1 | /* |
2 | * Copyright (C) 2010. Adam Barth. 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 Adam Barth. ("Adam Barth") 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 | #pragma once |
30 | |
31 | #include <wtf/text/WTFString.h> |
32 | |
33 | namespace WebCore { |
34 | |
35 | class Document; |
36 | class DocumentParser; |
37 | class Frame; |
38 | class TextResourceDecoder; |
39 | |
40 | class DocumentWriter { |
41 | WTF_MAKE_NONCOPYABLE(DocumentWriter); |
42 | public: |
43 | DocumentWriter() = default; |
44 | |
45 | // This is only called by ScriptController::executeIfJavaScriptURL |
46 | // and always contains the result of evaluating a javascript: url. |
47 | void replaceDocument(const String&, Document* ownerDocument); |
48 | |
49 | bool begin(); |
50 | bool begin(const URL&, bool dispatchWindowObjectAvailable = true, Document* ownerDocument = nullptr); |
51 | void addData(const char* bytes, size_t length); |
52 | void insertDataSynchronously(const String&); // For an internal use only to prevent the parser from yielding. |
53 | WEBCORE_EXPORT void end(); |
54 | |
55 | void setFrame(Frame& frame) { m_frame = &frame; } |
56 | |
57 | WEBCORE_EXPORT void setEncoding(const String& encoding, bool userChosen); |
58 | |
59 | const String& mimeType() const { return m_mimeType; } |
60 | void setMIMEType(const String& type) { m_mimeType = type; } |
61 | |
62 | // Exposed for DocumentParser::appendBytes. |
63 | TextResourceDecoder& decoder(); |
64 | void reportDataReceived(); |
65 | |
66 | void setDocumentWasLoadedAsPartOfNavigation(); |
67 | |
68 | private: |
69 | Ref<Document> createDocument(const URL&); |
70 | void clear(); |
71 | |
72 | Frame* m_frame { nullptr }; |
73 | |
74 | bool m_hasReceivedSomeData { false }; |
75 | String m_mimeType; |
76 | |
77 | bool m_encodingWasChosenByUser { false }; |
78 | String m_encoding; |
79 | RefPtr<TextResourceDecoder> m_decoder; |
80 | RefPtr<DocumentParser> m_parser; |
81 | |
82 | enum class State { NotStarted, Started, Finished }; |
83 | State m_state { State::NotStarted }; |
84 | }; |
85 | |
86 | } // namespace WebCore |
87 | |