Page Speed Optimization Libraries  1.2.24.1
net/instaweb/rewriter/public/handle_noscript_redirect_filter.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 
00018 
00019 #ifndef NET_INSTAWEB_REWRITER_PUBLIC_HANDLE_NOSCRIPT_REDIRECT_FILTER_H_
00020 #define NET_INSTAWEB_REWRITER_PUBLIC_HANDLE_NOSCRIPT_REDIRECT_FILTER_H_
00021 
00022 #include "net/instaweb/htmlparse/public/empty_html_filter.h"
00023 #include "net/instaweb/util/public/basictypes.h"
00024 
00025 namespace net_instaweb {
00026 
00027 class HtmlElement;
00028 class RewriteDriver;
00029 
00035 class HandleNoscriptRedirectFilter : public EmptyHtmlFilter {
00036  public:
00037   explicit HandleNoscriptRedirectFilter(RewriteDriver* rewrite_driver);
00038   virtual ~HandleNoscriptRedirectFilter();
00039 
00040   virtual void StartDocument();
00041   virtual void StartElement(HtmlElement* element);
00042   virtual void EndElement(HtmlElement* element);
00043   virtual const char* Name() const { return "HandleNoscriptRedirect"; }
00044 
00045  private:
00046   void Init();
00047 
00048   RewriteDriver* rewrite_driver_; 
00049   bool canonical_present_;
00050   bool canonical_inserted_;
00051 
00052   DISALLOW_COPY_AND_ASSIGN(HandleNoscriptRedirectFilter);
00053 };
00054 
00055 }  
00056 
00057 #endif  ///< NET_INSTAWEB_REWRITER_PUBLIC_HANDLE_NOSCRIPT_REDIRECT_FILTER_H_
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