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3046 lines
94 KiB
3046 lines
94 KiB
<?php
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// +----------------------------------------------------------------------
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// | ThinkPHP [ WE CAN DO IT JUST THINK ]
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// +----------------------------------------------------------------------
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// | Copyright (c) 2006~2018 http://thinkphp.cn All rights reserved.
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// +----------------------------------------------------------------------
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// | Licensed ( http://www.apache.org/licenses/LICENSE-2.0 )
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// +----------------------------------------------------------------------
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// | Author: liu21st <liu21st@gmail.com>
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// +----------------------------------------------------------------------
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namespace think\db;
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use PDO;
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use think\App;
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use think\Cache;
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use think\Collection;
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use think\Config;
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use think\Db;
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use think\db\exception\BindParamException;
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use think\db\exception\DataNotFoundException;
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use think\db\exception\ModelNotFoundException;
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use think\Exception;
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use think\exception\DbException;
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use think\exception\PDOException;
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use think\Loader;
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use think\Model;
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use think\model\Relation;
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use think\model\relation\OneToOne;
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use think\Paginator;
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class Query
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{
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// 数据库Connection对象实例
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protected $connection;
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// 数据库Builder对象实例
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protected $builder;
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// 当前模型类名称
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protected $model;
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// 当前数据表名称（含前缀）
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protected $table = '';
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// 当前数据表名称（不含前缀）
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protected $name = '';
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// 当前数据表主键
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protected $pk;
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// 当前数据表前缀
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protected $prefix = '';
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// 查询参数
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protected $options = [];
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// 参数绑定
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protected $bind = [];
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// 数据表信息
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protected static $info = [];
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// 回调事件
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private static $event = [];
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// 读取主库
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protected static $readMaster = [];
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/**
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* 构造函数
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* @access public
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* @param Connection $connection 数据库对象实例
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* @param Model $model 模型对象
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*/
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public function __construct(Connection $connection = null, $model = null)
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{
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$this->connection = $connection ?: Db::connect([], true);
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$this->prefix = $this->connection->getConfig('prefix');
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$this->model = $model;
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// 设置当前连接的Builder对象
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$this->setBuilder();
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}
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/**
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* 利用__call方法实现一些特殊的Model方法
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* @access public
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* @param string $method 方法名称
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* @param array $args 调用参数
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* @return mixed
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* @throws DbException
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* @throws Exception
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*/
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public function __call($method, $args)
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{
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if (strtolower(substr($method, 0, 5)) == 'getby') {
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// 根据某个字段获取记录
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$field = Loader::parseName(substr($method, 5));
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$where[$field] = $args[0];
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return $this->where($where)->find();
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} elseif (strtolower(substr($method, 0, 10)) == 'getfieldby') {
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// 根据某个字段获取记录的某个值
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$name = Loader::parseName(substr($method, 10));
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$where[$name] = $args[0];
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return $this->where($where)->value($args[1]);
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} elseif ($this->model && method_exists($this->model, 'scope' . $method)) {
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// 动态调用命名范围
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$method = 'scope' . $method;
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array_unshift($args, $this);
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call_user_func_array([$this->model, $method], $args);
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return $this;
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} else {
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throw new Exception('method not exist:' . __CLASS__ . '->' . $method);
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}
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}
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/**
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* 获取当前的数据库Connection对象
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* @access public
