106 lines
1.9 KiB
PHP
106 lines
1.9 KiB
PHP
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<?php
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/**
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* Users 用户相关操作
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*/
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class Users
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{
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private $db;//传入PDO对象
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//使用到的公共变量
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public $tbl_user = "users";
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public $tbl_group = "groups";
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public $tbl_userToGroup = "usergroup";
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function __construct($db)
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{
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$this->db = $db;
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}
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//获取用户的组ID
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public function getGroup($uid=0){
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if(!empty($uid) && is_numeric($uid))
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{
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$sql = "SELECT gid FROM ".$this->tbl_userToGroup." WHERE uid=$uid";
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$rs = $this->db->query($sql);
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$row = $rs->fetch();
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return $row['gid'];
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}else{
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$select = $this->db->select();
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return $select ->from($this->tbl_group)
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->order('groups.id desc');
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}
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}
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//获取组名
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public function getGroupName($gid){
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if(!is_numeric($gid))
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{
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return false;
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}
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$sql = "SELECT * FROM ".$this->tbl_group." WHERE id=$gid";
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$rs = $this->db->query($sql);
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$row = $rs->fetch();
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return $row['name'];
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}
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//创建用户组
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public function CreateGroup($name){
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$groupTable = $this->tbl_group;
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if(empty($name))
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{
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return false;
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}
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$data = array(
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"name" => $name
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);
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return $this->db->insert($groupTable,$data);
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}
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//把用户移动到组
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public function AddTo($uid,$gid){
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if(!is_numeric($uid) || !is_numeric($gid))
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{
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return false;
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}
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$sql = "SELECT * FROM ".$this->tbl_userToGroup." WHERE uid=? AND gid=?";
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$sth = $this->db->prepare($sql);
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$sth->execute(array($uid,$gid));
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$row = $sth->fetch();
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if(!empty($row['ts_created']))
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{
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$data = array(
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"uid"=>$uid,
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"gid"=>$gid
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);
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$whereSql = " uid=$uid AND gid=$gid ";
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return $this->db->update($this->tbl_userToGroup,$data,$whereSql);
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}else{
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$data = array(
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"uid"=>$uid,
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"gid"=>$gid
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);
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return $this->db->insert($this->tbl_userToGroup,$data);
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}
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}
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}
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