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1 // Copyright (c) 2011 The Chromium Authors. All rights reserved. | 1 // Copyright (c) 2011 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_RENDERER_CONTENT_SETTINGS_OBSERVER_H_ | 5 #ifndef CHROME_RENDERER_CONTENT_SETTINGS_OBSERVER_H_ |
6 #define CHROME_RENDERER_CONTENT_SETTINGS_OBSERVER_H_ | 6 #define CHROME_RENDERER_CONTENT_SETTINGS_OBSERVER_H_ |
7 #pragma once | 7 #pragma once |
8 | 8 |
9 #include <map> | 9 #include <map> |
10 | 10 |
11 #include "chrome/common/content_settings.h" | 11 #include "chrome/common/content_settings.h" |
12 #include "content/public/renderer/render_view_observer.h" | 12 #include "content/public/renderer/render_view_observer.h" |
13 #include "content/public/renderer/render_view_observer_tracker.h" | 13 #include "content/public/renderer/render_view_observer_tracker.h" |
14 | 14 |
15 class GURL; | 15 class GURL; |
16 | 16 |
17 namespace WebKit { | 17 namespace WebKit { |
| 18 class WebFrame; |
18 class WebSecurityOrigin; | 19 class WebSecurityOrigin; |
19 class WebURL; | 20 class WebURL; |
20 } | 21 } |
21 | 22 |
22 // Handles blocking content per content settings for each RenderView. | 23 // Handles blocking content per content settings for each RenderView. |
23 class ContentSettingsObserver | 24 class ContentSettingsObserver |
24 : public content::RenderViewObserver, | 25 : public content::RenderViewObserver, |
25 public content::RenderViewObserverTracker<ContentSettingsObserver> { | 26 public content::RenderViewObserverTracker<ContentSettingsObserver> { |
26 public: | 27 public: |
27 explicit ContentSettingsObserver(content::RenderView* render_view); | 28 explicit ContentSettingsObserver(content::RenderView* render_view); |
28 virtual ~ContentSettingsObserver(); | 29 virtual ~ContentSettingsObserver(); |
29 | 30 |
30 // Sets the content settings that back allowScripts() and allowPlugins(). | 31 // Sets the content setting rules which back |AllowImage()|, |AllowScript()|, |
31 void SetContentSettings(const ContentSettings& settings); | 32 // and |AllowScriptFromSource()|. |content_setting_rules| must outlive this |
32 | |
33 // Sets the default content settings that back allowScripts() and | |
34 // allowPlugins(). | |
35 void SetDefaultContentSettings(const ContentSettings* settings); | |
36 | |
37 // Sets the image setting rules which back |allowImage()|. The | |
38 // |ContentSettingsForOneType| object must outlive this | |
39 // |ContentSettingsObserver|. | 33 // |ContentSettingsObserver|. |
40 void SetImageSettingRules( | 34 void SetContentSettingRules( |
41 const ContentSettingsForOneType* image_setting_rules); | 35 const RendererContentSettingRules* content_setting_rules); |
42 | |
43 // Returns the setting for the given type. | |
44 ContentSetting GetContentSetting(ContentSettingsType type); | |
45 | 36 |
46 bool plugins_temporarily_allowed() { | 37 bool plugins_temporarily_allowed() { |
47 return plugins_temporarily_allowed_; | 38 return plugins_temporarily_allowed_; |
48 } | 39 } |
49 | 40 |
50 // Sends an IPC notification that the specified content type was blocked. | 41 // Sends an IPC notification that the specified content type was blocked. |
51 // If the content type requires it, |resource_identifier| names the specific | 42 // If the content type requires it, |resource_identifier| names the specific |
52 // resource that was blocked (the plugin path in the case of plugins), | 43 // resource that was blocked (the plugin path in the case of plugins), |
53 // otherwise it's the empty string. | 44 // otherwise it's the empty string. |
54 void DidBlockContentType(ContentSettingsType settings_type, | 45 void DidBlockContentType(ContentSettingsType settings_type, |
55 const std::string& resource_identifier); | 46 const std::string& resource_identifier); |
56 | 47 |
57 // These correspond to WebKit::WebPermissionClient methods. | 48 // These correspond to WebKit::WebPermissionClient methods. |
58 bool AllowDatabase(WebKit::WebFrame* frame, | 49 bool AllowDatabase(WebKit::WebFrame* frame, |
59 const WebKit::WebString& name, | 50 const WebKit::WebString& name, |
60 const WebKit::WebString& display_name, | 51 const WebKit::WebString& display_name, |
61 unsigned long estimated_size); | 52 unsigned long estimated_size); |
62 bool AllowFileSystem(WebKit::WebFrame* frame); | 53 bool AllowFileSystem(WebKit::WebFrame* frame); |
63 bool AllowImage(WebKit::WebFrame* frame, | 54 bool AllowImage(WebKit::WebFrame* frame, |
64 bool enabled_per_settings, | 55 bool enabled_per_settings, |