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* @return Connection
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*/
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public function getConnection()
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{
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return $this->connection;
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}
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/**
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* 切换当前的数据库连接
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* @access public
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* @param mixed $config
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* @return $this
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*/
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public function connect($config)
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{
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$this->connection = Db::connect($config);
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$this->setBuilder();
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$this->prefix = $this->connection->getConfig('prefix');
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return $this;
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}
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/**
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* 设置当前的数据库Builder对象
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* @access protected
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* @return void
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*/
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protected function setBuilder()
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{
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$class = $this->connection->getBuilder();
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$this->builder = new $class($this->connection, $this);
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}
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/**
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* 获取当前的模型对象实例
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* @access public
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* @return Model|null
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*/
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public function getModel()
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{
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return $this->model;
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}
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/**
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* 设置后续从主库读取数据
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* @access public
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* @param bool $allTable
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* @return void
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*/
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public function readMaster($allTable = false)
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{
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if ($allTable) {
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$table = '*';
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} else {
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$table = isset($this->options['table']) ? $this->options['table'] : $this->getTable();
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}
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static::$readMaster[$table] = true;
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return $this;
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}
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/**
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* 获取当前的builder实例对象
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* @access public
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* @return Builder
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*/
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public function getBuilder()
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{
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return $this->builder;
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}
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/**
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* 指定默认的数据表名（不含前缀）
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* @access public
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* @param string $name
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* @return $this
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*/
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public function name($name)
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{
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$this->name = $name;
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return $this;
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}
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/**
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* 指定默认数据表名（含前缀）
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* @access public
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* @param string $table 表名
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* @return $this
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*/
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public function setTable($table)
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{
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$this->table = $table;
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return $this;
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}
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/**
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* 得到当前或者指定名称的数据表
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* @access public
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* @param string $name
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* @return string
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*/
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public function getTable($name = '')
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{
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if ($name || empty($this->table)) {
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$name = $name ?: $this->name;
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$tableName = $this->prefix;
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if ($name) {
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$tableName .= Loader::parseName($name);
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}
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} else {
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$tableName = $this->table;
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}
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return $tableName;
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}
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/**
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* 将SQL语句中的__TABLE_NAME__字符串替换成带前缀的表名（小写）
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* @access public
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* @param string $sql sql语句
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* @return string
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*/
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public function parseSqlTable($sql)
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{
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if (false !== strpos($sql, '__')) {
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$prefix = $this->prefix;
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$sql = preg_replace_callback("/__([A-Z0-9_-]+)__/sU", function ($match) use ($prefix) {
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return $prefix . strtolower($match[1]);
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}, $sql);
