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1 /* | 1 /* |
2 * Copyright (C) 2008 Nikolas Zimmermann <zimmermann@kde.org> | 2 * Copyright (C) 2008 Nikolas Zimmermann <zimmermann@kde.org> |
3 * | 3 * |
4 * This library is free software; you can redistribute it and/or | 4 * This library is free software; you can redistribute it and/or |
5 * modify it under the terms of the GNU Library General Public | 5 * modify it under the terms of the GNU Library General Public |
6 * License as published by the Free Software Foundation; either | 6 * License as published by the Free Software Foundation; either |
7 * version 2 of the License, or (at your option) any later version. | 7 * version 2 of the License, or (at your option) any later version. |
8 * | 8 * |
9 * This library is distributed in the hope that it will be useful, | 9 * This library is distributed in the hope that it will be useful, |
10 * but WITHOUT ANY WARRANTY; without even the implied warranty of | 10 * but WITHOUT ANY WARRANTY; without even the implied warranty of |
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23 | 23 |
24 #include "core/fetch/ResourceClient.h" | 24 #include "core/fetch/ResourceClient.h" |
25 #include "core/fetch/ResourcePtr.h" | 25 #include "core/fetch/ResourcePtr.h" |
26 #include "wtf/text/TextPosition.h" | 26 #include "wtf/text/TextPosition.h" |
27 #include "wtf/text/WTFString.h" | 27 #include "wtf/text/WTFString.h" |
28 | 28 |
29 namespace WebCore { | 29 namespace WebCore { |
30 | 30 |
31 class ScriptResource; | 31 class ScriptResource; |
32 class ContainerNode; | 32 class ContainerNode; |
| 33 class Document; |
33 class Element; | 34 class Element; |
34 class ScriptLoaderClient; | 35 class ScriptLoaderClient; |
35 class ScriptSourceCode; | 36 class ScriptSourceCode; |
36 | 37 |
37 | 38 |
38 class ScriptLoader : private ResourceClient { | 39 class ScriptLoader : private ResourceClient { |
39 public: | 40 public: |
40 static PassOwnPtr<ScriptLoader> create(Element*, bool createdByParser, bool
isEvaluated); | 41 static PassOwnPtr<ScriptLoader> create(Element*, bool createdByParser, bool
isEvaluated); |
41 virtual ~ScriptLoader(); | 42 virtual ~ScriptLoader(); |
42 | 43 |
43 Element* element() const { return m_element; } | 44 Element* element() const { return m_element; } |
44 | 45 |
45 enum LegacyTypeSupport { DisallowLegacyTypeInTypeAttribute, AllowLegacyTypeI
nTypeAttribute }; | 46 enum LegacyTypeSupport { DisallowLegacyTypeInTypeAttribute, AllowLegacyTypeI
nTypeAttribute }; |
46 bool prepareScript(const TextPosition& scriptStartPosition = TextPosition::m
inimumPosition(), LegacyTypeSupport = DisallowLegacyTypeInTypeAttribute); | 47 bool prepareScript(const TextPosition& scriptStartPosition = TextPosition::m
inimumPosition(), LegacyTypeSupport = DisallowLegacyTypeInTypeAttribute); |
47 | 48 |
48 String scriptCharset() const { return m_characterEncoding; } | 49 String scriptCharset() const { return m_characterEncoding; } |
49 String scriptContent() const; | 50 String scriptContent() const; |
50 void executeScript(const ScriptSourceCode&); | 51 void executeScript(const ScriptSourceCode&); |
51 void execute(ScriptResource*); | 52 void execute(ScriptResource*); |
52 | 53 |
| 54 // Check if potentially cross-origin enabled script is accessible |
| 55 // prior to execution. Returns 'false' if not accessible, signalling |
| 56 // that callers must not dispatch load events as the cross-origin |
| 57 // fetch failed. |
| 58 bool executePotentiallyCrossOriginScript(const ScriptSourceCode&); |
