Support chrome_to_mobile job receiving

chrome/browser/chrome_to_mobile/receive/chrome_to_mobile_receive_device_manager.h

Index: chrome/browser/chrome_to_mobile/receive/chrome_to_mobile_receive_device_manager.h
diff --git a/chrome/browser/chrome_to_mobile/receive/chrome_to_mobile_receive_device_manager.h b/chrome/browser/chrome_to_mobile/receive/chrome_to_mobile_receive_device_manager.h
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index 0000000000000000000000000000000000000000..25450aaee76b89e974885dcbbbb723d6a14b114a
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+++ b/chrome/browser/chrome_to_mobile/receive/chrome_to_mobile_receive_device_manager.h
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+// Copyright 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.
+
+#ifndef CHROME_BROWSER_CHROME_TO_MOBILE_RECEIVE_CHROME_TO_MOBILE_RECEIVE_DEVICE_MANAGER_H_
+#define CHROME_BROWSER_CHROME_TO_MOBILE_RECEIVE_CHROME_TO_MOBILE_RECEIVE_DEVICE_MANAGER_H_
+
+#include <map>
+#include <set>
+#include <string>
+
+#include "base/basictypes.h"
+#include "base/memory/scoped_ptr.h"
+#include "base/threading/non_thread_safe.h"
+#include "chrome/browser/chrome_to_mobile/common/cloud_print_request.h"
+#include "googleurl/src/gurl.h"
+
+namespace net {
+class URLRequestContextGetter;
+}  // namespace net
+
+namespace chrome_to_mobile_receive {
+
+// Class that starts the device as a receiver for the chrome-to-mobile feature.
+// This class associates the device with a google cloud printer to receive
+// chrome-to-mobile jobs.
+//
+// To use it, create a |manager| and start the device by calling
+// |CreateAndStart()| with an
+// |ChromeToMobileReceiveDeviceManager::Delegate| object which will be
+// called back when it finishes starting the device. The callback will be called
+// in the same thread where |manager| is created.
+class ChromeToMobileReceiveDeviceManager
+    : public base::NonThreadSafe,
+      public chrome_to_mobile::CloudPrintRequest::Delegate {
+ public:
+  class Delegate {
+   public:
+    Delegate();
+    virtual ~Delegate();
+    virtual void OnStartDeviceComplete(
+        ChromeToMobileReceiveDeviceManager* source) = 0;
+  };
+
+  // Creates a |ChromeToMobileReceiveDeviceManager| and starts the device by
+  // associating it with a printer at |cloud_print_service_url| with
+  // |printer_tags| to receive the chrome-to-mobile jobs. Request relevant
+  // settings are given in |_settings|.
+  //
+  // If |existing_printer_id| is nonempty, this method tries to associate this
+  // device with the printer identified by |existing_printer_id| and updates
+  // this printer with |printer_flags|.
+  //
+  // If |existing_printer_id| is empty or it fails to update the printer
+  // identified by |existing_printer_id|, a new printer will be registered.
+  //
+  // When it completes, it calls the |delegate|'s callback
+  // |OnStartDeviceComplete()|.
+  static ChromeToMobileReceiveDeviceManager* CreateAndStart(
+      const GURL& cloud_printer_server_url,
+      const std::string& existing_printer_id,
+      const std::map<std::string, std::string>& printer_tags,
+      const chrome_to_mobile::CloudPrintRequest::Settings& settings,
+      Delegate* delegate);
+  virtual ~ChromeToMobileReceiveDeviceManager();
+
+  std::string GetStartedPrinterId() const;
+  bool IsSuccess() const;
+  bool HasCloudPrintAuthError() const;
+  bool HasOAuth2AccessTokenFailure() const;
+
+ protected:
+  // |chrome_to_mobile::CloudPrintRequest::Delegate|.
+  virtual void OnRequestComplete(chrome_to_mobile::CloudPrintRequest* source)
+      OVERRIDE;
+
+ private:
+  // Constructs a |ChromeToMobileReceiveDeviceManager|.
+  ChromeToMobileReceiveDeviceManager(
+      const GURL& cloud_printer_server_url,
+      const std::string& existing_printer_id,
+      const std::map<std::string, std::string>& printer_tags,
+      const chrome_to_mobile::CloudPrintRequest::Settings& settings,
+      Delegate* delegate);
+
+  // Start up the device to receive chrome-to-mobile jobs.
+  void StartDevice();
+
+  // Methods that handle cloud print request when it completes. Returns true if
+  // |source| has been processed in this method.
+  bool HandleRegisterComplete(chrome_to_mobile::CloudPrintRequest* source);
+  bool HandleListComplete(chrome_to_mobile::CloudPrintRequest* source);
+  bool HandleDeleteComplete(chrome_to_mobile::CloudPrintRequest* source);
+  bool HandleUpdateComplete(chrome_to_mobile::CloudPrintRequest* source);
+
+  // Returns true if it has finished starting the device.
+  bool HasCompleted() const;
+
+  // Helper methods that handle requests sent to cloud print server.
+  void RegisterPrinter();
+  void DeletePrinter(const std::string& printer_id);
+  void CancelAllRequests();
+
+  // Variables passed in when constructed.
+  const GURL cloud_print_server_url_;
+  const std::string existing_printer_id_;
+  const std::map<std::string, std::string> printer_tags_;
+  const chrome_to_mobile::CloudPrintRequest::Settings settings_;
+  Delegate* const delegate_;
+
+  scoped_ptr<chrome_to_mobile::CloudPrintRequest> list_request_;
+  scoped_ptr<chrome_to_mobile::CloudPrintRequest> register_request_;
+  scoped_ptr<chrome_to_mobile::CloudPrintRequest> update_request_;
+  std::set<chrome_to_mobile::CloudPrintRequest*> delete_requests_;
+  enum {kStarting, kSuccess, kFail} start_status_;
+  // Id of the printer that is associated with this device when it has started.
+  std::string started_printer_id_;
+  bool has_oauth2_token_fetch_failure_;
+  bool has_cloud_print_auth_error_;
+
+  DISALLOW_COPY_AND_ASSIGN(ChromeToMobileReceiveDeviceManager);
+};
+
+}  // namespace chrome_to_mobile_receive
+
+#endif  // CHROME_BROWSER_CHROME_TO_MOBILE_RECEIVE_CHROME_TO_MOBILE_RECEIVE_DEVICE_MANAGER_H_
+