Облако тегов 1.0.0

----в нужный файл к примеру index.php
if ($bb_cfg['tags']['on'])
{
    if (!CACHE('bb_cache')->get('tags'))
    {
        $sql_t = DB()->fetch_rowset("SELECT t.topic_title
            FROM   ".BB_BT_TORRENTS." AS tt, ".BB_TOPICS." AS t
            WHERE t.topic_id = tt.topic_id
            GROUP BY tt.reg_time DESC LIMIT 40");

        $sql_t['tag'] = tag_encode(r_implode(" ", $sql_t));
        $sql_t['tag'] = iconv("UTF-8", "CP1251//IGNORE", $sql_t['tag']);
        $sql_t['title'] = "Кешированные теги";

        $row = array();
        $row['tag'] = $sql_t['tag'];
        $row['title'] = $sql_t['title'];
        CACHE('bb_cache')->set('tags', $row, $bb_cfg['tags']['cache']*60*60, 'UTF-8');
    }else{
        $sql_t = CACHE('bb_cache')->get('tags');
    }

    @$tagi = iconv("CP1251", "UTF-8", $sql_t['tag']);
    $tags = explode(" ", $tagi);
    $mycloud   = new TagsCloud($tags);
    $tags_list = $mycloud->get_cloud();

    foreach ($tags_list as $tag)
    {
        $nbsp = $bb_cfg['tags_flash'] ? '' : ' ';
        $template->assign_block_vars('tagrow', array(
            'TAGS'     => $tag.$nbsp
        ));
    }
}

----в файл шаблона, к примеру index.tpl
<!-- IF $bb_cfg['tags']['on'] -->
<div class="post_body_m">
    <a class="footeri"><u>Теги:</u></a>
    <script type="text/javascript">
        $(document).ready(function(){
            var f_color = '';
            $("a.structure").hover(function() {
                f_color = this.style.color;
                $(this).animate({ backgroundColor: "#4f94d0", color: "#ffffff" }, 700);
            },function(){
                $(this).animate({ backgroundColor: "white", color: "#4b73d4" }, 200);
            });
        });
    </script>
    <!-- BEGIN tagrow -->{tagrow.TAGS}<!-- END tagrow -->
</div>
<!-- ENDIF -->

----в config.php
$bb_cfg['tags'] = array(
  'on'          => true,
  'cache'       => 2, //кеш держится в часах
);
----functions.php
function tag_encode($str)
{
    $str = mb_strtolower(trim($str), 'UTF-8');
    $str = strip_tags($str);

    $search  = array('#([\ri\n])[\s]+#is','#[^a-zа-я\/\s]#ui','#\s+#i','#[\/]#','#_+#');
    $replace = array(' ',' ',' ',' ',' ');

    $str = preg_replace($search, $replace, $str);

    $str = strtr($str, array("а"=>"а","б"=>"б","в"=>"в","г"=>"г","д"=>"д","е"=>"е","ё"=>"е","ж"=>"ж","з"=>"з","и"=>"и","й"=>"й","к"=>"к","л"=>"л","м"=>"м","н"=>"н","о"=>"о","п"=>"п","р"=>"р","с"=>"с","т"=>"т","у"=>"у","ф"=>"ф","х"=>"х","ц"=>"ц","ч"=>"ч","ш"=>"ш","щ"=>"щ","ъ"=>"ъ","ы"=>"ы","ь"=>"ь","э"=>"э","ю"=>"ю","я"=>"я"));

    $str = preg_replace("/[\s]([^\s]{1,5})[\s]/", " ", str_replace(" ", "  ", " ".$str." "));
    $str = preg_replace('/ +/',' ' , $str);

    $str = trim($str, " ");

    return $str;
}
function r_implode( $glue, $pieces )
{
  foreach( $pieces as $r_pieces )
  {
    if( is_array( $r_pieces ) )
    {

      $retVal[] = r_implode( $glue, $r_pieces );
    }
    else
    {
      $retVal[] = $r_pieces;
    }
  }
  return implode( $glue, $retVal );
}