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/core/v8/ExceptionState.h"
35 #include "bindings/core/v8/custom/V8BlobCustomHelpers.h"
36
37 namespace blink {
38
constructorCustom(const v8::FunctionCallbackInfo<v8::Value> & info)39 void V8Blob::constructorCustom(const v8::FunctionCallbackInfo<v8::Value>& info)
40 {
41 ExceptionState exceptionState(ExceptionState::ConstructionContext, "Blob", info.Holder(), info.GetIsolate());
42 if (!info.Length()) {
43 RefPtrWillBeRawPtr<Blob> blob = Blob::create();
44 v8SetReturnValue(info, blob.release());
45 return;
46 }
47
48 // FIXME: handle sequences based on ES6 @@iterator, see http://crbug.com/393866
49 if (!info[0]->IsArray()) {
50 exceptionState.throwTypeError(ExceptionMessages::argumentNullOrIncorrectType(1, "Array"));
51 exceptionState.throwIfNeeded();
52 return;
53 }
54
55 V8BlobCustomHelpers::ParsedProperties properties(false);
56 if (info.Length() > 1) {
57 if (!info[1]->IsObject()) {
58 exceptionState.throwTypeError("The 2nd argument is not of type Object.");
59 exceptionState.throwIfNeeded();
60 return;
61 }
62
63 if (!properties.parseBlobPropertyBag(info[1], "Blob", exceptionState, info.GetIsolate())) {
64 exceptionState.throwIfNeeded();
65 return;
66 }
67 }
68
69 OwnPtr<BlobData> blobData = BlobData::create();
70 blobData->setContentType(properties.contentType());
71 if (!V8BlobCustomHelpers::processBlobParts(v8::Local<v8::Object>::Cast(info[0]), properties.normalizeLineEndingsToNative(), *blobData, info.GetIsolate()))
72 return;
73
74 long long blobSize = blobData->length();
75 RefPtrWillBeRawPtr<Blob> blob = Blob::create(BlobDataHandle::create(blobData.release(), blobSize));
76 v8SetReturnValue(info, blob.release());
77 }
78
79 } // namespace blink
80