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}
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return $sql;
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}
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/**
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* 执行查询 返回数据集
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* @access public
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* @param string $sql sql指令
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* @param array $bind 参数绑定
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* @param boolean $master 是否在主服务器读操作
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* @param bool|string $class 指定返回的数据集对象
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* @return mixed
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* @throws BindParamException
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* @throws PDOException
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*/
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public function query($sql, $bind = [], $master = false, $class = false)
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{
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return $this->connection->query($sql, $bind, $master, $class);
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}
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/**
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* 执行语句
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* @access public
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* @param string $sql sql指令
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* @param array $bind 参数绑定
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* @return int
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* @throws BindParamException
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* @throws PDOException
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*/
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public function execute($sql, $bind = [])
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{
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return $this->connection->execute($sql, $bind, $this);
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}
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/**
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* 获取最近插入的ID
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* @access public
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* @param string $sequence 自增序列名
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* @return string
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*/
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public function getLastInsID($sequence = null)
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{
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return $this->connection->getLastInsID($sequence);
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}
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/**
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* 获取最近一次查询的sql语句
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* @access public
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* @return string
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*/
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public function getLastSql()
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{
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return $this->connection->getLastSql();
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}
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/**
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* 执行数据库事务
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* @access public
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* @param callable $callback 数据操作方法回调
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* @return mixed
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*/
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public function transaction($callback)
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{
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return $this->connection->transaction($callback);
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}
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/**
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* 启动事务
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* @access public
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* @return void
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*/
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public function startTrans()
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{
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$this->connection->startTrans();
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}
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/**
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* 用于非自动提交状态下面的查询提交
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* @access public
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* @return void
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* @throws PDOException
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*/
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public function commit()
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{
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$this->connection->commit();
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}
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/**
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* 事务回滚
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* @access public
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* @return void
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* @throws PDOException
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*/
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public function rollback()
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{
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$this->connection->rollback();
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}
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/**
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* 批处理执行SQL语句
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* 批处理的指令都认为是execute操作
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* @access public
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* @param array $sql SQL批处理指令
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* @return boolean
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*/
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public function batchQuery($sql = [], $bind = [])
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{
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return $this->connection->batchQuery($sql, $bind);
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}
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/**
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* 获取数据库的配置参数
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* @access public
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* @param string $name 参数名称
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* @return boolean
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*/
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public function getConfig($name = '')
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{
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return $this->connection->getConfig($name);
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}
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/**
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* 得到分表的的数据表名
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* @access public
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* @param array $data 操作的数据
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* @param string $field 分表依据的字段
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* @param array $rule 分表规则
