<?php

##############################
#
#   AUTHOR: `Demon.
#   FUNCTION NAME: description_checker
#   DATE CREATED: 23/09/2018
#
##############################

class description_checker
{
    function __construct($ts,$cfg,$sbot,$lang,$clients,$db)
    {
        $sbot::check_ids($ts,$cfg['channel_id'],'channel','description_checker');
        $channels = [];
        $desc = '';
        foreach($ts->channelList()['data'] as $channel)
        {
            if($channel['cid']!=$cfg['channel_id'] && !in_array($channel['cid'], $cfg['ignored_channels']))
            {
                $channels[] = $channel['cid'];
            }
        }

        foreach($channels as $cid)
        {
            $channel = $ts->channelInfo($cid)['data'];
            $desc = $channel['channel_description'];
            $links = [];
            # Źródło: https://css-tricks.com/snippets/php/find-urls-in-text-make-links/
            preg_match_all("/(http|https|ftp|ftps)\:\/\/[a-zA-Z0-9\-\.]+\.[a-zA-Z]{2,3}(\/\S*)?/", strtolower($desc), $links);
            $links = $links[0];
            foreach($links as $link)
            {
                $found = true;
                foreach($cfg['allowed_links'] as $allowed_link)
                {
                    if(strpos(strtolower($link), strtolower($allowed_link))!==FALSE)
                    {
                        $found = false;
                        break;
                    }
                }
                if($found==true)
                {
                    $desc = str_replace($link, 'ZAKAZANY LINK ~ SBOT SECURITY', strtolower($desc));
                    $db->query("INSERT INTO `description_checker_logs` (`content`,`date`) VALUES ('Wykryto zakazany link na kanale: [url=channelid://".$cid."]".$channel['channel_name']." (Id kanału: ".$cid.")[/url] - [color=green][b]".$link."[/b][/color].','".time()."')");
                    $ts->channelEdit($cid, array('channel_description' => $desc));
                }
            }
        }

        $logs = '[center][size=20][b]Usunięte linki[/b][/size][/center][size=10]\n';
        foreach(array_reverse($db->query("SELECT * FROM `description_checker_logs`")->fetchAll(PDO::FETCH_ASSOC)) as $row)
        {
            $logs .= '• [b]'.date('d/m/Y G:i',$row['date']).'[/b] | '.$row['content'].'\n';
        }
        $logs .= $lang['system']['footer'];
        $ts->channelEdit($cfg['channel_id'], ['channel_description' => $logs]);
    }

}



?>