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<?php |
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/** |
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* ownCloud - News |
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* |
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* This file is licensed under the Affero General Public License version 3 or |
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* later. See the COPYING file. |
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* |
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* @author Alessandro Cosentino <[email protected]> |
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* @author Bernhard Posselt <[email protected]> |
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* @copyright Alessandro Cosentino 2012 |
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* @copyright Bernhard Posselt 2012, 2014 |
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*/ |
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namespace OCA\News\Db\Mysql; |
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use OCP\IDBConnection; |
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use OCA\News\Db\StatusFlag; |
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class ItemMapper extends \OCA\News\Db\ItemMapper { |
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public function __construct(IDBConnection $db){ |
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parent::__construct($db); |
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} |
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/** |
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* Delete all items for feeds that have over $threshold unread and not |
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* starred items |
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* @param int $threshold the number of items that should be deleted |
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*/ |
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public function deleteReadOlderThanThreshold($threshold){ |
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$status = StatusFlag::STARRED | StatusFlag::UNREAD; |
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$sql = 'SELECT (COUNT(*) - `feeds`.`articles_per_update`) AS `size`, ' . |
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'`feeds`.`id` AS `feed_id`, `feeds`.`articles_per_update` ' . |
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'FROM `*PREFIX*news_items` `items` ' . |
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'JOIN `*PREFIX*news_feeds` `feeds` ' . |
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'ON `feeds`.`id` = `items`.`feed_id` ' . |
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'AND NOT ((`items`.`status` & ?) > 0) ' . |
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'GROUP BY `feeds`.`id`, `feeds`.`articles_per_update` ' . |
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'HAVING COUNT(*) > ?'; |
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$params = [$status, $threshold]; |
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$result = $this->execute($sql, $params); |
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while($row = $result->fetch()) { |
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$size = (int) $row['size']; |
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$limit = $size - $threshold; |
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if($limit > 0) { |
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$params = [$status, $row['feed_id'], $limit]; |
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$sql = 'DELETE FROM `*PREFIX*news_items` ' . |
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'WHERE NOT ((`status` & ?) > 0) ' . |
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'AND `feed_id` = ? ' . |
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'ORDER BY `id` ASC ' . |
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'LIMIT ?'; |
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$this->execute($sql, $params); |
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} |
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} |
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} |
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public function readItem($itemId, $isRead, $lastModified, $userId) { |
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$item = $this->find($itemId, $userId); |
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if ($isRead) { |
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$sql = 'UPDATE `*PREFIX*news_items` `items` |
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JOIN `*PREFIX*news_feeds` `feeds` |
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ON `feeds`.`id` = `items`.`feed_id` |
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SET `items`.`status` = `items`.`status` & ?, |
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`items`.`last_modified` = ? |
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WHERE `items`.`fingerprint` = ? |
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AND `feeds`.`user_id` = ?'; |
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$params = [~StatusFlag::UNREAD, $lastModified, |
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$item->getFingerprint(), $userId]; |
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$this->execute($sql, $params); |
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} else { |
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$item->setLastModified($lastModified); |
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$item->setUnread(); |
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$this->update($item); |
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} |
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} |
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} |
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owncloud /
news
