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1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. | 1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. |
2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
4 | 4 |
5 #ifndef CHROME_BROWSER_EXTENSIONS_API_DECLARATIVE_CONTENT_CONTENT_RULES_REGISTRY
_H_ | 5 #ifndef CHROME_BROWSER_EXTENSIONS_API_DECLARATIVE_CONTENT_CHROME_CONTENT_RULES_R
EGISTRY_H_ |
6 #define CHROME_BROWSER_EXTENSIONS_API_DECLARATIVE_CONTENT_CONTENT_RULES_REGISTRY
_H_ | 6 #define CHROME_BROWSER_EXTENSIONS_API_DECLARATIVE_CONTENT_CHROME_CONTENT_RULES_R
EGISTRY_H_ |
7 | 7 |
8 #include <map> | 8 #include <map> |
9 #include <set> | 9 #include <set> |
10 #include <string> | 10 #include <string> |
11 #include <vector> | 11 #include <vector> |
12 | 12 |
13 #include "base/memory/linked_ptr.h" | 13 #include "base/memory/linked_ptr.h" |
14 #include "base/memory/ref_counted.h" | 14 #include "base/memory/ref_counted.h" |
15 #include "base/memory/scoped_ptr.h" | 15 #include "base/memory/scoped_ptr.h" |
16 #include "base/time/time.h" | 16 #include "base/time/time.h" |
17 #include "chrome/browser/extensions/api/declarative_content/content_action.h" | 17 #include "chrome/browser/extensions/api/declarative_content/content_action.h" |
18 #include "chrome/browser/extensions/api/declarative_content/content_condition.h" | 18 #include "chrome/browser/extensions/api/declarative_content/content_condition.h" |
19 #include "components/url_matcher/url_matcher.h" | 19 #include "components/url_matcher/url_matcher.h" |
20 #include "content/public/browser/notification_observer.h" | 20 #include "content/public/browser/notification_observer.h" |
21 #include "content/public/browser/notification_registrar.h" | 21 #include "content/public/browser/notification_registrar.h" |
22 #include "extensions/browser/api/declarative/declarative_rule.h" | 22 #include "extensions/browser/api/declarative/declarative_rule.h" |
23 #include "extensions/browser/api/declarative/rules_registry.h" | 23 #include "extensions/browser/api/declarative_content/content_rules_registry.h" |
24 #include "extensions/browser/info_map.h" | 24 #include "extensions/browser/info_map.h" |
25 | 25 |
26 class ContentPermissions; | 26 class ContentPermissions; |
27 | 27 |
28 namespace content { | 28 namespace content { |
29 class BrowserContext; | 29 class BrowserContext; |
30 class RenderProcessHost; | 30 class RenderProcessHost; |
31 class WebContents; | 31 class WebContents; |
32 struct FrameNavigateParams; | 32 struct FrameNavigateParams; |
33 struct LoadCommittedDetails; | 33 struct LoadCommittedDetails; |
34 } | 34 } |
35 | 35 |
36 namespace extension_web_request_api_helpers { | 36 namespace extension_web_request_api_helpers { |
37 struct EventResponseDelta; | 37 struct EventResponseDelta; |
38 } | 38 } |
39 | 39 |
40 namespace net { | 40 namespace net { |
41 class URLRequest; | 41 class URLRequest; |
42 } | 42 } |
43 | 43 |
44 namespace extensions { | 44 namespace extensions { |
45 | 45 |
46 class RulesRegistryService; | 46 class RulesRegistryService; |
47 | 47 |
48 typedef DeclarativeRule<ContentCondition, ContentAction> ContentRule; | 48 typedef DeclarativeRule<ContentCondition, ContentAction> ContentRule; |
49 | 49 |
50 // The ContentRulesRegistry is responsible for managing | 50 // The ChromeContentRulesRegistry is responsible for managing |
51 // the internal representation of rules for the Declarative Content API. | 51 // the internal representation of rules for the Declarative Content API. |
52 // | 52 // |
53 // Here is the high level overview of this functionality: | 53 // Here is the high level overview of this functionality: |
54 // | 54 // |
55 // RulesRegistry::Rule consists of Conditions and Actions, these are | 55 // RulesRegistry::Rule consists of Conditions and Actions, these are |
56 // represented as a ContentRule with ContentConditions and | 56 // represented as a ContentRule with ContentConditions and |
57 // ContentRuleActions. | 57 // ContentRuleActions. |
58 // | 58 // |
59 // The evaluation of URL related condition attributes (host_suffix, path_prefix) | 59 // The evaluation of URL related condition attributes (host_suffix, path_prefix) |
60 // is delegated to a URLMatcher, because this is capable of evaluating many | 60 // is delegated to a URLMatcher, because this is capable of evaluating many |
61 // of such URL related condition attributes in parallel. | 61 // of such URL related condition attributes in parallel. |
62 class ContentRulesRegistry : public RulesRegistry, | 62 class ChromeContentRulesRegistry : public ContentRulesRegistry, |
63 public content::NotificationObserver { | 63 public content::NotificationObserver { |
64 public: | 64 public: |
65 // For testing, |ui_part| can be NULL. In that case it constructs the | 65 // For testing, |ui_part| can be NULL. In that case it constructs the |
66 // registry with storage functionality suspended. | 66 // registry with storage functionality suspended. |
67 ContentRulesRegistry(content::BrowserContext* browser_context, | 67 ChromeContentRulesRegistry(content::BrowserContext* browser_context, |
68 RulesCacheDelegate* cache_delegate); | 68 RulesCacheDelegate* cache_delegate); |
69 | 69 |
| 70 // ChromeContentRulesRegistry implementation: |
