1/* 2 * Copyright (C) 2008 Apple 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 6 * are met: 7 * 1. Redistributions of source code must retain the above copyright 8 * notice, this list of conditions and the following disclaimer. 9 * 2. Redistributions in binary form must reproduce the above copyright 10 * notice, this list of conditions and the following disclaimer in the 11 * documentation and/or other materials provided with the distribution. 12 * 13 * THIS SOFTWARE IS PROVIDED BY APPLE INC. ``AS IS'' AND ANY 14 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 15 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 16 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR 17 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, 18 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, 19 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR 20 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY 21 * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 22 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 23 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 24 */ 25 26#include "config.h" 27#include "File.h" 28 29#include "BlobURL.h" 30#include "FileMetadata.h" 31#include "FileSystem.h" 32#include "MIMETypeRegistry.h" 33#include "ThreadableBlobRegistry.h" 34#include <wtf/CurrentTime.h> 35#include <wtf/DateMath.h> 36#include <wtf/text/WTFString.h> 37 38namespace WebCore { 39 40File::File(const String& path) 41 : Blob(uninitializedContructor) 42 , m_path(path) 43{ 44 m_internalURL = BlobURL::createInternalURL(); 45 m_size = -1; 46 computeNameAndContentType(m_path, String(), m_name, m_type); 47 ThreadableBlobRegistry::registerFileBlobURL(m_internalURL, path, m_type); 48} 49 50File::File(const String& path, const String& nameOverride) 51 : Blob(uninitializedContructor) 52 , m_path(path) 53{ 54 m_internalURL = BlobURL::createInternalURL(); 55 m_size = -1; 56 computeNameAndContentType(m_path, nameOverride, m_name, m_type); 57 ThreadableBlobRegistry::registerFileBlobURL(m_internalURL, path, m_type); 58} 59 60File::File(DeserializationContructor, const String& path, const URL& url, const String& type, const String& name) 61 : Blob(deserializationContructor, url, type, -1) 62 , m_path(path) 63 , m_name(name) 64{ 65} 66 67double File::lastModifiedDate() const 68{ 69 time_t modificationTime; 70 if (getFileModificationTime(m_path, modificationTime) && isValidFileTime(modificationTime)) 71 return modificationTime * msPerSecond; 72 73 return currentTime() * msPerSecond; 74} 75 76void File::computeNameAndContentType(const String& path, const String& nameOverride, String& effectiveName, String& effectiveContentType) 77{ 78#if ENABLE(FILE_REPLACEMENT) 79 if (shouldReplaceFile(path)) { 80 computeNameAndContentTypeForReplacedFile(path, nameOverride, effectiveName, effectiveContentType); 81 return; 82 } 83#endif 84 effectiveName = nameOverride.isNull() ? pathGetFileName(path) : nameOverride; 85 size_t index = effectiveName.reverseFind('.'); 86 if (index != notFound) 87 effectiveContentType = MIMETypeRegistry::getMIMETypeForExtension(effectiveName.substring(index + 1)); 88} 89 90String File::contentTypeForFile(const String& path) 91{ 92 String name; 93 String type; 94 computeNameAndContentType(path, String(), name, type); 95 96 return type; 97} 98 99} // namespace WebCore 100