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// Copyright 2013 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/ui/webui/media/webrtc_logs_ui.h"
#include <vector>
#include "base/bind.h"
#include "base/bind_helpers.h"
#include "base/i18n/time_formatting.h"
#include "base/memory/ref_counted_memory.h"
#include "base/prefs/pref_service.h"
#include "base/strings/string_number_conversions.h"
#include "base/strings/utf_string_conversions.h"
#include "base/values.h"
#include "chrome/browser/browser_process.h"
#include "chrome/browser/media/webrtc_log_list.h"
#include "chrome/browser/profiles/profile.h"
#include "chrome/browser/upload_list.h"
#include "chrome/common/chrome_version_info.h"
#include "chrome/common/pref_names.h"
#include "chrome/common/url_constants.h"
#include "content/public/browser/web_contents.h"
#include "content/public/browser/web_ui.h"
#include "content/public/browser/web_ui_data_source.h"
#include "content/public/browser/web_ui_message_handler.h"
#include "grit/browser_resources.h"
#include "grit/chromium_strings.h"
#include "grit/generated_resources.h"
#include "grit/theme_resources.h"
#if defined(OS_CHROMEOS)
#include "chrome/browser/chromeos/settings/cros_settings.h"
#endif
using content::WebContents;
using content::WebUIMessageHandler;
namespace {
content::WebUIDataSource* CreateWebRtcLogsUIHTMLSource() {
content::WebUIDataSource* source =
content::WebUIDataSource::Create(chrome::kChromeUIWebRtcLogsHost);
source->SetUseJsonJSFormatV2();
source->AddLocalizedString("webrtcLogsTitle", IDS_WEBRTC_LOGS_TITLE);
source->AddLocalizedString("webrtcLogCountFormat",
IDS_WEBRTC_LOGS_LOG_COUNT_BANNER_FORMAT);
source->AddLocalizedString("webrtcLogHeaderFormat",
IDS_WEBRTC_LOGS_LOG_HEADER_FORMAT);
source->AddLocalizedString("webrtcLogLocalFileLabelFormat",
IDS_WEBRTC_LOGS_LOG_LOCAL_FILE_LABEL_FORMAT);
source->AddLocalizedString("webrtcLogLocalFileFormat",
IDS_WEBRTC_LOGS_LOG_LOCAL_FILE_FORMAT);
source->AddLocalizedString("noLocalLogFileMessage",
IDS_WEBRTC_LOGS_NO_LOCAL_LOG_FILE_MESSAGE);
source->AddLocalizedString("webrtcLogUploadTimeFormat",
IDS_WEBRTC_LOGS_LOG_UPLOAD_TIME_FORMAT);
source->AddLocalizedString("webrtcLogReportIdFormat",
IDS_WEBRTC_LOGS_LOG_REPORT_ID_FORMAT);
source->AddLocalizedString("bugLinkText", IDS_WEBRTC_LOGS_BUG_LINK_LABEL);
source->AddLocalizedString("webrtcLogNotUploadedMessage",
IDS_WEBRTC_LOGS_LOG_NOT_UPLOADED_MESSAGE);
source->AddLocalizedString("noLogsMessage",
IDS_WEBRTC_LOGS_NO_LOGS_MESSAGE);
source->SetJsonPath("strings.js");
source->AddResourcePath("webrtc_logs.js", IDR_WEBRTC_LOGS_JS);
source->SetDefaultResource(IDR_WEBRTC_LOGS_HTML);
return source;
}
////////////////////////////////////////////////////////////////////////////////
//
// WebRtcLogsDOMHandler
//
////////////////////////////////////////////////////////////////////////////////
// The handler for Javascript messages for the chrome://webrtc-logs/ page.
class WebRtcLogsDOMHandler : public WebUIMessageHandler,
public UploadList::Delegate {
public:
explicit WebRtcLogsDOMHandler(Profile* profile);
virtual ~WebRtcLogsDOMHandler();
// WebUIMessageHandler implementation.
