Модифицируем стандартный mod_latestnews - страница 5 - Модули и плагины

   $str_len = '200';
   while ($row->introtext[$str_len] !== ' ')
   {
   $str_len--;
   }
   $lists[$i]->introtext = strip_tags (mb_substr ($row->introtext, '0', $str_len) );

$lists[$i]->category = JRoute::_(ContentHelperRoute::getCategoryRoute($this->item->catslug, $this->item->sectionid));

<a href="<?php echo $item->category; ?>" class="read_more"><?php echo JText::_('ALLNEWS')?></a>

<param name="show_date" type="radio" default="1" label="Показывать дату" description="Показывать дату">
			<option value="1">да</option>
			<option value="0">нет</option>
</param>

$show_date	= $params->get('show_date', 1);

$lists[$i]->show_date= $show_date;

<ul class="latestnews<?php echo $params->get('moduleclass_sfx'); ?>">
<?php foreach ($list as $item) :  ?>
	<li class="latestnews<?php echo $params->get('moduleclass_sfx'); ?>">
		<?php if ($item->show_date == 1) { ?> 
		<span><?php echo $item->created_data; ?></span>
		<?php } ?>
		<a href="<?php echo $item->link; ?>" class="latestnews<?php echo $params->get('moduleclass_sfx'); ?>">
			<?php echo $item->text; ?></a>
	</li>
<?php endforeach; ?>
</ul>

<?php echo JText::_('Read more...'); ?>

<?php
/**
* @version		$Id: helper.php 10857 2008-08-30 06:41:16Z willebil $
* @package		Joomla
* @copyright	Copyright (C) 2005 - 2008 Open Source Matters. All rights reserved.
* @license		GNU/GPL, see LICENSE.php
* Joomla! is free software. This version may have been modified pursuant
* to the GNU General Public License, and as distributed it includes or
* is derivative of works licensed under the GNU General Public License or
* other free or open source software licenses.
* See COPYRIGHT.php for copyright notices and details.
*/

// no direct access
defined('_JEXEC') or die('Restricted access');

require_once (JPATH_SITE.DS.'components'.DS.'com_content'.DS.'helpers'.DS.'route.php');

//obrezaet novosti dlinee 200 simvolov
		function NewsCrop ($text, $str_len ) {
		$textCrop = strip_tags (mb_substr ($text, '0', $str_len) );
		return $textCrop;
		}

class modLatestNewsHelper
{
	function getList(&$params)
	{
		global $mainframe;

		$db			=& JFactory::getDBO();
		$user		=& JFactory::getUser();
		$userId		= (int) $user->get('id');

		$count		= (int) $params->get('count', 5);
		$catid		= trim( $params->get('catid') );
		$secid		= trim( $params->get('secid') );
		$show_front	= $params->get('show_front', 1);
		$aid		= $user->get('aid', 0);

		$contentConfig = &JComponentHelper::getParams( 'com_content' );
		$access		= !$contentConfig->get('show_noauth');

		$nullDate	= $db->getNullDate();

		$date =& JFactory::getDate();
		$now = $date->toMySQL();

		$where		= 'a.state = 1'
			. ' AND ( a.publish_up = '.$db->Quote($nullDate).' OR a.publish_up <= '.$db->Quote($now).' )'
			. ' AND ( a.publish_down = '.$db->Quote($nullDate).' OR a.publish_down >= '.$db->Quote($now).' )'
			;

		// User Filter
		switch ($params->get( 'user_id' ))
		{
			case 'by_me':
				$where .= ' AND (created_by = ' . (int) $userId . ' OR modified_by = ' . (int) $userId . ')';
				break;
			case 'not_me':
				$where .= ' AND (created_by <> ' . (int) $userId . ' AND modified_by <> ' . (int) $userId . ')';
				break;
		}

		// Ordering
		switch ($params->get( 'ordering' ))
		{
			case 'm_dsc':
				$ordering		= 'a.modified DESC, a.created DESC';
				break;
			case 'c_dsc':
			default:
				$ordering		= 'a.created DESC';
				break;
		}

		if ($catid)
		{
			$ids = explode( ',', $catid );
			JArrayHelper::toInteger( $ids );
			$catCondition = ' AND (cc.id=' . implode( ' OR cc.id=', $ids ). ')';
		}
		if ($secid)
		{
			$ids = explode( ',', $secid );
			JArrayHelper::toInteger( $ids );
			$secCondition = ' AND (s.id=' . implode( ' OR s.id=', $ids ). ')';
		}

		// Content Items only
		$query = 'SELECT a.*, ' .
			' CASE WHEN CHAR_LENGTH(a.alias) THEN CONCAT_WS(":", a.id, a.alias) ELSE a.id END as slug,'.
			' CASE WHEN CHAR_LENGTH(cc.alias) THEN CONCAT_WS(":", cc.id, cc.alias) ELSE cc.id END as catslug'.
			' FROM #__content AS a' .
			($show_front == '0' ? ' LEFT JOIN #__content_frontpage AS f ON f.content_id = a.id' : '').
			' INNER JOIN #__categories AS cc ON cc.id = a.catid' .
			' INNER JOIN #__sections AS s ON s.id = a.sectionid' .
			' WHERE '. $where .' AND s.id > 0' .
			($access ? ' AND a.access <= ' .(int) $aid. ' AND cc.access <= ' .(int) $aid. ' AND s.access <= ' .(int) $aid : '').
			($catid ? $catCondition : '').
			($secid ? $secCondition : '').
			($show_front == '0' ? ' AND f.content_id IS NULL ' : '').
			' AND s.published = 1' .
			' AND cc.published = 1' .
			' ORDER BY '. $ordering;
		$db->setQuery($query, 0, $count);
		$rows = $db->loadObjectList();

		$i		= 0;
		$lists	= array();
		
		foreach ( $rows as $row )
		{
			if($row->access <= $aid)
			{
				$lists[$i]->link = JRoute::_(ContentHelperRoute::getArticleRoute($row->slug, $row->catslug, $row->sectionid));
			} else {
				$lists[$i]->link = JRoute::_('index.php?option=com_user&view=login');
			}
			
			
			$lists[$i]->text = htmlspecialchars( $row->title );
			
			//vivodit bolee polnuyu kratkuyu novoct
			$lists[$i]->created = JHTML::_('date', $row->created, JText::_('DATE_FORMAT_LC2'));
			$str_len = '200';
			$lists[$i]->introtext = NewsCrop ($row->introtext , $str_len);
			$i++;
		}

		return $lists;
	}
}

<ul class="latestnews<?php echo $params->get ('moduleclass_sfx'); ?>">
<?php foreach ($list as $item) :  ?>
	<li class="latestnews<?php echo $params->get ('moduleclass_sfx'); ?>">
		<span class="date"><?php echo $item->created; ?></span>
		<a href="<?php echo $item->link; ?>" class="latestnews<?php echo $params->get ('moduleclass_sfx'); ?>">
		<?php echo $item->text; ?></a>
		<br />
		<?php echo $item->introtext; ?>
		<a href="<?php echo $item->link; ?>" title="read more">read more</a>
	</li>
<?php endforeach; ?>
</ul>