Page Speed Optimization Libraries
1.4.26.1
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00001 /* 00002 * Copyright 2011 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_REWRITER_PUBLIC_URL_NAMER_H_ 00020 #define NET_INSTAWEB_REWRITER_PUBLIC_URL_NAMER_H_ 00021 00022 #include "net/instaweb/util/public/basictypes.h" 00023 #include "net/instaweb/util/public/string.h" 00024 00025 namespace net_instaweb { 00026 00027 class Function; 00028 class GoogleUrl; 00029 class OutputResource; 00030 class MessageHandler; 00031 class RequestHeaders; 00032 class RewriteOptions; 00033 00039 class UrlNamer { 00040 public: 00041 enum EncodeOption { 00042 kSharded, 00043 kUnsharded 00044 }; 00045 00046 class Callback { 00047 public: 00048 Callback() {} 00049 virtual ~Callback(); 00053 virtual void Done(RewriteOptions* rewrite_options) = 0; 00054 00055 private: 00056 DISALLOW_COPY_AND_ASSIGN(Callback); 00057 }; 00058 UrlNamer(); 00059 virtual ~UrlNamer(); 00060 00068 virtual GoogleString Encode(const RewriteOptions* rewrite_options, 00069 const OutputResource& output_resource, 00070 EncodeOption encode_option) const; 00071 00079 virtual bool Decode(const GoogleUrl& request_url, 00080 GoogleUrl* owner_domain, 00081 GoogleString* decoded) const; 00082 00087 virtual bool IsAuthorized(const GoogleUrl& request_url, 00088 const RewriteOptions& options) const; 00089 00091 virtual void DecodeOptions(const GoogleUrl& request_url, 00092 const RequestHeaders& request_headers, 00093 Callback* callback, 00094 MessageHandler* handler) const; 00095 00097 virtual void PrepareRequest(const RewriteOptions* rewrite_options, 00098 GoogleString* url, 00099 RequestHeaders* request_headers, 00100 bool* success, 00101 Function* func, MessageHandler* handler); 00102 00104 virtual void ConfigureCustomOptions(const RequestHeaders& request_headers, 00105 RewriteOptions* options) const {} 00106 00109 virtual bool ProxyMode() const { return false; } 00110 00113 virtual bool IsProxyEncoded(const GoogleUrl& url) const { return false; } 00114 00115 const GoogleString& get_proxy_domain() { 00116 return proxy_domain_; 00117 } 00118 00119 void set_proxy_domain(const GoogleString proxy_domain) { 00120 proxy_domain_ = proxy_domain; 00121 } 00122 00123 private: 00124 GoogleString proxy_domain_; 00125 00126 DISALLOW_COPY_AND_ASSIGN(UrlNamer); 00127 }; 00128 00129 } 00130 00131 #endif ///< NET_INSTAWEB_REWRITER_PUBLIC_URL_NAMER_H_