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* @return string
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*/
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public function getPartitionTableName($data, $field, $rule = [])
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{
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// 对数据表进行分区
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if ($field && isset($data[$field])) {
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$value = $data[$field];
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$type = $rule['type'];
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switch ($type) {
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case 'id':
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// 按照id范围分表
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$step = $rule['expr'];
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$seq = floor($value / $step) + 1;
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break;
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case 'year':
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// 按照年份分表
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if (!is_numeric($value)) {
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$value = strtotime($value);
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}
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$seq = date('Y', $value) - $rule['expr'] + 1;
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break;
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case 'mod':
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// 按照id的模数分表
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$seq = ($value % $rule['num']) + 1;
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break;
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case 'md5':
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// 按照md5的序列分表
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$seq = (ord(substr(md5($value), 0, 1)) % $rule['num']) + 1;
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break;
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default:
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if (function_exists($type)) {
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// 支持指定函数哈希
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$seq = (ord(substr($type($value), 0, 1)) % $rule['num']) + 1;
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} else {
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// 按照字段的首字母的值分表
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$seq = (ord($value[0]) % $rule['num']) + 1;
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}
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}
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return $this->getTable() . '_' . $seq;
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} else {
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// 当设置的分表字段不在查询条件或者数据中
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// 进行联合查询，必须设定 partition['num']
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$tableName = [];
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for ($i = 0; $i < $rule['num']; $i++) {
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$tableName[] = 'SELECT * FROM ' . $this->getTable() . '_' . ($i + 1);
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}
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$tableName = '( ' . implode(" UNION ", $tableName) . ') AS ' . $this->name;
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return $tableName;
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}
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}
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/**
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* 得到某个字段的值
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* @access public
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* @param string $field 字段名
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* @param mixed $default 默认值
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* @param bool $force 强制转为数字类型
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* @return mixed
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*/
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public function value($field, $default = null, $force = false)
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{
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$result = false;
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if (empty($this->options['fetch_sql']) && !empty($this->options['cache'])) {
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// 判断查询缓存
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$cache = $this->options['cache'];
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if (empty($this->options['table'])) {
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$this->options['table'] = $this->getTable();
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}
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$key = is_string($cache['key']) ? $cache['key'] : md5($this->connection->getConfig('database') . '.' . $field . serialize($this->options) . serialize($this->bind));
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$result = Cache::get($key);
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}
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if (false === $result) {
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if (isset($this->options['field'])) {
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unset($this->options['field']);
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}
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$pdo = $this->field($field)->limit(1)->getPdo();
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if (is_string($pdo)) {
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// 返回SQL语句
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return $pdo;
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}
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$result = $pdo->fetchColumn();
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if ($force) {
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$result = (float) $result;
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}
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if (isset($cache) && false !== $result) {
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// 缓存数据
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$this->cacheData($key, $result, $cache);
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}
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} else {
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// 清空查询条件
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$this->options = [];
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}
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return false !== $result ? $result : $default;
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}
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|
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/**
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* 得到某个列的数组
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* @access public
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* @param string $field 字段名 多个字段用逗号分隔
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* @param string $key 索引
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* @return array
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*/
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public function column($field, $key = '')
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{
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$result = false;
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if (empty($this->options['fetch_sql']) && !empty($this->options['cache'])) {
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// 判断查询缓存
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$cache = $this->options['cache'];
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if (empty($this->options['table'])) {
