server/irc/channel.js

   1 var util        = require('util'),
   2     EventBinder = require('./eventbinder.js'),
   3     IrcUser     = require('./user.js');
   4
   5 var IrcChannel = function(irc_connection, name) {
   6     this.irc_connection = irc_connection;
   7     this.name = name;
   8
   9     this.members = [];
  10     this.ban_list_buffer = [];
  11
  12     // Listen for events on the IRC connection
  13     this.irc_events = {
  14         join:           onJoin,
  15         part:           onPart,
  16         kick:           onKick,
  17         quit:           onQuit,
  18         privmsg:        onMsg,
  19         notice:         onNotice,
  20         ctcp_request:   onCtcpRequest,
  21         ctcp_response:  onCtcpResponse,
  22         topic:          onTopic,
  23         userlist:       onNicklist,
  24         userlist_end:   onNicklistEnd,
  25         banlist:        onBanList,
  26         banlist_end:    onBanListEnd,
  27         topicsetby:     onTopicSetBy,
  28         mode:           onMode,
  29         info:           onChannelInfo
  30     };
  31     EventBinder.bindIrcEvents('channel ' + this.name, this.irc_events, this, irc_connection);
  32 };
  33
  34
  35 module.exports = IrcChannel;
  36
  37
  38 IrcChannel.prototype.dispose = function (){
  39     EventBinder.unbindIrcEvents('channel ' + this.name, this.irc_events, this.irc_connection);
  40     this.irc_connection = undefined;
  41 };
  42
  43
  44
  45 function onJoin(event) {
  46     this.irc_connection.clientEvent('join', {
  47         channel: this.name,
  48         nick: event.nick,
  49         ident: event.ident,
  50         hostname: event.hostname,
  51         time: event.time
  52     });
  53 }
  54
  55
  56 function onPart(event) {
  57     this.irc_connection.clientEvent('part', {
  58         nick: event.nick,
  59         ident: event.ident,
  60         hostname: event.hostname,
  61         channel: this.name,
  62         message: event.message,
  63         time: event.time
  64     });
  65 }
  66
  67
  68 function onKick(event) {
  69     this.irc_connection.clientEvent('kick', {
  70         kicked: event.kicked,  // Nick of the kicked
  71         nick: event.nick, // Nick of the kicker
  72         ident: event.ident,
  73         hostname: event.hostname,
  74         channel: this.name,
  75         message: event.message,
  76         time: event.time
  77     });
  78 }
  79
  80
  81 function onQuit(event) {
  82     this.irc_connection.clientEvent('quit', {
  83         nick: event.nick,
  84         ident: event.ident,
  85         hostname: event.hostname,
  86         message: event.message,
  87         time: event.time
  88     });
  89 }
  90
  91
  92 function onMsg(event) {
  93     this.irc_connection.clientEvent('msg', {
  94         nick: event.nick,
  95         ident: event.ident,
  96         hostname: event.hostname,
  97         channel: this.name,
  98         msg: event.msg,
  99         time: event.time
 100     });
 101 }
 102
 103
 104 function onNotice(event) {
 105     this.irc_connection.clientEvent('notice', {
 106         from_server: event.from_server,
 107         nick: event.nick,
 108         ident: event.ident,
 109         hostname: event.hostname,
 110         target: event.target,
 111         msg: event.msg,
 112         time: event.time
 113     });
 114 }
 115
 116
 117 function onCtcpRequest(event) {
 118     this.irc_connection.clientEvent('ctcp_request', {
 119         nick: event.nick,
 120         ident: event.ident,
 121         hostname: event.hostname,
 122         target: event.target,
 123         type: event.type,
 124         msg: event.msg,
 125         time: event.time
 126     });
 127 }
 128
 129
 130 function onCtcpResponse(event) {
 131     this.irc_connection.clientEvent('ctcp_response', {
 132         nick: event.nick,
 133         ident: event.ident,
 134         hostname: event.hostname,
 135         target: event.target,
 136         type: event.type,
 137         msg: event.msg,
 138         time: event.time
 139     });
 140 }
 141
 142
 143 // TODO: Split event.users into batches of 50
 144 function onNicklist(event) {
 145     this.irc_connection.clientEvent('userlist', {
 146         users: event.users,
 147         channel: this.name
 148     });
 149     // TODO: uncomment when using an IrcUser per nick
 150     //updateUsersList.call(this, event.users);
 151 }
 152
 153
 154 function onNicklistEnd(event) {
 155     this.irc_connection.clientEvent('userlist_end', {
 156         users: event.users,
 157         channel: this.name
 158     });
 159     // TODO: uncomment when using an IrcUser per nick
 160     //updateUsersList.call(this, event.users);
 161 }
 162
 163 function updateUsersList(users) {
 164     var that = this;
 165     if (users) {
 166         users.forEach(function (user) {
 167             if (!that.irc_connection.irc_users[user.nick]) {
 168                 that.irc_connection.irc_users[user.nick] = new IrcUser(that.irc_connection, user.nick);
 169             }
 170         });
 171     }
 172 }
 173
 174
 175 function onTopic(event) {
 176     this.irc_connection.clientEvent('topic', {
 177         nick: event.nick,
 178         channel: this.name,
 179         topic: event.topic,
 180         time: event.time
 181     });
 182 }
 183
 184
 185 function onChannelInfo(event) {
 186     // Channel info event may contain 1 of several types of info,
 187     // including creation time, modes. So just pipe the event
 188     // right through to the client
 189     this.irc_connection.clientEvent('channel_info', event);
 190 }
 191
 192
 193 function onBanList(event) {
 194     this.ban_list_buffer.push(event);
 195 }
 196
 197 function onBanListEnd(event) {
 198     this.irc_connection.clientEvent('banlist', {
 199         channel: this.name,
 200         bans: this.ban_list_buffer
 201     });
 202
 203     this.ban_list_buffer = [];
 204 }
 205
 206 function onTopic(event) {
 207     this.irc_connection.clientEvent('topic', {
 208         channel: event.channel,
 209         topic: event.topic
 210     });
 211 }
 212
 213 function onTopicSetBy(event) {
 214     this.irc_connection.clientEvent('topicsetby', {
 215         nick: event.nick,
 216         channel: event.channel,
 217         when: event.when
 218     });
 219 }
 220
 221 function onMode(event) {
 222     this.irc_connection.clientEvent('mode', {
 223         target: event.target,
 224         nick: event.nick,
 225         modes: event.modes,
 226         time: event.time
 227     });
 228 }