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
36namespace blink {
37
38ArchiveResourceCollection::ArchiveResourceCollection()
39{
40}
41
42ArchiveResourceCollection::~ArchiveResourceCollection()
43{
44}
45
46void 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?
73void 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
83ArchiveResource* 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
92PassRefPtrWillBeRawPtr<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
101void 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