| 59 |
53 // XML parser calls these | 60 // XML parser calls these |
54 void dispatchLoadEvent(); | 61 void dispatchLoadEvent(); |
55 void dispatchErrorEvent(); | 62 void dispatchErrorEvent(); |
56 bool isScriptTypeSupported(LegacyTypeSupport) const; | 63 bool isScriptTypeSupported(LegacyTypeSupport) const; |
57 | 64 |
58 bool haveFiredLoadEvent() const { return m_haveFiredLoad; } | 65 bool haveFiredLoadEvent() const { return m_haveFiredLoad; } |
59 bool willBeParserExecuted() const { return m_willBeParserExecuted; } | 66 bool willBeParserExecuted() const { return m_willBeParserExecuted; } |
60 bool readyToBeParserExecuted() const { return m_readyToBeParserExecuted; } | 67 bool readyToBeParserExecuted() const { return m_readyToBeParserExecuted; } |
61 bool willExecuteWhenDocumentFinishedParsing() const { return m_willExecuteWh
enDocumentFinishedParsing; } | 68 bool willExecuteWhenDocumentFinishedParsing() const { return m_willExecuteWh
enDocumentFinishedParsing; } |
62 ResourcePtr<ScriptResource> resource() { return m_resource; } | 69 ResourcePtr<ScriptResource> resource() { return m_resource; } |
63 | 70 |
64 void setHaveFiredLoadEvent(bool haveFiredLoad) { m_haveFiredLoad = haveFired
Load; } | 71 void setHaveFiredLoadEvent(bool haveFiredLoad) { m_haveFiredLoad = haveFired
Load; } |
65 bool isParserInserted() const { return m_parserInserted; } | 72 bool isParserInserted() const { return m_parserInserted; } |
66 bool alreadyStarted() const { return m_alreadyStarted; } | 73 bool alreadyStarted() const { return m_alreadyStarted; } |
67 bool forceAsync() const { return m_forceAsync; } | 74 bool forceAsync() const { return m_forceAsync; } |
68 | 75 |
69 // Helper functions used by our parent classes. | 76 // Helper functions used by our parent classes. |
70 void didNotifySubtreeInsertionsToDocument(); | 77 void didNotifySubtreeInsertionsToDocument(); |
71 void childrenChanged(); | 78 void childrenChanged(); |
72 void handleSourceAttribute(const String& sourceUrl); | 79 void handleSourceAttribute(const String& sourceUrl); |
73 void handleAsyncAttribute(); | 80 void handleAsyncAttribute(); |
74 | 81 |
| 82 static void reportCrossOriginFailure(Document*, const KURL& originUrl, const
String& errorDescription); |
| 83 |
75 private: | 84 private: |
76 ScriptLoader(Element*, bool createdByParser, bool isEvaluated); | 85 ScriptLoader(Element*, bool createdByParser, bool isEvaluated); |
77 | 86 |
78 bool ignoresLoadRequest() const; | 87 bool ignoresLoadRequest() const; |
79 bool isScriptForEventSupported() const; | 88 bool isScriptForEventSupported() const; |
80 | 89 |
81 bool fetchScript(const String& sourceUrl); | 90 bool fetchScript(const String& sourceUrl); |
82 void stopLoadRequest(); | 91 void stopLoadRequest(); |
83 | 92 |
84 ScriptLoaderClient* client() const; | 93 ScriptLoaderClient* client() const; |
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106 | 115 |
107 inline PassOwnPtr<ScriptLoader> ScriptLoader::create(Element* element, bool crea
tedByParser, bool isEvaluated) | 116 inline PassOwnPtr<ScriptLoader> ScriptLoader::create(Element* element, bool crea
tedByParser, bool isEvaluated) |
108 { | 117 { |
109 return adoptPtr(new ScriptLoader(element, createdByParser, isEvaluated)); | 118 return adoptPtr(new ScriptLoader(element, createdByParser, isEvaluated)); |
110 } | 119 } |
111 | 120 |
112 } | 121 } |
113 | 122 |
114 | 123 |
115 #endif | 124 #endif |
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