<?php
if(!defined('IN_DZZ')) {
exit('Access Denied');
}
class table_collect extends dzz_table
{
public function __construct()
{
$this->_table = 'collect';
$this->_pk = 'cid';
parent::__construct();
}
public function delete_by_cid($cid){
$lid=intval($cid);
$link=self::fetch($cid);
if($link['cid']){
$copys=DB::result_first("select copys from ".DB::table('collect')." where cid='{$link[cid]}' and type = 'link'");
if($copys<=1){
return DB::delete('collect',"cid='{$link[cid]}'");
}else{
return DB::update('collect',array('copys'=>$copys-1),"cid='{$link[cid]}'");
}
}
}
public function addcopy_by_cid($cid,$ceof=1){
if(!is_array($cid)) $aids=array($cid);
if($ceof>0){
DB::query("update %t set copys=copys+%d where cid IN(%n)",array($this->_table,$ceof,$cid));
}else{
DB::query("update %t set copys=copys-%d where cid IN(%n)",array($this->_table,abs($ceof),$cid));
}
}
}