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* Copyright (C) 2012 Google Inc. All rights reserved.
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are
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* * Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* * Redistributions in binary form must reproduce the above
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* copyright notice, this list of conditions and the following disclaimer
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* in the documentation and/or other materials provided with the
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* * Neither the name of Google Inc. nor the names of its
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* contributors may be used to endorse or promote products derived from
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* this software without specific prior written permission.
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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#include "DOMFileSystemBase.h"
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#if ENABLE(FILE_SYSTEM)
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#include "DOMFilePath.h"
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#include "FileSystemType.h"
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#include "ScriptExecutionContext.h"
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#include "SecurityOrigin.h"
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#include <wtf/text/StringBuilder.h>
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#include <wtf/text/WTFString.h>
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const char externalPathPrefix[] = "external";
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bool DOMFileSystemBase::isValidType(FileSystemType type)
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return type == FileSystemTypeTemporary || type == FileSystemTypePersistent || type == FileSystemTypeIsolated || type == FileSystemTypeExternal;
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bool DOMFileSystemBase::crackFileSystemURL(const KURL& url, FileSystemType& type, String& filePath)
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if (!url.protocolIs("filesystem"))
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String typeString = url.innerURL()->path().substring(1);
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if (typeString == temporaryPathPrefix)
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type = FileSystemTypeTemporary;
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else if (typeString == persistentPathPrefix)
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type = FileSystemTypePersistent;
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else if (typeString == externalPathPrefix)
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type = FileSystemTypeExternal;
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filePath = decodeURLEscapeSequences(url.path());
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bool DOMFileSystemBase::supportsToURL() const
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ASSERT(isValidType(m_type));
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return m_type != FileSystemTypeIsolated;
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KURL DOMFileSystemBase::createFileSystemURL(const String& fullPath) const
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ASSERT(DOMFilePath::isAbsolute(fullPath));
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if (type() == FileSystemTypeExternal) {
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// For external filesystem originString could be different from what we have in m_filesystemRootURL.
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result.append("filesystem:");
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result.append(securityOrigin()->toString());
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result.append(externalPathPrefix);
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result.append(m_filesystemRootURL.path());
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// Remove the extra leading slash.
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result.append(encodeWithURLEscapeSequences(fullPath.substring(1)));
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return KURL(ParsedURLString, result.toString());
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// For regular types we can just append the entry's fullPath to the m_filesystemRootURL that should look like 'filesystem:<origin>/<typePrefix>'.
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ASSERT(!m_filesystemRootURL.isEmpty());
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KURL url = m_filesystemRootURL;
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// Remove the extra leading slash.
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url.setPath(url.path() + encodeWithURLEscapeSequences(fullPath.substring(1)));
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} // namespace WebCore
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#endif // ENABLE(FILE_SYSTEM)