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$this->options['table'] = $this->getTable();
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}
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$guid = is_string($cache['key']) ? $cache['key'] : md5($this->connection->getConfig('database') . '.' . $field . serialize($this->options) . serialize($this->bind));
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$result = Cache::get($guid);
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}
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if (false === $result) {
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$result = [];
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if (isset($this->options['field'])) {
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unset($this->options['field']);
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}
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if (is_null($field)) {
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$field = '*';
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} elseif ($key && '*' != $field) {
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$field = $key . ',' . $field;
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}
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$pdo = $this->field($field)->getPdo();
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if (is_string($pdo)) {
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// 返回SQL语句
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return $pdo;
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}
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if (1 == $pdo->columnCount()) {
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$result = $pdo->fetchAll(PDO::FETCH_COLUMN);
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} else {
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$resultSet = $pdo->fetchAll(PDO::FETCH_ASSOC);
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if ($resultSet) {
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$fields = array_keys($resultSet[0]);
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$count = count($fields);
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$key1 = array_shift($fields);
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$key2 = $fields ? array_shift($fields) : '';
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$key = $key ?: $key1;
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if (strpos($key, '.')) {
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list($alias, $key) = explode('.', $key);
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}
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foreach ($resultSet as $val) {
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if ($count > 2) {
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$result[$val[$key]] = $val;
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} elseif (2 == $count) {
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$result[$val[$key]] = $val[$key2];
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} elseif (1 == $count) {
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$result[$val[$key]] = $val[$key1];
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}
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}
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} else {
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$result = [];
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}
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}
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if (isset($cache) && isset($guid)) {
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// 缓存数据
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$this->cacheData($guid, $result, $cache);
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}
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} else {
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// 清空查询条件
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$this->options = [];
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}
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return $result;
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}
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|
|
/**
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* COUNT查询
|
|
* @access public
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|
* @param string $field 字段名
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* @return integer|string
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|
*/
|
|
public function count($field = '*')
|
|
{
|
|
if (isset($this->options['group'])) {
|
|
if (!preg_match('/^[\w\.\*]+$/', $field)) {
|
|
throw new Exception('not support data:' . $field);
|
|
}
|
|
// 支持GROUP
|
|
$options = $this->getOptions();
|
|
$subSql = $this->options($options)->field('count(' . $field . ')')->bind($this->bind)->buildSql();
|
|
|
|
$count = $this->table([$subSql => '_group_count_'])->value('COUNT(*) AS tp_count', 0, true);
|
|
} else {
|
|
$count = $this->aggregate('COUNT', $field, true);
|
|
}
|
|
|
|
return is_string($count) ? $count : (int) $count;
|
|
|
|
}
|
|
|
|
/**
|
|
* 聚合查询
|
|
* @access public
|
|
* @param string $aggregate 聚合方法
|
|
* @param string $field 字段名
|
|
* @param bool $force 强制转为数字类型
|
|
* @return mixed
|
|
*/
|
|
public function aggregate($aggregate, $field, $force = false)
|
|
{
|
|
if (0 === stripos($field, 'DISTINCT ')) {
|
|
list($distinct, $field) = explode(' ', $field);
|
|
}
|
|
|
|
if (!preg_match('/^[\w\.\+\-\*]+$/', $field)) {
|
|
throw new Exception('not support data:' . $field);
|
|
}
|
|
|
|
$result = $this->value($aggregate . '(' . (!empty($distinct) ? 'DISTINCT ' : '') . $field . ') AS tp_' . strtolower($aggregate), 0, $force);
|
|
|
|
return $result;
|
|
}
|
|
|
|
/**
|
|
* SUM查询
|
|
* @access public
|
|
* @param string $field 字段名
|
|
* @return float|int
|
|
*/
|
|
public function sum($field)
|
|
{
|
|
return $this->aggregate('SUM', $field, true);
|
|
}
|
|
|
|
/**
|
|
* MIN查询
|
|
* @access public
|
|
* @param string $field 字段名
|
|
* @param bool $force 强制转为数字类型
|
|
* @return mixed
|
|
*/
|
|
public function min($field, $force = true)
|
|
{
|
|
return $this->aggregate('MIN', $field, $force);
|
|
}
|
|
|
|
/**
|
|
* MAX查询
|
|
* @access public
|
|
* @param string $field 字段名
|
|
* @param bool $force 强制转为数字类型
|
|
* @return mixed
|
|
*/
|
|
public function max($field, $force = true)
|
|
{
|
|
return $this->aggregate('MAX', $field, $force);
|
|
}
|
|
|
|
/**
|
|
* AVG查询
|
|
* @access public
|
|
* @param string $field 字段名
|
|
* @return float|int
|
|
*/
|
|
public function avg($field)
|
|
{
|
|
return $this->aggregate('AVG', $field, true);
|
|
}
|
|
|
|
/**
|
|
* 设置记录的某个字段值
|
|
* 支持使用数据库字段和方法
|
|
* @access public
|
|
* @param string|array $field 字段名
|
|
* @param mixed $value 字段值
|
|
* @return integer
|
|
*/
|
|
public function setField($field, $value = '')
|
|
{
|
|
if (is_array($field)) {
|
|
$data = $field;
|
|
} else {
|
|
$data[$field] = $value;
|
|
}
|
|
return $this->update($data);
|
|
}
|
|
|
|
/**
|
|
* 字段值(延迟)增长
|
|
* @access public
|
|
* @param string $field 字段名
|
|
* @param integer $step 增长值
|
|
* @param integer $lazyTime 延时时间(s)
|
|
* @return integer|true
|
|
* @throws Exception
|
|
*/
|
|
public function setInc($field, $step = 1, $lazyTime = 0)
|
|
{
|
|
$condition = !empty($this->options['where']) ? $this->options['where'] : [];
|
|
if (empty($condition)) {
|
|
// 没有条件不做任何更新
|
|
throw new Exception('no data to update');
|
|
}
|
|
if ($lazyTime > 0) {
|
|
// 延迟写入
|
|
$guid = md5($this->getTable() . '_' . $field . '_' . serialize($condition) . serialize($this->bind));
|
|
$step = $this->lazyWrite('inc', $guid, $step, $lazyTime);
|
|
if (false === $step) {
|
|
// 清空查询条件
|
|
$this->options = [];
|
|
return true;
|
|
}
|
|
}
|
|
return $this->setField($field, ['inc', $step]);
|
|
}
|
|
|
|
/**
|
|
* 字段值（延迟）减少
|
|
* @access public
|
|
* @param string $field 字段名
|
|
* @param integer $step 减少值
|
|
* @param integer $lazyTime 延时时间(s)
|
|
* @return integer|true
|
|
* @throws Exception
|
|
*/
|
|
public function setDec($field, $step = 1, $lazyTime = 0)
|
|
{
