405 lines
		
	
	
		
			14 KiB
		
	
	
	
		
			PHP
		
	
	
	
	
	
			
		
		
	
	
			405 lines
		
	
	
		
			14 KiB
		
	
	
	
		
			PHP
		
	
	
	
	
	
<?php
 | 
						|
/**
 | 
						|
 * StatusNet - the distributed open-source microblogging tool
 | 
						|
 * Copyright (C) 2010, StatusNet, Inc.
 | 
						|
 *
 | 
						|
 * Send and receive notices using an IRC network
 | 
						|
 *
 | 
						|
 * PHP version 5
 | 
						|
 *
 | 
						|
 * This program is free software: you can redistribute it and/or modify
 | 
						|
 * it under the terms of the GNU Affero General Public License as published by
 | 
						|
 * the Free Software Foundation, either version 3 of the License, or
 | 
						|
 * (at your option) any later version.
 | 
						|
 *
 | 
						|
 * This program is distributed in the hope that it will be useful,
 | 
						|
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 | 
						|
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 | 
						|
 * GNU Affero General Public License for more details.
 | 
						|
 *
 | 
						|
 * You should have received a copy of the GNU Affero General Public License
 | 
						|
 * along with this program.  If not, see <http://www.gnu.org/licenses/>.
 | 
						|
 *
 | 
						|
 * @category  IM
 | 
						|
 * @package   StatusNet
 | 
						|
 * @author    Luke Fitzgerald <lw.fitzgerald@googlemail.com>
 | 
						|
 * @copyright 2010 StatusNet, Inc.
 | 
						|
 * @license   http://www.fsf.org/licensing/licenses/agpl-3.0.html AGPL 3.0
 | 
						|
 * @link      http://status.net/
 | 
						|
 */
 | 
						|
 | 
						|
if (!defined('STATUSNET')) {
 | 
						|
    // This check helps protect against security problems;
 | 
						|
    // your code file can't be executed directly from the web.
 | 
						|
    exit(1);
 | 
						|
}
 | 
						|
 | 
						|
// We bundle the Phergie library...
 | 
						|
set_include_path(get_include_path() . PATH_SEPARATOR . dirname(__FILE__) . '/extlib/phergie');
 | 
						|
 | 
						|
/**
 | 
						|
 * Plugin for IRC
 | 
						|
 *
 | 
						|
 * @category  Plugin
 | 
						|
 * @package   StatusNet
 | 
						|
 * @author    Luke Fitzgerald <lw.fitzgerald@googlemail.com>
 | 
						|
 * @copyright 2010 StatusNet, Inc.
 | 
						|
 * @license   http://www.fsf.org/licensing/licenses/agpl-3.0.html AGPL 3.0
 | 
						|
 * @link      http://status.net/
 | 
						|
 */
 | 
						|
class IrcPlugin extends ImPlugin {
 | 
						|
    public $host =  null;
 | 
						|
    public $port = null;
 | 
						|
    public $username = null;
 | 
						|
    public $realname = null;
 | 
						|
    public $nick = null;
 | 
						|
    public $password = null;
 | 
						|
    public $nickservidentifyregexp = null;
 | 
						|
    public $nickservpassword = null;
 | 
						|
    public $channels = null;
 | 
						|
    public $transporttype = null;
 | 
						|
    public $encoding = null;
 | 
						|
    public $pinginterval = null;
 | 
						|
 | 
						|
    public $regcheck = null;
 | 
						|
    public $unregregexp = null;
 | 
						|
    public $regregexp = null;
 | 
						|
 | 
						|
    public $transport = 'irc';
 | 
						|
    protected $whiteList;
 | 
						|
    protected $fake_irc;
 | 
						|
 | 
						|
    /**
 | 
						|
     * Get the internationalized/translated display name of this IM service
 | 
						|
     *
 | 
						|
     * @return string Name of service
 | 
						|
     */
 | 
						|
    public function getDisplayName() {
 | 
						|
        // TRANS: Service name for IRC.
 | 
						|
        return _m('IRC');
 | 
						|
    }
 | 
						|
 | 
						|
    /**
 | 
						|
     * Normalize a screenname for comparison
 | 
						|
     *
 | 
						|
     * @param string $screenname Screenname to normalize
 | 
						|
