// Copyright (c) 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.

#ifndef CONTENT_CHILD_NPAPI_URL_FETCHER_H_
#define CONTENT_CHILD_NPAPI_URL_FETCHER_H_

#include <string>

#include "base/memory/scoped_ptr.h"
#include "content/public/child/request_peer.h"
#include "url/gurl.h"

namespace webkit_glue {
class MultipartResponseDelegate;
class ResourceLoaderBridge;
}

namespace content {
class PluginStreamUrl;

// Fetches URLS for a plugin using ResourceDispatcher.
class PluginURLFetcher : public RequestPeer {
 public:
  PluginURLFetcher(PluginStreamUrl* plugin_stream,
                   const GURL& url,
                   const GURL& first_party_for_cookies,
                   const std::string& method,
                   const char* buf,
                   unsigned int len,
                   const GURL& referrer,
                   const std::string& range,
                   bool notify_redirects,
                   bool is_plugin_src_load,
                   int origin_pid,
                   int render_frame_id,
                   int render_view_id,
                   unsigned long resource_id,
                   bool copy_stream_data);
  virtual ~PluginURLFetcher();

  // Cancels the current request.
  void Cancel();

  // Called with the plugin's reply to NPP_URLRedirectNotify.
  void URLRedirectResponse(bool allow);

  GURL first_party_for_cookies() { return first_party_for_cookies_; }
  GURL referrer() { return referrer_; }
  int origin_pid() { return origin_pid_; }
  int render_frame_id() { return render_frame_id_; }
  int render_view_id() { return render_view_id_; }
  bool copy_stream_data() { return copy_stream_data_; }
  bool pending_failure_notification() { return pending_failure_notification_; }

 private:
  // RequestPeer implementation:
  virtual void OnUploadProgress(uint64 position, uint64 size) OVERRIDE;
  virtual bool OnReceivedRedirect(const GURL& new_url,
                                  const GURL& new_first_party_for_cookies,
                                  const ResourceResponseInfo& info) OVERRIDE;
  virtual void OnReceivedResponse(const ResourceResponseInfo& info) OVERRIDE;
  virtual void OnDownloadedData(int len, int encoded_data_length) OVERRIDE;
  virtual void OnReceivedData(const char* data,
                              int data_length,
                              int encoded_data_length) OVERRIDE;
  virtual void OnCompletedRequest(int error_code,
                                  bool was_ignored_by_handler,
                                  bool stale_copy_in_cache,
                                  const std::string& security_info,
                                  const base::TimeTicks& completion_time,
                                  int64 total_transfer_size) OVERRIDE;

  // |plugin_stream_| becomes NULL after Cancel() to ensure no further calls
  // |reach it.
  PluginStreamUrl* plugin_stream_;
  GURL url_;
  GURL first_party_for_cookies_;
  std::string method_;
  GURL referrer_;
  bool notify_redirects_;
  bool is_plugin_src_load_;
  int origin_pid_;
  int render_frame_id_;
  int render_view_id_;
  unsigned long resource_id_;
  bool copy_stream_data_;
  int64 data_offset_;
  bool pending_failure_notification_;

  scoped_ptr<webkit_glue::MultipartResponseDelegate> multipart_delegate_;

  scoped_ptr<webkit_glue::ResourceLoaderBridge> bridge_;

  DISALLOW_COPY_AND_ASSIGN(PluginURLFetcher);
};

}  // namespace content

#endif  // CONTENT_CHILD_NPAPI_URL_FETCHER_H_