|
|
$condition = !empty($this->options['where']) ? $this->options['where'] : [];
|
|
if (empty($condition)) {
|
|
// 没有条件不做任何更新
|
|
throw new Exception('no data to update');
|
|
}
|
|
if ($lazyTime > 0) {
|
|
// 延迟写入
|
|
$guid = md5($this->getTable() . '_' . $field . '_' . serialize($condition) . serialize($this->bind));
|
|
$step = $this->lazyWrite('dec', $guid, $step, $lazyTime);
|
|
if (false === $step) {
|
|
// 清空查询条件
|
|
$this->options = [];
|
|
return true;
|
|
}
|
|
return $this->setField($field, ['inc', $step]);
|
|
}
|
|
return $this->setField($field, ['dec', $step]);
|
|
}
|
|
|
|
/**
|
|
* 延时更新检查 返回false表示需要延时
|
|
* 否则返回实际写入的数值
|
|
* @access protected
|
|
* @param string $type 自增或者自减
|
|
* @param string $guid 写入标识
|
|
* @param integer $step 写入步进值
|
|
* @param integer $lazyTime 延时时间(s)
|
|
* @return false|integer
|
|
*/
|
|
protected function lazyWrite($type, $guid, $step, $lazyTime)
|
|
{
|
|
if (!Cache::has($guid . '_time')) {
|
|
// 计时开始
|
|
Cache::set($guid . '_time', $_SERVER['REQUEST_TIME'], 0);
|
|
Cache::$type($guid, $step);
|
|
} elseif ($_SERVER['REQUEST_TIME'] > Cache::get($guid . '_time') + $lazyTime) {
|
|
// 删除缓存
|
|
$value = Cache::$type($guid, $step);
|
|
Cache::rm($guid);
|
|
Cache::rm($guid . '_time');
|
|
return 0 === $value ? false : $value;
|
|
} else {
|
|
// 更新缓存
|
|
Cache::$type($guid, $step);
|
|
}
|
|
return false;
|
|
}
|
|
|
|
/**
|
|
* 查询SQL组装 join
|
|
* @access public
|
|
* @param mixed $join 关联的表名
|
|
* @param mixed $condition 条件
|
|
* @param string $type JOIN类型
|
|
* @return $this
|
|
*/
|
|
public function join($join, $condition = null, $type = 'INNER')
|
|
{
|
|
if (empty($condition)) {
|
|
// 如果为组数，则循环调用join
|
|
foreach ($join as $key => $value) {
|
|
if (is_array($value) && 2 <= count($value)) {
|
|
$this->join($value[0], $value[1], isset($value[2]) ? $value[2] : $type);
|
|
}
|
|
}
|
|
} else {
|
|
$table = $this->getJoinTable($join);
|
|
|
|
$this->options['join'][] = [$table, strtoupper($type), $condition];
|
|
}
|
|
return $this;
|
|
}
|
|
|
|
/**
|
|
* 获取Join表名及别名 支持
|
|
* ['prefix_table或者子查询'=>'alias'] 'prefix_table alias' 'table alias'
|
|
* @access public
|
|
* @param array|string $join
|
|
* @return array|string
|
|
*/
|
|
protected function getJoinTable($join, &$alias = null)
|
|
{
|
|
// 传入的表名为数组
|
|
if (is_array($join)) {
|
|
$table = $join;
|
|
$alias = array_shift($join);
|
|
} else {
|
|
$join = trim($join);
|
|
if (false !== strpos($join, '(')) {
|
|
// 使用子查询
|
|
$table = $join;
|
|
} else {
|
|
$prefix = $this->prefix;
|
|
if (strpos($join, ' ')) {
|
|
// 使用别名
|
|
list($table, $alias) = explode(' ', $join);
|
|
} else {
|
|
$table = $join;
|
|
if (false === strpos($join, '.') && 0 !== strpos($join, '__')) {
|
|
$alias = $join;
|
|
}
|
|
}
|
|
if ($prefix && false === strpos($table, '.') && 0 !== strpos($table, $prefix) && 0 !== strpos($table, '__')) {
|
|
$table = $this->getTable($table);
|
|
}
|
|
}
|
|
if (isset($alias) && $table != $alias) {
|
|
$table = [$table => $alias];
|
|
}
|
|
}
|
|
return $table;
|
|
}
|
|
|
|
/**
|
|
* 查询SQL组装 union
|
|
* @access public
|
|
* @param mixed $union
|
|
* @param boolean $all
|
|
* @return $this
|
|
*/
|
|
public function union($union, $all = false)
|
|
{
|
|
$this->options['union']['type'] = $all ? 'UNION ALL' : 'UNION';
|
|
|
|
if (is_array($union)) {
|
|
$this->options['union'] = array_merge($this->options['union'], $union);
|
|
} else {
|
|
$this->options['union'][] = $union;
|
|
}
|
|
return $this;
|
|
}
|
|
|
|
/**
|
|
* 指定查询字段 支持字段排除和指定数据表
|
|
* @access public
|
|
* @param mixed $field
|
|
* @param boolean $except 是否排除
|
|
* @param string $tableName 数据表名
|
|
* @param string $prefix 字段前缀
|
|
* @param string $alias 别名前缀
|
|
* @return $this
|
|
*/
|
|
public function field($field, $except = false, $tableName = '', $prefix = '', $alias = '')
|
|
{
|
|
if (empty($field)) {
|
|
return $this;
|
|
} elseif ($field instanceof Expression) {
|
|
$this->options['field'][] = $field;
|
|
return $this;
|
|
}
|
|
|
|
if (is_string($field)) {
|
|
if (preg_match('/[\<\'\"\(]/', $field)) {
|
|
return $this->fieldRaw($field);
|
|
}
|
|
$field = array_map('trim', explode(',', $field));
|
|
}
|
|
if (true === $field) {
|
|
// 获取全部字段
|
|
$fields = $this->getTableInfo($tableName ?: (isset($this->options['table']) ? $this->options['table'] : ''), 'fields');
|
|
$field = $fields ?: ['*'];
|
|
} elseif ($except) {
|
|
// 字段排除
|
|
$fields = $this->getTableInfo($tableName ?: (isset($this->options['table']) ? $this->options['table'] : ''), 'fields');
|
|
$field = $fields ? array_diff($fields, $field) : $field;
|
|
}
|
|
if ($tableName) {
|
|
// 添加统一的前缀
|
|
$prefix = $prefix ?: $tableName;
|
|
foreach ($field as $key => $val) {
|
|
if (is_numeric($key)) {
|
|
$val = $prefix . '.' . $val . ($alias ? ' AS ' . $alias . $val : '');
|
|
}
|
|
$field[$key] = $val;
|
|
}
|
|
}
|
|
|
|
if (isset($this->options['field'])) {
|
|
$field = array_merge((array) $this->options['field'], $field);
|
|
}
|
|
$this->options['field'] = array_unique($field);
|
|
return $this;
|
|
}
|
|
|
|
/**
|
|
* 表达式方式指定查询字段
|
|
* @access public
|
|
* @param string $field 字段名
|
|
* @param array $bind 参数绑定
|
|
* @return $this
|
|
*/
|
|
public function fieldRaw($field, array $bind = [])
|
|
{
|
|
$this->options['field'][] = $this->raw($field);
|
|
|
|
if ($bind) {
|
|
$this->bind($bind);
|
|
}
|
|
|
|
return $this;
|
|
}
|
|
|
|
/**
|
|
* 设置数据
|
|
* @access public
|
|
* @param mixed $field 字段名或者数据
|
|
* @param mixed $value 字段值
|
|
* @return $this
|
|
*/
|
|
public function data($field, $value = null)
|
|
{
|
|
if (is_array($field)) {
|
|
$this->options['data'] = isset($this->options['data']) ? array_merge($this->options['data'], $field) : $field;
|
|
} else {
|
|
$this->options['data'][$field] = $value;
|
|
}
|
|
return $this;
|
|
}
|
|
|
|
/**
|
|
* 字段值增长
|
|
* @access public
|
|
* @param string|array $field 字段名
|
|
* @param integer $step 增长值
|
|
* @return $this
|
|
*/
|
|
public function inc($field, $step = 1)
|
|
{
|
|
$fields = is_string($field) ? explode(',', $field) : $field;
|
|
foreach ($fields as $field) {
|
|
$this->data($field, ['inc', $step]);
|
|
}
|
|
return $this;
|
|
}
|
|
|
|
/**
|
|
* 字段值减少
|
|
* @access public
|
|
* @param string|array $field 字段名
|
|
* @param integer $step 增长值
|
|
* @return $this
|
|
*/
|
|
public function dec($field, $step = 1)
|
|
{
|
|
$fields = is_string($field) ? explode(',', $field) : $field;
|
|
foreach ($fields as $field) {
|
|
$this->data($field, ['dec', $step]);
|
|
}
|
|
return $this;
|
|
}
|
|
|
|
/**
|
|
* 使用表达式设置数据
|
|
* @access public
|
|
* @param string $field 字段名
|
|
* @param string $value 字段值
|
|
* @return $this
|
|
*/
|
|
public function exp($field, $value)
|
|
{
|
|
$this->data($field, $this->raw($value));
|
|
return $this;
|
|
}
|
|
|
|
/**
|
|
* 使用表达式设置数据
|
|
* @access public
|
|
* @param mixed $value 表达式
|
|
* @return Expression
|
|
*/
|
|
public function raw($value)
|
|
{
|
|
return new Expression($value);
|
|
}
|
|
|
|
/**
|
|
* 指定JOIN查询字段
|
|
* @access public
|
|
* @param string|array $table 数据表
|
|
* @param string|array $field 查询字段
|
|
* @param mixed $on JOIN条件
|
|
* @param string $type JOIN类型
|
|
* @return $this
|
|
*/
|
|
public function view($join, $field = true, $on = null, $type = 'INNER')
|
|
{
|
|
$this->options['view'] = true;
|
|
if (is_array($join) && key($join) === 0) {
|
|
foreach ($join as $key => $val) {
|
|
$this->view($val[0], $val[1], isset($val[2]) ? $val[2] : null, isset($val[3]) ? $val[3] : 'INNER');
|
|
}
|
|
} else {
|
|
$fields = [];
|
|
$table = $this->getJoinTable($join, $alias);
|
|
|
|
if (true === $field) {
|
|
$fields = $alias . '.*';
|
|
} else {
|
|
if (is_string($field)) {
|
|
$field = explode(',', $field);
|
|
}
|
|
foreach ($field as $key => $val) {
|
|
if (is_numeric($key)) {
|
|
$fields[] = $alias . '.' . $val;
|
|
$this->options['map'][$val] = $alias . '.' . $val;
|
|
} else {
|
|
if (preg_match('/[,=\.\'\"\(\s]/', $key)) {
|
|
$name = $key;
|
|
} else {
|
|
$name = $alias . '.' . $key;
|
|
}
|
|
$fields[$name] = $val;
|
|
$this->options['map'][$val] = $name;
|
|
}
|
|
}
|
|
}
|
|
$this->field($fields);
|
|
if ($on) {
|
|
$this->join($table, $on, $type);
|
|
} else {
|
|
$this->table($table);
|
|
}
|
|
}
|
|
return $this;
