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/home/develito/www/modules/mod_sp_news_highlighter/helper.php

<?php
/*
# SP News Highlighter Module by JoomShaper.com
# --------------------------------------------
# Author    JoomShaper http://www.joomshaper.com
# Copyright (C) 2010 - 2014 JoomShaper.com. All Rights Reserved.
# License - http://www.gnu.org/licenses/gpl-2.0.html GNU/GPL
# Websites: http://www.joomshaper.com
*/

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

require_once JPATH_SITE.'/components/com_content/helpers/route.php';
jimport( 'joomla.plugin.helper');
JModelLegacy::addIncludePath(JPATH_SITE.'/components/com_content/models', 'ContentModel');

abstract class modNewsHighlighterHelper
{

static function getList($params){
		
		$app	= JFactory::getApplication();
		$db		= JFactory::getDbo();

//Parameters
		$catids	= $params->get('catid', array());
		$count	= $params->get('count');
		
		// Get an instance of the generic articles model
		$model 	= JModelLegacy::getInstance('Articles', 'ContentModel', array('ignore_request' => true));

// Set application parameters in model
		$appParams = $app->getParams();
		$model->setState('params', $appParams);

// Set the filters based on the module params
		$model->setState('list.start', 0);
		$model->setState('list.limit', (int) $count);
		$model->setState('filter.published', 1);
		
		// Access filter
		$access = !JComponentHelper::getParams('com_content')->get('show_noauth');
		$authorised = JAccess::getAuthorisedViewLevels(JFactory::getUser()->get('id'));
		$model->setState('filter.access', $access);	
		
		
		// Category filter
		$model->setState('filter.category_id', $catids);
		
		// User filter
		$userId = JFactory::getUser()->get('id');
		switch ($params->get('user_id'))
		{
			case 'by_me':
				$model->setState('filter.author_id', (int) $userId);
				break;
			case 'not_me':
				$model->setState('filter.author_id', $userId);
				$model->setState('filter.author_id.include', false);
				break;

case '0':
				break;

default:
				$model->setState('filter.author_id', (int) $params->get('user_id'));
				break;
		}

// Filter by language
		$model->setState('filter.language', $app->getLanguageFilter());

//  Featured switch
		switch ($params->get('show_featured'))
		{
			case '1':
				$model->setState('filter.featured', 'only');
				break;
			case '0':
				$model->setState('filter.featured', 'hide');
				break;
			default:
				$model->setState('filter.featured', 'show');
				break;
		}
		
		// Set ordering
		$order_map = array(
			'm_dsc' => 'a.modified DESC, a.created',
			'mc_dsc' => 'CASE WHEN (a.modified = '.$db->quote($db->getNullDate()).') THEN a.created ELSE a.modified END',
			'c_dsc' => 'a.created',
			'p_dsc' => 'a.publish_up',
		);

$ordering 			= JArrayHelper::getValue($order_map, $params->get('ordering'), 'a.ordering');
		$ordering_direction	= $params->get('ordering_direction', 'ASC');

$model->setState('list.ordering', $ordering);
		$model->setState('list.direction', $ordering_direction);

$items = $model->getItems();
		
		foreach ($items as &$item) {
			$item->slug = $item->id.':'.$item->alias;
			$item->catslug = $item->catid.':'.$item->category_alias;
			
			$item->date 		= $item->created;
			$item->title 		= htmlspecialchars( $item->title );
			$item->introtext 	= JHtml::_('content.prepare', $item->introtext);
			$item->link 		= JRoute::_(ContentHelperRoute::getArticleRoute($item->slug, $item->catslug));
		}	
		
		return $items;
		
	}	
	
	public static function getText($text, $limit, $type) {
		
		$text = JFilterOutput::cleanText($text);
		
		switch ($type) {
			case 0 :
				$text = explode(' ',$text);
				$text=implode(' ', array_slice($text,0,$limit));
				break;
			case 1 :
				$text=utf8_substr($text,0,$limit);
				break;
			case 2 :
				$text = $text;
				break;
			default :
				$text = explode(' ',$text);
				$text=implode(' ', array_slice($text,0,$limit));
				break;
		}		
		
		return $text;
	}
}