friendica-addons/irc/irc.php

<?php
/**
* Name: IRC Chat Plugin
* Description: add an Internet Relay Chat chatroom
* Version: 1.0
* Author: tony baldwin <https://free-haven.org/profile/tony>
*/

/* enable in admin->plugins
 * you will then have "irc chatroom" listed at yoursite/apps
 * and the app will run at yoursite/irc
 * documentation at http://tonybaldwin.me/hax/doku.php?id=friendica:irc
 */

function irc_install() {
register_hook('app_menu', 'addon/irc/irc.php', 'irc_app_menu');
}

function irc_uninstall() {
unregister_hook('app_menu', 'addon/irc/irc.php', 'irc_app_menu');

}

function irc_app_menu($a,&$b) {
$b['app_menu'][] = '<div class="app-title"><a href="irc">' . t('irc Chatroom') . '</a></div>';
}


function irc_module() {
return;
}


function irc_content(&$a) {

$baseurl = $a->get_baseurl() . '/addon/irc';
$o = '';

$channels = ((x($_GET,'channels')) ? $_GET['channels'] : 'friendica');

/* add the chatroom frame and some html
 * by altering the "channels=friendica" part of the URL, you can add/remove channels.  
 * At free-haven.org, I have "?channels=friendica,free-haven", for instance, to open #friendica and #free-haven
 */
  $o .= <<< EOT
<h2>IRC chat</h2>
<p><a href="http://tldp.org/HOWTO/IRC/beginners.html" target="_blank">a beginner's guide to using IRC.</a></p>
<iframe src="http://webchat.freenode.net?channels=$channels" width="600" height="600"></iframe>
EOT;

return $o;
    
}