WebDatabaseManagerClient.mm   [plain text]

/*
 * Copyright (C) 2007,2012 Apple Inc.  All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 * 1. Redistributions of source code must retain the above copyright
 *    notice, this list of conditions and the following disclaimer.
 * 2. Redistributions in binary form must reproduce the above copyright
 *    notice, this list of conditions and the following disclaimer in the
 *    documentation and/or other materials provided with the distribution.
 *
 * THIS SOFTWARE IS PROVIDED BY APPLE INC. ``AS IS'' AND ANY
 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
 * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL APPLE INC. OR
 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
 * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 
 */
 
#import "WebDatabaseManagerClient.h"

#if ENABLE(SQL_DATABASE)

#import "WebDatabaseManagerPrivate.h"
#import "WebSecurityOriginInternal.h"
#import <wtf/MainThread.h>
#import <wtf/RetainPtr.h>
#import <WebCore/SecurityOrigin.h>

using namespace WebCore;

WebDatabaseManagerClient* WebDatabaseManagerClient::sharedWebDatabaseManagerClient()
{
    static WebDatabaseManagerClient* sharedClient = new WebDatabaseManagerClient();
    return sharedClient;
}

WebDatabaseManagerClient::WebDatabaseManagerClient()
{
}

WebDatabaseManagerClient::~WebDatabaseManagerClient()
{
}

class DidModifyOriginData {
    WTF_MAKE_NONCOPYABLE(DidModifyOriginData);
public:
    static void dispatchToMainThread(WebDatabaseManagerClient* client, SecurityOrigin* origin)
    {
        DidModifyOriginData* context = new DidModifyOriginData(client, origin->isolatedCopy());
        callOnMainThread(&DidModifyOriginData::dispatchDidModifyOriginOnMainThread, context);
    }

private:
    DidModifyOriginData(WebDatabaseManagerClient* client, PassRefPtr<SecurityOrigin> origin)
        : client(client)
        , origin(origin)
    {
    }

    static void dispatchDidModifyOriginOnMainThread(void* context)
    {
        ASSERT(isMainThread());
        DidModifyOriginData* info = static_cast<DidModifyOriginData*>(context);
        info->client->dispatchDidModifyOrigin(info->origin.get());
        delete info;
    }

    WebDatabaseManagerClient* client;
    RefPtr<SecurityOrigin> origin;
};

void WebDatabaseManagerClient::dispatchDidModifyOrigin(SecurityOrigin* origin)
{
    if (!isMainThread()) {
        DidModifyOriginData::dispatchToMainThread(this, origin);
        return;
    }

    RetainPtr<WebSecurityOrigin> webSecurityOrigin = adoptNS([[WebSecurityOrigin alloc] _initWithWebCoreSecurityOrigin:origin]);

    [[NSNotificationCenter defaultCenter] postNotificationName:WebDatabaseDidModifyOriginNotification 
                                                        object:webSecurityOrigin.get()];
}

void WebDatabaseManagerClient::dispatchDidModifyDatabase(SecurityOrigin* origin, const String& databaseIdentifier)
{
    if (!isMainThread()) {
        DidModifyOriginData::dispatchToMainThread(this, origin);
        return;
    }

    RetainPtr<WebSecurityOrigin> webSecurityOrigin = adoptNS([[WebSecurityOrigin alloc] _initWithWebCoreSecurityOrigin:origin]);
    RetainPtr<NSDictionary> userInfo = adoptNS([[NSDictionary alloc] 
                                               initWithObjectsAndKeys:(NSString *)databaseIdentifier, WebDatabaseIdentifierKey, nil]);
    
    [[NSNotificationCenter defaultCenter] postNotificationName:WebDatabaseDidModifyDatabaseNotification
                                                        object:webSecurityOrigin.get()
                                                      userInfo:userInfo.get()];
}

#endif