1 /*
2 * Copyright (C) 2008, 2009 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 "V8XMLHttpRequest.h"
33
34 #include "Frame.h"
35 #include "V8Binding.h"
36 #include "V8Blob.h"
37 #include "V8Document.h"
38 #include "V8HTMLDocument.h"
39 #include "V8Proxy.h"
40 #include "V8Utilities.h"
41 #include "WorkerContext.h"
42 #include "WorkerContextExecutionProxy.h"
43 #include "XMLHttpRequest.h"
44
45 namespace WebCore {
46
responseTextAccessorGetter(v8::Local<v8::String> name,const v8::AccessorInfo & info)47 v8::Handle<v8::Value> V8XMLHttpRequest::responseTextAccessorGetter(v8::Local<v8::String> name, const v8::AccessorInfo& info)
48 {
49 INC_STATS("DOM.XMLHttpRequest.responsetext._get");
50 XMLHttpRequest* xmlHttpRequest = V8XMLHttpRequest::toNative(info.Holder());
51 return xmlHttpRequest->responseText().v8StringOrNull();
52 }
53
addEventListenerCallback(const v8::Arguments & args)54 v8::Handle<v8::Value> V8XMLHttpRequest::addEventListenerCallback(const v8::Arguments& args)
55 {
56 INC_STATS("DOM.XMLHttpRequest.addEventListener()");
57 XMLHttpRequest* xmlHttpRequest = V8XMLHttpRequest::toNative(args.Holder());
58
59 RefPtr<EventListener> listener = V8DOMWrapper::getEventListener(xmlHttpRequest, args[1], false, ListenerFindOrCreate);
60 if (listener) {
61 String type = toWebCoreString(args[0]);
62 bool useCapture = args[2]->BooleanValue();
63 xmlHttpRequest->addEventListener(type, listener, useCapture);
64
65 createHiddenDependency(args.Holder(), args[1], cacheIndex);
66 }
67 return v8::Undefined();
68 }
69
removeEventListenerCallback(const v8::Arguments & args)70 v8::Handle<v8::Value> V8XMLHttpRequest::removeEventListenerCallback(const v8::Arguments& args)
71 {
72 INC_STATS("DOM.XMLHttpRequest.removeEventListener()");
73 XMLHttpRequest* xmlHttpRequest = V8XMLHttpRequest::toNative(args.Holder());
74
75 RefPtr<EventListener> listener = V8DOMWrapper::getEventListener(xmlHttpRequest, args[1], false, ListenerFindOnly);
76 if (listener) {
77 String type = toWebCoreString(args[0]);
78 bool useCapture = args[2]->BooleanValue();
79 xmlHttpRequest->removeEventListener(type, listener.get(), useCapture);
80
81 removeHiddenDependency(args.Holder(), args[1], cacheIndex);
82 }
83
84 return v8::Undefined();
85 }
86
openCallback(const v8::Arguments & args)87 v8::Handle<v8::Value> V8XMLHttpRequest::openCallback(const v8::Arguments& args)
88 {
89 INC_STATS("DOM.XMLHttpRequest.open()");
90 // Four cases:
91 // open(method, url)
92 // open(method, url, async)
93 // open(method, url, async, user)
94 // open(method, url, async, user, passwd)
95
96 if (args.Length() < 2)
97 return throwError("Not enough arguments", V8Proxy::SyntaxError);
98
99 XMLHttpRequest* xmlHttpRequest = V8XMLHttpRequest::toNative(args.Holder());
100
101 String method = toWebCoreString(args[0]);
102 String urlstring = toWebCoreString(args[1]);
103 ScriptExecutionContext* context = getScriptExecutionContext();
104 if (!context)
105 return v8::Undefined();
106
107 KURL url = context->completeURL(urlstring);
108
109 bool async = (args.Length() < 3) ? true : args[2]->BooleanValue();
110
111 ExceptionCode ec = 0;
112 String user, passwd;
113 if (args.Length() >= 4 && !args[3]->IsUndefined()) {
114 user = toWebCoreStringWithNullCheck(args[3]);
115
116 if (args.Length() >= 5 && !args[4]->IsUndefined()) {
117 passwd = toWebCoreStringWithNullCheck(args[4]);
118 xmlHttpRequest->open(method, url, async, user, passwd, ec);
119 } else
120 xmlHttpRequest->open(method, url, async, user, ec);
121 } else
122 xmlHttpRequest->open(method, url, async, ec);
123
124 if (ec)
125 return throwError(ec);
126
127 return v8::Undefined();
128 }
129
IsDocumentType(v8::Handle<v8::Value> value)130 static bool IsDocumentType(v8::Handle<v8::Value> value)
131 {
132 // FIXME: add other document types.
