156 lines
4.8 KiB
C++
156 lines
4.8 KiB
C++
/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*-
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* vim: sw=4 ts=4 sts=4
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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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* Brett Wilson <brettw@gmail.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 "mozStorageService.h"
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#include "mozStorageConnection.h"
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#include "nsCRT.h"
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#include "plstr.h"
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#include "sqlite3.h"
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#include "sqlite3file.h"
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NS_IMPL_THREADSAFE_ISUPPORTS2(mozStorageService, mozIStorageService, nsIObserver)
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// XXX this sucks that we have to pull in nsIFile and all that
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// just to use NS_GetSpecialDirectory
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static const char* gQuitApplicationMessage = "quit-application";
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mozStorageService::mozStorageService()
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{
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}
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mozStorageService::~mozStorageService()
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{
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FreeLocks();
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}
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nsresult
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mozStorageService::Init()
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{
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sqlite3_enable_shared_cache(1);
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nsresult rv;
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nsCOMPtr<nsIObserverService> observerService =
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do_GetService("@mozilla.org/observer-service;1", &rv);
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NS_ENSURE_SUCCESS(rv, rv);
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rv = InitStorageAsyncIO();
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NS_ENSURE_SUCCESS(rv, rv);
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rv = observerService->AddObserver(this, gQuitApplicationMessage, PR_FALSE);
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NS_ENSURE_SUCCESS(rv, rv);
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return NS_OK;
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}
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#ifndef NS_APP_STORAGE_50_FILE
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#define NS_APP_STORAGE_50_FILE "UStor"
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#endif
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/* mozIStorageConnection openSpecialDatabase(in string aStorageKey); */
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NS_IMETHODIMP
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mozStorageService::OpenSpecialDatabase(const char *aStorageKey, mozIStorageConnection **_retval)
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{
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nsresult rv;
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nsCOMPtr<nsIFile> storageFile;
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if (PL_strcmp(aStorageKey, "memory") == 0) {
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// just fall through with NULL storageFile, this will cause the storage
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// connection to use a memory DB.
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} else if (PL_strcmp(aStorageKey, "profile") == 0) {
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rv = NS_GetSpecialDirectory(NS_APP_STORAGE_50_FILE, getter_AddRefs(storageFile));
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if (NS_FAILED(rv)) {
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// teh wtf?
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return rv;
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}
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nsString filename;
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storageFile->GetPath(filename);
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nsCString filename8 = NS_ConvertUTF16toUTF8(filename.get());
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// fall through to DB initialization
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} else {
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return NS_ERROR_INVALID_ARG;
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}
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mozStorageConnection *msc = new mozStorageConnection(this);
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if (! msc)
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return NS_ERROR_OUT_OF_MEMORY;
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nsCOMPtr<mozIStorageConnection> conn = msc;
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rv = msc->Initialize (storageFile);
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if (NS_FAILED(rv)) return rv;
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*_retval = conn;
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NS_ADDREF(*_retval);
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return NS_OK;
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}
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/* mozIStorageConnection openDatabase(in nsIFile aDatabaseFile); */
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NS_IMETHODIMP
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mozStorageService::OpenDatabase(nsIFile *aDatabaseFile, mozIStorageConnection **_retval)
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{
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nsresult rv;
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mozStorageConnection *msc = new mozStorageConnection(this);
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if (! msc)
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return NS_ERROR_OUT_OF_MEMORY;
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nsCOMPtr<mozIStorageConnection> conn = msc;
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rv = msc->Initialize (aDatabaseFile);
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if (NS_FAILED(rv)) return rv;
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*_retval = conn;
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NS_ADDREF(*_retval);
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return NS_OK;
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}
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NS_IMETHODIMP
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mozStorageService::Observe(nsISupports *aSubject, const char *aTopic,
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const PRUnichar *aData)
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{
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nsresult rv;
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if (nsCRT::strcmp(aTopic, gQuitApplicationMessage) == 0) {
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rv = FinishAsyncIO();
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NS_ENSURE_SUCCESS(rv, rv);
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}
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return NS_OK;
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}
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