134 lines
2.9 KiB
PHP
134 lines
2.9 KiB
PHP
<?php
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namespace order\mount;
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include_once("helper/view.php");
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//事件中存在的操作
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class OrderOperate implements \order\listener\OrderEvents
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{
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private $db;
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private $config;
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//!!!!!!important!!!!!
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//不同项目使用时是否要修改此项？？
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public $tbl_metadata = "normalmetadata";
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public $tbl_dataorder = "dataorder";
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function __construct($db = NULL)
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{
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if(empty($db))
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{
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$this->db = \Zend_Registry::get('db');
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}else{
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$this->db = $db;
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}
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$this->config = \Zend_Registry::get('config');
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}
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//提交申请
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public function submit(\Zend_EventManager_Event $e)
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{
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$uuid = $e->getParam('uuid');
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$uid = $e->getParam('uid');
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try{
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if($this->checkOrderUUID($uuid) !== false)
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{
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return "此数据尚未正式发布，还不能申请";
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}
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if($this->checkOrderNum(true,$uid) === false)
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{
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return "您的数据篮中存放的数据已达到可申请的数量";
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}
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if($this->checkOrderHas($uuid,$uid))
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{
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return "此数据已经在数据篮中";
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}
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}catch(Exception $e)
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{
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\view::Dump($e->getMessage());
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}
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return true;
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}
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//检查元数据是否已发布(存在于metadata表中)
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public function checkOrderUUID($uuid)
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{
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$sql = "select count(*) as mdcount from {$this->tbl_metadata} where uuid=?";
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$rs = $this->db->fetchRow($this->db->quoteInto($sql,$uuid));
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if($rs['mdcount'] == 0)
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{
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return true;
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}else{
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return false;
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}
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}
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//检查用户是否已经提交了该数据的申请
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public function checkOrderHas($uuid,$uid = 0)
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{
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if(empty($uid))
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{
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$uid = \view::User('id');
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}
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$sql = "select count(*) as datacount from {$this->tbl_dataorder} where (ts_approved is null) and userid=$uid and uuid=? and status in (1,2,3,4)";
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$rs = $this->db->fetchRow($this->db->quoteInto($sql,$uuid));
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if($rs['datacount']>=1)
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{
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return true;
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}else{
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return false;
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}
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}//CheckOrderHas()
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//检查用户已经在数据篮中的申请的数量
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// 已经超过返回 true
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public function checkOrderNum($bool = true,$uid = 0)
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{
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if(empty($uid))
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{
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$uid = \view::User('id');
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}
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$sql = "select count(*) as datacount from {$this->tbl_dataorder} where (ts_approved is null) and userid=? and status>0 and status<3";
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$rs = $this->db->fetchRow($this->db->quoteInto($sql,$uid));
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if($bool === true)
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{
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if($rs['datacount'] <= $this->config->download->max - 1)
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{
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return true;
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}else{
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return false;
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}
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}else{
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return $rs['datacount'];
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}
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}//checkOrderNum
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//检查数据来源
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public function checksource(\Zend_EventManager_Event $e)
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{
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$uuid = $e->getParam('uuid');
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$sql = "SELECT * FROM wsn_metadata WHERE uuid='$uuid'";
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$rs = $this->db->query($sql);
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$row = $rs->fetch();
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if(isset($row['uuid']) && !empty($row['uuid']))
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{
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return "wsn";
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}else{
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return true;
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}
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}
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} |