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// Copyright (c) 2010 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.
#ifndef CHROME_SERVICE_CLOUD_PRINT_JOB_STATUS_UPDATER_H_
#define CHROME_SERVICE_CLOUD_PRINT_JOB_STATUS_UPDATER_H_
#include <string>
#include "base/file_path.h"
#include "base/ref_counted.h"
#include "base/scoped_ptr.h"
#include "base/thread.h"
#include "chrome/service/cloud_print/print_system.h"
#include "chrome/common/net/url_fetcher.h"
#include "googleurl/src/gurl.h"
#include "net/url_request/url_request_status.h"
// Periodically monitors the status of a local print job and updates the
// cloud print server accordingly. When the job has been completed this
// object releases the reference to itself which should cause it to
// self-destruct.
class JobStatusUpdater : public base::RefCountedThreadSafe<JobStatusUpdater>,
public URLFetcher::Delegate {
public:
class Delegate {
public:
virtual bool OnJobCompleted(JobStatusUpdater* updater) = 0;
};
JobStatusUpdater(const std::string& printer_name,
const std::string& job_id,
cloud_print::PlatformJobId& local_job_id,
const std::string& auth_token,
const GURL& cloud_print_server_url,
cloud_print::PrintSystem* print_system,
Delegate* delegate);
// Checks the status of the local print job and sends an update.
void UpdateStatus();
void Stop();
// URLFetcher::Delegate implementation.
virtual void OnURLFetchComplete(const URLFetcher* source, const GURL& url,
const URLRequestStatus& status,
int response_code,
const ResponseCookies& cookies,
const std::string& data);
private:
std::string printer_name_;
std::string job_id_;
cloud_print::PlatformJobId local_job_id_;
cloud_print::PrintJobDetails last_job_details_;
scoped_ptr<URLFetcher> request_;
std::string auth_token_;
GURL cloud_print_server_url_;
scoped_refptr<cloud_print::PrintSystem> print_system_;
Delegate* delegate_;
// A flag that is set to true in Stop() and will ensure the next scheduled
// task will do nothing.
bool stopped_;
DISALLOW_COPY_AND_ASSIGN(JobStatusUpdater);
};
// This typedef is to workaround the issue with certain versions of
// Visual Studio where it gets confused between multiple Delegate
// classes and gives a C2500 error. (I saw this error on the try bots -
// the workaround was not needed for my machine).
typedef JobStatusUpdater::Delegate JobStatusUpdaterDelegate;
#endif // CHROME_SERVICE_CLOUD_PRINT_JOB_STATUS_UPDATER_H_
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