Файл: oc-includes/osclass/model/CityStats.php
Строк: 202
<?php if ( !defined('ABS_PATH') ) exit('ABS_PATH is not loaded. Direct access is not allowed.');
/*
* Copyright 2014 Osclass
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
/**
* Model database for CityStats table
*
* @package Osclass
* @subpackage Model
* @since 2.4
*/
class CityStats extends DAO
{
/**
* It references to self object: CityStats.
* It is used as a singleton
*
* @access private
* @since 2.4
* @var CityStats
*/
private static $instance;
/**
* It creates a new CityStats object class if it has been created
* before, it return the previous object
*
* @access public
* @since 2.4
* @return CategoryStats
*/
public static function newInstance()
{
if( !self::$instance instanceof self ) {
self::$instance = new self;
}
return self::$instance;
}
/**
* Set data related to t_city_stats table
*
* @access public
* @since 2.4
*/
function __construct()
{
parent::__construct();
$this->setTableName('t_city_stats');
$this->setPrimaryKey('fk_i_city_id');
$this->setFields( array('fk_i_city_id', 'i_num_items') );
}
/**
* Increase number of city items, given a city id
*
* @access public
* @since 2.4
* @param int $cityId City id
* @return int number of affected rows, id error occurred return false
*/
public function increaseNumItems($cityId)
{
if(!is_numeric($cityId)) {
return false;
}
return $this->dao->query(sprintf('INSERT INTO %s (fk_i_city_id, i_num_items) VALUES (%d, 1) ON DUPLICATE KEY UPDATE i_num_items = i_num_items + 1', $this->getTableName(), $cityId));
}
/**
* Increase number of city items, given a city id
*
* @access public
* @since 2.4
* @param int $cityId City id
* @return int number of affected rows, id error occurred return false
*/
public function decreaseNumItems($cityId)
{
if(!is_numeric($cityId)) {
return false;
}
$this->dao->select( 'i_num_items' );
$this->dao->from( $this->getTableName() );
$this->dao->where( $this->getPrimaryKey(), $cityId );
$result = $this->dao->get();
$cityStat = $result->row();
if( isset( $cityStat['i_num_items'] ) ) {
$this->dao->from( $this->getTableName() );
$this->dao->set( 'i_num_items', 'i_num_items - 1', false );
$this->dao->where( 'i_num_items > 0' );
$this->dao->where( 'fk_i_city_id', $cityId );
return $this->dao->update();
}
return false;
}
/**
* Set i_num_items, given a city id
*
* @access public
* @since 2.4
* @param type $cityID
* @param type $numItems
* @return type
*/
public function setNumItems($cityID, $numItems)
{
return $this->dao->query("INSERT INTO ".$this->getTableName()." (fk_i_city_id, i_num_items) VALUES ($cityID, $numItems) ON DUPLICATE KEY UPDATE i_num_items = ".$numItems);
}
/**
* Find stats by city id
*
* @access public
* @since 2.4
* @param int $cityId city id
* @return array
*/
public function findByCityId($cityId)
{
return $this->findByPrimaryKey($cityId);
}
/**
*
* @param type $regionId
* @return type
*/
public function deleteByRegion($regionId)
{
return $this->dao->query('DELETE FROM '.DB_TABLE_PREFIX.'t_city_stats WHERE fk_i_city_id IN (SELECT pk_i_id FROM '.DB_TABLE_PREFIX.'t_city WHERE fk_i_region_id = '.$regionId.');');
}
/**
* Return a list of cities and counter items.
* Can be filtered by region and num_items,
* and ordered by city_name or items counter
* $order = 'city_name ASC' OR $oder = 'items DESC'
*
* @param int $region
* @param string $zero
* @param string $order
* @return array
*/
public function listCities($region = null, $zero = ">", $order = "city_name ASC")
{
$key = md5(osc_base_url().(string)$region.(string)$zero.(string)$order);
$found = null;
$cache = osc_cache_get($key, $found);
if($cache===false) {
$this->dao->select($this->getTableName().'.fk_i_city_id as city_id, '.$this->getTableName().'.i_num_items as items, '.DB_TABLE_PREFIX.'t_city.s_name as city_name, '.DB_TABLE_PREFIX.'t_city.s_slug as city_slug');
$this->dao->from( $this->getTableName() );
$this->dao->join(DB_TABLE_PREFIX.'t_city', $this->getTableName().'.fk_i_city_id = '.DB_TABLE_PREFIX.'t_city.pk_i_id', 'LEFT');
$this->dao->where('i_num_items '.$zero.' 0' );
if( is_numeric($region) ) {
$this->dao->where(DB_TABLE_PREFIX.'t_city.fk_i_region_id = '.$region);
}
$this->dao->orderBy($order);
$rs = $this->dao->get();
if($rs === false) {
return array();
}
$return = $rs->result();
osc_cache_set($key, $return, OSC_CACHE_TTL);
return $return;
} else {
return $cache;
}
}
/**
* Calculate the total items that belong to city id
*
* @param type $cityId
* @return int total items
*/
function calculateNumItems($cityId)
{
$sql = 'SELECT count(*) as total FROM '.DB_TABLE_PREFIX.'t_item_location, '.DB_TABLE_PREFIX.'t_item, '.DB_TABLE_PREFIX.'t_category ';
$sql .= 'WHERE '.DB_TABLE_PREFIX.'t_item_location.fk_i_city_id = '.$cityId.' AND ';
$sql .= DB_TABLE_PREFIX.'t_item.pk_i_id = '.DB_TABLE_PREFIX.'t_item_location.fk_i_item_id AND ';
$sql .= DB_TABLE_PREFIX.'t_category.pk_i_id = '.DB_TABLE_PREFIX.'t_item.fk_i_category_id AND ';
$sql .= DB_TABLE_PREFIX.'t_item.b_active = 1 AND '.DB_TABLE_PREFIX.'t_item.b_enabled = 1 AND '.DB_TABLE_PREFIX.'t_item.b_spam = 0 AND ';
$sql .= '('.DB_TABLE_PREFIX.'t_item.b_premium = 1 || '.DB_TABLE_PREFIX.'t_item.dt_expiration >= ''.date('Y-m-d H:i:s').'' ) AND ';
$sql .= DB_TABLE_PREFIX.'t_category.b_enabled = 1 ';
$return = $this->dao->query($sql);
if($return === false) {
return 0;
}
if($return->numRows() > 0) {
$aux = $return->result();
return $aux[0]['total'];
}
return 0;
}
}
/* file end: ./oc-includes/osclass/model/CityStats.php */
?>