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// Copyright 2014 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "chrome/browser/content_settings/permission_context_base.h"
#include "base/logging.h"
#include "base/prefs/pref_service.h"
#include "chrome/browser/content_settings/permission_bubble_request_impl.h"
#include "chrome/browser/content_settings/permission_context_uma_util.h"
#include "chrome/browser/content_settings/permission_queue_controller.h"
#include "chrome/browser/profiles/profile.h"
#include "chrome/browser/ui/website_settings/permission_bubble_manager.h"
#include "chrome/common/pref_names.h"
#include "components/content_settings/core/browser/content_settings_utils.h"
#include "components/content_settings/core/browser/host_content_settings_map.h"
#include "components/content_settings/core/common/permission_request_id.h"
#include "content/public/browser/browser_thread.h"
#include "content/public/browser/web_contents.h"
PermissionContextBase::PermissionContextBase(
Profile* profile,
const ContentSettingsType permission_type)
: profile_(profile),
permission_type_(permission_type),
weak_factory_(this) {
permission_queue_controller_.reset(
new PermissionQueueController(profile_, permission_type_));
}
PermissionContextBase::~PermissionContextBase() {
DCHECK_CURRENTLY_ON(content::BrowserThread::UI);
}
void PermissionContextBase::RequestPermission(
content::WebContents* web_contents,
const PermissionRequestID& id,
const GURL& requesting_frame,
bool user_gesture,
const BrowserPermissionCallback& callback) {
DCHECK_CURRENTLY_ON(content::BrowserThread::UI);
DecidePermission(web_contents,
id,
requesting_frame.GetOrigin(),
web_contents->GetLastCommittedURL().GetOrigin(),
user_gesture,
callback);
}
ContentSetting PermissionContextBase::GetPermissionStatus(
const GURL& requesting_origin,
const GURL& embedding_origin) const {
return profile_->GetHostContentSettingsMap()->GetContentSetting(
requesting_origin, embedding_origin, permission_type_, std::string());
}
void PermissionContextBase::ResetPermission(
const GURL& requesting_origin,
const GURL& embedding_origin) {
profile_->GetHostContentSettingsMap()->SetContentSetting(
ContentSettingsPattern::FromURLNoWildcard(requesting_origin),
ContentSettingsPattern::FromURLNoWildcard(embedding_origin),
permission_type_, std::string(), CONTENT_SETTING_DEFAULT);
}
void PermissionContextBase::CancelPermissionRequest(
content::WebContents* web_contents,
const PermissionRequestID& id) {
DCHECK_CURRENTLY_ON(content::BrowserThread::UI);
if (PermissionBubbleManager::Enabled()) {
PermissionBubbleRequest* cancelling =
pending_bubbles_.get(id.ToString());
if (cancelling != NULL && web_contents != NULL &&
PermissionBubbleManager::FromWebContents(web_contents) != NULL) {
PermissionBubbleManager::FromWebContents(web_contents)->
CancelRequest(cancelling);
}
return;
}
GetQueueController()->CancelInfoBarRequest(id);
}
void PermissionContextBase::DecidePermission(
content::WebContents* web_contents,
const PermissionRequestID& id,
const GURL& requesting_origin,
const GURL& embedding_origin,
bool user_gesture,
const BrowserPermissionCallback& callback) {
DCHECK(content::BrowserThread::CurrentlyOn(content::BrowserThread::UI));
if (!requesting_origin.is_valid() || !embedding_origin.is_valid()) {
DVLOG(1)
<< "Attempt to use " << content_settings::GetTypeName(permission_type_)
<< " from an invalid URL: " << requesting_origin
<< "," << embedding_origin
<< " (" << content_settings::GetTypeName(permission_type_)
<< " is not supported in popups)";
NotifyPermissionSet(id, requesting_origin, embedding_origin,
callback, false /* persist */, false /* granted */);
return;
}
ContentSetting content_setting =
profile_->GetHostContentSettingsMap()
->GetContentSettingAndMaybeUpdateLastUsage(
requesting_origin, embedding_origin, permission_type_,
std::string());
switch (content_setting) {
