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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  *
      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 #include "config.h"
     30 #include "platform/mhtml/ArchiveResourceCollection.h"
     31 
     32 #include "platform/mhtml/ArchiveResource.h"
     33 #include "platform/mhtml/MHTMLArchive.h"
     34 #include "platform/weborigin/KURL.h"
     35 
     36 namespace blink {
     37 
     38 ArchiveResourceCollection::ArchiveResourceCollection()
     39 {
     40 }
     41 
     42 ArchiveResourceCollection::~ArchiveResourceCollection()
     43 {
     44 }
     45 
     46 void ArchiveResourceCollection::addAllResources(MHTMLArchive* archive)
     47 {
     48     ASSERT(archive);
     49     if (!archive)
     50         return;
     51 
     52     const MHTMLArchive::SubArchiveResources& subresources = archive->subresources();
     53     for (MHTMLArchive::SubArchiveResources::const_iterator iterator = subresources.begin(); iterator != subresources.end(); ++iterator)
     54         m_subresources.set((*iterator)->url(), iterator->get());
     55 
     56     const MHTMLArchive::SubFrameArchives& subframes = archive->subframeArchives();
     57     for (MHTMLArchive::SubFrameArchives::const_iterator iterator = subframes.begin(); iterator != subframes.end(); ++iterator) {
     58         RefPtrWillBeRawPtr<MHTMLArchive> archive = *iterator;
     59         ASSERT(archive->mainResource());
     60 
     61         const String& frameName = archive->mainResource()->frameName();
     62         if (!frameName.isNull()) {
     63             m_subframes.set(frameName, archive.get());
     64         } else {
     65             // In the MHTML case, frames don't have a name so we use the URL instead.
     66             m_subframes.set(archive->mainResource()->url().string(), archive.get());
     67         }
     68     }
     69 }
     70 
     71 // FIXME: Adding a resource directly to a DocumentLoader/ArchiveResourceCollection seems like bad design, but is API some apps rely on.
     72 // Can we change the design in a manner that will let us deprecate that API without reducing functionality of those apps?
     73 void ArchiveResourceCollection::addResource(PassRefPtrWillBeRawPtr<ArchiveResource> resource)
     74 {
     75     ASSERT(resource);
     76     if (!resource)
     77         return;
     78 
     79     const KURL& url = resource->url(); // get before passing PassRefPtr (which sets it to 0)
     80     m_subresources.set(url, resource);
     81 }
     82 
     83 ArchiveResource* ArchiveResourceCollection::archiveResourceForURL(const KURL& url)
     84 {
     85     ArchiveResource* resource = m_subresources.get(url);
     86     if (!resource)
     87         return 0;
     88 
     89     return resource;
     90 }
     91 
     92 PassRefPtrWillBeRawPtr<MHTMLArchive> ArchiveResourceCollection::popSubframeArchive(const String& frameName, const KURL& url)
     93 {
     94     RefPtrWillBeRawPtr<MHTMLArchive> archive = m_subframes.take(frameName);
     95     if (archive)
     96         return archive.release();
     97 
     98     return m_subframes.take(url.string());
     99 }
    100 
    101 void ArchiveResourceCollection::trace(Visitor* visitor)
    102 {
    103 #if ENABLE(OILPAN)
    104     visitor->trace(m_subresources);
    105     visitor->trace(m_subframes);
    106 #endif
    107 }
    108 
    109 }
    110