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      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 #ifndef ScriptSourceCode_h
     32 #define ScriptSourceCode_h
     33 
     34 #include "core/loader/cache/ResourcePtr.h"
     35 #include "core/loader/cache/ScriptResource.h"
     36 #include "weborigin/KURL.h"
     37 #include "wtf/PassOwnPtr.h"
     38 #include "wtf/text/TextPosition.h"
     39 #include "wtf/text/WTFString.h"
     40 
     41 #include <v8.h>
     42 
     43 namespace WebCore {
     44 
     45 class ScriptSourceCode {
     46 public:
     47     ScriptSourceCode(const String& source, const KURL& url = KURL(), const TextPosition& startPosition = TextPosition::minimumPosition())
     48         : m_source(source)
     49         , m_resource(0)
     50         , m_url(url)
     51         , m_startPosition(startPosition)
     52     {
     53     }
     54 
     55     // We lose the encoding information from ScriptResource.
     56     // Not sure if that matters.
     57     ScriptSourceCode(ScriptResource* cs)
     58         : m_source(cs->script())
     59         , m_resource(cs)
     60         , m_url(cs->url())
     61         , m_startPosition(TextPosition::minimumPosition())
     62     {
     63     }
     64 
     65     bool isEmpty() const { return m_source.isEmpty(); }
     66 
     67     const String& source() const { return m_source; }
     68     ScriptResource* resource() const { return m_resource.get(); }
     69     const KURL& url() const
     70     {
     71         if (m_resource)
     72             return m_resource->response().url();
     73         return m_url;
     74     }
     75     int startLine() const { return m_startPosition.m_line.oneBasedInt(); }
     76     const TextPosition& startPosition() const { return m_startPosition; }
     77 
     78 private:
     79     String m_source;
     80     ResourcePtr<ScriptResource> m_resource;
     81     KURL m_url;
     82     TextPosition m_startPosition;
     83 };
     84 
     85 } // namespace WebCore
     86 
     87 #endif // ScriptSourceCode_h
     88