/* * Copyright (C) 2013 Apple Inc. All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * 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 INC. 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 INC. OR ITS CONTRIBUTORS * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF * THE POSSIBILITY OF SUCH DAMAGE. */ #ifndef ContentFilter_h #define ContentFilter_h #if USE(CONTENT_FILTERING) #include <wtf/PassRefPtr.h> #include <wtf/RefCounted.h> #include <wtf/RetainPtr.h> #if PLATFORM(IOS) #include <wtf/Functional.h> #endif #if PLATFORM(MAC) OBJC_CLASS WebFilterEvaluator; #endif namespace WebCore { class ResourceResponse; class ContentFilter : public RefCounted<ContentFilter> { public: static PassRefPtr<ContentFilter> create(const ResourceResponse&); static bool isEnabled(); void addData(const char* data, int length); void finishedAddingData(); bool needsMoreData() const; bool didBlockData() const; const char* getReplacementData(int& length) const; #if PLATFORM(IOS) static const char* scheme(); void requestUnblockAndDispatchIfSuccessful(Function<void()>); #endif private: explicit ContentFilter(const ResourceResponse&); #if PLATFORM(MAC) RetainPtr<WebFilterEvaluator> m_platformContentFilter; RetainPtr<NSData> m_replacementData; #endif }; } // namespace WebCore #endif // USE(CONTENT_FILTERING) #endif // ContentFilter_h