Виджет!!!!

<?php
if (Core::moduleIsActive('informationsystem') && Core::moduleIsActive('tag') && isset(Core_Page::instance()->libParams['informationsystemId']))
{         
   $informationsystem_id = Core_Page::instance()->libParams['informationsystemId'];
   $xsl = Core_Array::get(Core_Page::instance()->widgetParams, 'xsl');
   
   $Informationsystem_Controller_Tag_Show = new Informationsystem_Controller_Tag_Show(
      Core_Entity::factory('Informationsystem', $informationsystem_id)
   );
   $Informationsystem_Controller_Tag_Show
      ->xsl(
         Core_Entity::factory('Xsl')->getByName($xsl)
      );

   if (is_object(Core_Page::instance()->object)
   && get_class(Core_Page::instance()->object) == 'Informationsystem_Controller_Show'
   && Core_Page::instance()->object->group)
   {
      $Informationsystem_Controller_Tag_Show->group(Core_Page::instance()->object->group);
   }

   if (is_object(Core_Page::instance()->object)
   && get_class(Core_Page::instance()->object) == 'Informationsystem_Controller_Show')
   {
      $Informationsystem_Controller_Tag_Show->show();
   }
}
?>

<?xml version="1.0" encoding="utf-8"?>
<!DOCTYPE xsl:stylesheet>
<xsl:stylesheet version="1.0"
   xmlns:xsl="http://www.w3.org/1999/XSL/Transform"
   xmlns:hostcms="http://www.hostcms.ru/"
   exclude-result-prefixes="hostcms">
   
   <xsl:output xmlns="http://www.w3.org/TR/xhtml1/strict" doctype-public="-//W3C//DTD XHTML 1.0 Strict//EN" encoding="utf-8" indent="yes" method="html" omit-xml-declaration="no" version="1.0" media-type="text/xml"/>
   
   <!-- ОблакоТэговИнформационнойСистемы -->
   
   
   
   <xsl:template match="/">
      <xsl:apply-templates select="/informationsystem"/>
   </xsl:template>
   
   <xsl:template match="/informationsystem">
      
      <xsl:if test="count(tag) != 0">
         <div class="title">Метки</div>
         
         <xsl:variable name="max_tag_count" select="(/informationsystem/tag/count[not(. &lt; /informationsystem/tag/count)])[1] - 1"/>
         
         <xsl:variable name="max_size" select="16"/>
         <xsl:variable name="min_size" select="9"/>
         
         <xsl:variable name="coeff_size">
            <xsl:choose>
               <xsl:when test="$max_tag_count &gt; 0">
                  <xsl:value-of select="($max_size - $min_size) div $max_tag_count"/>
               </xsl:when>
               <xsl:otherwise>0</xsl:otherwise>
            </xsl:choose>
         </xsl:variable>
         <div class="TagsCloud">
            <xsl:apply-templates select="tag">
               <xsl:with-param name="min_size" select="$min_size"/>
               <xsl:with-param name="coeff_size" select="$coeff_size"/>
            </xsl:apply-templates>
         </div>
      </xsl:if>
   </xsl:template>
   <!-- Запишем в константу ID структуры, данные для которой будут выводиться пользователю -->
   <xsl:variable name="current_structure_id" select="/informationsystem/current_structure_id"/>
   <!-- Облако из групп -->
   <xsl:template match="tag">
      
      <xsl:param name="min_size"/>
      <xsl:param name="coeff_size" select="10"/>
      
      <!-- Нужный размер шрифта вычисляется по формуле $min_size + количество * $coeff_size -->
      <xsl:variable name="size" select="round($min_size + ((count - 1) * $coeff_size))"/>
      
   <xsl:variable name="group_path"><xsl:if test="/informationsystem/ПутьКГруппе/node()"><xsl:value-of select="/informationsystem/ПутьКГруппе" /></xsl:if></xsl:variable>
      <a name="current_link" href="{/informationsystem/url}{$group_path}tag/{urlencode}/" style="font-size: {$size}pt" hostcms:id="{@id}" hostcms:field="name" hostcms:entity="tag">
         <xsl:value-of select="name"/>
   </a><xsl:text> </xsl:text>
      
   </xsl:template>
</xsl:stylesheet>