case CONTENT_SETTING_BLOCK:
NotifyPermissionSet(id, requesting_origin, embedding_origin, callback,
false /* persist */, false /* granted */);
return;
case CONTENT_SETTING_ALLOW:
NotifyPermissionSet(id, requesting_origin, embedding_origin, callback,
false /* persist */, true /* granted */);
return;
default:
break;
}
PermissionContextUmaUtil::PermissionRequested(
permission_type_, requesting_origin);
if (PermissionBubbleManager::Enabled()) {
if (pending_bubbles_.get(id.ToString()) != NULL)
return;
PermissionBubbleManager* bubble_manager =
PermissionBubbleManager::FromWebContents(web_contents);
DCHECK(bubble_manager);
scoped_ptr<PermissionBubbleRequest> request_ptr(
new PermissionBubbleRequestImpl(
requesting_origin, user_gesture, permission_type_,
profile_->GetPrefs()->GetString(prefs::kAcceptLanguages),
base::Bind(&PermissionContextBase::PermissionDecided,
weak_factory_.GetWeakPtr(), id, requesting_origin,
embedding_origin, callback),
base::Bind(&PermissionContextBase::CleanUpBubble,
weak_factory_.GetWeakPtr(), id)));
PermissionBubbleRequest* request = request_ptr.get();
bool inserted = pending_bubbles_.add(
id.ToString(), request_ptr.Pass()).second;
DCHECK(inserted) << "Duplicate id " << id.ToString();
bubble_manager->AddRequest(request);
return;
}
// TODO(gbillock): Delete this and the infobar delegate when
// we're using only bubbles. crbug.com/337458
GetQueueController()->CreateInfoBarRequest(
id, requesting_origin, embedding_origin,
base::Bind(&PermissionContextBase::PermissionDecided,
weak_factory_.GetWeakPtr(), id, requesting_origin,
embedding_origin, callback,
// the queue controller takes care of persisting the
// permission
false));
}
void PermissionContextBase::PermissionDecided(
const PermissionRequestID& id,
const GURL& requesting_origin,
const GURL& embedding_origin,
const BrowserPermissionCallback& callback,
bool persist,
bool allowed) {
// Infobar persistance and its related UMA is tracked on the infobar
// controller directly.
if (PermissionBubbleManager::Enabled()) {
if (persist) {
if (allowed)
PermissionContextUmaUtil::PermissionGranted(permission_type_,
requesting_origin);
else
PermissionContextUmaUtil::PermissionDenied(permission_type_,
requesting_origin);
} else {
PermissionContextUmaUtil::PermissionDismissed(permission_type_,
requesting_origin);
}
}
NotifyPermissionSet(id, requesting_origin, embedding_origin, callback,
persist, allowed);
}
PermissionQueueController* PermissionContextBase::GetQueueController() {
return permission_queue_controller_.get();
}
Profile* PermissionContextBase::profile() const {
return profile_;
}
void PermissionContextBase::NotifyPermissionSet(
const PermissionRequestID& id,
const GURL& requesting_origin,
const GURL& embedding_origin,
const BrowserPermissionCallback& callback,
bool persist,
bool allowed) {
DCHECK(content::BrowserThread::CurrentlyOn(content::BrowserThread::UI));
if (persist)
UpdateContentSetting(requesting_origin, embedding_origin, allowed);
UpdateTabContext(id, requesting_origin, allowed);
callback.Run(allowed);
}
void PermissionContextBase::CleanUpBubble(const PermissionRequestID& id) {
size_t success = pending_bubbles_.erase(id.ToString());
DCHECK(success == 1) << "Missing request " << id.ToString();
}
void PermissionContextBase::UpdateContentSetting(const GURL& requesting_origin,
const GURL& embedding_origin,
bool allowed) {
DCHECK_EQ(requesting_origin, requesting_origin.GetOrigin());
DCHECK_EQ(embedding_origin, embedding_origin.GetOrigin());
ContentSetting content_setting =
allowed ? CONTENT_SETTING_ALLOW : CONTENT_SETTING_BLOCK;
profile_->GetHostContentSettingsMap()->SetContentSetting(
ContentSettingsPattern::FromURLNoWildcard(requesting_origin),
ContentSettingsPattern::FromURLNoWildcard(embedding_origin),
permission_type_, std::string(), content_setting);
}
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