chrome/browser/permissions/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/permissions/permission_context_base.h"
   6
   7 #include "base/logging.h"
   8 #include "base/prefs/pref_service.h"
   9 #include "chrome/browser/permissions/permission_bubble_request_impl.h"
  10 #include "chrome/browser/permissions/permission_context_uma_util.h"
  11 #include "chrome/browser/permissions/permission_queue_controller.h"
  12 #include "chrome/browser/permissions/permission_request_id.h"
  13 #include "chrome/browser/profiles/profile.h"
  14 #include "chrome/browser/ui/website_settings/permission_bubble_manager.h"
  15 #include "chrome/common/pref_names.h"
  16 #include "components/content_settings/core/browser/content_settings_utils.h"
  17 #include "components/content_settings/core/browser/host_content_settings_map.h"
  18 #include "content/public/browser/browser_thread.h"
  19 #include "content/public/browser/web_contents.h"
  20 #include "content/public/common/origin_util.h"
  21
  22 PermissionContextBase::PermissionContextBase(
  23     Profile* profile,
  24     const ContentSettingsType permission_type)
  25     : profile_(profile),
  26       permission_type_(permission_type),
  27       weak_factory_(this) {
  28   permission_queue_controller_.reset(
  29       new PermissionQueueController(profile_, permission_type_));
  30 }
  31
  32 PermissionContextBase::~PermissionContextBase() {
  33   DCHECK_CURRENTLY_ON(content::BrowserThread::UI);
  34 }
  35
  36 void PermissionContextBase::RequestPermission(
  37     content::WebContents* web_contents,
  38     const PermissionRequestID& id,
  39     const GURL& requesting_frame,
  40     bool user_gesture,
  41     const BrowserPermissionCallback& callback) {
  42   DCHECK_CURRENTLY_ON(content::BrowserThread::UI);
  43
  44   DecidePermission(web_contents,
  45                    id,
  46                    requesting_frame.GetOrigin(),
  47                    web_contents->GetLastCommittedURL().GetOrigin(),
  48                    user_gesture,
  49                    callback);
  50 }
  51
  52 ContentSetting PermissionContextBase::GetPermissionStatus(
  53     const GURL& requesting_origin,
  54     const GURL& embedding_origin) const {
  55   if (IsRestrictedToSecureOrigins() &&
  56       !content::IsOriginSecure(requesting_origin)) {
  57     return CONTENT_SETTING_BLOCK;
  58   }
  59
  60   return profile_->GetHostContentSettingsMap()->GetContentSetting(
  61       requesting_origin, embedding_origin, permission_type_, std::string());
  62 }
  63
  64 void PermissionContextBase::ResetPermission(
  65     const GURL& requesting_origin,
  66     const GURL& embedding_origin) {
  67   profile_->GetHostContentSettingsMap()->SetContentSetting(
  68       ContentSettingsPattern::FromURLNoWildcard(requesting_origin),
  69       ContentSettingsPattern::FromURLNoWildcard(embedding_origin),
  70       permission_type_, std::string(), CONTENT_SETTING_DEFAULT);
  71 }
  72
  73 void PermissionContextBase::CancelPermissionRequest(
  74     content::WebContents* web_contents,
  75     const PermissionRequestID& id) {
  76   DCHECK_CURRENTLY_ON(content::BrowserThread::UI);
  77
  78   if (PermissionBubbleManager::Enabled()) {
  79     PermissionBubbleRequest* cancelling =
  80         pending_bubbles_.get(id.ToString());
  81     if (cancelling != NULL && web_contents != NULL &&
  82         PermissionBubbleManager::FromWebContents(web_contents) != NULL) {
  83       PermissionBubbleManager::FromWebContents(web_contents)->
  84           CancelRequest(cancelling);
  85     }
  86     return;
  87   }
  88
  89   GetQueueController()->CancelInfoBarRequest(id);
  90 }
  91
  92 void PermissionContextBase::DecidePermission(
  93     content::WebContents* web_contents,
  94     const PermissionRequestID& id,
  95     const GURL& requesting_origin,
  96     const GURL& embedding_origin,
  97     bool user_gesture,
  98     const BrowserPermissionCallback& callback) {
  99   DCHECK(content::BrowserThread::CurrentlyOn(content::BrowserThread::UI));
 100
 101   if (!requesting_origin.is_valid() || !embedding_origin.is_valid()) {
 102     DVLOG(1)
 103         << "Attempt to use " << content_settings::GetTypeName(permission_type_)
 104         << " from an invalid URL: " << requesting_origin
 105         << "," << embedding_origin
 106         << " (" << content_settings::GetTypeName(permission_type_)
 107         << " is not supported in popups)";
 108     NotifyPermissionSet(id, requesting_origin, embedding_origin, callback,
 109                         false /* persist */, CONTENT_SETTING_BLOCK);
 110     return;
 111   }
 112
 113   if (IsRestrictedToSecureOrigins() &&
 114       !content::IsOriginSecure(requesting_origin)) {
 115     NotifyPermissionSet(id, requesting_origin, embedding_origin, callback,
 116                         false /* persist */, CONTENT_SETTING_BLOCK);
 117     return;
 118   }
 119
 120   ContentSetting content_setting =
 121       profile_->GetHostContentSettingsMap()
 122           ->GetContentSettingAndMaybeUpdateLastUsage(
 123               requesting_origin, embedding_origin, permission_type_,
 124               std::string());
 125
 126   if (content_setting == CONTENT_SETTING_ALLOW ||
 127       content_setting == CONTENT_SETTING_BLOCK) {
 128     NotifyPermissionSet(id, requesting_origin, embedding_origin, callback,
