2011-05-23 16:55:40 +03:00
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<?php
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2011-08-28 21:49:01 +03:00
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/*-------------------------------------------------------
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*
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* LiveStreet Engine Social Networking
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* Copyright © 2008 Mzhelskiy Maxim
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*
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*--------------------------------------------------------
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*
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* Official site: www.livestreet.ru
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* Contact e-mail: rus.engine@gmail.com
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*
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* GNU General Public License, version 2:
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* http://www.gnu.org/licenses/old-licenses/gpl-2.0.html
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*
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---------------------------------------------------------
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*/
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2011-05-23 16:55:40 +03:00
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2012-06-25 20:53:05 +03:00
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/**
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* Маппер для работы с БД
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*
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* @package modules.userfeed
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* @since 1.0
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*/
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class ModuleUserfeed_MapperUserfeed extends Mapper {
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/**
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* Подписать пользователя
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*
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* @param int $iUserId ID подписываемого пользователя
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* @param int $iSubscribeType Тип подписки (см. константы класса)
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* @param int $iTargetId ID цели подписки
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* @return bool
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*/
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public function subscribeUser($iUserId, $iSubscribeType, $iTargetId) {
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$sql = 'SELECT * FROM ' . Config::Get('db.table.userfeed_subscribe') . ' WHERE
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2011-05-23 16:55:40 +03:00
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user_id = ?d AND subscribe_type = ?d AND target_id = ?d';
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2012-06-25 20:53:05 +03:00
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if (!$this->oDb->select($sql, $iUserId, $iSubscribeType, $iTargetId)) {
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$sql = 'INSERT INTO ' . Config::Get('db.table.userfeed_subscribe') . ' SET
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2011-05-23 16:55:40 +03:00
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user_id = ?d, subscribe_type = ?d, target_id = ?d';
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2012-06-25 20:53:05 +03:00
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$this->oDb->query($sql, $iUserId, $iSubscribeType, $iTargetId);
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return true;
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}
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return false;
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}
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/**
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* Отписать пользователя
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*
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* @param int $iUserId ID подписываемого пользователя
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* @param int $iSubscribeType Тип подписки (см. константы класса)
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* @param int $iTargetId ID цели подписки
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* @return bool
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*/
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public function unsubscribeUser($iUserId, $iSubscribeType, $iTargetId) {
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$sql = 'DELETE FROM ' . Config::Get('db.table.userfeed_subscribe') . ' WHERE
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2011-05-23 16:55:40 +03:00
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user_id = ?d AND subscribe_type = ?d AND target_id = ?d';
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2013-07-10 10:39:15 +03:00
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$res=$this->oDb->query($sql, $iUserId, $iSubscribeType, $iTargetId);
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return $res===false or is_null($res) ? false : true;
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2012-06-25 20:53:05 +03:00
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}
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/**
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* Получить список подписок пользователя
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*
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* @param int $iUserId ID пользователя, для которого загружаются подписки
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* @return array
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*/
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public function getUserSubscribes($iUserId) {
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$sql = 'SELECT subscribe_type, target_id FROM ' . Config::Get('db.table.userfeed_subscribe') . ' WHERE user_id = ?d';
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$aSubscribes = $this->oDb->select($sql, $iUserId);
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$aResult = array('blogs' => array(), 'users' => array());
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2011-05-23 16:55:40 +03:00
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2012-06-25 20:53:05 +03:00
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if (!count($aSubscribes)) return $aResult;
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2011-05-23 16:55:40 +03:00
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2012-06-25 20:53:05 +03:00
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foreach ($aSubscribes as $aSubscribe) {
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if($aSubscribe['subscribe_type'] == ModuleUserfeed::SUBSCRIBE_TYPE_BLOG) {
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$aResult['blogs'][] = $aSubscribe['target_id'];
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} elseif ($aSubscribe['subscribe_type'] == ModuleUserfeed::SUBSCRIBE_TYPE_USER) {
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$aResult['users'][] = $aSubscribe['target_id'];
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}
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}
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return $aResult;
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}
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/**
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* Получить ленту топиков по подписке
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*
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* @param array $aUserSubscribes Список подписок пользователя
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* @param int $iCount Число получаемых записей (если null, из конфига)
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* @param int $iFromId Получить записи, начиная с указанной
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* @return array
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*/
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public function readFeed($aUserSubscribes, $iCount, $iFromId) {
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$sql = "
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2011-09-16 16:40:13 +03:00
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SELECT
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t.topic_id
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FROM
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".Config::Get('db.table.topic')." as t,
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".Config::Get('db.table.blog')." as b
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WHERE
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t.topic_publish = 1
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AND t.blog_id=b.blog_id
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AND b.blog_type!='close'
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{ AND t.topic_id < ?d }
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AND ( 1=0 { OR t.blog_id IN (?a) } { OR t.user_id IN (?a) } )
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ORDER BY t.topic_id DESC
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{ LIMIT 0, ?d }";
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2011-05-23 16:55:40 +03:00
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2012-06-25 20:53:05 +03:00
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$aTopics=$aTopics=$this->oDb->selectCol($sql,
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$iFromId ? $iFromId : DBSIMPLE_SKIP,
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count($aUserSubscribes['blogs']) ? $aUserSubscribes['blogs'] : DBSIMPLE_SKIP,
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count($aUserSubscribes['users']) ? $aUserSubscribes['users'] : DBSIMPLE_SKIP,
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$iCount ? $iCount : DBSIMPLE_SKIP
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);
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return $aTopics;
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}
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2011-05-23 16:55:40 +03:00
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}
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