permission_context_base.cc revision 116680a4aac90f2aa7413d9095a592090648e557 
1// Copyright 2014 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/content_settings/permission_context_base.h"
6
7#include "base/logging.h"
8#include "base/prefs/pref_service.h"
9#include "chrome/browser/content_settings/host_content_settings_map.h"
10#include "chrome/browser/content_settings/permission_bubble_request_impl.h"
11#include "chrome/browser/content_settings/permission_context_uma_util.h"
12#include "chrome/browser/content_settings/permission_queue_controller.h"
13#include "chrome/browser/content_settings/permission_request_id.h"
14#include "chrome/browser/content_settings/tab_specific_content_settings.h"
15#include "chrome/browser/profiles/profile.h"
16#include "chrome/browser/ui/website_settings/permission_bubble_manager.h"
17#include "chrome/common/pref_names.h"
18#include "content/public/browser/browser_thread.h"
19#include "content/public/browser/web_contents.h"
20#include "grit/generated_resources.h"
21#include "grit/theme_resources.h"
22
23PermissionContextBase::PermissionContextBase(
24    Profile* profile,
25    const ContentSettingsType permission_type)
26    : profile_(profile),
27      permission_type_(permission_type),
28      weak_factory_(this) {
29  permission_queue_controller_.reset(
30      new PermissionQueueController(profile_, permission_type_));
31}
32
33PermissionContextBase::~PermissionContextBase() {
34  DCHECK(content::BrowserThread::CurrentlyOn(content::BrowserThread::UI));
35}
36
37void PermissionContextBase::RequestPermission(
38    content::WebContents* web_contents,
39    const PermissionRequestID& id,
40    const GURL& requesting_frame,
41    bool user_gesture,
42    const BrowserPermissionCallback& callback) {
43  DCHECK(content::BrowserThread::CurrentlyOn(content::BrowserThread::UI));
44
45  DecidePermission(web_contents,
46                   id,
47                   requesting_frame.GetOrigin(),
48                   web_contents->GetLastCommittedURL().GetOrigin(),
49                   user_gesture,
50                   callback);
51}
52
53void PermissionContextBase::DecidePermission(
54    content::WebContents* web_contents,
55    const PermissionRequestID& id,
56    const GURL& requesting_origin,
57    const GURL& embedder_origin,
58    bool user_gesture,
59    const BrowserPermissionCallback& callback) {
60  DCHECK(content::BrowserThread::CurrentlyOn(content::BrowserThread::UI));
61
62  ContentSetting content_setting =
63      profile_->GetHostContentSettingsMap()->GetContentSetting(
64          requesting_origin, embedder_origin, permission_type_, std::string());
65  switch (content_setting) {
66    case CONTENT_SETTING_BLOCK:
67      NotifyPermissionSet(id, requesting_origin, embedder_origin,
68                          callback, false /* persist */, false /* granted */);
69      return;
70    case CONTENT_SETTING_ALLOW:
71      NotifyPermissionSet(id, requesting_origin, embedder_origin,
72                          callback, false /* persist */, true /* granted */);
73      return;
74    default:
75      break;
76  }
77
78  PermissionContextUmaUtil::PermissionRequested(permission_type_);
79
80  if (PermissionBubbleManager::Enabled()) {
81    PermissionBubbleManager* bubble_manager =
82        PermissionBubbleManager::FromWebContents(web_contents);
83    DCHECK(bubble_manager);
84    scoped_ptr<PermissionBubbleRequest> request_ptr(
85        new PermissionBubbleRequestImpl(
86            requesting_origin,
87            user_gesture,
88            permission_type_,
89            profile_->GetPrefs()->GetString(prefs::kAcceptLanguages),
90            base::Bind(&PermissionContextBase::PermissionDecided,
91                       weak_factory_.GetWeakPtr(),
92                       id,
93                       requesting_origin,
94                       embedder_origin,
95                       callback),
96            base::Bind(&PermissionContextBase::CleanUpBubble,
97                       weak_factory_.GetWeakPtr(), id)));
98    PermissionBubbleRequest* request = request_ptr.get();
99
100    bool inserted = pending_bubbles_.add(
101        id.ToString(), request_ptr.Pass()).second;
102    DCHECK(inserted) << "Duplicate id " << id.ToString();
103    bubble_manager->AddRequest(request);
104    return;
105  }
106
107  // TODO(gbillock): Delete this and the infobar delegate when
108  // we're using only bubbles. crbug.com/337458
109  GetQueueController()->CreateInfoBarRequest(
110      id,
111      requesting_origin,
112      embedder_origin,
113      std::string(),
114      base::Bind(&PermissionContextBase::PermissionDecided,
115                 weak_factory_.GetWeakPtr(),
116                 id,
117                 requesting_origin,
118                 embedder_origin,
119                 callback,
120                 // the queue controller takes care of persisting the
121                 // permission
122                 false));
123}
124
125void PermissionContextBase::PermissionDecided(
126    const PermissionRequestID& id,
127    const GURL& requesting_origin,
128    const GURL& embedder_origin,
129    const BrowserPermissionCallback& callback,
130    bool persist,
131    bool allowed) {
132
133  // Infobar persistance and its related UMA is tracked on the infobar
134  // controller directly.
135  if (PermissionBubbleManager::Enabled()) {
136    if (persist) {
137      if (allowed)
138        PermissionContextUmaUtil::PermissionGranted(permission_type_);
139      else
140        PermissionContextUmaUtil::PermissionDenied(permission_type_);
141    } else {
142      PermissionContextUmaUtil::PermissionDismissed(permission_type_);
143    }
144  }
145
146  NotifyPermissionSet(
147      id, requesting_origin, embedder_origin, callback, persist, allowed);
148}
149
150PermissionQueueController* PermissionContextBase::GetQueueController() {
151  return permission_queue_controller_.get();
152}
153
154void PermissionContextBase::NotifyPermissionSet(
155    const PermissionRequestID& id,
156    const GURL& requesting_origin,
157    const GURL& embedder_origin,
158    const BrowserPermissionCallback& callback,
159    bool persist,
160    bool allowed) {
161  DCHECK(content::BrowserThread::CurrentlyOn(content::BrowserThread::UI));
162  if (persist)
163    UpdateContentSetting(requesting_origin, embedder_origin, allowed);
164
165  UpdateTabContext(id, requesting_origin, allowed);
166  callback.Run(allowed);
167}
168
169void PermissionContextBase::CleanUpBubble(const PermissionRequestID& id) {
170  size_t success = pending_bubbles_.erase(id.ToString());
171  DCHECK(success == 1) << "Missing request " << id.ToString();
172}
173
174void PermissionContextBase::UpdateContentSetting(
175    const GURL& requesting_origin,
176    const GURL& embedder_origin,
177    bool allowed) {
178  DCHECK_EQ(requesting_origin, requesting_origin.GetOrigin());
179  DCHECK_EQ(embedder_origin, embedder_origin.GetOrigin());
180  ContentSetting content_setting =
181      allowed ? CONTENT_SETTING_ALLOW : CONTENT_SETTING_BLOCK;
182  profile_->GetHostContentSettingsMap()->SetContentSetting(
183      ContentSettingsPattern::FromURLNoWildcard(requesting_origin),
184      ContentSettingsPattern::FromURLNoWildcard(embedder_origin),
185      permission_type_,
186      std::string(),
187      content_setting);
188}
189