 129                         false /* persist */, content_setting);
 130     return;
 131   }
 132
 133   PermissionContextUmaUtil::PermissionRequested(
 134       permission_type_, requesting_origin, embedding_origin, profile_);
 135
 136   if (PermissionBubbleManager::Enabled()) {
 137     PermissionBubbleManager* bubble_manager =
 138         PermissionBubbleManager::FromWebContents(web_contents);
 139     DCHECK(bubble_manager);
 140     scoped_ptr<PermissionBubbleRequest> request_ptr(
 141         new PermissionBubbleRequestImpl(
 142             requesting_origin, user_gesture, permission_type_,
 143             profile_->GetPrefs()->GetString(prefs::kAcceptLanguages),
 144             base::Bind(&PermissionContextBase::PermissionDecided,
 145                        weak_factory_.GetWeakPtr(), id, requesting_origin,
 146                        embedding_origin, callback),
 147             base::Bind(&PermissionContextBase::CleanUpBubble,
 148                        weak_factory_.GetWeakPtr(), id)));
 149     PermissionBubbleRequest* request = request_ptr.get();
 150
 151     bool inserted = pending_bubbles_.add(
 152         id.ToString(), request_ptr.Pass()).second;
 153     DCHECK(inserted) << "Duplicate id " << id.ToString();
 154     bubble_manager->AddRequest(request);
 155     return;
 156   }
 157
 158   // TODO(gbillock): Delete this and the infobar delegate when
 159   // we're using only bubbles. crbug.com/337458
 160   GetQueueController()->CreateInfoBarRequest(
 161       id, requesting_origin, embedding_origin,
 162       base::Bind(&PermissionContextBase::PermissionDecided,
 163                  weak_factory_.GetWeakPtr(), id, requesting_origin,
 164                  embedding_origin, callback,
 165                  // the queue controller takes care of persisting the
 166                  // permission
 167                  false));
 168 }
 169
 170 void PermissionContextBase::PermissionDecided(
 171     const PermissionRequestID& id,
 172     const GURL& requesting_origin,
 173     const GURL& embedding_origin,
 174     const BrowserPermissionCallback& callback,
 175     bool persist,
 176     ContentSetting content_setting) {
 177   // Infobar persistance and its related UMA is tracked on the infobar
 178   // controller directly.
 179   if (PermissionBubbleManager::Enabled()) {
 180     if (persist) {
 181       DCHECK(content_setting == CONTENT_SETTING_ALLOW ||
 182              content_setting == CONTENT_SETTING_BLOCK);
 183       if (content_setting == CONTENT_SETTING_ALLOW)
 184         PermissionContextUmaUtil::PermissionGranted(permission_type_,
 185                                                     requesting_origin);
 186       else
 187         PermissionContextUmaUtil::PermissionDenied(permission_type_,
 188                                                    requesting_origin);
 189     } else {
 190       DCHECK_EQ(content_setting, CONTENT_SETTING_DEFAULT);
 191       PermissionContextUmaUtil::PermissionDismissed(permission_type_,
 192                                                     requesting_origin);
 193     }
 194   }
 195
 196   NotifyPermissionSet(id, requesting_origin, embedding_origin, callback,
 197                       persist, content_setting);
 198 }
 199
 200 PermissionQueueController* PermissionContextBase::GetQueueController() {
 201   return permission_queue_controller_.get();
 202 }
 203
 204 Profile* PermissionContextBase::profile() const {
 205   return profile_;
 206 }
 207
 208 void PermissionContextBase::NotifyPermissionSet(
 209     const PermissionRequestID& id,
 210     const GURL& requesting_origin,
 211     const GURL& embedding_origin,
 212     const BrowserPermissionCallback& callback,
 213     bool persist,
 214     ContentSetting content_setting) {
 215   DCHECK(content::BrowserThread::CurrentlyOn(content::BrowserThread::UI));
 216
 217   if (persist)
 218     UpdateContentSetting(requesting_origin, embedding_origin, content_setting);
 219
 220   UpdateTabContext(id, requesting_origin,
 221                    content_setting == CONTENT_SETTING_ALLOW);
 222
 223   if (content_setting == CONTENT_SETTING_DEFAULT) {
 224     content_setting =
 225         profile_->GetHostContentSettingsMap()->GetDefaultContentSetting(
 226             permission_type_, nullptr);
 227   }
 228
 229   DCHECK_NE(content_setting, CONTENT_SETTING_DEFAULT);
 230   callback.Run(content_setting);
 231 }
 232
 233 void PermissionContextBase::CleanUpBubble(const PermissionRequestID& id) {
 234   size_t success = pending_bubbles_.erase(id.ToString());
 235   DCHECK(success == 1) << "Missing request " << id.ToString();
 236 }
 237
 238 void PermissionContextBase::UpdateContentSetting(
 239     const GURL& requesting_origin,
 240     const GURL& embedding_origin,
 241     ContentSetting content_setting) {
 242   DCHECK_EQ(requesting_origin, requesting_origin.GetOrigin());
 243   DCHECK_EQ(embedding_origin, embedding_origin.GetOrigin());
 244   DCHECK(content_setting == CONTENT_SETTING_ALLOW ||
 245          content_setting == CONTENT_SETTING_BLOCK);
 246
 247   profile_->GetHostContentSettingsMap()->SetContentSetting(
 248       ContentSettingsPattern::FromURLNoWildcard(requesting_origin),
 249       ContentSettingsPattern::FromURLNoWildcard(embedding_origin),
 250       permission_type_, std::string(), content_setting);
 251 }