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<?php |
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/* |
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You may not change or alter any portion of this comment or credits |
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of supporting developers from this source code or any supporting source code |
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which is considered copyrighted (c) material of the original comment or credit authors. |
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This program is distributed in the hope that it will be useful, |
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but WITHOUT ANY WARRANTY; without even the implied warranty of |
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. |
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*/ |
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namespace Xoops\Core\Kernel\Model; |
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use Xoops\Core\Kernel\CriteriaElement; |
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use Xoops\Core\Kernel\XoopsModelAbstract; |
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/** |
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* Object stats handler class. |
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* |
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* @category Xoops\Core\Kernel\Model\Stats |
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* @package Xoops\Core\Kernel |
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* @author Taiwen Jiang <[email protected]> |
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* @copyright 2000-2015 XOOPS Project (http://xoops.org) |
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* @license GNU GPL 2 or later (http://www.gnu.org/licenses/gpl-2.0.html) |
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* @link http://xoops.org |
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* @since 2.3.0 |
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*/ |
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class Stats extends XoopsModelAbstract |
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{ |
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/** |
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* count objects matching a condition |
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* |
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* @param CriteriaElement|null $criteria criteria to match |
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* |
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* @return int count of objects |
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*/ |
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public function getCount(CriteriaElement $criteria = null) |
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{ |
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$qb = \Xoops::getInstance()->db()->createXoopsQueryBuilder(); |
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$groupBy = false; |
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if (isset($criteria) && ($criteria instanceof CriteriaElement)) { |
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$temp = $criteria->getGroupBy(); |
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if (!empty($temp)) { |
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$qb->select($temp); |
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$groupBy = true; |
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} |
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} |
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if (!$groupBy) { |
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$qb->select('COUNT(*)'); |
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} else { |
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$qb->addSelect('COUNT(*)'); |
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} |
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$qb->from($this->handler->table, null); |
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if (isset($criteria) && ($criteria instanceof CriteriaElement)) { |
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$qb = $criteria->renderQb($qb); |
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} |
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try { |
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$result = $qb->execute(); |
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if (!$result) { |
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return 0; |
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} |
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} catch (\Exception $e) { |
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\Xoops::getInstance()->events()->triggerEvent('core.exception', $e); |
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return 0; |
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} |
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if ($groupBy == false) { |
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list ($count) = $result->fetch(\PDO::FETCH_NUM); |
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return $count; |
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} else { |
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$ret = array(); |
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while (list ($id, $count) = $result->fetch(\PDO::FETCH_NUM)) { |
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$ret[$id] = $count; |
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} |
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return $ret; |
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} |
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} |
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/** |
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* get counts matching a condition |
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* |
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* @param CriteriaElement|null $criteria criteria to match |
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* |
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* @return array of counts |
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*/ |
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public function getCounts(CriteriaElement $criteria = null) |
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{ |
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$qb = \Xoops::getInstance()->db()->createXoopsQueryBuilder(); |
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$ret = array(); |
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$limit = null; |
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$start = null; |
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$groupby_key = $this->handler->keyName; |
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if (isset($criteria) && ($criteria instanceof CriteriaElement)) { |
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if ($groupBy = $criteria->getGroupBy()) { |
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$groupby_key = $groupBy; |
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} |
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} |
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$qb->select($groupby_key) |
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->addSelect('COUNT(*)') |
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->from($this->handler->table, null) |
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->groupBy($groupby_key); |
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if (isset($criteria) && ($criteria instanceof CriteriaElement)) { |
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$qb = $criteria->renderQb($qb); |
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} |
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$result = $qb->execute(); |
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if (!$result) { |
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return $ret; |
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} |
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while (list ($id, $count) = $result->fetch(\PDO::FETCH_NUM)) { |
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$ret[$id] = $count; |
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} |
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return $ret; |
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} |
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} |
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XOOPS /
XoopsCore
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When comparing two booleans, it is generally considered safer to use the strict comparison operator.