Page Speed Optimization Libraries  1.4.26.1
net/instaweb/rewriter/public/furious_util.h
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00001 /*
00002  * Copyright 2012 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 
00025 
00026 #ifndef NET_INSTAWEB_REWRITER_PUBLIC_FURIOUS_UTIL_H_
00027 #define NET_INSTAWEB_REWRITER_PUBLIC_FURIOUS_UTIL_H_
00028 
00029 #include "net/instaweb/util/public/basictypes.h"
00030 #include "net/instaweb/util/public/string.h"
00031 #include "net/instaweb/util/public/string_util.h"
00032 
00033 namespace net_instaweb {
00034 
00035 class RequestHeaders;
00036 class ResponseHeaders;
00037 class RewriteOptions;
00038 
00039 namespace furious {
00040 
00045 enum FuriousState {
00046   kFuriousNotSet = -1,  
00047   kFuriousNoExperiment = 0,
00048 };
00049 
00051 const char kFuriousCookie[] = "_GFURIOUS";
00052 const char kFuriousCookiePrefix[] = "_GFURIOUS=";
00053 
00056 bool GetFuriousCookieState(const RequestHeaders& headers, int* value);
00057 
00060 void RemoveFuriousCookie(RequestHeaders *headers);
00061 
00065 void SetFuriousCookie(ResponseHeaders* headers, int state,
00066                       const StringPiece& url, int64 expiration_time_ms);
00067 
00069 int DetermineFuriousState(const RewriteOptions* options);
00070 
00073 GoogleString FuriousStateToCookieString(int state);
00074 
00076 int CookieStringToState(const StringPiece& cookie_str);
00077 
00078 }  
00079 
00080 }  
00081 
00082 #endif  ///< NET_INSTAWEB_REWRITER_PUBLIC_FURIOUS_UTIL_H_
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