<?php
/**
 * @license    GPL 2 (http://www.gnu.org/licenses/gpl.html)
 * @author     Roland Wunderling <bzfwunde@gmail.com>
 */

if(!defined('DOKU_INC')) define('DOKU_INC',realpath(dirname(__FILE__).'/../../').'/');
if(!defined('DOKU_PLUGIN')) define('DOKU_PLUGIN',DOKU_INC.'lib/plugins/');
require_once(DOKU_PLUGIN.'syntax.php');

class syntax_plugin_freechat extends DokuWiki_Syntax_Plugin {

    function getInfo(){
        return array(
            'author' => 'Luigi micco',
            'email'  => 'l.micco@tiscali.it',
            'date'   => '2011-01-19',
            'name'   => 'Freechat Plugin (syntax component)',
            'desc'   => 'Allow to insert and use phpFreeChat on DokuWiki',
            'url'    => 'http://www.bitlibero.com/dokuwiki/freechat-19.01.2011.zip',
        );
    }

    function getType(){ return 'protected'; }
    function getAllowedTypes() { return array('substition','protected','disabled','formatting'); }
    function getSort(){ return 315; }
    function getPType(){ return 'block'; }

    function connectTo($mode) {
        $this->Lexer->addSpecialPattern('~~CHAT~~', $mode, 'plugin_freechat');
        $this->Lexer->addSpecialPattern('\{\{chat>[^}]*\}\}', $mode, 'plugin_freechat');
    }

    /* parse paramters (if used as {{chat>[chatid=...|rooms=...[,...]]}}) */
    function handle($match, $state, $pos, Doku_Handler $handler) {
        if ( $match == '~~CHAT~~' )
            return array();

        $match = substr($match, 7, -2); // strip markup
        $params = explode('|',$match);
        // provide easy access to parameters param=value
        $data = array();
        foreach ($params as $p) {
            $splitparam = explode('=',$p);
            if ( isset($splitparam[1]) )
                $data[$splitparam[0]] = $splitparam[1];
            else
                $data[$splitparam[0]] = '';
        }
        return $data;
    }

    function render($mode, Doku_Renderer $renderer, $data){
        global $conf, $USERINFO, $ID;

        if(auth_quickaclcheck($ID) >= AUTH_READ) {
            if($mode == 'xhtml'){

                $renderer->info['cache'] = FALSE;
                ob_start();

                require_once DOKU_INC.'lib/plugins/freechat/phpfreechat/src/phpfreechat.class.php';

                $params = array();

                $params['serverid'] = md5($conf['title']); 
                if ( isset ($data['chatid'])  && $data['chatid'] != '' )
                    $params['serverid'] = md5($data['chatid']); 

                $params['focus_on_connect'] = true;

                $params['language'] = $this->getConf('language');
                $params['theme'] = $this->getConf('template');
                $params['height'] = $this->getConf('height').'px'; 
                $params["title"] = $this->getConf('title'); 
                if ( isset ($data['rooms']) )
                    $params["channels"] = explode(',', $data['rooms']);
                else
                    $params["channels"] = explode(',', $this->getConf('channels'));
                $params['frozen_nick'] = $this->getConf('frozen_nick');
                $params['frozen_nick'] = !($params['frozen_nick'] == 'off'  ||  $params['frozen_nick'] == 0);
                if ( isset ($data['locked']) )
                    $params['frozen_channels'] = explode(',', $data['locked']);
                else if ($this->getConf('frozen_channels') != '')
                    $params['frozen_channels'] = explode(',', $this->getConf('frozen_channels'));

                $params['isadmin']  = false;
                if (($this->getConf('admin_group') != '') && isset($USERINFO['grps'])) {
                    $temp = explode(',', $this->getConf('admin_group'));
                    foreach($temp as $item) {
                        if (in_array(trim($item),$USERINFO['grps'])) {
                            $params['isadmin']  = true ;
                        }
                    }
                }  

                $params['startwithsound'] = false;
                $params['display_pfc_logo'] = true;
                $params['showsmileys'] = false;

                $params['nick'] = (isset($_SERVER['REMOTE_USER']) ? $_SERVER['REMOTE_USER'] : "guest".rand(1,1000));
                if ($this->getConf('fullname')) {
                    if (isset($USERINFO['name']) && !empty($USERINFO['name'])) {
                        $params['nick'] = $USERINFO['name'];
                    }
                }  

                //          $params['channels'] =  array('Generale');

                $params['data_public_path']   = DOKU_INC.'data/cache/public';
                $params['data_public_url']    = DOKU_URL.'data/cache/public';

                $params['data_public_path']   = DOKU_INC.'lib/plugins/freechat/phpfreechat/data/public';
                $params['data_public_url']    = DOKU_URL.'lib/plugins/freechat/phpfreechat/data/public';

                //        $params['data_public_path']   = DOKU_INC.'data/tmp';
                //        $params['data_public_url']    = DOKU_URL.'data/tmp';

                $params['data_private_path']   = DOKU_INC.'data/cache/freechat/private';

                $params['server_script_path'] = DOKU_INC.'lib/plugins/freechat/backend.php';
                $params['server_script_url']  = DOKU_URL.'lib/plugins/freechat/backend.php';

                //        $params['debug']  = true;

                // store in session the parameters list for the backend script
                @session_start();
                $_SESSION['freechat_params_list'] = $params;

                $pfc = new phpFreeChat($params);
                $pfc->printChat();

                $content = ob_get_contents();
                ob_end_clean();
                $renderer->doc .= $content;      
/*
echo "<pre>";
print_r($params);
echo "</pre>";
 */

                return true;
            }
        }
        return false;
    }
}

//Setup VIM: ex: et ts=4 enc=utf-8 :