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1 /* | |
2 * Copyright (C) 2012 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 "bindings/core/v8/V8Blob.h" | |
33 | |
34 #include "bindings/v8/ExceptionState.h" | |
35 #include "bindings/v8/custom/V8BlobCustomHelpers.h" | |
36 | |
37 namespace WebCore { | |
38 | |
39 void V8Blob::constructorCustom(const v8::FunctionCallbackInfo<v8::Value>& info) | |
40 { | |
41 ExceptionState exceptionState(ExceptionState::ConstructionContext, "Blob", i
nfo.Holder(), info.GetIsolate()); | |
42 if (!info.Length()) { | |
43 RefPtrWillBeRawPtr<Blob> blob = Blob::create(); | |
44 v8SetReturnValue(info, blob.release()); | |
45 return; | |
46 } | |
47 | |
48 uint32_t length = 0; | |
49 if (info[0]->IsArray()) { | |
50 length = v8::Local<v8::Array>::Cast(info[0])->Length(); | |
51 } else { | |
52 const int sequenceArgumentIndex = 0; | |
53 if (toV8Sequence(info[sequenceArgumentIndex], length, info.GetIsolate())
.IsEmpty()) { | |
54 exceptionState.throwTypeError(ExceptionMessages::notAnArrayTypeArgum
entOrValue(sequenceArgumentIndex + 1)); | |
55 exceptionState.throwIfNeeded(); | |
56 return; | |
57 } | |
58 } | |
59 | |
60 V8BlobCustomHelpers::ParsedProperties properties(false); | |
61 if (info.Length() > 1) { | |
62 if (!info[1]->IsObject()) { | |
63 exceptionState.throwTypeError("The 2nd argument is not of type Objec
t."); | |
64 exceptionState.throwIfNeeded(); | |
65 return; | |
66 } | |
67 | |
68 if (!properties.parseBlobPropertyBag(info[1], "Blob", exceptionState, in
fo.GetIsolate())) { | |
69 exceptionState.throwIfNeeded(); | |
70 return; | |
71 } | |
72 } | |
73 | |
74 OwnPtr<BlobData> blobData = BlobData::create(); | |
75 blobData->setContentType(properties.contentType()); | |
76 v8::Local<v8::Object> blobParts = v8::Local<v8::Object>::Cast(info[0]); | |
77 if (!V8BlobCustomHelpers::processBlobParts(blobParts, length, properties.nor
malizeLineEndingsToNative(), *blobData, info.GetIsolate())) | |
78 return; | |
79 | |
80 long long blobSize = blobData->length(); | |
81 RefPtrWillBeRawPtr<Blob> blob = Blob::create(BlobDataHandle::create(blobData
.release(), blobSize)); | |
82 v8SetReturnValue(info, blob.release()); | |
83 } | |
84 | |
85 } // namespace WebCore | |
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