70 // Applies all content rules given an update (CSS match change or | 71 // Applies all content rules given an update (CSS match change or |
71 // page navigation, for now) from the renderer. | 72 // page navigation, for now) from the renderer. |
72 void Apply(content::WebContents* contents, | 73 virtual void Apply( |
73 const std::vector<std::string>& matching_css_selectors); | 74 content::WebContents* contents, |
| 75 const std::vector<std::string>& matching_css_selectors) OVERRIDE; |
74 | 76 |
75 // Applies all content rules given that a tab was just navigated. | 77 // Applies all content rules given that a tab was just navigated. |
76 void DidNavigateMainFrame(content::WebContents* tab, | 78 virtual void DidNavigateMainFrame( |
77 const content::LoadCommittedDetails& details, | 79 content::WebContents* tab, |
78 const content::FrameNavigateParams& params); | 80 const content::LoadCommittedDetails& details, |
| 81 const content::FrameNavigateParams& params) OVERRIDE; |
79 | 82 |
80 // Implementation of RulesRegistry: | 83 // Implementation of RulesRegistry: |
81 virtual std::string AddRulesImpl( | 84 virtual std::string AddRulesImpl( |
82 const std::string& extension_id, | 85 const std::string& extension_id, |
83 const std::vector<linked_ptr<RulesRegistry::Rule> >& rules) OVERRIDE; | 86 const std::vector<linked_ptr<RulesRegistry::Rule> >& rules) OVERRIDE; |
84 virtual std::string RemoveRulesImpl( | 87 virtual std::string RemoveRulesImpl( |
85 const std::string& extension_id, | 88 const std::string& extension_id, |
86 const std::vector<std::string>& rule_identifiers) OVERRIDE; | 89 const std::vector<std::string>& rule_identifiers) OVERRIDE; |
87 virtual std::string RemoveAllRulesImpl( | 90 virtual std::string RemoveAllRulesImpl( |
88 const std::string& extension_id) OVERRIDE; | 91 const std::string& extension_id) OVERRIDE; |
89 | 92 |
90 // content::NotificationObserver implementation. | 93 // content::NotificationObserver implementation. |
91 virtual void Observe(int type, | 94 virtual void Observe(int type, |
92 const content::NotificationSource& source, | 95 const content::NotificationSource& source, |
93 const content::NotificationDetails& details) OVERRIDE; | 96 const content::NotificationDetails& details) OVERRIDE; |
94 | 97 |
95 // Returns true if this object retains no allocated data. Only for debugging. | 98 // Returns true if this object retains no allocated data. Only for debugging. |
96 bool IsEmpty() const; | 99 bool IsEmpty() const; |
97 | 100 |
98 protected: | 101 protected: |
99 virtual ~ContentRulesRegistry(); | 102 virtual ~ChromeContentRulesRegistry(); |
100 | 103 |
101 // Virtual for testing: | 104 // Virtual for testing: |
102 virtual base::Time GetExtensionInstallationTime( | 105 virtual base::Time GetExtensionInstallationTime( |
103 const std::string& extension_id) const; | 106 const std::string& extension_id) const; |
104 | 107 |
105 private: | 108 private: |
106 friend class DeclarativeContentRulesRegistryTest; | 109 friend class DeclarativeChromeContentRulesRegistryTest; |
107 | 110 |
108 std::set<ContentRule*> | 111 std::set<ContentRule*> GetMatches( |
109 GetMatches(const RendererContentMatchData& renderer_data) const; | 112 const RendererContentMatchData& renderer_data) const; |
110 | 113 |
111 // Scans the rules for the set of conditions they're watching. If the set has | 114 // Scans the rules for the set of conditions they're watching. If the set has |
112 // changed, calls InstructRenderProcess() for each RenderProcessHost in the | 115 // changed, calls InstructRenderProcess() for each RenderProcessHost in the |
113 // current browser_context. | 116 // current browser_context. |
114 void UpdateConditionCache(); | 117 void UpdateConditionCache(); |
115 | 118 |
116 // Tells a renderer what page attributes to watch for using an | 119 // Tells a renderer what page attributes to watch for using an |
117 // ExtensionMsg_WatchPages. | 120 // ExtensionMsg_WatchPages. |
118 void InstructRenderProcess(content::RenderProcessHost* process); | 121 void InstructRenderProcess(content::RenderProcessHost* process); |
119 | 122 |
(...skipping 16 matching lines...) Expand all Loading... |
136 url_matcher::URLMatcher url_matcher_; | 139 url_matcher::URLMatcher url_matcher_; |
137 | 140 |
138 // All CSS selectors any rule's conditions watch for. | 141 // All CSS selectors any rule's conditions watch for. |
139 std::vector<std::string> watched_css_selectors_; | 142 std::vector<std::string> watched_css_selectors_; |
140 | 143 |
141 // Manages our notification registrations. | 144 // Manages our notification registrations. |
142 content::NotificationRegistrar registrar_; | 145 content::NotificationRegistrar registrar_; |
143 | 146 |
144 scoped_refptr<InfoMap> extension_info_map_; | 147 scoped_refptr<InfoMap> extension_info_map_; |
145 | 148 |
146 DISALLOW_COPY_AND_ASSIGN(ContentRulesRegistry); | 149 DISALLOW_COPY_AND_ASSIGN(ChromeContentRulesRegistry); |
147 }; | 150 }; |
148 | 151 |
149 } // namespace extensions | 152 } // namespace extensions |
150 | 153 |
151 #endif // CHROME_BROWSER_EXTENSIONS_API_DECLARATIVE_CONTENT_CONTENT_RULES_REGIS
TRY_H_ | 154 #endif // CHROME_BROWSER_EXTENSIONS_API_DECLARATIVE_CONTENT_CHROME_CONTENT_RULE
S_REGISTRY_H_ |
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