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js_outline_filter.h
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1 /*
2  * Copyright 2010 Google Inc.
3  *
4  * Licensed under the Apache License, Version 2.0 (the "License");
5  * you may not use this file except in compliance with the License.
6  * You may obtain a copy of the License at
7  *
8  * http:///www.apache.org/licenses/LICENSE-2.0
9  *
10  * Unless required by applicable law or agreed to in writing, software
11  * distributed under the License is distributed on an "AS IS" BASIS,
12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13  * See the License for the specific language governing permissions and
14  * limitations under the License.
15  */
16 
18 
19 #ifndef NET_INSTAWEB_REWRITER_PUBLIC_JS_OUTLINE_FILTER_H_
20 #define NET_INSTAWEB_REWRITER_PUBLIC_JS_OUTLINE_FILTER_H_
21 
22 #include <cstddef>
23 
28 
29 namespace net_instaweb {
30 class HtmlCharactersNode;
31 class HtmlElement;
32 class MessageHandler;
33 class OutputResource;
34 class ServerContext;
35 class RewriteDriver;
36 
38 class JsOutlineFilter : public CommonFilter {
39  public:
40  explicit JsOutlineFilter(RewriteDriver* driver);
41  virtual ~JsOutlineFilter();
42  static const char kFilterId[];
43 
44  virtual void StartDocumentImpl();
45 
46  virtual void StartElementImpl(HtmlElement* element);
47  virtual void EndElementImpl(HtmlElement* element);
48 
49  virtual void Flush();
50 
52  virtual void Characters(HtmlCharactersNode* characters);
53 
54  virtual const char* Name() const { return "OutlineJs"; }
55 
56  private:
57  bool WriteResource(const GoogleString& content, OutputResource* resource,
58  MessageHandler* handler);
59  void OutlineScript(HtmlElement* element, const GoogleString& content);
60 
63  HtmlElement* inline_element_;
65  HtmlCharactersNode* inline_chars_;
66  ServerContext* server_context_;
67  size_t size_threshold_bytes_;
68  ScriptTagScanner script_tag_scanner_;
69 
70  DISALLOW_COPY_AND_ASSIGN(JsOutlineFilter);
71 };
72 
73 }
74 
75 #endif
Definition: common_filter.h:48
Filter to take explicit <style> and <script> tags and outline them to files.
Definition: js_outline_filter.h:38
Definition: rewrite_driver.h:98
Definition: server_context.h:100
Definition: script_tag_scanner.h:30
virtual void Characters(HtmlCharactersNode *characters)
HTML Events we expect to be in <script> elements.
Definition: output_resource.h:44
virtual void StartDocumentImpl()