mirror of https://gitee.com/zorlan/skycaiji
169 lines
4.6 KiB
PHP
169 lines
4.6 KiB
PHP
<?php
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/*
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|--------------------------------------------------------------------------
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| SkyCaiji (蓝天采集器)
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|--------------------------------------------------------------------------
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| Copyright (c) 2018 https://www.skycaiji.com All rights reserved.
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|--------------------------------------------------------------------------
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| 使用协议 https://www.skycaiji.com/licenses
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|--------------------------------------------------------------------------
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*/
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namespace skycaiji\admin\model;
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use think\db\Query;
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use think\db\Connection;
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/**
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* 兼容tp5和tp3.2的数据库操作模型
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*/
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class QueryCompatible extends Query{
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/*重写父类的private属性*/
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protected static $event = [];
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protected static $readMaster = [];
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protected function checkMultiField($field, $logic){
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return isset($this->options['multi'][$logic][$field]) && count($this->options['multi'][$logic][$field]) > 1;
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}
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/*---------------------------*/
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public function __construct(Connection $connection = null, $model = null){
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parent::__construct($connection,$model);
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}
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public function where($field, $op = null, $condition = null){
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$newSql=$this->_tp3_parse_sql(func_get_args());
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if(empty($newSql)){
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return parent::where($field,$op,$condition);
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}else{
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return parent::where($newSql);
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}
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}
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public function query($sql, $bind = [], $master = false, $class = false){
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$newSql=$this->_tp3_parse_sql(func_get_args());
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if(empty($newSql)){
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return parent::query($sql,$bind,$master,$class);
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}else{
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return parent::query($newSql);
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}
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}
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public function execute($sql, $bind = []){
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$newSql=$this->_tp3_parse_sql(func_get_args());
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if(empty($newSql)){
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return parent::execute($sql,$bind);
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}else{
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return parent::execute($newSql);
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}
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}
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/**
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* tp3的方法必须在这里定义，防止与tp5存在的方法冲突
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* @see \think\db\Query::__call()
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*/
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public function __call($method, $args){
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switch ($method){
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case 'getField':return $this->_tp3_getField($args);break;
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case 'add':return $this->_tp3_add($args);break;
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case 'addAll':return $this->_tp3_addAll($args);break;
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case 'save':return $this->_tp3_save($args);break;
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}
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}
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/*getField($field,$sepa=null)*/
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private function _tp3_getField($args){
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$field=$args[0];
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$sepa=isset($args[1])?$args[1]:null;
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if(strpos($field,',')!==false){
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if(is_numeric($sepa)&&$sepa>0){
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return $this->limit($sepa)->column($field);
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}elseif($sepa===false){
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$field=explode(',', $field);
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return $this->value($field[0]);
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}else{
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return $this->column($field);
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}
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}else{
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if($sepa===true){
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return $this->column($field);
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}elseif(is_numeric($sepa)){
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$sepa=intval($sepa);
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if($sepa>0){
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return $this->limit($sepa)->column($field);
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}else{
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return $this->column($field);
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}
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}else{
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return $this->value($field);
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}
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}
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}
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/*add($data='',$options=array(),$replace=false)*/
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private function _tp3_add($args){
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$data=isset($args[0])?$args[0]:'';
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$options=isset($args[1])?$args[1]:array();
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$replace=isset($args[2])?$args[2]:false;
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if(empty($data)){
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$data=array();
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}
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if(empty($options)){
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return $this->insert($data,$replace,true);
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}else{
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$this->_tp5_exception('add', 'insert');
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}
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}
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/*addAll($dataList,$options=array(),$replace=false)*/
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private function _tp3_addAll($args){
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$dataList=$args[0];
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$options=isset($args[1])?$args[1]:array();
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$replace=isset($args[2])?$args[2]:false;
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if(empty($options)){
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$this->insertAll($dataList,$replace);
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return $this->getLastInsID();
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}else{
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$this->_tp5_exception('addAll', 'insertAll');
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}
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}
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/*save($data='',$options=array())*/
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private function _tp3_save($args){
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$data=isset($args[0])?$args[0]:'';
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$options=isset($args[1])?$args[1]:array();
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if(empty($options)){
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$options = $this->options;
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if(empty($options['where'])){
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$this->_tp5_exception('save', 'update');
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}
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return $this->update($data);
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}else{
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$this->_tp5_exception('save', 'update');
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}
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}
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/*tp3解析sql语句*/
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private function _tp3_parse_sql($args=array()){
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$sql=$args[0];
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$newSql=null;
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if(is_array($args)&&count($args)>1&&is_string($sql)&&strpos($sql,'%')!==false){
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array_shift($args);
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foreach ($args as $k=>$v){
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if(!is_scalar($v)){
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$args=null;
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break;
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}else{
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$args[$k]=addslashes($v);
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}
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}
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if(!empty($args)){
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$newSql=vsprintf($sql,$args);
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if($newSql==$sql){
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$newSql=null;
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}
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}
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}
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return $newSql;
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}
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private function _tp5_exception($oldMethod,$newMethod){
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throw new \Exception("tp5数据库操作已弃用{$oldMethod}方法，请使用{$newMethod}方法");
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exit();
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}
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}
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?>
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