third_party/WebKit/Source/core/dom/DOMURL.cpp

   1 /*
   2  * Copyright (C) 2011 Google Inc. All rights reserved.
   3  * Copyright (C) 2012 Motorola Mobility Inc.
   4  *
   5  * Redistribution and use in source and binary forms, with or without
   6  * modification, are permitted provided that the following conditions
   7  * are met:
   8  *
   9  * 1.  Redistributions of source code must retain the above copyright
  10  *     notice, this list of conditions and the following disclaimer.
  11  * 2.  Redistributions in binary form must reproduce the above copyright
  12  *     notice, this list of conditions and the following disclaimer in the
  13  *     documentation and/or other materials provided with the distribution.
  14  *
  15  * THIS SOFTWARE IS PROVIDED BY APPLE AND ITS CONTRIBUTORS "AS IS" AND ANY
  16  * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
  17  * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
  18  * DISCLAIMED. IN NO EVENT SHALL APPLE OR ITS CONTRIBUTORS BE LIABLE FOR ANY
  19  * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
  20  * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
  21  * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
  22  * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  23  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
  24  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  25  */
  26
  27 #include "config.h"
  28 #include "core/dom/DOMURL.h"
  29
  30 #include "bindings/core/v8/ExceptionMessages.h"
  31 #include "bindings/core/v8/ExceptionState.h"
  32 #include "core/dom/ExceptionCode.h"
  33 #include "core/dom/ExecutionContext.h"
  34 #include "core/fetch/MemoryCache.h"
  35 #include "core/fileapi/Blob.h"
  36 #include "core/html/PublicURLManager.h"
  37 #include "platform/blob/BlobURL.h"
  38 #include "platform/weborigin/SecurityOrigin.h"
  39 #include "wtf/MainThread.h"
  40
  41 namespace blink {
  42
  43 DOMURL::DOMURL(const String& url, const KURL& base, ExceptionState& exceptionState)
  44 {
  45     if (!base.isValid())
  46         exceptionState.throwTypeError("Invalid base URL");
  47
  48     m_url = KURL(base, url);
  49     if (!m_url.isValid())
  50         exceptionState.throwTypeError("Invalid URL");
  51 }
  52
  53 void DOMURL::setInput(const String& value)
  54 {
  55     KURL url(blankURL(), value);
  56     if (url.isValid()) {
  57         m_url = url;
  58         m_input = String();
  59     } else {
  60         m_url = KURL();
  61         m_input = value;
  62     }
  63 }
  64
  65 String DOMURL::createObjectURL(ExecutionContext* executionContext, Blob* blob, ExceptionState& exceptionState)
  66 {
  67     if (!executionContext || !blob)
  68         return String();
  69     if (blob->hasBeenClosed()) {
  70         exceptionState.throwDOMException(InvalidStateError, String(blob->isFile() ? "File" : "Blob") + " has been closed.");
  71         return String();
  72     }
  73     return createPublicURL(executionContext, blob, blob->uuid());
  74 }
  75
  76 String DOMURL::createPublicURL(ExecutionContext* executionContext, URLRegistrable* registrable, const String& uuid)
  77 {
  78     KURL publicURL = BlobURL::createPublicURL(executionContext->securityOrigin());
  79     if (publicURL.isEmpty())
  80         return String();
  81
  82     executionContext->publicURLManager().registerURL(executionContext->securityOrigin(), publicURL, registrable, uuid);
  83
  84     return publicURL.string();
  85 }
  86
  87 void DOMURL::revokeObjectURL(ExecutionContext* executionContext, const String& urlString)
  88 {
  89     if (!executionContext)
  90         return;
  91
  92     KURL url(KURL(), urlString);
  93     executionContext->removeURLFromMemoryCache(url);
  94     executionContext->publicURLManager().revoke(url);
  95 }
  96
  97 void DOMURL::revokeObjectUUID(ExecutionContext* executionContext, const String& uuid)
  98 {
  99     if (!executionContext)
 100         return;
 101
 102     executionContext->publicURLManager().revoke(uuid);
 103 }
 104
 105 } // namespace blink