Implement URLUtils and URL interface

Source/core/html/DOMURL.cpp

 /*
  * Copyright (C) 2011 Google Inc. All rights reserved.
  * Copyright (C) 2012 Motorola Mobility Inc.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions
  * are met:
  *
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  * 2.  Redistributions in binary form must reproduce the above copyright
  *     notice, this list of conditions and the following disclaimer in the
  *     documentation and/or other materials provided with the distribution.
  *
  * THIS SOFTWARE IS PROVIDED BY APPLE AND ITS CONTRIBUTORS "AS IS" AND ANY
  * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
  * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
  * DISCLAIMED. IN NO EVENT SHALL APPLE OR ITS CONTRIBUTORS BE LIABLE FOR ANY
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 #include "config.h"
-
 #include "core/html/DOMURL.h"
 
+#include "bindings/v8/ExceptionMessages.h"
+#include "bindings/v8/ExceptionState.h"
+#include "core/dom/ExceptionCode.h"
 #include "core/dom/ScriptExecutionContext.h"
 #include "core/fetch/MemoryCache.h"
 #include "core/fileapi/Blob.h"
 #include "core/fileapi/BlobURL.h"
 #include "core/html/PublicURLManager.h"
-#include "weborigin/KURL.h"
+#include "weborigin/SecurityOrigin.h"
 #include "wtf/MainThread.h"
 
 namespace WebCore {
 
+DOMURL::DOMURL(const String& url, const KURL& base, ExceptionState& es)
+{
+    ScriptWrappable::init(this);
+    if (!base.isValid())
+        es.throwDOMException(SyntaxError, ExceptionMessages::failedToConstruct("URL", "Invalid base URL"));
+
+    m_url = KURL(base, url);
+    if (!m_url.isValid())
+        es.throwDOMException(SyntaxError, ExceptionMessages::failedToConstruct("URL", "Invalid URL"));
+}
+
+void DOMURL::setInput(const String& value)
+{
+    KURL url(blankURL(), value);
+    if (url.isValid()) {
+        m_url = url;
+        m_input = String();
+    } else {
+        m_url = KURL();
+        m_input = value;
+    }
+}
+
 String DOMURL::createObjectURL(ScriptExecutionContext* scriptExecutionContext, Blob* blob)
 {
     if (!scriptExecutionContext || !blob)
         return String();
     return createPublicURL(scriptExecutionContext, blob);
 }
 
 String DOMURL::createPublicURL(ScriptExecutionContext* scriptExecutionContext, URLRegistrable* registrable)
 {
     KURL publicURL = BlobURL::createPublicURL(scriptExecutionContext->securityOrigin());
     if (publicURL.isEmpty())
         return String();
 
     scriptExecutionContext->publicURLManager().registerURL(scriptExecutionContext->securityOrigin(), publicURL, registrable);
 
     return publicURL.string();
 }
 
 void DOMURL::revokeObjectURL(ScriptExecutionContext* scriptExecutionContext, const String& urlString)
 {
     if (!scriptExecutionContext)
         return;
 
     KURL url(KURL(), urlString);
     MemoryCache::removeURLFromCache(scriptExecutionContext, url);
     scriptExecutionContext->publicURLManager().revoke(url);
 }
 
 } // namespace WebCore