virtual void RegisterMessages() OVERRIDE;
// UploadList::Delegate implemenation.
virtual void OnUploadListAvailable() OVERRIDE;
private:
// Asynchronously fetches the list of upload WebRTC logs. Called from JS.
void HandleRequestWebRtcLogs(const base::ListValue* args);
// Sends the recently uploaded logs list JS.
void UpdateUI();
// Loads, parses and stores the list of uploaded WebRTC logs.
scoped_refptr<UploadList> upload_list_;
// The directory where the logs are stored.
base::FilePath log_dir_;
// Set when |upload_list_| has finished populating the list of logs.
bool list_available_;
// Set when the webpage wants to update the list (on the webpage) but
// |upload_list_| hasn't finished populating the list of logs yet.
bool js_request_pending_;
DISALLOW_COPY_AND_ASSIGN(WebRtcLogsDOMHandler);
};
WebRtcLogsDOMHandler::WebRtcLogsDOMHandler(Profile* profile)
: log_dir_(
WebRtcLogList::GetWebRtcLogDirectoryForProfile(profile->GetPath())),
list_available_(false),
js_request_pending_(false) {
upload_list_ = WebRtcLogList::CreateWebRtcLogList(this, profile);
}
WebRtcLogsDOMHandler::~WebRtcLogsDOMHandler() {
upload_list_->ClearDelegate();
}
void WebRtcLogsDOMHandler::RegisterMessages() {
upload_list_->LoadUploadListAsynchronously();
web_ui()->RegisterMessageCallback("requestWebRtcLogsList",
base::Bind(&WebRtcLogsDOMHandler::HandleRequestWebRtcLogs,
base::Unretained(this)));
}
void WebRtcLogsDOMHandler::HandleRequestWebRtcLogs(
const base::ListValue* args) {
if (list_available_)
UpdateUI();
else
js_request_pending_ = true;
}
void WebRtcLogsDOMHandler::OnUploadListAvailable() {
list_available_ = true;
if (js_request_pending_)
UpdateUI();
}
void WebRtcLogsDOMHandler::UpdateUI() {
std::vector<UploadList::UploadInfo> uploads;
upload_list_->GetUploads(50, &uploads);
base::ListValue upload_list;
for (std::vector<UploadList::UploadInfo>::iterator i = uploads.begin();
i != uploads.end();
++i) {
base::DictionaryValue* upload = new base::DictionaryValue();
upload->SetString("id", i->id);
base::string16 value_w;
if (!i->time.is_null())
value_w = base::TimeFormatFriendlyDateAndTime(i->time);
upload->SetString("upload_time", value_w);
value_w.clear();
double seconds_since_epoch;
if (base::StringToDouble(i->local_id, &seconds_since_epoch)) {
base::Time capture_time = base::Time::FromDoubleT(seconds_since_epoch);
value_w = base::TimeFormatFriendlyDateAndTime(capture_time);
}
upload->SetString("capture_time", value_w);
base::FilePath::StringType value;
if (!i->local_id.empty())
value = log_dir_.AppendASCII(i->local_id)
.AddExtension(FILE_PATH_LITERAL(".gz")).value();
upload->SetString("local_file", value);
upload_list.Append(upload);
}
const chrome::VersionInfo version_info;
base::StringValue version(version_info.Version());
web_ui()->CallJavascriptFunction("updateWebRtcLogsList", upload_list,
version);
}
} // namespace
///////////////////////////////////////////////////////////////////////////////
//
// WebRtcLogsUI
//
///////////////////////////////////////////////////////////////////////////////
WebRtcLogsUI::WebRtcLogsUI(content::WebUI* web_ui) : WebUIController(web_ui) {
Profile* profile = Profile::FromWebUI(web_ui);
web_ui->AddMessageHandler(new WebRtcLogsDOMHandler(profile));
// Set up the chrome://webrtc-logs/ source.
content::WebUIDataSource::Add(profile, CreateWebRtcLogsUIHTMLSource());
}
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