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1 /* | 1 /* |
2 * Copyright (c) 2013, Google Inc. All rights reserved. | 2 * Copyright (c) 2013, Google Inc. All rights reserved. |
3 * | 3 * |
4 * Redistribution and use in source and binary forms, with or without | 4 * Redistribution and use in source and binary forms, with or without |
5 * modification, are permitted provided that the following conditions are | 5 * modification, are permitted provided that the following conditions are |
6 * met: | 6 * met: |
7 * | 7 * |
8 * * Redistributions of source code must retain the above copyright | 8 * * Redistributions of source code must retain the above copyright |
9 * notice, this list of conditions and the following disclaimer. | 9 * notice, this list of conditions and the following disclaimer. |
10 * * Redistributions in binary form must reproduce the above | 10 * * Redistributions in binary form must reproduce the above |
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24 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, | 24 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
25 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY | 25 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
26 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT | 26 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
27 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE | 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. | 28 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
29 */ | 29 */ |
30 | 30 |
31 #include "config.h" | 31 #include "config.h" |
32 #include "modules/imagebitmap/ImageBitmapFactories.h" | 32 #include "modules/imagebitmap/ImageBitmapFactories.h" |
33 | 33 |
34 #include "bindings/v8/ExceptionMessages.h" | |
35 #include "bindings/v8/ExceptionState.h" | 34 #include "bindings/v8/ExceptionState.h" |
36 #include "bindings/v8/ScriptScope.h" | 35 #include "bindings/v8/ScriptScope.h" |
37 #include "core/fileapi/Blob.h" | 36 #include "core/fileapi/Blob.h" |
38 #include "core/html/HTMLCanvasElement.h" | 37 #include "core/html/HTMLCanvasElement.h" |
39 #include "core/html/HTMLImageElement.h" | 38 #include "core/html/HTMLImageElement.h" |
40 #include "core/html/HTMLVideoElement.h" | 39 #include "core/html/HTMLVideoElement.h" |
41 #include "core/html/ImageData.h" | 40 #include "core/html/ImageData.h" |
42 #include "core/html/canvas/CanvasRenderingContext2D.h" | 41 #include "core/html/canvas/CanvasRenderingContext2D.h" |
43 #include "core/frame/DOMWindow.h" | 42 #include "core/frame/DOMWindow.h" |
44 #include "core/frame/ImageBitmap.h" | 43 #include "core/frame/ImageBitmap.h" |
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93 } | 92 } |
94 if (image->cachedImage()->image()->isSVGImage()) { | 93 if (image->cachedImage()->image()->isSVGImage()) { |
95 exceptionState.throwUninformativeAndGenericDOMException(InvalidStateErro
r); | 94 exceptionState.throwUninformativeAndGenericDOMException(InvalidStateErro
r); |
96 return ScriptPromise(); | 95 return ScriptPromise(); |
97 } | 96 } |
98 if (!sw || !sh) { | 97 if (!sw || !sh) { |
99 exceptionState.throwUninformativeAndGenericDOMException(IndexSizeError); | 98 exceptionState.throwUninformativeAndGenericDOMException(IndexSizeError); |
100 return ScriptPromise(); | 99 return ScriptPromise(); |
101 } | 100 } |
102 if (!image->cachedImage()->image()->currentFrameHasSingleSecurityOrigin()) { | 101 if (!image->cachedImage()->image()->currentFrameHasSingleSecurityOrigin()) { |
103 exceptionState.throwSecurityError(ExceptionMessages::failedToExecute("cr
eateImageBitmap", "ImageBitmapFactories", "the source image contains cross-origi
n image data.")); | 102 exceptionState.throwSecurityError("the source image contains cross-origi
n image data."); |
104 return ScriptPromise(); | 103 return ScriptPromise(); |
105 } | 104 } |
106 if (!image->cachedImage()->passesAccessControlCheck(eventTarget->toDOMWindow
()->document()->securityOrigin()) | 105 if (!image->cachedImage()->passesAccessControlCheck(eventTarget->toDOMWindow
()->document()->securityOrigin()) |
107 && eventTarget->toDOMWindow()->document()->securityOrigin()->taintsCanvas(im
age->src())) { | 106 && eventTarget->toDOMWindow()->document()->securityOrigin()->taintsCanvas(im
age->src())) { |
108 exceptionState.throwSecurityError(ExceptionMessages::failedToExecute("cr
eateImageBitmap", "ImageBitmapFactories", "cross-origin access to the source ima
ge is denied.")); | 107 exceptionState.throwSecurityError("cross-origin access to the source ima