|
|
}
|
|
|
|
/**
|
|
* 设置分表规则
|
|
* @access public
|
|
* @param array $data 操作的数据
|
|
* @param string $field 分表依据的字段
|
|
* @param array $rule 分表规则
|
|
* @return $this
|
|
*/
|
|
public function partition($data, $field, $rule = [])
|
|
{
|
|
$this->options['table'] = $this->getPartitionTableName($data, $field, $rule);
|
|
return $this;
|
|
}
|
|
|
|
/**
|
|
* 指定AND查询条件
|
|
* @access public
|
|
* @param mixed $field 查询字段
|
|
* @param mixed $op 查询表达式
|
|
* @param mixed $condition 查询条件
|
|
* @return $this
|
|
*/
|
|
public function where($field, $op = null, $condition = null)
|
|
{
|
|
$param = func_get_args();
|
|
array_shift($param);
|
|
$this->parseWhereExp('AND', $field, $op, $condition, $param);
|
|
return $this;
|
|
}
|
|
|
|
/**
|
|
* 指定OR查询条件
|
|
* @access public
|
|
* @param mixed $field 查询字段
|
|
* @param mixed $op 查询表达式
|
|
* @param mixed $condition 查询条件
|
|
* @return $this
|
|
*/
|
|
public function whereOr($field, $op = null, $condition = null)
|
|
{
|
|
$param = func_get_args();
|
|
array_shift($param);
|
|
$this->parseWhereExp('OR', $field, $op, $condition, $param);
|
|
return $this;
|
|
}
|
|
|
|
/**
|
|
* 指定XOR查询条件
|
|
* @access public
|
|
* @param mixed $field 查询字段
|
|
* @param mixed $op 查询表达式
|
|
* @param mixed $condition 查询条件
|
|
* @return $this
|
|
*/
|
|
public function whereXor($field, $op = null, $condition = null)
|
|
{
|
|
$param = func_get_args();
|
|
array_shift($param);
|
|
$this->parseWhereExp('XOR', $field, $op, $condition, $param);
|
|
return $this;
|
|
}
|
|
|
|
/**
|
|
* 指定表达式查询条件
|
|
* @access public
|
|
* @param string $where 查询条件
|
|
* @param array $bind 参数绑定
|
|
* @param string $logic 查询逻辑 and or xor
|
|
* @return $this
|
|
*/
|
|
public function whereRaw($where, $bind = [], $logic = 'AND')
|
|
{
|
|
$this->options['where'][$logic][] = $this->raw($where);
|
|
|
|
if ($bind) {
|
|
$this->bind($bind);
|
|
}
|
|
|
|
return $this;
|
|
}
|
|
|
|
/**
|
|
* 指定表达式查询条件 OR
|
|
* @access public
|
|
* @param string $where 查询条件
|
|
* @param array $bind 参数绑定
|
|
* @return $this
|
|
*/
|
|
public function whereOrRaw($where, $bind = [])
|
|
{
|
|
return $this->whereRaw($where, $bind, 'OR');
|
|
}
|
|
|
|
/**
|
|
* 指定Null查询条件
|
|
* @access public
|
|
* @param mixed $field 查询字段
|
|
* @param string $logic 查询逻辑 and or xor
|
|
* @return $this
|
|
*/
|
|
public function whereNull($field, $logic = 'AND')
|
|
{
|
|
$this->parseWhereExp($logic, $field, 'null', null, [], true);
|
|
return $this;
|
|
}
|
|
|
|
/**
|
|
* 指定NotNull查询条件
|
|
* @access public
|
|
* @param mixed $field 查询字段
|
|
* @param string $logic 查询逻辑 and or xor
|
|
* @return $this
|
|
*/
|
|
public function whereNotNull($field, $logic = 'AND')
|
|
{
|
|
$this->parseWhereExp($logic, $field, 'notnull', null, [], true);
|
|
return $this;
|
|
}
|
|
|
|
/**
|
|
* 指定Exists查询条件
|
|
* @access public
|
|
* @param mixed $condition 查询条件
|
|
* @param string $logic 查询逻辑 and or xor
|
|
* @return $this
|
|
*/
|
|
public function whereExists($condition, $logic = 'AND')
|
|
{
|
|
$this->options['where'][strtoupper($logic)][] = ['exists', $condition];
|
|
return $this;
|
|
}
|
|
|
|
/**
|
|
* 指定NotExists查询条件
|
|
* @access public
|
|
* @param mixed $condition 查询条件
|
|
* @param string $logic 查询逻辑 and or xor
|
|
* @return $this
|
|
*/
|
|
public function whereNotExists($condition, $logic = 'AND')
|
|
{
|
|
$this->options['where'][strtoupper($logic)][] = ['not exists', $condition];
|
|
return $this;
|
|
}
|
|
|
|
/**
|
|
* 指定In查询条件
|
|
* @access public
|
|
* @param mixed $field 查询字段
|
|
* @param mixed $condition 查询条件
|
|
* @param string $logic 查询逻辑 and or xor
|
|
* @return $this
|
|
*/
|
|
public function whereIn($field, $condition, $logic = 'AND')
|
|
{
|
|
$this->parseWhereExp($logic, $field, 'in', $condition, [], true);
|
|
return $this;
|
|
}
|
|
|
|
/**
|
|
* 指定NotIn查询条件
|
|
* @access public
|
|
* @param mixed $field 查询字段
|
|
* @param mixed $condition 查询条件
|
|
* @param string $logic 查询逻辑 and or xor
|
|
* @return $this
|
|
*/
|
|
public function whereNotIn($field, $condition, $logic = 'AND')
|
|
{
|
|
$this->parseWhereExp($logic, $field, 'not in', $condition, [], true);
|
|
return $this;
|
|
}
|
|
|
|
/**
|
|
* 指定Like查询条件
|
|
* @access public
|
|
* @param mixed $field 查询字段
|
|
* @param mixed $condition 查询条件
|
|
* @param string $logic 查询逻辑 and or xor
|
|
* @return $this
|
|
*/
|
|
public function whereLike($field, $condition, $logic = 'AND')
|
|
{
|
|
$this->parseWhereExp($logic, $field, 'like', $condition, [], true);
|
|
return $this;
|
|
}
|
|
|
|
/**
|
|
* 指定NotLike查询条件
|
|
* @access public
|
|
* @param mixed $field 查询字段
|
|
* @param mixed $condition 查询条件
|
|
* @param string $logic 查询逻辑 and or xor
|
|
* @return $this
|
|
*/
|
|
public function whereNotLike($field, $condition, $logic = 'AND')
|
|
{
|
|
$this->parseWhereExp($logic, $field, 'not like', $condition, [], true);
|
|
return $this;
|
|
}
|
|
|
|
/**
|
|
* 指定Between查询条件
|
|
* @access public
|
|
* @param mixed $field 查询字段
|
|
* @param mixed $condition 查询条件
|
|
* @param string $logic 查询逻辑 and or xor
|
|
* @return $this
|
|
*/
|
|
public function whereBetween($field, $condition, $logic = 'AND')
|
|
{
|
|
$this->parseWhereExp($logic, $field, 'between', $condition, [], true);
|
|
return $this;
|
|
}
|
|
|
|
/**
|
|
* 指定NotBetween查询条件
|
|
* @access public
|
|
* @param mixed $field 查询字段
|
|
* @param mixed $condition 查询条件
|
|
* @param string $logic 查询逻辑 and or xor
|
|
* @return $this
|
|
*/
|
|
public function whereNotBetween($field, $condition, $logic = 'AND')
|
|
{
|
|
$this->parseWhereExp($logic, $field, 'not between', $condition, [], true);
|
|
return $this;
|
|
}
|
|
|
|
/**
|
|
* 指定Exp查询条件
|
|
* @access public
|
|
* @param mixed $field 查询字段
|
|
* @param mixed $condition 查询条件
|
|
* @param string $logic 查询逻辑 and or xor
|
|
* @return $this
|
|
*/
|
|
public function whereExp($field, $condition, $logic = 'AND')
|
|
{
|
|
$this->parseWhereExp($logic, $field, 'exp', $this->raw($condition), [], true);
|
|
return $this;
|
|
}
|
|
|
|
/**
|
|
* 设置软删除字段及条件
|
|
* @access public
|
|
* @param false|string $field 查询字段
|
|
* @param mixed $condition 查询条件
|
|
* @return $this
|
|
*/
|
|
public function useSoftDelete($field, $condition = null)
|
|
{
|
|
if ($field) {
|
|
$this->options['soft_delete'] = [$field, $condition ?: ['null', '']];
|
|
}
|
|
return $this;
|
|
}
|
|
|
|
/**
|
|
* 分析查询表达式
|
|
* @access public
|
|
* @param string $logic 查询逻辑 and or xor
|
|
* @param string|array|\Closure $field 查询字段
|
|
* @param mixed $op 查询表达式
|
|
* @param mixed $condition 查询条件
|
|
* @param array $param 查询参数
|
|
* @param bool $strict 严格模式
|
|
* @return void
|
|
*/
|
|
protected function parseWhereExp($logic, $field, $op, $condition, $param = [], $strict = false)
|
|
{
|
|
$logic = strtoupper($logic);
|
|
if ($field instanceof \Closure) {
|
|
$this->options['where'][$logic][] = is_string($op) ? [$op, $field] : $field;
|
|
return;
|
|
}
|
|
|
|
if (is_string($field) && !empty($this->options['via']) && !strpos($field, '.')) {
|
|
$field = $this->options['via'] . '.' . $field;
|
|
}
|
|
|
|
if ($field instanceof Expression) {
|
|
return $this->whereRaw($field, is_array($op) ? $op : []);
|
|
} elseif ($strict) {
|
|
// 使用严格模式查询
|
|
$where[$field] = [$op, $condition];
|
|
|
|
// 记录一个字段多次查询条件
|
|
$this->options['multi'][$logic][$field][] = $where[$field];
|
|
} elseif (is_string($field) && preg_match('/[,=\>\<\'\"\(\s]/', $field)) {
|
|
$where[] = ['exp', $this->raw($field)];
|
|
if (is_array($op)) {
|
|
// 参数绑定
|
|
$this->bind($op);
|
|
}
|
|
} elseif (is_null($op) && is_null($condition)) {
|
|
if (is_array($field)) {
|
|
// 数组批量查询
|
|
$where = $field;
|
|
foreach ($where as $k => $val) {
|
|
$this->options['multi'][$logic][$k][] = $val;
|
|
}
|
|
} elseif ($field && is_string($field)) {
|
|
// 字符串查询
|
|
$where[$field] = ['null', ''];
|
|
$this->options['multi'][$logic][$field][] = $where[$field];
|
|
}
|
|
} elseif (is_array($op)) {
|
|
$where[$field] = $param;
|
|
} elseif (in_array(strtolower($op), ['null', 'notnull', 'not null'])) {
|
|
// null查询
|
|
$where[$field] = [$op, ''];
|
|
|
|
$this->options['multi'][$logic][$field][] = $where[$field];
|
|
} elseif (is_null($condition)) {
|
|
// 字段相等查询
|
|
$where[$field] = ['eq', $op];
|
|
|
|
$this->options['multi'][$logic][$field][] = $where[$field];
