westdc-core/Westdc/Db/Record/Record.php

148 lines
4.2 KiB
PHP

<?php
/**
* Created by PhpStorm.
* User: liujin834
* Date: 15-2-16
* Time: 上午11:31
*/
namespace Westdc\Db\Record;
use Zend\Db\Sql;
use Westdc\EventModel\AbstractEventManager;
use Westdc\Db\Db;
use Westdc\Db\Dbh;
class Record extends AbstractEventManager {
/**
* 向数据库表中写入新数据
* @param $table
* @param $data
* @param callable $callback
* @return bool
* @throws RecordException
*/
public function insert($table,$data,callable $callback = null){
if(!is_string($table) && !$table instanceof Sql\TableIdentifier)
throw new RecordException("table must is string or TableIdentifier");
$params = compact('data');
$this->getEventManager()->trigger(PreDeclare::EVENT_INSERT_PRE, $this, $params);
/** @var \Zend\EventManager\ResponseCollection $results */
$results = $this->getEventManager()->trigger(PreDeclare::EVENT_INSERT_PROCESS_DATA, $this, $params);
if(!$results->isEmpty())
$data = $results->bottom();
try{
$dbh = new Dbh;
$id = $dbh->insert($table,$data,true);
}catch(\Exception $e){
throw new RecordException($e->getMessage());
}
if(!empty($callback) && is_callable($callback))
call_user_func($callback,$id,$data);
$params = compact('data','id');
$this->getEventManager()->trigger(PreDeclare::EVENT_INSERT_POST, $this, $params);
return true;
}//insert
/**
* 更新数据库记录
* @param $table
* @param array $data
* @param string $where
* @param callable $callback
* @return bool
* @throws RecordException
*/
public function update($table,array $data,$where = '',callable $callback = null){
if(!is_string($table) && !$table instanceof Sql\TableIdentifier)
throw new RecordException("table must is string or TableIdentifier");
$params = compact('data');
$this->getEventManager()->trigger(PreDeclare::EVENT_UPDATE_PRE, $this, $params);
/** @var \Zend\EventManager\ResponseCollection $results */
$results = $this->getEventManager()->trigger(PreDeclare::EVENT_UPDATE_PROCESS_DATA, $this, $params);
if(!$results->isEmpty())
$data = $results->bottom();
if($table instanceof Sql\TableIdentifier)
$table = $table->getSchema().".".$table->getTable();
if(is_string($where) || empty($where)){
$dbh = new Dbh;
$id = $dbh->update($table,$data,$where,true);
}
elseif($where instanceof Sql\Where)
{
}
elseif(is_array($where))
{
}
else
throw new RecordException("Condition must is one of string,Zend\\Db\\Sql\\Where object,array");
if(!empty($callback) && is_callable($callback))
call_user_func($callback,$data);
$params = compact('data','id');
$this->getEventManager()->trigger(PreDeclare::EVENT_UPDATE_POST, $this, $params);
return true;
}//update
/**
* @param $table
* @param $where
* @param callable $callback
* @return bool
* @throws RecordException
*/
public function delete($table,$where,callable $callback = NULL){
if(!is_string($table) && !$table instanceof Sql\TableIdentifier)
throw new RecordException("table must is string or TableIdentifier");
if($table instanceof Sql\TableIdentifier)
$table = $table->getSchema().".".$table->getTable();
$params = compact('where','table');
$this->getEventManager()->trigger(PreDeclare::EVENT_DELETE_PRE, $this, $params);
$dbAdapter = Db::getInstance();
$sql = new Sql\Sql($dbAdapter);
$delete = $sql->delete($table);
$delete->where($where);
$queryString = $sql->getSqlStringForSqlObject($delete);
$status = $dbAdapter->query($queryString);
$result = $status->execute();
if($result->getAffectedRows() > 0){
if(!empty($callback) && is_callable($callback)){
call_user_func($callback,$result->getAffectedRows());
}
return true;
}else{
return false;
}
}//delete
}