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js_outline_filter.h
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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
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8  * http:///www.apache.org/licenses/LICENSE-2.0
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13  * See the License for the specific language governing permissions and
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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 
34 
35 namespace net_instaweb {
36 class MessageHandler;
37 
39 class JsOutlineFilter : public CommonFilter {
40  public:
41  explicit JsOutlineFilter(RewriteDriver* driver);
42  virtual ~JsOutlineFilter();
43  static const char kFilterId[];
44 
45  virtual void StartDocumentImpl();
46 
47  virtual void StartElementImpl(HtmlElement* element);
48  virtual void EndElementImpl(HtmlElement* element);
49 
50  virtual void Flush();
51 
53  virtual void Characters(HtmlCharactersNode* characters);
54 
55  virtual const char* Name() const { return "OutlineJs"; }
56  ScriptUsage GetScriptUsage() const override { return kWillInjectScripts; }
57 
58  private:
59  bool WriteResource(const GoogleString& content, OutputResource* resource,
60  MessageHandler* handler);
61  void OutlineScript(HtmlElement* element, const GoogleString& content);
62 
65  HtmlElement* inline_element_;
67  HtmlCharactersNode* inline_chars_;
68  ServerContext* server_context_;
69  size_t size_threshold_bytes_;
70  ScriptTagScanner script_tag_scanner_;
71 
72 
73 };
74 
75 }
76 
77 #endif
Definition: common_filter.h:47
Leaf node representing raw characters in HTML.
Definition: html_node.h:167
Definition: html_element.h:42
Filter to take explicit <style> and <script> tags and outline them to files.
Definition: js_outline_filter.h:39
std::string GoogleString
PAGESPEED_KERNEL_BASE_STRING_H_.
Definition: string.h:24
ScriptUsage
Describes a filter's relationship with scripts.
Definition: html_filter.h:38
Definition: rewrite_driver.h:100
Definition: server_context.h:99
Definition: script_tag_scanner.h:30
virtual const char * Name() const
The name of this filter – used for logging and debugging.
Definition: js_outline_filter.h:55
virtual void Characters(HtmlCharactersNode *characters)
HTML Events we expect to be in <script> elements.
Definition: message_handler.h:39
Definition: output_resource.h:44
ScriptUsage GetScriptUsage() const override
Definition: js_outline_filter.h:56
virtual void StartDocumentImpl()