<?php
namespace Users;

use \Helpers\View as view;
use \Helpers\dbh as dbh;
use \Users\Account;
use \Helpers\Table;

/*
对 \Users\Local 进行抽象，满足后台调用的需求，屏蔽一些错误等等
*/
class Local extends \Zend_Controller_Plugin_Abstract
{	
	private $db;
	protected $events = NULL;		//事件
	public $table;
	
	public $account;

	function __construct($db = NULL,$mail = NULL)
	{
		if(empty($db))
		{
			$this->db = \Zend_Registry::get('db');
		}else{
			$this->db = $db;
		}
		
		$this->config = \Zend_Registry::get('config');
		
		
		$this->table = new \Helpers\Table();
	}
	
	//添加本地帐号
	public function addLocalUser($data = NULL)
	{
		if(empty($data) || !is_array($data))
		{
			$data = $this->getLocalParam();
		}
		
		if(!isset($data['userid']) || !is_numeric($data['userid']))
		{
			return "参数错误";
		}
		
		if(empty($data['usertype']))
		{
			return "请选择用户类型";
		}
		
		$user = $this->fetchUser($data['userid']);
		
		$local_user = $this->checkLocalUserExists($data['userid']);
		if(isset($local_user['uid']) && $local_user['uid'] > 0)
		{
			$localUserExists = TRUE;
		}else{
			$localUserExists = FALSE;
		}
		
		if(!isset($user['id']) || $user['id'] < 1 )
		{
			if($localUserExists)
			{
				$this->deleteUser($data['userid']);
			}
			return "该用户不存在";
		}
		
		$cache_data = array(
				'uid'=>$data['userid'],
				'usertype'=>$data['usertype']
		);
		
		if($localUserExists)
		{
			$status = $this->addUser($cache_data,$local_user['uid']);
		}else{
			$status = $this->addUser($cache_data);
		}
		
		if($status === true)
		{
			return true;
		}else{
			return $status;
		}
	}
	
# 获取添加本地用户的参数

	public function getLocalParam(\Zend_Controller_Request_Abstract $request = NULL)
	{
		$request = new \Zend_Controller_Request_Http();
		$data	= array(
			'userid'=> (int)$request->getParam('userid'),
			'usertype'=> trim($request->getParam('usertype'))
		);
		return $data;	
	}
	
# 在总数据库查询所要添加到本地的用户ID信息

	public function fetchUser($id =0)
	{
		$sql = "SELECT * FROM {$this->table->users} WHERE id=$id LIMIT 1";
		$rs = $this->db->query($sql);
		$row = $rs->fetch();
		return $row ;
	}
	
	//检查用户是否在本地库
	public function checkLocalUserExists($id)
	{
		$sql = "SELECT * FROM {$this->table->users_local} WHERE uid=$id LIMIT 1";
		$rs = $this->db->query($sql);
		$row = $rs->fetch();
		return $row;
	}
	
# 如果传入用户ID为空写入新用户，否则修改用户

	public function addUser($data,$id = 0)
	{
		$dbh = new dbh();
		$id = (int)$id;
		if(empty($id))
		{
			$status = $dbh->insert($this->table->users_local,$data);
			if($status)
			{
				return true;
			}else{
				return "用户信息写入失败";
			}
		}else{
			$status = $dbh->update($this->table->users_local,$data);
			if($status)
			{
				return true;
			}else{
				return "用户信息更新失败";
			}
		}
		return;
	}	
	
# 查询用户列表

	public function listUser($key)
	{
	#所有本地用户列表显示
		if(empty($key))
		{
			$dbh = new dbh();
			$sql = "SELECT * FROM {$this->table->users_local}";
			$rs = $this->db->query($sql);
			$row = $rs->fetch();
			return $row ;
			
		}
		
	#按条件查询本地用户
		
	}
# 删除用户

	public function deleteUser($id)
	{
		
		if(!empty($id) | is_numeric($id))
		{

			$sql = "DELETE FROM {$this->table->users_local} WHERE uid=$id";
			@$this->db->exec($sql);
			return "该用户已删除";	
					
		}else{
			
			return '删除用户操作失败';
			
		}
		
	}
}