     * @return string An equivalent screenname in normalized form
 | 
						|
     */
 | 
						|
    public function normalize($screenname) {
 | 
						|
        $screenname = str_replace(" ","", $screenname);
 | 
						|
        return strtolower($screenname);
 | 
						|
    }
 | 
						|
 | 
						|
    /**
 | 
						|
     * Get the screenname of the daemon that sends and receives messages
 | 
						|
     *
 | 
						|
     * @return string Screenname
 | 
						|
     */
 | 
						|
    public function daemonScreenname() {
 | 
						|
        return $this->nick;
 | 
						|
    }
 | 
						|
 | 
						|
    /**
 | 
						|
     * Validate (ensure the validity of) a screenname
 | 
						|
     *
 | 
						|
     * @param string $screenname Screenname to validate
 | 
						|
     * @return boolean true if screenname is valid
 | 
						|
     */
 | 
						|
    public function validate($screenname) {
 | 
						|
        if (preg_match('/\A[a-z0-9\-_]{1,1000}\z/i', $screenname)) {
 | 
						|
            return true;
 | 
						|
        } else {
 | 
						|
            return false;
 | 
						|
        }
 | 
						|
    }
 | 
						|
 | 
						|
    /**
 | 
						|
     * Load related modules when needed
 | 
						|
     *
 | 
						|
     * @param string $cls Name of the class to be loaded
 | 
						|
     * @return boolean hook value; true means continue processing, false means stop.
 | 
						|
     */
 | 
						|
    public function onAutoload($cls) {
 | 
						|
        $dir = dirname(__FILE__);
 | 
						|
 | 
						|
        switch ($cls) {
 | 
						|
            case 'IrcManager':
 | 
						|
                include_once $dir . '/'.strtolower($cls).'.php';
 | 
						|
                return false;
 | 
						|
            case 'Fake_Irc':
 | 
						|
            case 'Irc_waiting_message':
 | 
						|
            case 'ChannelResponseChannel':
 | 
						|
                include_once $dir . '/'. $cls .'.php';
 | 
						|
                return false;
 | 
						|
            default:
 | 
						|
                if (substr($cls, 0, 7) == 'Phergie') {
 | 
						|
                    include_once str_replace('_', DIRECTORY_SEPARATOR, $cls) . '.php';
 | 
						|
                    return false;
 | 
						|
                }
 | 
						|
                return true;
 | 
						|
        }
 | 
						|
    }
 | 
						|
 | 
						|
    /*
 | 
						|
     * Start manager on daemon start
 | 
						|
     *
 | 
						|
     * @param array &$versions Array to insert manager into
 | 
						|
     * @return boolean
 | 
						|
     */
 | 
						|
    public function onStartImDaemonIoManagers(&$classes) {
 | 
						|
        parent::onStartImDaemonIoManagers(&$classes);
 | 
						|
        $classes[] = new IrcManager($this); // handles sending/receiving
 | 
						|
        return true;
 | 
						|
    }
 | 
						|
 | 
						|
    /**
 | 
						|
    * Ensure the database table is present
 | 
						|
    *
 | 
						|
    */
 | 
						|
    public function onCheckSchema() {
 | 
						|
        $schema = Schema::get();
 | 
						|
 | 
						|
        // For storing messages while sessions become ready
 | 
						|
        $schema->ensureTable('irc_waiting_message',
 | 
						|
                             array(new ColumnDef('id', 'integer', null,
 | 
						|
                                                 false, 'PRI', null, null, true),
 | 
						|
                                   new ColumnDef('data', 'blob', null, false),
 | 
						|
                                   new ColumnDef('prioritise', 'tinyint', 1, false),
 | 
						|
                                   new ColumnDef('attempts', 'integer', null, false),
 | 
						|
                                   new ColumnDef('created', 'datetime', null, false),
 | 
						|
