Home | History | Annotate | Download | only in Storage
      1 /*
      2  * Copyright (C) 2007 Apple Inc.  All rights reserved.
      3  *
      4  * Redistribution and use in source and binary forms, with or without
      5  * modification, are permitted provided that the following conditions
      6  * are met:
      7  *
      8  * 1.  Redistributions of source code must retain the above copyright
      9  *     notice, this list of conditions and the following disclaimer.
     10  * 2.  Redistributions in binary form must reproduce the above copyright
     11  *     notice, this list of conditions and the following disclaimer in the
     12  *     documentation and/or other materials provided with the distribution.
     13  * 3.  Neither the name of Apple Computer, Inc. ("Apple") nor the names of
     14  *     its contributors may be used to endorse or promote products derived
     15  *     from this software without specific prior written permission.
     16  *
     17  * THIS SOFTWARE IS PROVIDED BY APPLE AND ITS CONTRIBUTORS "AS IS" AND ANY
     18  * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
     19  * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
     20  * DISCLAIMED. IN NO EVENT SHALL APPLE OR ITS CONTRIBUTORS BE LIABLE FOR ANY
     21  * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
     22  * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
     23  * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
     24  * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
     25  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
     26  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
     27  */
     28 
     29 #import "WebDatabaseTrackerClient.h"
     30 
     31 #if ENABLE(DATABASE)
     32 
     33 #import "WebDatabaseManagerPrivate.h"
     34 #import "WebSecurityOriginInternal.h"
     35 #import <wtf/MainThread.h>
     36 #import <wtf/RetainPtr.h>
     37 #import <WebCore/SecurityOrigin.h>
     38 
     39 using namespace WebCore;
     40 
     41 WebDatabaseTrackerClient* WebDatabaseTrackerClient::sharedWebDatabaseTrackerClient()
     42 {
     43     static WebDatabaseTrackerClient* sharedClient = new WebDatabaseTrackerClient();
     44     return sharedClient;
     45 }
     46 
     47 WebDatabaseTrackerClient::WebDatabaseTrackerClient()
     48 {
     49 }
     50 
     51 WebDatabaseTrackerClient::~WebDatabaseTrackerClient()
     52 {
     53 }
     54 
     55 class DidModifyOriginData {
     56     WTF_MAKE_NONCOPYABLE(DidModifyOriginData);
     57 public:
     58     static void dispatchToMainThread(WebDatabaseTrackerClient* client, SecurityOrigin* origin)
     59     {
     60         DidModifyOriginData* context = new DidModifyOriginData(client, origin->threadsafeCopy());
     61         callOnMainThread(&DidModifyOriginData::dispatchDidModifyOriginOnMainThread, context);
     62     }
     63 
     64 private:
     65     DidModifyOriginData(WebDatabaseTrackerClient* client, PassRefPtr<SecurityOrigin> origin)
     66         : client(client)
     67         , origin(origin)
     68     {
     69     }
     70 
     71     static void dispatchDidModifyOriginOnMainThread(void* context)
     72     {
     73         ASSERT(isMainThread());
     74         DidModifyOriginData* info = static_cast<DidModifyOriginData*>(context);
     75         info->client->dispatchDidModifyOrigin(info->origin.get());
     76         delete info;
     77     }
     78 
     79     WebDatabaseTrackerClient* client;
     80     RefPtr<SecurityOrigin> origin;
     81 };
     82 
     83 void WebDatabaseTrackerClient::dispatchDidModifyOrigin(SecurityOrigin* origin)
     84 {
     85     if (!isMainThread()) {
     86         DidModifyOriginData::dispatchToMainThread(this, origin);
     87         return;
     88     }
     89 
     90     RetainPtr<WebSecurityOrigin> webSecurityOrigin(AdoptNS, [[WebSecurityOrigin alloc] _initWithWebCoreSecurityOrigin:origin]);
     91 
     92     [[NSNotificationCenter defaultCenter] postNotificationName:WebDatabaseDidModifyOriginNotification
     93                                                         object:webSecurityOrigin.get()];
     94 }
     95 
     96 void WebDatabaseTrackerClient::dispatchDidModifyDatabase(SecurityOrigin* origin, const String& databaseIdentifier)
     97 {
     98     if (!isMainThread()) {
     99         DidModifyOriginData::dispatchToMainThread(this, origin);
    100         return;
    101     }
    102 
    103     RetainPtr<WebSecurityOrigin> webSecurityOrigin(AdoptNS, [[WebSecurityOrigin alloc] _initWithWebCoreSecurityOrigin:origin]);
    104     RetainPtr<NSDictionary> userInfo(AdoptNS, [[NSDictionary alloc]
    105                                                initWithObjectsAndKeys:(NSString *)databaseIdentifier, WebDatabaseIdentifierKey, nil]);
    106 
    107     [[NSNotificationCenter defaultCenter] postNotificationName:WebDatabaseDidModifyDatabaseNotification
    108                                                         object:webSecurityOrigin.get()
    109                                                       userInfo:userInfo.get()];
    110 }
    111 
    112 #endif
    113