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 "XMLHttpRequest.h"
33
34 #include "Frame.h"
35 #include "V8Binding.h"
36 #include "V8Document.h"
37 #include "V8CustomBinding.h"
38 #include "V8HTMLDocument.h"
39 #include "V8ObjectEventListener.h"
40 #include "V8Proxy.h"
41 #include "V8Utilities.h"
42 #include "WorkerContext.h"
43 #include "WorkerContextExecutionProxy.h"
44
45 namespace WebCore {
46
getEventListener(XMLHttpRequest * xmlHttpRequest,v8::Local<v8::Value> value,bool findOnly)47 static PassRefPtr<EventListener> getEventListener(XMLHttpRequest* xmlHttpRequest, v8::Local<v8::Value> value, bool findOnly)
48 {
49 #if ENABLE(WORKERS)
50 WorkerContextExecutionProxy* workerContextProxy = WorkerContextExecutionProxy::retrieve();
51 if (workerContextProxy)
52 return workerContextProxy->findOrCreateObjectEventListener(value, false, findOnly);
53 #endif
54
55 V8Proxy* proxy = V8Proxy::retrieve(xmlHttpRequest->scriptExecutionContext());
56 if (proxy) {
57 V8EventListenerList* list = proxy->objectListeners();
58 return findOnly ? list->findWrapper(value, false) : list->findOrCreateWrapper<V8ObjectEventListener>(proxy->frame(), value, false);
59 }
60
61 return PassRefPtr<EventListener>();
62 }
63
ACCESSOR_GETTER(XMLHttpRequestOnabort)64 ACCESSOR_GETTER(XMLHttpRequestOnabort)
65 {
66 INC_STATS("DOM.XMLHttpRequest.onabort._get");
67 XMLHttpRequest* xmlHttpRequest = V8DOMWrapper::convertToNativeObject<XMLHttpRequest>(V8ClassIndex::XMLHTTPREQUEST, info.Holder());
68 if (xmlHttpRequest->onabort()) {
69 V8ObjectEventListener* listener = static_cast<V8ObjectEventListener*>(xmlHttpRequest->onabort());
70 v8::Local<v8::Object> v8Listener = listener->getListenerObject();
71 return v8Listener;
72 }
73 return v8::Null();
74 }
75
ACCESSOR_SETTER(XMLHttpRequestOnabort)76 ACCESSOR_SETTER(XMLHttpRequestOnabort)
77 {
78 INC_STATS("DOM.XMLHttpRequest.onabort._set");
79 XMLHttpRequest* xmlHttpRequest = V8DOMWrapper::convertToNativeObject<XMLHttpRequest>(V8ClassIndex::XMLHTTPREQUEST, info.Holder());
80 if (value->IsNull()) {
81 if (xmlHttpRequest->onabort()) {
82 V8ObjectEventListener* listener = static_cast<V8ObjectEventListener*>(xmlHttpRequest->onabort());
83 v8::Local<v8::Object> v8Listener = listener->getListenerObject();
84 removeHiddenDependency(info.Holder(), v8Listener, V8Custom::kXMLHttpRequestCacheIndex);
85 }
86
87 // Clear the listener.
88 xmlHttpRequest->setOnabort(0);
89 } else {
90 RefPtr<EventListener> listener = getEventListener(xmlHttpRequest, value, false);
91 if (listener) {
92 xmlHttpRequest->setOnabort(listener);
93 createHiddenDependency(info.Holder(), value, V8Custom::kXMLHttpRequestCacheIndex);
94 }
95 }
96 }
97
ACCESSOR_GETTER(XMLHttpRequestOnerror)98 ACCESSOR_GETTER(XMLHttpRequestOnerror)
99 {
100 INC_STATS("DOM.XMLHttpRequest.onerror._get");
101 XMLHttpRequest* xmlHttpRequest = V8DOMWrapper::convertToNativeObject<XMLHttpRequest>(V8ClassIndex::XMLHTTPREQUEST, info.Holder());
102 if (xmlHttpRequest->onerror()) {
103 RefPtr<V8ObjectEventListener> listener = static_cast<V8ObjectEventListener*>(xmlHttpRequest->onerror());
104 v8::Local<v8::Object> v8Listener = listener->getListenerObject();
105 return v8Listener;
106 }
107 return v8::Null();
108 }
109
ACCESSOR_SETTER(XMLHttpRequestOnerror)110 ACCESSOR_SETTER(XMLHttpRequestOnerror)
111 {
112 INC_STATS("DOM.XMLHttpRequest.onerror._set");
113 XMLHttpRequest* xmlHttpRequest = V8DOMWrapper::convertToNativeObject<XMLHttpRequest>(V8ClassIndex::XMLHTTPREQUEST, info.Holder());
114 if (value->IsNull()) {
115 if (xmlHttpRequest->onerror()) {
116 V8ObjectEventListener* listener = static_cast<V8ObjectEventListener*>(xmlHttpRequest->onerror());
117 v8::Local<v8::Object> v8Listener = listener->getListenerObject();
118 removeHiddenDependency(info.Holder(), v8Listener, V8Custom::kXMLHttpRequestCacheIndex);
119 }
120
121 // Clear the listener.
