| 1 | var util = require('util'), |
| 2 | events = require('events'), |
| 3 | IRCConnection = require('./irc-connection.js').IRCConnection; |
| 4 | IRCCommands = require('./irc-commands.js'); |
| 5 | |
| 6 | var Client = function (websocket) { |
| 7 | var c = this; |
| 8 | |
| 9 | events.EventEmitter.call(this); |
| 10 | this.websocket = websocket; |
| 11 | |
| 12 | this.IRC_connections = []; |
| 13 | this.next_connection = 0; |
| 14 | |
| 15 | this.buffer = { |
| 16 | list: [], |
| 17 | motd: '' |
| 18 | }; |
| 19 | |
| 20 | websocket.on('irc', function () { |
| 21 | IRC_command.apply(c, arguments); |
| 22 | }); |
| 23 | websocket.on('kiwi', function () { |
| 24 | kiwi_command.apply(c, arguments); |
| 25 | }); |
| 26 | websocket.on('disconnect', function () { |
| 27 | disconnect.apply(c, arguments); |
| 28 | }); |
| 29 | websocket.on('error', function () { |
| 30 | error.apply(c, arguments); |
| 31 | }); |
| 32 | }; |
| 33 | util.inherits(Client, events.EventEmitter); |
| 34 | |
| 35 | module.exports.Client = Client; |
| 36 | |
| 37 | // Callback API: |
| 38 | // Callbacks SHALL accept 2 arguments, error and response, in that order. |
| 39 | // error MUST be null where the command is successul. |
| 40 | // error MUST otherwise be a truthy value and SHOULD be a string where the cause of the error is known. |
| 41 | // response MAY be given even if error is truthy |
| 42 | |
| 43 | Client.prototype.sendIRCCommand = function (command, data, callback) { |
| 44 | var c = {command: command, data: data}; |
| 45 | console.log('C<--', c); |
| 46 | this.websocket.emit('irc', c, callback); |
| 47 | }; |
| 48 | |
| 49 | Client.prototype.sendKiwiCommand = function (command, callback) { |
| 50 | this.websocket.emit('kiwi', command, callback); |
| 51 | }; |
| 52 | |
| 53 | var IRC_command = function (command, callback) { |
| 54 | console.log('C-->', command); |
| 55 | var method, str = ''; |
| 56 | if (typeof callback !== 'function') { |
| 57 | callback = function () {}; |
| 58 | } |
| 59 | if ((command.server === null) || (typeof command.server !== 'number')) { |
| 60 | return callback('server not specified'); |
| 61 | } else if (!this.IRC_connections[command.server]) { |
| 62 | return callback('not connected to server'); |
| 63 | } |
| 64 | |
| 65 | command.data = JSON.parse(command.data); |
| 66 | |
| 67 | if (!_.isArray(command.data.args.params)){ |
| 68 | command.data.args.params = [command.data.args.params]; |
| 69 | } |
| 70 | |
| 71 | if (command.data.method === 'ctcp') { |
| 72 | if (command.data.args.request) { |
| 73 | str += 'PRIVMSG '; |
| 74 | } else { |
| 75 | str += 'NOTICE '; |
| 76 | } |
| 77 | str += command.data.args.target + ' :' |
| 78 | str += String.fromCharCode(1) + command.data.args.type + ' '; |
| 79 | str += command.data.args.params + String.fromCharCode(1); |
| 80 | this.IRC_connections[command.server].write(str); |
| 81 | } else if (command.data.method === 'raw') { |
| 82 | this.IRC_connections[command.server].write(command.data.args.data); |
| 83 | } else if (command.data.method === 'kiwi') { |
| 84 | // do special Kiwi stuff here |
| 85 | } else { |
| 86 | method = command.data.method; |
| 87 | command.data = command.data.args; |
| 88 | this.IRC_connections[command.server].write(method + ((command.data.params) ? ' ' + command.data.params.join(' ') : '') + ((command.data.trailing) ? ' :' + command.data.trailing : ''), callback); |
| 89 | } |
| 90 | }; |
| 91 | |
| 92 | var kiwi_command = function (command, callback) { |
| 93 | var that = this; |
| 94 | console.log(typeof callback); |
| 95 | if (typeof callback !== 'function') { |
| 96 | callback = function () {}; |
| 97 | } |
| 98 | switch (command.command) { |
| 99 | case 'connect': |
| 100 | if ((command.hostname) && (command.port) && (command.nick)) { |
| 101 | var con = new IRCConnection(command.hostname, command.port, command.ssl, |
| 102 | command.nick, {hostname: this.websocket.handshake.revdns, address: this.websocket.handshake.address.address}, |
| 103 | command.password, null); |
| 104 | |
| 105 | var con_num = this.next_connection++; |
| 106 | this.IRC_connections[con_num] = con; |
| 107 | |
| 108 | var binder = new IRCCommands.Binder(con, con_num, this); |
| 109 | binder.bind_irc_commands(); |
| 110 | |
| 111 | con.on('connected', function () { |
| 112 | console.log("con.on('connected')"); |
| 113 | return callback(null, con_num); |
| 114 | }); |
| 115 | |
| 116 | con.on('error', function (err) { |
| 117 | this.websocket.sendKiwiCommand('error', {server: con_num, error: err}); |
| 118 | }); |
| 119 | |
| 120 | con.on('close', function () { |
| 121 | that.IRC_connections[con_num] = null; |
| 122 | }); |
| 123 | } else { |
| 124 | return callback('Hostname, port and nickname must be specified'); |
| 125 | } |
| 126 | break; |
| 127 | default: |
| 128 | callback(); |
| 129 | } |
| 130 | }; |
| 131 | |
| 132 | var extension_command = function (command, callback) { |
| 133 | if (typeof callback === 'function') { |
| 134 | callback('not implemented'); |
| 135 | } |
| 136 | }; |
| 137 | |
| 138 | var disconnect = function () { |
| 139 | _.each(this.IRC_connections, function (irc_connection, i, cons) { |
| 140 | if (irc_connection) { |
| 141 | irc_connection.end('QUIT :Kiwi IRC'); |
| 142 | cons[i] = null; |
| 143 | } |
| 144 | }); |
| 145 | this.emit('destroy'); |
| 146 | }; |
| 147 | |
| 148 | var error = function () { |
| 149 | this.emit('destroy'); |
| 150 | }; |