1/* 2 * Copyright (C) 2013 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 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#ifndef HTMLResourcePreloader_h 27#define HTMLResourcePreloader_h 28 29#include "CachedResource.h" 30#include "CachedResourceRequest.h" 31 32namespace WebCore { 33 34class PreloadRequest { 35public: 36 PreloadRequest(const String& initiator, const String& resourceURL, const URL& baseURL, CachedResource::Type resourceType, const String& mediaAttribute) 37 : m_initiator(initiator) 38 , m_resourceURL(resourceURL.isolatedCopy()) 39 , m_baseURL(baseURL.copy()) 40 , m_resourceType(resourceType) 41 , m_mediaAttribute(mediaAttribute.isolatedCopy()) 42 , m_crossOriginModeAllowsCookies(false) 43 { 44 } 45 46 bool isSafeToSendToAnotherThread() const; 47 48 CachedResourceRequest resourceRequest(Document&); 49 50 const String& charset() const { return m_charset; } 51 const String& media() const { return m_mediaAttribute; } 52 void setCharset(const String& charset) { m_charset = charset.isolatedCopy(); } 53 void setCrossOriginModeAllowsCookies(bool allowsCookies) { m_crossOriginModeAllowsCookies = allowsCookies; } 54 CachedResource::Type resourceType() const { return m_resourceType; } 55 56private: 57 URL completeURL(Document&); 58 59 String m_initiator; 60 String m_resourceURL; 61 URL m_baseURL; 62 String m_charset; 63 CachedResource::Type m_resourceType; 64 String m_mediaAttribute; 65 bool m_crossOriginModeAllowsCookies; 66}; 67 68typedef Vector<std::unique_ptr<PreloadRequest>> PreloadRequestStream; 69 70class HTMLResourcePreloader { 71 WTF_MAKE_NONCOPYABLE(HTMLResourcePreloader); WTF_MAKE_FAST_ALLOCATED; 72public: 73 explicit HTMLResourcePreloader(Document& document) 74 : m_document(document) 75 , m_weakFactory(this) 76 { 77 } 78 79 void preload(PreloadRequestStream); 80 void preload(std::unique_ptr<PreloadRequest>); 81 82 WeakPtr<HTMLResourcePreloader> createWeakPtr() { return m_weakFactory.createWeakPtr(); } 83 84private: 85 Document& m_document; 86 WeakPtrFactory<HTMLResourcePreloader> m_weakFactory; 87}; 88 89} 90 91#endif 92