src/chrome/browser/content_settings/permission_context_base.cc

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