                                   new ColumnDef('claimed', 'datetime')));
 | 
						|
 | 
						|
        return true;
 | 
						|
    }
 | 
						|
 | 
						|
    /**
 | 
						|
    * Get a microid URI for the given screenname
 | 
						|
    *
 | 
						|
    * @param string $screenname Screenname
 | 
						|
    * @return string microid URI
 | 
						|
    */
 | 
						|
    public function microiduri($screenname) {
 | 
						|
        return 'irc:' . $screenname;
 | 
						|
    }
 | 
						|
 | 
						|
    /**
 | 
						|
     * Send a message to a given screenname
 | 
						|
     *
 | 
						|
     * @param string $screenname Screenname to send to
 | 
						|
     * @param string $body Text to send
 | 
						|
     * @return boolean true on success
 | 
						|
     */
 | 
						|
    public function sendMessage($screenname, $body) {
 | 
						|
        $lines = explode("\n", $body);
 | 
						|
        foreach ($lines as $line) {
 | 
						|
            $this->fake_irc->doPrivmsg($screenname, $line);
 | 
						|
            $this->enqueueOutgoingRaw(array('type' => 'message', 'prioritise' => 0, 'data' => $this->fake_irc->would_be_sent));
 | 
						|
        }
 | 
						|
        return true;
 | 
						|
    }
 | 
						|
 | 
						|
    /**
 | 
						|
     * Accept a queued input message.
 | 
						|
     *
 | 
						|
     * @return boolean true if processing completed, false if message should be reprocessed
 | 
						|
     */
 | 
						|
    public function receiveRawMessage($data) {
 | 
						|
        if (strpos($data['source'], '#') === 0) {
 | 
						|
            $message = $data['message'];
 | 
						|
            $parts = explode(' ', $message, 2);
 | 
						|
            $command = $parts[0];
 | 
						|
            if (in_array($command, $this->whiteList)) {
 | 
						|
                $this->handle_channel_incoming($data['sender'], $data['source'], $message);
 | 
						|
            } else {
 | 
						|
                $this->handleIncoming($data['sender'], $message);
 | 
						|
            }
 | 
						|
        } else {
 | 
						|
            $this->handleIncoming($data['sender'], $data['message']);
 | 
						|
        }
 | 
						|
        return true;
 | 
						|
    }
 | 
						|
 | 
						|
    /**
 | 
						|
     * Helper for handling incoming messages from a channel requiring response
 | 
						|
     * to the channel instead of via PM
 | 
						|
     *
 | 
						|
     * @param string $nick Screenname the message was sent from
 | 
						|
     * @param string $channel Channel the message originated from
 | 
						|
     * @param string $message Message text
 | 
						|
     * @param boolean true on success
 | 
						|
     */
 | 
						|
    protected function handle_channel_incoming($nick, $channel, $notice_text) {
 | 
						|
        $user = $this->getUser($nick);
 | 
						|
        // For common_current_user to work
 | 
						|
        global $_cur;
 | 
						|
        $_cur = $user;
 | 
						|
 | 
						|
        if (!$user) {
 | 
						|
            $this->sendFromSite($nick, 'Unknown user; go to ' .
 | 
						|
                             common_local_url('imsettings') .
 | 
						|
                             ' to add your address to your account');
 | 
						|
            common_log(LOG_WARNING, 'Message from unknown user ' . $nick);
 | 
						|
            return;
 | 
						|
        }
 | 
						|
        if ($this->handle_channel_command($user, $channel, $notice_text)) {
 | 
						|
            common_log(LOG_INFO, "Command message by $nick handled.");
 | 
						|
            return;
 | 
						|
        } else if ($this->isAutoreply($notice_text)) {
 | 
						|
            common_log(LOG_INFO, 'Ignoring auto reply from ' . $nick);
 | 
						|
            return;
