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      1 /*
      2  * Copyright (C) 2010 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 
     33 #if ENABLE(WORKERS)
     34 
     35 #include "AbstractWorker.h"
     36 
     37 #include "ErrorEvent.h"
     38 #include "Event.h"
     39 #include "EventException.h"
     40 #include "EventNames.h"
     41 #include "InspectorInstrumentation.h"
     42 #include "ScriptExecutionContext.h"
     43 #include "SecurityOrigin.h"
     44 
     45 namespace WebCore {
     46 
     47 AbstractWorker::AbstractWorker(ScriptExecutionContext* context)
     48     : ActiveDOMObject(context, this)
     49 {
     50 }
     51 
     52 AbstractWorker::~AbstractWorker()
     53 {
     54     onDestroyWorker();
     55 }
     56 
     57 void AbstractWorker::onDestroyWorker()
     58 {
     59     InspectorInstrumentation::didDestroyWorker(scriptExecutionContext(), asID());
     60 }
     61 
     62 void AbstractWorker::contextDestroyed()
     63 {
     64     onDestroyWorker();
     65     ActiveDOMObject::contextDestroyed();
     66 }
     67 
     68 KURL AbstractWorker::resolveURL(const String& url, ExceptionCode& ec)
     69 {
     70     if (url.isEmpty()) {
     71         ec = SYNTAX_ERR;
     72         return KURL();
     73     }
     74 
     75     // FIXME: This should use the dynamic global scope (bug #27887)
     76     KURL scriptURL = scriptExecutionContext()->completeURL(url);
     77     if (!scriptURL.isValid()) {
     78         ec = SYNTAX_ERR;
     79         return KURL();
     80     }
     81 
     82     if (!scriptExecutionContext()->securityOrigin()->canAccess(SecurityOrigin::create(scriptURL).get())) {
     83         ec = SECURITY_ERR;
     84         return KURL();
     85     }
     86     return scriptURL;
     87 }
     88 
     89 EventTargetData* AbstractWorker::eventTargetData()
     90 {
     91     return &m_eventTargetData;
     92 }
     93 
     94 EventTargetData* AbstractWorker::ensureEventTargetData()
     95 {
     96     return &m_eventTargetData;
     97 }
     98 
     99 } // namespace WebCore
    100 
    101 #endif // ENABLE(WORKERS)
    102