1 /*
2 * Copyright (C) 2006, 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 COMPUTER, 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 COMPUTER, INC. OR
17 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
18 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
19 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
20 * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
21 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
22 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
23 */
24
25 #include "config.h"
26 #include "PluginDocument.h"
27
28 #include "DocumentLoader.h"
29 #include "Element.h"
30 #include "Frame.h"
31 #include "FrameLoader.h"
32 #include "FrameLoaderClient.h"
33 #include "HTMLEmbedElement.h"
34 #include "HTMLNames.h"
35 #include "MainResourceLoader.h"
36 #include "Page.h"
37 #include "RenderWidget.h"
38 #include "SegmentedString.h"
39 #include "Settings.h"
40 #include "Text.h"
41 #include "XMLTokenizer.h"
42
43 namespace WebCore {
44
45 using namespace HTMLNames;
46
47 class PluginTokenizer : public Tokenizer {
48 public:
PluginTokenizer(Document * doc)49 PluginTokenizer(Document* doc) : m_doc(doc), m_embedElement(0) {}
50
51 private:
52 virtual void write(const SegmentedString&, bool appendData);
53 virtual void stopParsing();
54 virtual void finish();
55 virtual bool isWaitingForScripts() const;
56
wantsRawData() const57 virtual bool wantsRawData() const { return true; }
58 virtual bool writeRawData(const char* data, int len);
59
60 void createDocumentStructure();
61
62 Document* m_doc;
63 HTMLEmbedElement* m_embedElement;
64 };
65
write(const SegmentedString &,bool)66 void PluginTokenizer::write(const SegmentedString&, bool)
67 {
68 ASSERT_NOT_REACHED();
69 }
70
createDocumentStructure()71 void PluginTokenizer::createDocumentStructure()
72 {
73 ExceptionCode ec;
74 RefPtr<Element> rootElement = m_doc->createElement(htmlTag, false);
75 m_doc->appendChild(rootElement, ec);
76
77 RefPtr<Element> body = m_doc->createElement(bodyTag, false);
78 body->setAttribute(marginwidthAttr, "0");
79 body->setAttribute(marginheightAttr, "0");
80 body->setAttribute(bgcolorAttr, "rgb(38,38,38)");
81
82 rootElement->appendChild(body, ec);
83
84 RefPtr<Element> embedElement = m_doc->createElement(embedTag, false);
85
86 m_embedElement = static_cast<HTMLEmbedElement*>(embedElement.get());
87 m_embedElement->setAttribute(widthAttr, "100%");
88 m_embedElement->setAttribute(heightAttr, "100%");
89
90 m_embedElement->setAttribute(nameAttr, "plugin");
91 m_embedElement->setAttribute(srcAttr, m_doc->url().string());
92 m_embedElement->setAttribute(typeAttr, m_doc->frame()->loader()->responseMIMEType());
93
94 body->appendChild(embedElement, ec);
95 }
96
writeRawData(const char *,int)97 bool PluginTokenizer::writeRawData(const char*, int)
98 {
99 ASSERT(!m_embedElement);
100 if (m_embedElement)
101 return false;
102
103 createDocumentStructure();
104
105 if (Frame* frame = m_doc->frame()) {
106 Settings* settings = frame->settings();
107 if (settings && settings->arePluginsEnabled()) {
108 m_doc->updateLayout();
109
110 if (RenderWidget* renderer = toRenderWidget(m_embedElement->renderer())) {
111 frame->loader()->client()->redirectDataToPlugin(renderer->widget());
112 frame->loader()->activeDocumentLoader()->mainResourceLoader()->setShouldBufferData(false);
113 }
114
115 finish();
116 }
117 }
118
119 return false;
120 }
121
stopParsing()122 void PluginTokenizer::stopParsing()
123 {
124 Tokenizer::stopParsing();
125 }
126
finish()127 void PluginTokenizer::finish()
128 {
129 if (!m_parserStopped)
130 m_doc->finishedParsing();
131 }
132
isWaitingForScripts() const133 bool PluginTokenizer::isWaitingForScripts() const
134 {
135 // A plugin document is never waiting for scripts
136 return false;
137 }
138
PluginDocument(Frame * frame)139 PluginDocument::PluginDocument(Frame* frame)
140 : HTMLDocument(frame)
141 {
142 setParseMode(Compat);
143 }
144
createTokenizer()145 Tokenizer* PluginDocument::createTokenizer()
146 {
147 return new PluginTokenizer(this);
148 }
149
150 }
151