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      1 /*
      2  * Copyright (C) 2010 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  * 1. Redistributions of source code must retain the above copyright
      8  *    notice, this list of conditions and the following disclaimer.
      9  * 2. Redistributions in binary form must reproduce the above copyright
     10  *    notice, this list of conditions and the following disclaimer in the
     11  *    documentation and/or other materials provided with the distribution.
     12  *
     13  * THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS''
     14  * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
     15  * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
     16  * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS
     17  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
     18  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
     19  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
     20  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
     21  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
     22  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
     23  * THE POSSIBILITY OF SUCH DAMAGE.
     24  */
     25 
     26 #ifndef WebDatabaseManager_h
     27 #define WebDatabaseManager_h
     28 
     29 #include "Arguments.h"
     30 #include <WebCore/DatabaseTrackerClient.h>
     31 #include <wtf/Noncopyable.h>
     32 #include <wtf/text/WTFString.h>
     33 
     34 namespace CoreIPC {
     35 class ArgumentDecoder;
     36 class Connection;
     37 class MessageID;
     38 }
     39 
     40 namespace WebKit {
     41 
     42 class WebDatabaseManager : public WebCore::DatabaseTrackerClient {
     43     WTF_MAKE_NONCOPYABLE(WebDatabaseManager);
     44 public:
     45     static WebDatabaseManager& shared();
     46     static void initialize(const String& databaseDirectory);
     47 
     48     void didReceiveMessage(CoreIPC::Connection*, CoreIPC::MessageID, CoreIPC::ArgumentDecoder*);
     49     void setQuotaForOrigin(const String& originIdentifier, unsigned long long quota) const;
     50 
     51 public:
     52     void deleteAllDatabases() const;
     53 
     54 private:
     55     WebDatabaseManager();
     56     virtual ~WebDatabaseManager();
     57 
     58     // Implemented in generated WebDatabaseManagerMessageReceiver.cpp
     59     void didReceiveWebDatabaseManagerMessage(CoreIPC::Connection*, CoreIPC::MessageID, CoreIPC::ArgumentDecoder*);
     60 
     61     void getDatabasesByOrigin(uint64_t callbackID) const;
     62     void getDatabaseOrigins(uint64_t callbackID) const;
     63     void deleteDatabaseWithNameForOrigin(const String& databaseIdentifier, const String& originIdentifier) const;
     64     void deleteDatabasesForOrigin(const String& originIdentifier) const;
     65 
     66     // WebCore::DatabaseTrackerClient
     67     virtual void dispatchDidModifyOrigin(WebCore::SecurityOrigin*);
     68     virtual void dispatchDidModifyDatabase(WebCore::SecurityOrigin*, const String& databaseIdentifier);
     69 };
     70 
     71 } // namespace WebKit
     72 
     73 #endif // WebDatabaseManager_h
     74