Page Speed Optimization Libraries
1.8.31.2
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00001 /* 00002 * Copyright 2010 Google Inc. 00003 * 00004 * Licensed under the Apache License, Version 2.0 (the "License"); 00005 * you may not use this file except in compliance with the License. 00006 * You may obtain a copy of the License at 00007 * 00008 * http:///www.apache.org/licenses/LICENSE-2.0 00009 * 00010 * Unless required by applicable law or agreed to in writing, software 00011 * distributed under the License is distributed on an "AS IS" BASIS, 00012 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 00013 * See the License for the specific language governing permissions and 00014 * limitations under the License. 00015 */ 00016 00018 00019 #ifndef NET_INSTAWEB_HTTP_PUBLIC_HTTP_DUMP_URL_FETCHER_H_ 00020 #define NET_INSTAWEB_HTTP_PUBLIC_HTTP_DUMP_URL_FETCHER_H_ 00021 00022 #include "net/instaweb/http/public/url_async_fetcher.h" 00023 #include "net/instaweb/util/public/basictypes.h" 00024 #include "net/instaweb/util/public/file_system.h" 00025 #include "net/instaweb/util/public/scoped_ptr.h" 00026 #include "net/instaweb/util/public/string.h" 00027 #include "net/instaweb/util/public/string_util.h" 00028 00029 namespace net_instaweb { 00030 00031 class AsyncFetch; 00032 class GoogleUrl; 00033 class MessageHandler; 00034 class ResponseHeaders; 00035 class Timer; 00036 class Writer; 00037 00041 00045 class HttpDumpUrlFetcher : public UrlAsyncFetcher { 00046 public: 00052 static const char kGzipContentLengthAttribute[]; 00053 00054 HttpDumpUrlFetcher(const StringPiece& root_dir, FileSystem* file_system, 00055 Timer* timer); 00056 virtual ~HttpDumpUrlFetcher(); 00057 00060 static bool GetFilenameFromUrl(const StringPiece& root_dir, 00061 const GoogleUrl& url, 00062 GoogleString* filename, 00063 MessageHandler* message_handler); 00064 00066 bool GetFilename(const GoogleUrl& url, 00067 GoogleString* filename, 00068 MessageHandler* message_handler) { 00069 return GetFilenameFromUrl(root_dir_, url, filename, message_handler); 00070 } 00071 00073 virtual void Fetch(const GoogleString& url, 00074 MessageHandler* message_handler, 00075 AsyncFetch* fetch); 00076 00079 bool ParseFile(FileSystem::InputFile* file, 00080 ResponseHeaders* response_headers, 00081 Writer* response_writer, 00082 MessageHandler* handler); 00083 00085 void RespondError(ResponseHeaders* response_headers, Writer* response_writer, 00086 MessageHandler* handler); 00087 00089 void set_print_urls(bool on); 00090 00091 private: 00092 GoogleString root_dir_; 00093 FileSystem* file_system_; 00094 Timer* timer_; 00095 00097 GoogleString error_body_; 00098 00099 scoped_ptr<StringSet> urls_; 00100 00101 DISALLOW_COPY_AND_ASSIGN(HttpDumpUrlFetcher); 00102 }; 00103 00104 } 00105 00106 #endif ///< NET_INSTAWEB_HTTP_PUBLIC_HTTP_DUMP_URL_FETCHER_H_