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// Copyright (c) 2012 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/media/media_stream_infobar_delegate.h"
#include "base/logging.h"
#include "base/metrics/histogram.h"
#include "base/strings/utf_string_conversions.h"
#include "chrome/browser/infobars/infobar_service.h"
#include "chrome/common/url_constants.h"
#include "chrome/grit/generated_resources.h"
#include "components/google/core/browser/google_util.h"
#include "components/infobars/core/infobar.h"
#include "content/public/browser/web_contents.h"
#include "grit/components_strings.h"
#include "grit/theme_resources.h"
#include "ui/base/l10n/l10n_util.h"
#include "url/gurl.h"
namespace {
enum DevicePermissionActions {
kAllowHttps = 0,
kAllowHttp,
kDeny,
kCancel,
kPermissionActionsMax // Must always be last!
};
} // namespace
MediaStreamInfoBarDelegate::~MediaStreamInfoBarDelegate() {
}
// static
bool MediaStreamInfoBarDelegate::Create(
content::WebContents* web_contents,
const content::MediaStreamRequest& request,
const content::MediaResponseCallback& callback) {
scoped_ptr<MediaStreamDevicesController> controller(
new MediaStreamDevicesController(web_contents, request, callback));
if (controller->DismissInfoBarAndTakeActionOnSettings())
return false;
InfoBarService* infobar_service =
InfoBarService::FromWebContents(web_contents);
if (!infobar_service) {
// Deny the request if there is no place to show the infobar, e.g. when
// the request comes from a background extension page.
controller->Deny(false, content::MEDIA_DEVICE_INVALID_STATE);
return false;
}
scoped_ptr<infobars::InfoBar> infobar(
infobar_service->CreateConfirmInfoBar(scoped_ptr<ConfirmInfoBarDelegate>(
new MediaStreamInfoBarDelegate(controller.Pass()))));
for (size_t i = 0; i < infobar_service->infobar_count(); ++i) {
infobars::InfoBar* old_infobar = infobar_service->infobar_at(i);
if (old_infobar->delegate()->AsMediaStreamInfoBarDelegate()) {
infobar_service->ReplaceInfoBar(old_infobar, infobar.Pass());
return true;
}
}
infobar_service->AddInfoBar(infobar.Pass());
return true;
}
MediaStreamInfoBarDelegate::MediaStreamInfoBarDelegate(
scoped_ptr<MediaStreamDevicesController> controller)
: ConfirmInfoBarDelegate(),
controller_(controller.Pass()) {
DCHECK(controller_.get());
DCHECK(controller_->HasAudio() || controller_->HasVideo());
}
void MediaStreamInfoBarDelegate::InfoBarDismissed() {
// Deny the request if the infobar was closed with the 'x' button, since
// we don't want WebRTC to be waiting for an answer that will never come.
UMA_HISTOGRAM_ENUMERATION("Media.DevicePermissionActions",
kCancel, kPermissionActionsMax);
controller_->Deny(false, content::MEDIA_DEVICE_PERMISSION_DISMISSED);
}
int MediaStreamInfoBarDelegate::GetIconID() const {
return controller_->HasVideo() ?
IDR_INFOBAR_MEDIA_STREAM_CAMERA : IDR_INFOBAR_MEDIA_STREAM_MIC;
}
infobars::InfoBarDelegate::Type MediaStreamInfoBarDelegate::GetInfoBarType()
const {
return PAGE_ACTION_TYPE;
}
MediaStreamInfoBarDelegate*
MediaStreamInfoBarDelegate::AsMediaStreamInfoBarDelegate() {
return this;
}
base::string16 MediaStreamInfoBarDelegate::GetMessageText() const {
int message_id = IDS_MEDIA_CAPTURE_AUDIO_AND_VIDEO;
if (!controller_->HasAudio())
message_id = IDS_MEDIA_CAPTURE_VIDEO_ONLY;
else if (!controller_->HasVideo())
message_id = IDS_MEDIA_CAPTURE_AUDIO_ONLY;
return l10n_util::GetStringFUTF16(
message_id, base::UTF8ToUTF16(controller_->GetSecurityOriginSpec()));
}
base::string16 MediaStreamInfoBarDelegate::GetButtonLabel(
InfoBarButton button) const {
return l10n_util::GetStringUTF16((button == BUTTON_OK) ?
IDS_MEDIA_CAPTURE_ALLOW : IDS_MEDIA_CAPTURE_DENY);
}
bool MediaStreamInfoBarDelegate::Accept() {
GURL origin(controller_->GetSecurityOriginSpec());
if (origin.SchemeIsSecure()) {
UMA_HISTOGRAM_ENUMERATION("Media.DevicePermissionActions",
kAllowHttps, kPermissionActionsMax);
} else {
UMA_HISTOGRAM_ENUMERATION("Media.DevicePermissionActions",
kAllowHttp, kPermissionActionsMax);
}
controller_->Accept(true);
return true;
}
bool MediaStreamInfoBarDelegate::Cancel() {
UMA_HISTOGRAM_ENUMERATION("Media.DevicePermissionActions",
kDeny, kPermissionActionsMax);
controller_->Deny(true, content::MEDIA_DEVICE_PERMISSION_DENIED);
return true;
}
base::string16 MediaStreamInfoBarDelegate::GetLinkText() const {
return l10n_util::GetStringUTF16(IDS_LEARN_MORE);
}
bool MediaStreamInfoBarDelegate::LinkClicked(
WindowOpenDisposition disposition) {
InfoBarService::WebContentsFromInfoBar(infobar())->OpenURL(
content::OpenURLParams(
GURL(chrome::kMediaAccessLearnMoreUrl),
content::Referrer(),
(disposition == CURRENT_TAB) ? NEW_FOREGROUND_TAB : disposition,
ui::PAGE_TRANSITION_LINK, false));
return false; // Do not dismiss the info bar.
}
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