 | 
						|
        } else if ($this->isOtr($notice_text)) {
 | 
						|
            common_log(LOG_INFO, 'Ignoring OTR from ' . $nick);
 | 
						|
            return;
 | 
						|
        } else {
 | 
						|
            common_log(LOG_INFO, 'Posting a notice from ' . $user->nickname);
 | 
						|
            $this->addNotice($nick, $user, $notice_text);
 | 
						|
        }
 | 
						|
 | 
						|
        $user->free();
 | 
						|
        unset($user);
 | 
						|
        unset($_cur);
 | 
						|
        unset($message);
 | 
						|
    }
 | 
						|
 | 
						|
    /**
 | 
						|
     * Attempt to handle a message from a channel as a command
 | 
						|
     *
 | 
						|
     * @param User $user User the message is from
 | 
						|
     * @param string $channel Channel the message originated from
 | 
						|
     * @param string $body Message text
 | 
						|
     * @return boolean true if the message was a command and was executed, false if it was not a command
 | 
						|
     */
 | 
						|
    protected function handle_channel_command($user, $channel, $body) {
 | 
						|
        $inter = new CommandInterpreter();
 | 
						|
        $cmd = $inter->handle_command($user, $body);
 | 
						|
        if ($cmd) {
 | 
						|
            $chan = new ChannelResponseChannel($this, $channel);
 | 
						|
            $cmd->execute($chan);
 | 
						|
            return true;
 | 
						|
        } else {
 | 
						|
            return false;
 | 
						|
        }
 | 
						|
    }
 | 
						|
 | 
						|
    /**
 | 
						|
     * Send a confirmation code to a user
 | 
						|
     *
 | 
						|
     * @param string $screenname screenname sending to
 | 
						|
     * @param string $code the confirmation code
 | 
						|
     * @param User $user user sending to
 | 
						|
     * @return boolean success value
 | 
						|
     */
 | 
						|
    public function sendConfirmationCode($screenname, $code, $user, $checked = false) {
 | 
						|
        // TRANS: Body text for e-mail confirmation message for IRC.
 | 
						|
        // TRANS: %1$s is a user nickname, %2$s is the StatusNet sitename,
 | 
						|
        // TRANS: %3$s is the plugin display name ("IRC"), %4$s is the confirm address URL.
 | 
						|
        $body = sprintf(_m('User "%1$s" on %2$s has said that your %3$s screenname belongs to them. ' .
 | 
						|
          'If that\'s true, you can confirm by clicking on this URL: ' .
 | 
						|
          '%4$s' .
 | 
						|
          ' . (If you cannot click it, copy-and-paste it into the ' .
 | 
						|
          'address bar of your browser). If that user is not you, ' .
 | 
						|
          'or if you did not request this confirmation, just ignore this message.'),
 | 
						|
          $user->nickname, common_config('site', 'name'), $this->getDisplayName(), common_local_url('confirmaddress', array('code' => $code)));
 | 
						|
 | 
						|
        if ($this->regcheck && !$checked) {
 | 
						|
            return $this->checked_sendConfirmationCode($screenname, $code, $user);
 | 
						|
        } else {
 | 
						|
            return $this->sendMessage($screenname, $body);
 | 
						|
        }
 | 
						|
    }
 | 
						|
 | 
						|
    /**
 | 
						|
    * Only sends the confirmation message if the nick is
 | 
						|
    * registered
 | 
						|
    *
 | 
						|
    * @param string $screenname Screenname sending to
 | 
						|
    * @param string $code The confirmation code
 | 
						|
    * @param User $user User sending to
 | 
						|
    * @return boolean true on succes
 | 
						|
    */
 | 
						|
    public function checked_sendConfirmationCode($screenname, $code, $user) {
 | 
						|
        $this->fake_irc->doPrivmsg('NickServ', 'INFO '.$screenname);
 | 
						|