ge is denied."); |
109 return ScriptPromise(); | 108 return ScriptPromise(); |
110 } | 109 } |
111 // FIXME: make ImageBitmap creation asynchronous crbug.com/258082 | 110 // FIXME: make ImageBitmap creation asynchronous crbug.com/258082 |
112 return fulfillImageBitmap(eventTarget->executionContext(), ImageBitmap::crea
te(image, IntRect(sx, sy, sw, sh))); | 111 return fulfillImageBitmap(eventTarget->executionContext(), ImageBitmap::crea
te(image, IntRect(sx, sy, sw, sh))); |
113 } | 112 } |
114 | 113 |
115 ScriptPromise ImageBitmapFactories::createImageBitmap(EventTarget* eventTarget,
HTMLVideoElement* video, ExceptionState& exceptionState) | 114 ScriptPromise ImageBitmapFactories::createImageBitmap(EventTarget* eventTarget,
HTMLVideoElement* video, ExceptionState& exceptionState) |
116 { | 115 { |
117 IntSize s = sizeFor(video); | 116 IntSize s = sizeFor(video); |
118 return createImageBitmap(eventTarget, video, 0, 0, s.width(), s.height(), ex
ceptionState); | 117 return createImageBitmap(eventTarget, video, 0, 0, s.width(), s.height(), ex
ceptionState); |
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137 } | 136 } |
138 if (video->player()->readyState() <= MediaPlayer::HaveMetadata) { | 137 if (video->player()->readyState() <= MediaPlayer::HaveMetadata) { |
139 exceptionState.throwUninformativeAndGenericDOMException(InvalidStateErro
r); | 138 exceptionState.throwUninformativeAndGenericDOMException(InvalidStateErro
r); |
140 return ScriptPromise(); | 139 return ScriptPromise(); |
141 } | 140 } |
142 if (!sw || !sh) { | 141 if (!sw || !sh) { |
143 exceptionState.throwUninformativeAndGenericDOMException(IndexSizeError); | 142 exceptionState.throwUninformativeAndGenericDOMException(IndexSizeError); |
144 return ScriptPromise(); | 143 return ScriptPromise(); |
145 } | 144 } |
146 if (!video->hasSingleSecurityOrigin()) { | 145 if (!video->hasSingleSecurityOrigin()) { |
147 exceptionState.throwSecurityError(ExceptionMessages::failedToExecute("cr
eateImageBitmap", "ImageBitmapFactories", "the source video contains cross-origi
n image data.")); | 146 exceptionState.throwSecurityError("the source video contains cross-origi
n image data."); |
148 return ScriptPromise(); | 147 return ScriptPromise(); |
149 } | 148 } |
150 if (!video->player()->didPassCORSAccessCheck() && eventTarget->toDOMWindow()
->document()->securityOrigin()->taintsCanvas(video->currentSrc())) { | 149 if (!video->player()->didPassCORSAccessCheck() && eventTarget->toDOMWindow()
->document()->securityOrigin()->taintsCanvas(video->currentSrc())) { |
151 exceptionState.throwSecurityError(ExceptionMessages::failedToExecute("cr
eateImageBitmap", "ImageBitmapFactories", "cross-origin access to the source vid
eo is denied.")); | 150 exceptionState.throwSecurityError("cross-origin access to the source vid
eo is denied."); |
152 return ScriptPromise(); | 151 return ScriptPromise(); |
153 } | 152 } |
154 // FIXME: make ImageBitmap creation asynchronous crbug.com/258082 | 153 // FIXME: make ImageBitmap creation asynchronous crbug.com/258082 |
155 return fulfillImageBitmap(eventTarget->executionContext(), ImageBitmap::crea
te(video, IntRect(sx, sy, sw, sh))); | 154 return fulfillImageBitmap(eventTarget->executionContext(), ImageBitmap::crea
te(video, IntRect(sx, sy, sw, sh))); |
156 } | 155 } |
157 | 156 |
158 ScriptPromise ImageBitmapFactories::createImageBitmap(EventTarget* eventTarget,
CanvasRenderingContext2D* context, ExceptionState& exceptionState) | 157 ScriptPromise ImageBitmapFactories::createImageBitmap(EventTarget* eventTarget,
CanvasRenderingContext2D* context, ExceptionState& exceptionState) |
159 { | 158 { |
160 return createImageBitmap(eventTarget, context->canvas(), exceptionState); | 159 return createImageBitmap(eventTarget, context->canvas(), exceptionState); |
161 } | 160 } |
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350 m_resolver->resolve(imageBitmap.release()); | 349 m_resolver->resolve(imageBitmap.release()); |
351 m_factory->didFinishLoading(this); | 350 m_factory->didFinishLoading(this); |
352 } | 351 } |
353 | 352 |
354 void ImageBitmapFactories::ImageBitmapLoader::didFail(FileError::ErrorCode) | 353 void ImageBitmapFactories::ImageBitmapLoader::didFail(FileError::ErrorCode) |
355 { | 354 { |
356 rejectPromise(); | 355 rejectPromise(); |
357 } | 356 } |
358 | 357 |
359 } // namespace WebCore | 358 } // namespace WebCore |
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