122 xmlHttpRequest->setOnerror(0);
123 } else {
124 RefPtr<EventListener> listener = getEventListener(xmlHttpRequest, value, false);
125 if (listener) {
126 xmlHttpRequest->setOnerror(listener);
127 createHiddenDependency(info.Holder(), value, V8Custom::kXMLHttpRequestCacheIndex);
128 }
129 }
130 }
131
ACCESSOR_GETTER(XMLHttpRequestOnload)132 ACCESSOR_GETTER(XMLHttpRequestOnload)
133 {
134 INC_STATS("DOM.XMLHttpRequest.onload._get");
135 XMLHttpRequest* xmlHttpRequest = V8DOMWrapper::convertToNativeObject<XMLHttpRequest>(V8ClassIndex::XMLHTTPREQUEST, info.Holder());
136 if (xmlHttpRequest->onload()) {
137 V8ObjectEventListener* listener = static_cast<V8ObjectEventListener*>(xmlHttpRequest->onload());
138 v8::Local<v8::Object> v8Listener = listener->getListenerObject();
139 return v8Listener;
140 }
141 return v8::Null();
142 }
143
ACCESSOR_SETTER(XMLHttpRequestOnload)144 ACCESSOR_SETTER(XMLHttpRequestOnload)
145 {
146 INC_STATS("DOM.XMLHttpRequest.onload._set");
147 XMLHttpRequest* xmlHttpRequest = V8DOMWrapper::convertToNativeObject<XMLHttpRequest>(V8ClassIndex::XMLHTTPREQUEST, info.Holder());
148 if (value->IsNull()) {
149 if (xmlHttpRequest->onload()) {
150 V8ObjectEventListener* listener = static_cast<V8ObjectEventListener*>(xmlHttpRequest->onload());
151 v8::Local<v8::Object> v8Listener = listener->getListenerObject();
152 removeHiddenDependency(info.Holder(), v8Listener, V8Custom::kXMLHttpRequestCacheIndex);
153 }
154
155 xmlHttpRequest->setOnload(0);
156
157 } else {
158 RefPtr<EventListener> listener = getEventListener(xmlHttpRequest, value, false);
159 if (listener) {
160 xmlHttpRequest->setOnload(listener.get());
161 createHiddenDependency(info.Holder(), value, V8Custom::kXMLHttpRequestCacheIndex);
162 }
163 }
164 }
165
ACCESSOR_GETTER(XMLHttpRequestOnloadstart)166 ACCESSOR_GETTER(XMLHttpRequestOnloadstart)
167 {
168 INC_STATS("DOM.XMLHttpRequest.onloadstart._get");
169 XMLHttpRequest* xmlHttpRequest = V8DOMWrapper::convertToNativeObject<XMLHttpRequest>(V8ClassIndex::XMLHTTPREQUEST, info.Holder());
170 if (xmlHttpRequest->onloadstart()) {
171 V8ObjectEventListener* listener = static_cast<V8ObjectEventListener*>(xmlHttpRequest->onloadstart());
172 v8::Local<v8::Object> v8Listener = listener->getListenerObject();
173 return v8Listener;
174 }
175 return v8::Null();
176 }
177
ACCESSOR_SETTER(XMLHttpRequestOnloadstart)178 ACCESSOR_SETTER(XMLHttpRequestOnloadstart)
179 {
180 INC_STATS("DOM.XMLHttpRequest.onloadstart._set");
181 XMLHttpRequest* xmlHttpRequest = V8DOMWrapper::convertToNativeObject<XMLHttpRequest>(V8ClassIndex::XMLHTTPREQUEST, info.Holder());
182 if (value->IsNull()) {
183 if (xmlHttpRequest->onloadstart()) {
184 V8ObjectEventListener* listener = static_cast<V8ObjectEventListener*>(xmlHttpRequest->onloadstart());
185 v8::Local<v8::Object> v8Listener = listener->getListenerObject();
186 removeHiddenDependency(info.Holder(), v8Listener, V8Custom::kXMLHttpRequestCacheIndex);
187 }
188
189 // Clear the listener.
