talk/xmpp/mucroomlookuptask.h

/*
 * libjingle
 * Copyright 2011, Google Inc.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions are met:
 *
 *  1. Redistributions of source code must retain the above copyright notice,
 *     this list of conditions and the following disclaimer.
 *  2. Redistributions in binary form must reproduce the above copyright notice,
 *     this list of conditions and the following disclaimer in the documentation
 *     and/or other materials provided with the distribution.
 *  3. The name of the author may not be used to endorse or promote products
 *     derived from this software without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED
 * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
 * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO
 * EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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 */

#ifndef TALK_XMPP_MUCROOMLOOKUPTASK_H_
#define TALK_XMPP_MUCROOMLOOKUPTASK_H_

#include <string>
#include "talk/xmpp/xmpptask.h"

namespace buzz {

struct MucRoomInfo {
  buzz::Jid room_jid;
  std::string room_name;
  std::string organizer_domain;
};

class MucRoomLookupTask : public XmppTask {
 public:
  MucRoomLookupTask(Task* parent, const std::string& room_name,
      const std::string& organizer_domain);
  MucRoomLookupTask(Task* parent, const Jid& room_jid);

  sigslot::signal1<const MucRoomInfo&> SignalRoomLookupResponse;
  sigslot::signal1<const XmlElement*> SignalRoomLookupError;

 protected:
  virtual bool HandleStanza(const XmlElement* stanza);
  virtual int ProcessStart();
  virtual int ProcessResponse();
  virtual int OnTimeout();

 private:
  XmlElement* MakeRoomQuery(const std::string& room_name,
      const std::string& org_domain);
  XmlElement* MakeJidQuery(const std::string& room_jid);
  bool GetRoomInfoFromResponse(const XmlElement* stanza, MucRoomInfo* info);
  const std::string room_name_;
  const std::string organizer_domain_;
  const Jid room_jid_;
};

}  // namespace buzz

#endif  // TALK_XMPP_MUCROOMLOOKUPTASK_H_