133 return V8Document::HasInstance(value) || V8HTMLDocument::HasInstance(value);
134 }
135
sendCallback(const v8::Arguments & args)136 v8::Handle<v8::Value> V8XMLHttpRequest::sendCallback(const v8::Arguments& args)
137 {
138 INC_STATS("DOM.XMLHttpRequest.send()");
139 XMLHttpRequest* xmlHttpRequest = V8XMLHttpRequest::toNative(args.Holder());
140
141 ExceptionCode ec = 0;
142 if (args.Length() < 1)
143 xmlHttpRequest->send(ec);
144 else {
145 v8::Handle<v8::Value> arg = args[0];
146 if (IsDocumentType(arg)) {
147 v8::Handle<v8::Object> object = v8::Handle<v8::Object>::Cast(arg);
148 Document* document = V8Document::toNative(object);
149 ASSERT(document);
150 xmlHttpRequest->send(document, ec);
151 } else if (V8Blob::HasInstance(arg)) {
152 v8::Handle<v8::Object> object = v8::Handle<v8::Object>::Cast(arg);
153 Blob* blob = V8Blob::toNative(object);
154 ASSERT(blob);
155 xmlHttpRequest->send(blob, ec);
156 } else
157 xmlHttpRequest->send(toWebCoreStringWithNullCheck(arg), ec);
158 }
159
160 if (ec)
161 return throwError(ec);
162
163 return v8::Undefined();
164 }
165
setRequestHeaderCallback(const v8::Arguments & args)166 v8::Handle<v8::Value> V8XMLHttpRequest::setRequestHeaderCallback(const v8::Arguments& args)
167 {
168 INC_STATS("DOM.XMLHttpRequest.setRequestHeader()");
169 if (args.Length() < 2)
170 return throwError("Not enough arguments", V8Proxy::SyntaxError);
171
172 XMLHttpRequest* xmlHttpRequest = V8XMLHttpRequest::toNative(args.Holder());
173 ExceptionCode ec = 0;
174 String header = toWebCoreString(args[0]);
175 String value = toWebCoreString(args[1]);
176 xmlHttpRequest->setRequestHeader(header, value, ec);
177 if (ec)
178 return throwError(ec);
179 return v8::Undefined();
180 }
181
getResponseHeaderCallback(const v8::Arguments & args)182 v8::Handle<v8::Value> V8XMLHttpRequest::getResponseHeaderCallback(const v8::Arguments& args)
183 {
184 INC_STATS("DOM.XMLHttpRequest.getResponseHeader()");
185 if (args.Length() < 1)
186 return throwError("Not enough arguments", V8Proxy::SyntaxError);
187
188 XMLHttpRequest* xmlHttpRequest = V8XMLHttpRequest::toNative(args.Holder());
189 ExceptionCode ec = 0;
190 String header = toWebCoreString(args[0]);
191 String result = xmlHttpRequest->getResponseHeader(header, ec);
192 if (ec)
193 return throwError(ec);
194 return v8StringOrNull(result);
195 }
196
overrideMimeTypeCallback(const v8::Arguments & args)197 v8::Handle<v8::Value> V8XMLHttpRequest::overrideMimeTypeCallback(const v8::Arguments& args)
198 {
199 INC_STATS("DOM.XMLHttpRequest.overrideMimeType()");
200 if (args.Length() < 1)
201 return throwError("Not enough arguments", V8Proxy::SyntaxError);
202
203 XMLHttpRequest* xmlHttpRequest = V8XMLHttpRequest::toNative(args.Holder());
204 String value = toWebCoreString(args[0]);
205 xmlHttpRequest->overrideMimeType(value);
206 return v8::Undefined();
207 }
208
dispatchEventCallback(const v8::Arguments & args)209 v8::Handle<v8::Value> V8XMLHttpRequest::dispatchEventCallback(const v8::Arguments& args)
210 {
211 INC_STATS("DOM.XMLHttpRequest.dispatchEvent()");
212 return v8::Undefined();
213 }
214
215 } // namespace WebCore
216