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