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      1 /*
      2  * Copyright (C) 2008 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. ``AS IS'' AND ANY
     14  * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
     15  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
     16  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL APPLE INC. OR
     17  * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
     18  * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
     19  * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
     20  * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
     21  * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
     22  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
     23  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
     24  */
     25 
     26 #ifndef PageGroup_h
     27 #define PageGroup_h
     28 
     29 #include <wtf/HashSet.h>
     30 #include <wtf/Noncopyable.h>
     31 #include "LinkHash.h"
     32 #include "StringHash.h"
     33 #include "UserScript.h"
     34 #include "UserStyleSheet.h"
     35 
     36 namespace WebCore {
     37 
     38     class KURL;
     39     class Page;
     40     class StorageNamespace;
     41 
     42     class PageGroup : public Noncopyable {
     43     public:
     44         PageGroup(const String& name);
     45         PageGroup(Page*);
     46         ~PageGroup();
     47 
     48         static PageGroup* pageGroup(const String& groupName);
     49         static void closeLocalStorage();
     50 
     51         const HashSet<Page*>& pages() const { return m_pages; }
     52 
     53         void addPage(Page*);
     54         void removePage(Page*);
     55 
     56         bool isLinkVisited(LinkHash);
     57 
     58         void addVisitedLink(const KURL&);
     59         void addVisitedLink(const UChar*, size_t);
     60         void removeVisitedLinks();
     61 
     62         static void setShouldTrackVisitedLinks(bool);
     63         static void removeAllVisitedLinks();
     64 
     65         const String& name() { return m_name; }
     66         unsigned identifier() { return m_identifier; }
     67 
     68 #if ENABLE(DOM_STORAGE)
     69         StorageNamespace* localStorage();
     70         bool hasLocalStorage() { return m_localStorage; }
     71 #endif
     72 
     73         void addUserScriptToWorld(DOMWrapperWorld*, const String& source, const KURL&,
     74                                   PassOwnPtr<Vector<String> > whitelist, PassOwnPtr<Vector<String> > blacklist,
     75                                   UserScriptInjectionTime);
     76         void addUserStyleSheetToWorld(DOMWrapperWorld*, const String& source, const KURL&,
     77                                PassOwnPtr<Vector<String> > whitelist, PassOwnPtr<Vector<String> > blacklist);
     78 
     79         void removeUserScriptFromWorld(DOMWrapperWorld*, const KURL&);
     80         void removeUserStyleSheetFromWorld(DOMWrapperWorld*, const KURL&);
     81 
     82         void removeUserScriptsFromWorld(DOMWrapperWorld*);
     83         void removeUserStyleSheetsFromWorld(DOMWrapperWorld*);
     84 
     85         void removeAllUserContent();
     86 
     87         const UserScriptMap* userScripts() const { return m_userScripts.get(); }
     88         const UserStyleSheetMap* userStyleSheets() const { return m_userStyleSheets.get(); }
     89 
     90     private:
     91         void addVisitedLink(LinkHash stringHash);
     92 
     93         String m_name;
     94 
     95         HashSet<Page*> m_pages;
     96 
     97         HashSet<LinkHash, LinkHashHash> m_visitedLinkHashes;
     98         bool m_visitedLinksPopulated;
     99 
    100         unsigned m_identifier;
    101 #if ENABLE(DOM_STORAGE)
    102         RefPtr<StorageNamespace> m_localStorage;
    103 #endif
    104 
    105         OwnPtr<UserScriptMap> m_userScripts;
    106         OwnPtr<UserStyleSheetMap> m_userStyleSheets;
    107     };
    108 
    109 } // namespace WebCore
    110 
    111 #endif // PageGroup_h
    112