190 xmlHttpRequest->setOnloadstart(0);
191 } else {
192 RefPtr<EventListener> listener = getEventListener(xmlHttpRequest, value, false);
193 if (listener) {
194 xmlHttpRequest->setOnloadstart(listener);
195 createHiddenDependency(info.Holder(), value, V8Custom::kXMLHttpRequestCacheIndex);
196 }
197 }
198 }
199
ACCESSOR_GETTER(XMLHttpRequestOnprogress)200 ACCESSOR_GETTER(XMLHttpRequestOnprogress)
201 {
202 INC_STATS("DOM.XMLHttpRequest.onprogress._get");
203 XMLHttpRequest* xmlHttpRequest = V8DOMWrapper::convertToNativeObject<XMLHttpRequest>(V8ClassIndex::XMLHTTPREQUEST, info.Holder());
204 if (xmlHttpRequest->onprogress()) {
205 V8ObjectEventListener* listener = static_cast<V8ObjectEventListener*>(xmlHttpRequest->onprogress());
206 v8::Local<v8::Object> v8Listener = listener->getListenerObject();
207 return v8Listener;
208 }
209 return v8::Null();
210 }
211
ACCESSOR_SETTER(XMLHttpRequestOnprogress)212 ACCESSOR_SETTER(XMLHttpRequestOnprogress)
213 {
214 INC_STATS("DOM.XMLHttpRequest.onprogress._set");
215 XMLHttpRequest* xmlHttpRequest = V8DOMWrapper::convertToNativeObject<XMLHttpRequest>(V8ClassIndex::XMLHTTPREQUEST, info.Holder());
216 if (value->IsNull()) {
217 if (xmlHttpRequest->onprogress()) {
218 V8ObjectEventListener* listener = static_cast<V8ObjectEventListener*>(xmlHttpRequest->onprogress());
219 v8::Local<v8::Object> v8Listener = listener->getListenerObject();
220 removeHiddenDependency(info.Holder(), v8Listener, V8Custom::kXMLHttpRequestCacheIndex);
221 }
222
223 // Clear the listener.
224 xmlHttpRequest->setOnprogress(0);
225 } else {
226 RefPtr<EventListener> listener = getEventListener(xmlHttpRequest, value, false);
227 if (listener) {
228 xmlHttpRequest->setOnprogress(listener);
229 createHiddenDependency(info.Holder(), value, V8Custom::kXMLHttpRequestCacheIndex);
230 }
231 }
232 }
233
ACCESSOR_GETTER(XMLHttpRequestOnreadystatechange)234 ACCESSOR_GETTER(XMLHttpRequestOnreadystatechange)
235 {
236 INC_STATS("DOM.XMLHttpRequest.onreadystatechange._get");
237 XMLHttpRequest* xmlHttpRequest = V8DOMWrapper::convertToNativeObject<XMLHttpRequest>(V8ClassIndex::XMLHTTPREQUEST, info.Holder());
238 if (xmlHttpRequest->onreadystatechange()) {
239 V8ObjectEventListener* listener = static_cast<V8ObjectEventListener*>(xmlHttpRequest->onreadystatechange());
240 v8::Local<v8::Object> v8Listener = listener->getListenerObject();
241 return v8Listener;
242 }
243 return v8::Null();
244 }
245
ACCESSOR_SETTER(XMLHttpRequestOnreadystatechange)246 ACCESSOR_SETTER(XMLHttpRequestOnreadystatechange)
247 {
248 INC_STATS("DOM.XMLHttpRequest.onreadystatechange._set");
249 XMLHttpRequest* xmlHttpRequest = V8DOMWrapper::convertToNativeObject<XMLHttpRequest>(V8ClassIndex::XMLHTTPREQUEST, info.Holder());
250 if (value->IsNull()) {
251 if (xmlHttpRequest->onreadystatechange()) {
252 V8ObjectEventListener* listener = static_cast<V8ObjectEventListener*>(xmlHttpRequest->onreadystatechange());
253 v8::Local<v8::Object> v8Listener = listener->getListenerObject();
254 removeHiddenDependency(info.Holder(), v8Listener, V8Custom::kXMLHttpRequestCacheIndex);
255 }
256
257 // Clear the listener.
