third_party/WebKit/Source/web/WebDataSourceImpl.cpp

   1 /*
   2  * Copyright (C) 2009 Google 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 are
   6  * met:
   7  *
   8  *     * Redistributions of source code must retain the above copyright
   9  * notice, this list of conditions and the following disclaimer.
  10  *     * Redistributions in binary form must reproduce the above
  11  * copyright notice, this list of conditions and the following disclaimer
  12  * in the documentation and/or other materials provided with the
  13  * distribution.
  14  *     * Neither the name of Google Inc. nor the names of its
  15  * contributors may be used to endorse or promote products derived from
  16  * this software without specific prior written permission.
  17  *
  18  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
  19  * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
  20  * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
  21  * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
  22  * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
  23  * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
  24  * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
  25  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
  26  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  27  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
  28  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  29  */
  30
  31 #include "config.h"
  32 #include "web/WebDataSourceImpl.h"
  33
  34 #include "core/dom/Document.h"
  35 #include "public/platform/WebURL.h"
  36 #include "public/platform/WebURLError.h"
  37 #include "public/platform/WebVector.h"
  38
  39 namespace blink {
  40
  41 static OwnPtr<WebPluginLoadObserver>& nextPluginLoadObserver()
  42 {
  43     DEFINE_STATIC_LOCAL(OwnPtr<WebPluginLoadObserver>, nextPluginLoadObserver, ());
  44     return nextPluginLoadObserver;
  45 }
  46
  47 PassRefPtrWillBeRawPtr<WebDataSourceImpl> WebDataSourceImpl::create(LocalFrame* frame, const ResourceRequest& request, const SubstituteData& data)
  48 {
  49     return adoptRefWillBeNoop(new WebDataSourceImpl(frame, request, data));
  50 }
  51
  52 const WebURLRequest& WebDataSourceImpl::originalRequest() const
  53 {
  54     m_originalRequestWrapper.bind(DocumentLoader::originalRequest());
  55     return m_originalRequestWrapper;
  56 }
  57
  58 const WebURLRequest& WebDataSourceImpl::request() const
  59 {
  60     m_requestWrapper.bind(DocumentLoader::request());
  61     return m_requestWrapper;
  62 }
  63
  64 const WebURLResponse& WebDataSourceImpl::response() const
  65 {
  66     m_responseWrapper.bind(DocumentLoader::response());
  67     return m_responseWrapper;
  68 }
  69
  70 bool WebDataSourceImpl::hasUnreachableURL() const
  71 {
  72     return !DocumentLoader::unreachableURL().isEmpty();
  73 }
  74
  75 WebURL WebDataSourceImpl::unreachableURL() const
  76 {
  77     return DocumentLoader::unreachableURL();
  78 }
  79
  80 void WebDataSourceImpl::appendRedirect(const WebURL& url)
  81 {
  82     DocumentLoader::appendRedirect(url);
  83 }
  84
  85 void WebDataSourceImpl::redirectChain(WebVector<WebURL>& result) const
  86 {
  87     result.assign(m_redirectChain);
  88 }
  89
  90 bool WebDataSourceImpl::isClientRedirect() const
  91 {
  92     return DocumentLoader::isClientRedirect();
  93 }
  94
  95 bool WebDataSourceImpl::replacesCurrentHistoryItem() const
  96 {
  97     return DocumentLoader::replacesCurrentHistoryItem();
  98 }
  99
 100 WebNavigationType WebDataSourceImpl::navigationType() const
 101 {
 102     return toWebNavigationType(DocumentLoader::navigationType());
 103 }
 104
 105 WebDataSource::ExtraData* WebDataSourceImpl::extraData() const
 106 {
 107     return m_extraData.get();
 108 }
 109
 110 void WebDataSourceImpl::setExtraData(ExtraData* extraData)
 111 {
 112     // extraData can't be a PassOwnPtr because setExtraData is a WebKit API function.
 113     m_extraData = adoptPtr(extraData);
 114 }
 115
 116 void WebDataSourceImpl::setNavigationStartTime(double navigationStart)
 117 {
 118     timing().setNavigationStart(navigationStart);
 119 }
 120
 121 WebNavigationType WebDataSourceImpl::toWebNavigationType(NavigationType type)
 122 {
 123     switch (type) {
 124     case NavigationTypeLinkClicked:
 125         return WebNavigationTypeLinkClicked;
 126     case NavigationTypeFormSubmitted:
 127         return WebNavigationTypeFormSubmitted;
 128     case NavigationTypeBackForward:
 129         return WebNavigationTypeBackForward;
 130     case NavigationTypeReload:
 131         return WebNavigationTypeReload;
 132     case NavigationTypeFormResubmitted:
 133         return WebNavigationTypeFormResubmitted;
 134     case NavigationTypeOther:
 135     default:
 136         return WebNavigationTypeOther;
 137     }
 138 }
 139
 140 void WebDataSourceImpl::setNextPluginLoadObserver(PassOwnPtr<WebPluginLoadObserver> observer)
 141 {
 142     nextPluginLoadObserver() = observer;
 143 }
 144
 145 WebDataSourceImpl::WebDataSourceImpl(LocalFrame* frame, const ResourceRequest& request, const SubstituteData& data)
 146     : DocumentLoader(frame, request, data)
 147 {
 148     if (!nextPluginLoadObserver())
 149         return;
 150     // When a new frame is created, it initially gets a data source for an
 151     // empty document. Then it is navigated to the source URL of the
 152     // frame, which results in a second data source being created. We want
 153     // to wait to attach the WebPluginLoadObserver to that data source.
 154     if (request.url().isEmpty())
 155         return;
 156
 157     ASSERT(nextPluginLoadObserver()->url() == WebURL(request.url()));
 158     m_pluginLoadObserver = nextPluginLoadObserver().release();
 159 }
 160
 161 WebDataSourceImpl::~WebDataSourceImpl()
 162 {
 163     // Verify that detachFromFrame() has been called.
 164     ASSERT(!m_extraData);
 165 }
 166
 167 void WebDataSourceImpl::detachFromFrame()
 168 {
 169     RefPtrWillBeRawPtr<DocumentLoader> protect(this);
 170
 171     DocumentLoader::detachFromFrame();
 172     m_extraData.clear();
 173     m_pluginLoadObserver.clear();
 174 }
 175
 176 DEFINE_TRACE(WebDataSourceImpl)
 177 {
 178     DocumentLoader::trace(visitor);
 179 }
 180
 181 } // namespace blink