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2009-04-08 16:24:25 +00:00
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return NS_OK;
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2008-09-12 21:30:37 +00:00
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}
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2009-04-08 16:24:25 +00:00
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} // namespace storage
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} // namescape mozilla
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