//
// Convert BBCodes to their HTML equivalent
//
function do_bbcode($text)
{
    global $lang_common, $pun_user;

    if (strpos($text, 'quote') !== false)
    {
        $text = str_replace('[quote]', '</p><blockquote><div class="incqbox"><p>', $text);
        $text = preg_replace('#\[quote=(&quot;|"|\'|)(.*)\\1\]#seU', '"</p><blockquote><div class=\"incqbox\"><h4>".str_replace(array(\'[\', \'\\"\'), array(\'&#91;\', \'"\'), \'$2\')." ".$lang_common[\'wrote\'].":</h4><p>"', $text);
        $text = preg_replace('#\[\/quote\]\s*#', '</p></div></blockquote><p>', $text);
    }

    $pattern = array(
                        //1
                        '#\[b\](.*?)\[/b\]#s',
                        //2
                         '#\[i\](.*?)\[/i\]#s',
                        //3
                         '#\[u\](.*?)\[/u\]#s',
                         //4
                        '#\[youtube\](.*?)youtube(.*?)/watch\?v=(.*?)\[/youtube\]#s',
                         //5
                        '#\[divx\](.*?)\[/divx\]#s',
                         //6
                        '#\[liveleak\](.*?)liveleak.com/view\?i=(.*?)\[/liveleak\]#s',
                         //7
                        '#\[center\](.*?)\[/center\]#s',
                         //8
                        '#\[right\](.*?)\[/right\]#s',
                         //9
                        '#\[left\](.*?)\[/left\]#s',
                         //10
                        '#\[url\]([^\[]*?)\[/url\]#e',
                         //11
                        '#\[url=([^\[]*?)\](.*?)\[/url\]#e',
                         //12
                        '#\[email\]([^\[]*?)\[/email\]#',
                         //13
                        '#\[email=([^\[]*?)\](.*?)\[/email\]#',
                         //14
                        '#\[color=([a-zA-Z]*|\#?[0-9a-fA-F]{6})](.*?)\[/color\]#s',
                        //15
                        '#\[googlevid\](.*?)video.google(.*?)/videoplay\?docid=(.*?)&(.*?)\[/googlevid\]#s',
                        //16
                        '#\[metacafe\](.*?)metacafe.com/watch/(.*?)/\[/metacafe\]#s'
                    );

    $replace = array(
                        //1
                        '<strong>$1</strong>',
                        //2
                         '<em>$1</em>',
                         //3
                        '<span class="bbu">$1</span>',
                         //4
                         '<object width="425" height="350"><param name="movie"'.
                        ' value="http://www.youtube.com/v/$3"></param><embed '.
                        'src="http://www.youtube.com/v/$3" type="application/x-shockwave-flash" '.
                        'width="425" height="350"></embed></object>',
                         //5
                         '<object codebase="http://go.divx.com/plugin/DivXBrowserPlugin.cab" '.
                        'height="350" width="425" classid="clsid:67DABFBF-D0AB-41fa-9C46-CC0F21721616">'.
                        '<param name="src" value="$1" /><param name="custommode" value="Stage6" />'.
                        '<param name="showpostplaybackad" value="false" /><embed type="video/divx" '.
                        'src="$1" pluginspage="http://go.divx.com/plugin/download/" showpostplaybackad="false" '.
                        'custommode="Stage6" height="350" width="425" /><param name="autoPlay" value="false" /></object>',
                         //6
                         '<object width="450" height="370"><embed src="http://www.liveleak.com/player.swf" '.
                        'width="450" height="370" type="application/x-shockwave-flash" '.
                        'pluginspage="http://www.macromedia.com/go/getflashplayer" flashvars="autostart=false&token=$2" '.
                        'scale="showall" name="index"></embed></object>',
                         //7
                         '<div align="center">$1</div>',
                        //8
                         '<div align="right">$1</div>',
                         //9
                        '<div align="left">$1</div>',
                         //10
                         'handle_url_tag(\'$1\')',
                         //11
                        'handle_url_tag(\'$1\', \'$2\')',
                         //12
                        '<a href="mailto:$1">$1</a>',
                         //13
                        '<a href="mailto:$1">$2</a>',
                         //14
                        '<span style="color: $1">$2</span>',
                        //15
                        '<object width="400" height="326"><embed style="width:400px; height:326px;" '.
                        'id="VideoPlayback" type="application/x-shockwave-flash" '.
                        'src="http://video.google.com/googleplayer.swf?docId=$3&hl=en" flashvars=""></embed></object>',
                        //16
                        '<object width="400" height="345"><embed src="http://www.metacafe.com/fplayer/$2.swf" '.
                        'width="400" height="345" wmode="transparent" pluginspage="http://www.macromedia.com/go/getflashplayer" '.
                        'type="application/x-shockwave-flash"></embed></object>'
                    );

    // This thing takes a while! :)
    $text = preg_replace( $pattern, $replace, $text );

    return $text;
}