Page Speed Optimization Libraries  1.8.31.2
net/instaweb/rewriter/public/strip_non_cacheable_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_STRIP_NON_CACHEABLE_FILTER_H_
00020 #define NET_INSTAWEB_REWRITER_PUBLIC_STRIP_NON_CACHEABLE_FILTER_H_
00021 
00022 #include <vector>
00023 
00024 #include "net/instaweb/htmlparse/public/empty_html_filter.h"
00025 #include "net/instaweb/rewriter/public/blink_util.h"
00026 #include "net/instaweb/util/public/basictypes.h"
00027 #include "net/instaweb/util/public/string.h"
00028 
00029 namespace net_instaweb {
00030 
00031 class HtmlElement;
00032 class RewriteDriver;
00033 class RewriteOptions;
00034 
00038 class StripNonCacheableFilter : public EmptyHtmlFilter {
00039  public:
00040   explicit StripNonCacheableFilter(RewriteDriver* rewrite_driver);
00041   virtual ~StripNonCacheableFilter();
00042 
00043   virtual void StartDocument();
00044   virtual void StartElement(HtmlElement* element);
00045   virtual const char* Name() const { return "StripNonCacheableFilter"; }
00046 
00047  private:
00048   RewriteDriver* rewrite_driver_;
00049   const RewriteOptions* rewrite_options_;
00050   AttributesToNonCacheableValuesMap attribute_non_cacheable_values_map_;
00051   std::vector<int> panel_number_num_instances_;
00052 
00053   void InsertPanelStub(HtmlElement* element, const GoogleString& panel_id);
00054 
00055   DISALLOW_COPY_AND_ASSIGN(StripNonCacheableFilter);
00056 };
00057 
00058 }  
00059 
00060 #endif  ///< NET_INSTAWEB_REWRITER_PUBLIC_STRIP_NON_CACHEABLE_FILTER_H_
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