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1 /* | |
2 * Copyright (C) 2011 Google Inc. All rights reserved. | |
3 * | |
4 * Redistribution and use in source and binary forms, with or without | |
5 * modification, are permitted provided that the following conditions are | |
6 * met: | |
7 * | |
8 * * Redistributions of source code must retain the above copyright | |
9 * notice, this list of conditions and the following disclaimer. | |
10 * * Redistributions in binary form must reproduce the above | |
11 * copyright notice, this list of conditions and the following disclaimer | |
12 * in the documentation and/or other materials provided with the | |
13 * distribution. | |
14 * * Neither the name of Google Inc. nor the names of its | |
15 * contributors may be used to endorse or promote products derived from | |
16 * this software without specific prior written permission. | |
17 * | |
18 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS | |
19 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT | |
20 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR | |
21 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT | |
22 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, | |
23 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT | |
24 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, | |
25 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY | |
26 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT | |
27 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE | |
28 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. | |
29 */ | |
30 | |
31 #ifndef WebPermissionClient_h | |
32 #define WebPermissionClient_h | |
33 | |
34 namespace WebKit { | |
35 | |
36 class WebDocument; | |
37 class WebFrame; | |
38 class WebSecurityOrigin; | |
39 class WebString; | |
40 class WebURL; | |
41 | |
42 class WebPermissionClient { | |
43 public: | |
44 // Controls whether access to Web Databases is allowed for this frame. | |
45 virtual bool allowDatabase(WebFrame*, const WebString& name, const WebString
& displayName, unsigned long estimatedSize) { return true; } | |
46 | |
47 // Controls whether access to File System is allowed for this frame. | |
48 virtual bool allowFileSystem(WebFrame*) { return true; } | |
49 | |
50 // Controls whether images are allowed for this frame. | |
51 virtual bool allowImage(WebFrame* frame, bool enabledPerSettings, const WebU
RL& imageURL) { return enabledPerSettings; } | |
52 | |
53 // Controls whether access to Indexed DB are allowed for this frame. | |
54 virtual bool allowIndexedDB(WebFrame*, const WebString& name, const WebSecur
ityOrigin&) { return true; } | |
55 | |
56 // Controls whether plugins are allowed for this frame. | |
57 virtual bool allowPlugins(WebFrame*, bool enabledPerSettings) { return enabl
edPerSettings; } | |
58 | |
59 // Controls whether scripts are allowed to execute for this frame. | |
60 virtual bool allowScript(WebFrame*, bool enabledPerSettings) { return enable
dPerSettings; } | |
61 | |
62 // Controls whether scripts loaded from the given URL are allowed to execute
for this frame. | |
63 virtual bool allowScriptFromSource(WebFrame*, bool enabledPerSettings, const
WebURL& scriptURL) { return enabledPerSettings; } | |
64 | |
65 // Controls whether insecrure content is allowed to display for this frame. | |
66 virtual bool allowDisplayingInsecureContent(WebFrame*, bool enabledPerSettin
gs, const WebSecurityOrigin&, const WebURL&) { return enabledPerSettings; } | |
67 | |
68 // Controls whether insecrure scripts are allowed to execute for this frame. | |
69 virtual bool allowRunningInsecureContent(WebFrame*, bool enabledPerSettings,
const WebSecurityOrigin&, const WebURL&) { return enabledPerSettings; } | |
70 | |
71 // Controls whether the given script extension should run in a new script | |
72 // context in this frame. If extensionGroup is 0, the script context is the | |
73 // frame's main context. Otherwise, it is a context created by | |
74 // WebFrame::executeScriptInIsolatedWorld with that same extensionGroup | |
75 // value. | |
76 virtual bool allowScriptExtension(WebFrame*, const WebString& extensionName,
int extensionGroup) { return true; } | |
77 | |
78 virtual bool allowScriptExtension(WebFrame* webFrame, const WebString& exten
sionName, int extensionGroup, int worldId) | |
79 { | |
80 return allowScriptExtension(webFrame, extensionName, extensionGroup); | |
81 } | |
82 | |
83 // Controls whether HTML5 Web Storage is allowed for this frame. | |
84 // If local is true, then this is for local storage, otherwise it's for sess
ion storage. | |
85 virtual bool allowStorage(WebFrame*, bool local) { return true; } | |
86 | |
87 // Controls whether access to read the clipboard is allowed for this frame. | |
88 virtual bool allowReadFromClipboard(WebFrame*, bool defaultValue) { return d
efaultValue; } | |
89 | |
90 // Controls whether access to write the clipboard is allowed for this frame. | |
91 virtual bool allowWriteToClipboard(WebFrame*, bool defaultValue) { return de
faultValue; } | |
92 | |
93 // Controls whether enabling Web Components API for this frame. | |
94 virtual bool allowWebComponents(const WebDocument&, bool defaultValue) { ret
urn defaultValue; } | |
95 | |
96 // Controls whether enabling HTML notifications for this frame. | |
97 virtual bool allowHTMLNotifications(const WebDocument&) { return true; } | |
98 | |
99 // Controls whether to enable MutationEvents for this document. | |
100 // The common use case of this method is actually to selectively disable Mut
ationEvents, | |
101 // but it's been named for consistency with the rest of the interface. | |
102 virtual bool allowMutationEvents(const WebDocument&, bool defaultValue) { re
turn defaultValue; } | |
103 | |
104 // Controls whether pushState and related History APIs are enabled for this
frame. | |
105 virtual bool allowPushState(const WebDocument&) { return true; } | |
106 | |
107 // Notifies the client that the frame would have instantiated a plug-in if p
lug-ins were enabled. | |
108 virtual void didNotAllowPlugins(WebFrame*) { } | |
109 | |
110 // Notifies the client that the frame would have executed script if script w
ere enabled. | |
111 virtual void didNotAllowScript(WebFrame*) { } | |
112 | |
113 protected: | |
114 ~WebPermissionClient() { } | |
115 }; | |
116 | |
117 } // namespace WebKit | |
118 | |
119 #endif | |
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