258 xmlHttpRequest->setOnreadystatechange(0);
259 } else {
260 RefPtr<EventListener> listener = getEventListener(xmlHttpRequest, value, false);
261 if (listener) {
262 xmlHttpRequest->setOnreadystatechange(listener.get());
263 createHiddenDependency(info.Holder(), value, V8Custom::kXMLHttpRequestCacheIndex);
264 }
265 }
266 }
267
ACCESSOR_GETTER(XMLHttpRequestResponseText)268 ACCESSOR_GETTER(XMLHttpRequestResponseText)
269 {
270 // FIXME: This is only needed because webkit set this getter as custom.
271 // So we need a custom method to avoid forking the IDL file.
272 INC_STATS("DOM.XMLHttpRequest.responsetext._get");
273 XMLHttpRequest* xmlHttpRequest = V8DOMWrapper::convertToNativeObject<XMLHttpRequest>(V8ClassIndex::XMLHTTPREQUEST, info.Holder());
274 return v8StringOrNull(xmlHttpRequest->responseText());
275 }
276
CALLBACK_FUNC_DECL(XMLHttpRequestAddEventListener)277 CALLBACK_FUNC_DECL(XMLHttpRequestAddEventListener)
278 {
279 INC_STATS("DOM.XMLHttpRequest.addEventListener()");
280 XMLHttpRequest* xmlHttpRequest = V8DOMWrapper::convertToNativeObject<XMLHttpRequest>(V8ClassIndex::XMLHTTPREQUEST, args.Holder());
281
282 RefPtr<EventListener> listener = getEventListener(xmlHttpRequest, args[1], false);
283 if (listener) {
284 String type = toWebCoreString(args[0]);
285 bool useCapture = args[2]->BooleanValue();
286 xmlHttpRequest->addEventListener(type, listener, useCapture);
287
288 createHiddenDependency(args.Holder(), args[1], V8Custom::kXMLHttpRequestCacheIndex);
289 }
290 return v8::Undefined();
291 }
292
CALLBACK_FUNC_DECL(XMLHttpRequestRemoveEventListener)293 CALLBACK_FUNC_DECL(XMLHttpRequestRemoveEventListener)
294 {
295 INC_STATS("DOM.XMLHttpRequest.removeEventListener()");
296 XMLHttpRequest* xmlHttpRequest = V8DOMWrapper::convertToNativeObject<XMLHttpRequest>(V8ClassIndex::XMLHTTPREQUEST, args.Holder());
297
298 RefPtr<EventListener> listener = getEventListener(xmlHttpRequest, args[1], true);
299 if (listener) {
300 String type = toWebCoreString(args[0]);
301 bool useCapture = args[2]->BooleanValue();
302 xmlHttpRequest->removeEventListener(type, listener.get(), useCapture);
303
304 removeHiddenDependency(args.Holder(), args[1], V8Custom::kXMLHttpRequestCacheIndex);
305 }
306
307 return v8::Undefined();
308 }
309
CALLBACK_FUNC_DECL(XMLHttpRequestOpen)310 CALLBACK_FUNC_DECL(XMLHttpRequestOpen)
311 {
312 INC_STATS("DOM.XMLHttpRequest.open()");
313 // Four cases:
314 // open(method, url)
315 // open(method, url, async)
316 // open(method, url, async, user)
317 // open(method, url, async, user, passwd)
318
319 if (args.Length() < 2)
320 return throwError("Not enough arguments", V8Proxy::SyntaxError);
321
322 XMLHttpRequest* xmlHttpRequest = V8DOMWrapper::convertToNativeObject<XMLHttpRequest>(V8ClassIndex::XMLHTTPREQUEST, args.Holder());
323
324 String method = toWebCoreString(args[0]);
325 String urlstring = toWebCoreString(args[1]);
326 ScriptExecutionContext* context = 0;
327 #if ENABLE(WORKERS)
328 WorkerContextExecutionProxy* workerContextProxy = WorkerContextExecutionProxy::retrieve();
329 if (workerContextProxy) {
330 context = workerContextProxy->workerContext();
331 ASSERT(context);
332 }
333 #endif
334
335 if (!context) {
336 V8Proxy* proxy = V8Proxy::retrieve();
337 if (!proxy)
338 return v8::Undefined();
339 context = proxy->frame()->document();
340 ASSERT(context);
341 }
342
343 KURL url = context->completeURL(urlstring);
344
345 bool async = (args.Length() < 3) ? true : args[2]->BooleanValue();
346
347 ExceptionCode ec = 0;
348 String user, passwd;
349 if (args.Length() >= 4 && !args[3]->IsUndefined()) {
350 user = toWebCoreStringWithNullCheck(args[3]);
351
352 if (args.Length() >= 5 && !args[4]->IsUndefined()) {
353 passwd = toWebCoreStringWithNullCheck(args[4]);
354 xmlHttpRequest->open(method, url, async, user, passwd, ec);
355 } else
356 xmlHttpRequest->open(method, url, async, user, ec);
357 } else
358 xmlHttpRequest->open(method, url, async, ec);
359
360 if (ec)
361 return throwError(ec);
362
363 return v8::Undefined();
364 }
365
IsDocumentType(v8::Handle<v8::Value> value)366 static bool IsDocumentType(v8::Handle<v8::Value> value)
367 {
368 // FIXME: add other document types.
