1: <?php
  2: /**
  3:  * Magento
  4:  *
  5:  * NOTICE OF LICENSE
  6:  *
  7:  * This source file is subject to the Open Software License (OSL 3.0)
  8:  * that is bundled with this package in the file LICENSE.txt.
  9:  * It is also available through the world-wide-web at this URL:
 10:  * http://opensource.org/licenses/osl-3.0.php
 11:  * If you did not receive a copy of the license and are unable to
 12:  * obtain it through the world-wide-web, please send an email
 13:  * to license@magentocommerce.com so we can send you a copy immediately.
 14:  *
 15:  * DISCLAIMER
 16:  *
 17:  * Do not edit or add to this file if you wish to upgrade Magento to newer
 18:  * versions in the future. If you wish to customize Magento for your
 19:  * needs please refer to http://www.magentocommerce.com for more information.
 20:  *
 21:  * @category    Mage
 22:  * @package     Mage_Tag
 23:  * @copyright   Copyright (c) 2012 Magento Inc. (http://www.magentocommerce.com)
 24:  * @license     http://opensource.org/licenses/osl-3.0.php  Open Software License (OSL 3.0)
 25:  */
 26: 
 27: 
 28: /**
 29:  * Popular tags collection model
 30:  *
 31:  * @category    Mage
 32:  * @package     Mage_Tag
 33:  * @author      Magento Core Team <core@magentocommerce.com>
 34:  */
 35: class Mage_Tag_Model_Resource_Popular_Collection extends Mage_Core_Model_Resource_Db_Collection_Abstract
 36: {
 37:     /**
 38:      * Defines resource model and model
 39:      *
 40:      */
 41:     protected function _construct()
 42:     {
 43:         $this->_init('tag/tag');
 44:     }
 45: 
 46:     /**
 47:      * Replacing popularity by sum of popularity and base_popularity
 48:      *
 49:      * @param int $storeId
 50:      * @return Mage_Tag_Model_Resource_Popular_Collection
 51:      */
 52:     public function joinFields($storeId = 0)
 53:     {
 54:         $this->getSelect()
 55:             ->reset()
 56:             ->from(
 57:                 array('tag_summary' => $this->getTable('tag/summary')),
 58:                 array('popularity' => 'tag_summary.popularity'))
 59:             ->joinInner(
 60:                 array('tag' => $this->getTable('tag/tag')),
 61:                 'tag.tag_id = tag_summary.tag_id AND tag.status = ' . Mage_Tag_Model_Tag::STATUS_APPROVED)
 62:             ->where('tag_summary.store_id = ?', $storeId)
 63:             ->where('tag_summary.products > ?', 0)
 64:             ->order('popularity ' . Varien_Db_Select::SQL_DESC);
 65: 
 66:         return $this;
 67:     }
 68: 
 69:     /**
 70:      * Add filter by specified tag status
 71:      *
 72:      * @param string $statusCode
 73:      * @return Mage_Tag_Model_Resource_Popular_Collection
 74:      */
 75:     public function addStatusFilter($statusCode)
 76:     {
 77:         $this->getSelect()->where('main_table.status = ?', $statusCode);
 78:         return $this;
 79:     }
 80: 
 81:     /**
 82:      * Loads collection
 83:      *
 84:      * @param bool $printQuery
 85:      * @param bool $logQuery
 86:      * @return Mage_Tag_Model_Resource_Popular_Collection
 87:      */
 88:     public function load($printQuery = false, $logQuery = false)
 89:     {
 90:         if ($this->isLoaded()) {
 91:             return $this;
 92:         }
 93:         parent::load($printQuery, $logQuery);
 94:         return $this;
 95:     }
 96: 
 97:     /**
 98:      * Sets limit
 99:      *
100:      * @param int $limit
101:      * @return Mage_Tag_Model_Resource_Popular_Collection
102:      */
103:     public function limit($limit)
104:     {
105:         $this->getSelect()->limit($limit);
106:         return $this;
107:     }
108: 
109:     /**
110:      * Get SQL for get record count
111:      *
112:      * @return Varien_Db_Select
113:      */
114:     public function getSelectCountSql()
115:     {
116:         $this->_renderFilters();
117:         $select = clone $this->getSelect();
118:         $select->reset(Zend_Db_Select::ORDER);
119:         $select->reset(Zend_Db_Select::LIMIT_COUNT);
120:         $select->reset(Zend_Db_Select::LIMIT_OFFSET);
121: 
122:         $countSelect = $this->getConnection()->select();
123:         $countSelect->from(array('a' => $select), 'COUNT(popularity)');
124:         return $countSelect;
125:     }
126: }
127: