gloox  1.0
chatstate.cpp
1 /*
2  Copyright (c) 2007-2009 by Jakob Schroeter <js@camaya.net>
3  This file is part of the gloox library. http://camaya.net/gloox
4 
5  This software is distributed under a license. The full license
6  agreement can be found in the file LICENSE in this distribution.
7  This software may not be copied, modified, sold or distributed
8  other than expressed in the named license agreement.
9 
10  This software is distributed without any warranty.
11 */
12 
13 #include "chatstate.h"
14 #include "tag.h"
15 #include "util.h"
16 
17 namespace gloox
18 {
19 
20  /* chat state type values */
21  static const char* stateValues [] = {
22  "active",
23  "composing",
24  "paused",
25  "inactive",
26  "gone"
27  };
28 
29  static inline ChatStateType chatStateType( const std::string& type )
30  {
31  return (ChatStateType)util::lookup2( type, stateValues );
32  }
33 
34  ChatState::ChatState( const Tag* tag )
36  {
37  if( tag )
38  m_state = chatStateType( tag->name() );
39  }
40 
41  const std::string& ChatState::filterString() const
42  {
43  static const std::string filter =
44  "/message/active[@xmlns='" + XMLNS_CHAT_STATES + "']"
45  "|/message/composing[@xmlns='" + XMLNS_CHAT_STATES + "']"
46  "|/message/paused[@xmlns='" + XMLNS_CHAT_STATES + "']"
47  "|/message/inactive[@xmlns='" + XMLNS_CHAT_STATES + "']"
48  "|/message/gone[@xmlns='" + XMLNS_CHAT_STATES + "']";
49  return filter;
50  }
51 
53  {
54  if( m_state == ChatStateInvalid )
55  return 0;
56 
57  return new Tag( util::lookup2( m_state, stateValues ), XMLNS, XMLNS_CHAT_STATES );
58  }
59 
60 }