        $this->enqueueOutgoingRaw(
 | 
						|
            array(
 | 
						|
                'type' => 'nickcheck',
 | 
						|
                'prioritise' => 1,
 | 
						|
                'data' => $this->fake_irc->would_be_sent,
 | 
						|
                'nickdata' =>
 | 
						|
                    array(
 | 
						|
                        'screenname' => $screenname,
 | 
						|
                        'code' => $code,
 | 
						|
                        'user' => $user
 | 
						|
                    )
 | 
						|
            )
 | 
						|
        );
 | 
						|
        return true;
 | 
						|
    }
 | 
						|
 | 
						|
    /**
 | 
						|
    * Initialize plugin
 | 
						|
    *
 | 
						|
    * @return boolean
 | 
						|
    */
 | 
						|
    public function initialize() {
 | 
						|
        if (!isset($this->host)) {
 | 
						|
            // TRANS: Exception thrown when initialising the IRC plugin fails because of an incorrect configuration.
 | 
						|
            throw new Exception(_m('You must specify a host.'));
 | 
						|
        }
 | 
						|
        if (!isset($this->username)) {
 | 
						|
            // TRANS: Exception thrown when initialising the IRC plugin fails because of an incorrect configuration.
 | 
						|
            throw new Exception(_m('You must specify a username.'));
 | 
						|
        }
 | 
						|
        if (!isset($this->realname)) {
 | 
						|
            // TRANS: Exception thrown when initialising the IRC plugin fails because of an incorrect configuration.
 | 
						|
            throw new Exception(_m('You must specify a "real name".'));
 | 
						|
        }
 | 
						|
        if (!isset($this->nick)) {
 | 
						|
            // TRANS: Exception thrown when initialising the IRC plugin fails because of an incorrect configuration.
 | 
						|
            throw new Exception(_m('You must specify a nickname.'));
 | 
						|
        }
 | 
						|
 | 
						|
        if (!isset($this->port)) {
 | 
						|
            $this->port = 6667;
 | 
						|
        }
 | 
						|
        if (!isset($this->transporttype)) {
 | 
						|
            $this->transporttype = 'tcp';
 | 
						|
        }
 | 
						|
        if (!isset($this->encoding)) {
 | 
						|
            $this->encoding = 'UTF-8';
 | 
						|
        }
 | 
						|
        if (!isset($this->pinginterval)) {
 | 
						|
            $this->pinginterval = 120;
 | 
						|
        }
 | 
						|
 | 
						|
        if (!isset($this->regcheck)) {
 | 
						|
            $this->regcheck = true;
 | 
						|
        }
 | 
						|
 | 
						|
        $this->fake_irc = new Fake_Irc;
 | 
						|
 | 
						|
        /*
 | 
						|
         * Commands allowed to return output to a channel
 | 
						|
         */
 | 
						|
        $this->whiteList = array('stats', 'last', 'get');
 | 
						|
 | 
						|
        return true;
 | 
						|
    }
 | 
						|
 | 
						|
    /**
 | 
						|
     * Get plugin information
 | 
						|
     *
 | 
						|
     * @param array $versions Array to insert information into
 | 
						|
     * @return void
 | 
						|
     */
 | 
						|
    public function onPluginVersion(&$versions) {
 | 
						|
        $versions[] = array('name' => 'IRC',
 | 
						|
                            'version' => STATUSNET_VERSION,
 | 
						|
                            'author' => 'Luke Fitzgerald',
 | 
						|
                            'homepage' => 'http://status.net/wiki/Plugin:IRC',
 | 
						|
                            'rawdescription' =>
 | 
						|
                            // TRANS: Plugin description.
 | 
						|
                            _m('The IRC plugin allows users to send and receive notices over an IRC network.'));
 | 
						|
        return true;
 | 
						|
    }
 | 
						|
}
 |