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
3// found in the LICENSE file.
4
5#include "chrome/browser/extensions/suggest_permission_util.h"
6
7#include "chrome/browser/extensions/extension_system.h"
8#include "chrome/common/extensions/extension_messages.h"
9#include "content/public/browser/render_view_host.h"
10#include "content/public/common/console_message_level.h"
11#include "extensions/browser/process_manager.h"
12#include "extensions/common/extension.h"
13#include "extensions/common/permissions/permissions_info.h"
14
15using content::CONSOLE_MESSAGE_LEVEL_WARNING;
16using content::RenderViewHost;
17
18const char kPermissionsHelpURLForExtensions[] =
19    "http://developer.chrome.com/extensions/manifest.html#permissions";
20const char kPermissionsHelpURLForApps[] =
21    "http://developer.chrome.com/apps/declare_permissions.html";
22
23namespace extensions {
24
25void SuggestAPIPermissionInDevToolsConsole(APIPermission::ID permission,
26                                           const Extension* extension,
27                                           content::RenderViewHost* host) {
28  if (!extension || !host)
29    return;
30
31  const APIPermissionInfo* permission_info =
32      PermissionsInfo::GetInstance()->GetByID(permission);
33  CHECK(permission_info);
34
35  // Note, intentionally not internationalizing this string, as it is output
36  // as a log message to developers in the developer tools console.
37  std::string message = base::StringPrintf(
38      "Is the '%s' permission appropriate? See %s.",
39      permission_info->name(),
40      extension->is_platform_app() ?
41          kPermissionsHelpURLForApps : kPermissionsHelpURLForExtensions);
42
43  host->Send(new ExtensionMsg_AddMessageToConsole(
44      host->GetRoutingID(), CONSOLE_MESSAGE_LEVEL_WARNING, message));
45}
46
47void SuggestAPIPermissionInDevToolsConsole(APIPermission::ID permission,
48                                           const Extension* extension,
49                                           Profile* profile) {
50  extensions::ProcessManager* process_manager =
51      extensions::ExtensionSystem::Get(profile)->process_manager();
52
53  std::set<content::RenderViewHost*> views =
54      process_manager->GetRenderViewHostsForExtension(extension->id());
55
56  for (std::set<RenderViewHost*>::const_iterator iter = views.begin();
57       iter != views.end(); ++iter) {
58    RenderViewHost* host = *iter;
59    SuggestAPIPermissionInDevToolsConsole(permission, extension, host);
60  }
61}
62
63bool IsExtensionWithPermissionOrSuggestInConsole(
64    APIPermission::ID permission,
65    const Extension* extension,
66    content::RenderViewHost* host) {
67  if (extension && extension->HasAPIPermission(permission))
68    return true;
69
70  if (extension)
71    SuggestAPIPermissionInDevToolsConsole(permission, extension, host);
72
73  return false;
74}
75
76bool IsExtensionWithPermissionOrSuggestInConsole(
77    APIPermission::ID permission,
78    const Extension* extension,
79    Profile* profile) {
80  if (extension && extension->HasAPIPermission(permission))
81    return true;
82
83  if (extension)
84    SuggestAPIPermissionInDevToolsConsole(permission, extension, profile);
85
86  return false;
87}
88
89} // namespace extensions
90