369 return V8Document::HasInstance(value) || V8HTMLDocument::HasInstance(value);
370 }
371
CALLBACK_FUNC_DECL(XMLHttpRequestSend)372 CALLBACK_FUNC_DECL(XMLHttpRequestSend)
373 {
374 INC_STATS("DOM.XMLHttpRequest.send()");
375 XMLHttpRequest* xmlHttpRequest = V8DOMWrapper::convertToNativeObject<XMLHttpRequest>(V8ClassIndex::XMLHTTPREQUEST, args.Holder());
376
377 ExceptionCode ec = 0;
378 if (args.Length() < 1)
379 xmlHttpRequest->send(ec);
380 else {
381 v8::Handle<v8::Value> arg = args[0];
382 // FIXME: upstream handles "File" objects too.
383 if (IsDocumentType(arg)) {
384 v8::Handle<v8::Object> object = v8::Handle<v8::Object>::Cast(arg);
385 Document* document = V8DOMWrapper::convertDOMWrapperToNode<Document>(object);
386 ASSERT(document);
387 xmlHttpRequest->send(document, ec);
388 } else
389 xmlHttpRequest->send(toWebCoreStringWithNullCheck(arg), ec);
390 }
391
392 if (ec)
393 return throwError(ec);
394
395 return v8::Undefined();
396 }
397
CALLBACK_FUNC_DECL(XMLHttpRequestSetRequestHeader)398 CALLBACK_FUNC_DECL(XMLHttpRequestSetRequestHeader) {
399 INC_STATS("DOM.XMLHttpRequest.setRequestHeader()");
400 if (args.Length() < 2)
401 return throwError("Not enough arguments", V8Proxy::SyntaxError);
402
403 XMLHttpRequest* xmlHttpRequest = V8DOMWrapper::convertToNativeObject<XMLHttpRequest>(V8ClassIndex::XMLHTTPREQUEST, args.Holder());
404 ExceptionCode ec = 0;
405 String header = toWebCoreString(args[0]);
406 String value = toWebCoreString(args[1]);
407 xmlHttpRequest->setRequestHeader(header, value, ec);
408 if (ec)
409 return throwError(ec);
410 return v8::Undefined();
411 }
412
CALLBACK_FUNC_DECL(XMLHttpRequestGetResponseHeader)413 CALLBACK_FUNC_DECL(XMLHttpRequestGetResponseHeader)
414 {
415 INC_STATS("DOM.XMLHttpRequest.getResponseHeader()");
416 if (args.Length() < 1)
417 return throwError("Not enough arguments", V8Proxy::SyntaxError);
418
419 XMLHttpRequest* xmlHttpRequest = V8DOMWrapper::convertToNativeObject<XMLHttpRequest>(V8ClassIndex::XMLHTTPREQUEST, args.Holder());
420 ExceptionCode ec = 0;
421 String header = toWebCoreString(args[0]);
422 String result = xmlHttpRequest->getResponseHeader(header, ec);
423 if (ec)
424 return throwError(ec);
425 return v8StringOrNull(result);
426 }
427
CALLBACK_FUNC_DECL(XMLHttpRequestOverrideMimeType)428 CALLBACK_FUNC_DECL(XMLHttpRequestOverrideMimeType)
429 {
430 INC_STATS("DOM.XMLHttpRequest.overrideMimeType()");
431 if (args.Length() < 1)
432 return throwError("Not enough arguments", V8Proxy::SyntaxError);
433
434 XMLHttpRequest* xmlHttpRequest = V8DOMWrapper::convertToNativeObject<XMLHttpRequest>(V8ClassIndex::XMLHTTPREQUEST, args.Holder());
435 String value = toWebCoreString(args[0]);
436 xmlHttpRequest->overrideMimeType(value);
437 return v8::Undefined();
438 }
439
CALLBACK_FUNC_DECL(XMLHttpRequestDispatchEvent)440 CALLBACK_FUNC_DECL(XMLHttpRequestDispatchEvent)
441 {
442 INC_STATS("DOM.XMLHttpRequest.dispatchEvent()");
443 return v8::Undefined();
444 }
445
446 } // namespace WebCore
447