65 const WebKit::WebURL& image_url); | 56 const WebKit::WebURL& image_url); |
66 bool AllowIndexedDB(WebKit::WebFrame* frame, | 57 bool AllowIndexedDB(WebKit::WebFrame* frame, |
67 const WebKit::WebString& name, | 58 const WebKit::WebString& name, |
68 const WebKit::WebSecurityOrigin& origin); | 59 const WebKit::WebSecurityOrigin& origin); |
69 bool AllowPlugins(WebKit::WebFrame* frame, bool enabled_per_settings); | 60 bool AllowPlugins(WebKit::WebFrame* frame, bool enabled_per_settings); |
70 bool AllowScript(WebKit::WebFrame* frame, bool enabled_per_settings); | 61 bool AllowScript(WebKit::WebFrame* frame, bool enabled_per_settings); |
| 62 bool AllowScriptFromSource(WebKit::WebFrame* frame, bool enabled_per_settings, |
| 63 const WebKit::WebURL& script_url); |
71 bool AllowStorage(WebKit::WebFrame* frame, bool local); | 64 bool AllowStorage(WebKit::WebFrame* frame, bool local); |
72 void DidNotAllowPlugins(WebKit::WebFrame* frame); | 65 void DidNotAllowPlugins(WebKit::WebFrame* frame); |
73 void DidNotAllowScript(WebKit::WebFrame* frame); | 66 void DidNotAllowScript(WebKit::WebFrame* frame); |
74 | 67 |
75 private: | 68 private: |
76 // RenderViewObserver implementation. | 69 // RenderViewObserver implementation. |
77 virtual bool OnMessageReceived(const IPC::Message& message); | 70 virtual bool OnMessageReceived(const IPC::Message& message); |
78 virtual void DidCommitProvisionalLoad(WebKit::WebFrame* frame, | 71 virtual void DidCommitProvisionalLoad(WebKit::WebFrame* frame, |
79 bool is_new_navigation); | 72 bool is_new_navigation); |
80 | 73 |
81 // Message handlers. | 74 // Message handlers. |
82 void OnSetContentSettingsForLoadingURL( | |
83 const GURL& url, | |
84 const ContentSettings& content_settings); | |
85 void OnLoadBlockedPlugins(); | 75 void OnLoadBlockedPlugins(); |
86 | 76 |
87 // Helper method that returns if the user wants to block content of type | |
88 // |content_type|. | |
89 bool AllowContentType(ContentSettingsType settings_type); | |
90 | |
91 // Resets the |content_blocked_| array. | 77 // Resets the |content_blocked_| array. |
92 void ClearBlockedContentSettings(); | 78 void ClearBlockedContentSettings(); |
93 | 79 |
94 typedef std::map<GURL, ContentSettings> HostContentSettings; | 80 // A pointer to content setting rules stored by the renderer. Normally, the |
95 HostContentSettings host_content_settings_; | 81 // |RendererContentSettingRules| object is owned by |
96 | 82 // |ChromeRenderProcessObserver|. In the tests it is owned by the caller of |
97 // A pointer to the most up-to-date view of the default content | 83 // |SetContentSettingRules|. |
98 // settings. Normally, they are owned by |ChromeRenderProcessObserver|. In the | 84 const RendererContentSettingRules* content_setting_rules_; |
99 // tests they are owned by the caller of |SetDefaultContentSettings|. | |
100 const ContentSettings* default_content_settings_; | |
101 | |
102 // Stores if loading of scripts and plugins is allowed. | |
103 ContentSettings current_content_settings_; | |
104 | |
105 // Stores the rules for image content settings. Normally, they are owned by | |
106 // |ChromeRenderProcessObserver|. In the tests they are owned by the caller of | |
107 // |SetImageSettingRules|. | |
108 const ContentSettingsForOneType* image_setting_rules_; | |
109 | 85 |
110 // Stores if images, scripts, and plugins have actually been blocked. | 86 // Stores if images, scripts, and plugins have actually been blocked. |
111 bool content_blocked_[CONTENT_SETTINGS_NUM_TYPES]; | 87 bool content_blocked_[CONTENT_SETTINGS_NUM_TYPES]; |
112 | 88 |
113 // Caches the result of AllowStorage. | 89 // Caches the result of AllowStorage. |
114 typedef std::pair<GURL, bool> StoragePermissionsKey; | 90 typedef std::pair<GURL, bool> StoragePermissionsKey; |
115 std::map<StoragePermissionsKey, bool> cached_storage_permissions_; | 91 std::map<StoragePermissionsKey, bool> cached_storage_permissions_; |
116 | 92 |
| 93 // Caches the result of |AllowScript|. |
| 94 std::map<WebKit::WebFrame*, bool> cached_script_permissions_; |
| 95 |
117 bool plugins_temporarily_allowed_; | 96 bool plugins_temporarily_allowed_; |
118 | 97 |
119 DISALLOW_COPY_AND_ASSIGN(ContentSettingsObserver); | 98 DISALLOW_COPY_AND_ASSIGN(ContentSettingsObserver); |
120 }; | 99 }; |
121 | 100 |
122 #endif // CHROME_RENDERER_CONTENT_SETTINGS_OBSERVER_H_ | 101 #endif // CHROME_RENDERER_CONTENT_SETTINGS_OBSERVER_H_ |
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