|
|
} else {
|
|
if ('exp' == strtolower($op)) {
|
|
$where[$field] = ['exp', $this->raw($condition)];
|
|
// 参数绑定
|
|
if (isset($param[2]) && is_array($param[2])) {
|
|
$this->bind($param[2]);
|
|
}
|
|
} else {
|
|
$where[$field] = [$op, $condition];
|
|
}
|
|
// 记录一个字段多次查询条件
|
|
$this->options['multi'][$logic][$field][] = $where[$field];
|
|
}
|
|
|
|
if (!empty($where)) {
|
|
if (!isset($this->options['where'][$logic])) {
|
|
$this->options['where'][$logic] = [];
|
|
}
|
|
if (is_string($field) && $this->checkMultiField($field, $logic)) {
|
|
$where[$field] = $this->options['multi'][$logic][$field];
|
|
} elseif (is_array($field)) {
|
|
foreach ($field as $key => $val) {
|
|
if ($this->checkMultiField($key, $logic)) {
|
|
$where[$key] = $this->options['multi'][$logic][$key];
|
|
}
|
|
}
|
|
}
|
|
$this->options['where'][$logic] = array_merge($this->options['where'][$logic], $where);
|
|
}
|
|
}
|
|
|
|
/**
|
|
* 检查是否存在一个字段多次查询条件
|
|
* @access public
|
|
* @param string $field 查询字段
|
|
* @param string $logic 查询逻辑 and or xor
|
|
* @return bool
|
|
*/
|
|
private function checkMultiField($field, $logic)
|
|
{
|
|
return isset($this->options['multi'][$logic][$field]) && count($this->options['multi'][$logic][$field]) > 1;
|
|
}
|
|
|
|
/**
|
|
* 去除某个查询条件
|
|
* @access public
|
|
* @param string $field 查询字段
|
|
* @param string $logic 查询逻辑 and or xor
|
|
* @return $this
|
|
*/
|
|
public function removeWhereField($field, $logic = 'AND')
|
|
{
|
|
$logic = strtoupper($logic);
|
|
if (isset($this->options['where'][$logic][$field])) {
|
|
unset($this->options['where'][$logic][$field]);
|
|
unset($this->options['multi'][$logic][$field]);
|
|
}
|
|
return $this;
|
|
}
|
|
|
|
/**
|
|
* 去除查询参数
|
|
* @access public
|
|
* @param string|bool $option 参数名 true 表示去除所有参数
|
|
* @return $this
|
|
*/
|
|
public function removeOption($option = true)
|
|
{
|
|
if (true === $option) {
|
|
$this->options = [];
|
|
} elseif (is_string($option) && isset($this->options[$option])) {
|
|
unset($this->options[$option]);
|
|
}
|
|
return $this;
|
|
}
|
|
|
|
/**
|
|
* 指定查询数量
|
|
* @access public
|
|
* @param mixed $offset 起始位置
|
|
* @param mixed $length 查询数量
|
|
* @return $this
|
|
*/
|
|
public function limit($offset, $length = null)
|
|
{
|
|
if (is_null($length) && strpos($offset, ',')) {
|
|
list($offset, $length) = explode(',', $offset);
|
|
}
|
|
$this->options['limit'] = intval($offset) . ($length ? ',' . intval($length) : '');
|
|
return $this;
|
|
}
|
|
|
|
/**
|
|
* 指定分页
|
|
* @access public
|
|
* @param mixed $page 页数
|
|
* @param mixed $listRows 每页数量
|
|
* @return $this
|
|
*/
|
|
public function page($page, $listRows = null)
|
|
{
|
|
if (is_null($listRows) && strpos($page, ',')) {
|
|
list($page, $listRows) = explode(',', $page);
|
|
}
|
|
$this->options['page'] = [intval($page), intval($listRows)];
|
|
return $this;
|
|
}
|
|
|
|
/**
|
|
* 分页查询
|
|
* @param int|array $listRows 每页数量 数组表示配置参数
|
|
* @param int|bool $simple 是否简洁模式或者总记录数
|
|
* @param array $config 配置参数
|
|
* page:当前页,
|
|
* path:url路径,
|
|
* query:url额外参数,
|
|
* fragment:url锚点,
|
|
* var_page:分页变量,
|
|
* list_rows:每页数量
|
|
* type:分页类名
|
|
* @return \think\Paginator
|
|
* @throws DbException
|
|
*/
|
|
public function paginate($listRows = null, $simple = false, $config = [])
|
|
{
|
|
if (is_int($simple)) {
|
|
$total = $simple;
|
|
$simple = false;
|
|
}
|
|
if (is_array($listRows)) {
|
|
$config = array_merge(Config::get('paginate'), $listRows);
|
|
$listRows = $config['list_rows'];
|
|
} else {
|
|
$config = array_merge(Config::get('paginate'), $config);
|
|
$listRows = $listRows ?: $config['list_rows'];
|
|
}
|
|
|
|
/** @var Paginator $class */
|
|
$class = false !== strpos($config['type'], '\\') ? $config['type'] : '\\think\\paginator\\driver\\' . ucwords($config['type']);
|
|
$page = isset($config['page']) ? (int) $config['page'] : call_user_func([
|
|
$class,
|
|
'getCurrentPage',
|
|
], $config['var_page']);
|
|
|
|
$page = $page < 1 ? 1 : $page;
|
|
|
|
$config['path'] = isset($config['path']) ? $config['path'] : call_user_func([$class, 'getCurrentPath']);
|
|
|
|
if (!isset($total) && !$simple) {
|
|
$options = $this->getOptions();
|
|
|
|
unset($this->options['order'], $this->options['limit'], $this->options['page'], $this->options['field']);
|
|
|
|
$bind = $this->bind;
|
|
$total = $this->count();
|
|
$results = $this->options($options)->bind($bind)->page($page, $listRows)->select();
|
|
} elseif ($simple) {
|
|
$results = $this->limit(($page - 1) * $listRows, $listRows + 1)->select();
|
|
$total = null;
|
|
} else {
|
|
$results = $this->page($page, $listRows)->select();
|
|
}
|
|
return $class::make($results, $listRows, $page, $total, $simple, $config);
|
|
}
|
|
|
|
/**
|
|
* 指定当前操作的数据表
|
|
* @access public
|
|
* @param mixed $table 表名
|
|
* @return $this
|
|
*/
|
|
public function table($table)
|
|
{
|
|
if (is_string($table)) {
|
|
if (strpos($table, ')')) {
|
|
// 子查询
|
|
} elseif (strpos($table, ',')) {
|
|
$tables = explode(',', $table);
|
|
$table = [];
|
|
foreach ($tables as $item) {
|
|
list($item, $alias) = explode(' ', trim($item));
|
|
if ($alias) {
|
|
$this->alias([$item => $alias]);
|
|
$table[$item] = $alias;
|
|
} else {
|
|
$table[] = $item;
|
|
}
|
|
}
|
|
} elseif (strpos($table, ' ')) {
|
|
list($table, $alias) = explode(' ', $table);
|
|
|
|
$table = [$table => $alias];
|
|
$this->alias($table);
|
|
}
|
|
} else {
|
|
$tables = $table;
|
|
$table = [];
|
|
foreach ($tables as $key => $val) {
|
|
if (is_numeric($key)) {
|
|
$table[] = $val;
|
|
} else {
|
|
$this->alias([$key => $val]);
|
|
$table[$key] = $val;
|
|
}
|
|
}
|
|
}
|
|
$this->options['table'] = $table;
|
|
return $this;
|
|
}
|
|
|
|
/**
|
|
* USING支持 用于多表删除
|
|
* @access public
|
|
* @param mixed $using
|
|
* @return $this
|
|
*/
|
|
public function using($using)
|
|
{
|
|
$this->options['using'] = $using;
|
|
return $this;
|
|
}
|
|
|
|
/**
|
|
* 指定排序 order('id','desc') 或者 order(['id'=>'desc','create_time'=>'desc'])
|
|
* @access public
|
|
* @param string|array $field 排序字段
|
|
* @param string $order 排序
|
|
* @return $this
|
|
*/
|
|
public function order($field, $order = null)
|
|
{
|
|
if (empty($field)) {
|
|
return $this;
|
|
} elseif ($field instanceof Expression) {
|
|
$this->options['order'][] = $field;
|
|
return $this;
|
|
}
|
|
|
|
if (is_string($field)) {
|
|
if (!empty($this->options['via'])) {
|
|
$field = $this->options['via'] . '.' . $field;
|
|
}
|
|
if (strpos($field, ',')) {
|
|
$field = array_map('trim', explode(',', $field));
|
|
} else {
|
|
$field = empty($order) ? $field : [$field => $order];
|
|
}
|
|
} elseif (!empty($this->options['via'])) {
|
|
foreach ($field as $key => $val) {
|
|
if (is_numeric($key)) {
|
|
$field[$key] = $this->options['via'] . '.' . $val;
|
|
} else {
|
|
$field[$this->options['via'] . '.' . $key] = $val;
|
|
unset($field[$key]);
|
|
}
|
|
}
|
|
}
|
|
if (!isset($this->options['order'])) {
|
|
$this->options['order'] = [];
|
|
}
|
|
if (is_array($field)) {
|
|
$this->options['order'] = array_merge($this->options['order'], $field);
|
|
} else {
|
|
$this->options['order'][] = $field;
|
|
}
|
|
|
|
return $this;
|
|
}
|
|
|
|
/**
|
|
* 表达式方式指定Field排序
|
|
* @access public
|
|
* @param string $field 排序字段
|
|
* @param array $bind 参数绑定
|
|
* @return $this
|
|
*/
|
|
public function orderRaw($field, array $bind = [])
|
|
{
|
|
$this->options['order'][] = $this->raw($field);
|
|
|
|
if ($bind) {
|
|
$this->bind($bind);
|
|
}
|
|
|
|
return $this;
|
|
}
|
|
|
|
/**
|
|
* 查询缓存
|
|
* @access public
|
|
* @param mixed $key 缓存key
|
|
* @param integer|\DateTime $expire 缓存有效期
|
|
* @param string $tag 缓存标签
|
|
* @return $this
|
|
*/
|
|
public function cache($key = true, $expire = null, $tag = null)
|
|
{
|
|
// 增加快捷调用方式 cache(10) 等同于 cache(true, 10)
|
|
if ($key instanceof \DateTime || (is_numeric($key) && is_null($expire))) {
|
|
$expire = $key;
|
|
$key = true;
|
|
}
|
|
|
|
if (false !== $key) {
|
|
$this->options['cache'] = ['key' => $key, 'expire' => $expire, 'tag' => $tag];
|
|
}
|
|
return $this;
|
|
}
|
|
|
|
/**
|
|
* 指定group查询
|
|
* @access public
|
|
* @param string $group GROUP
|
|
* @return $this
|
|
*/
|
|
public function group($group)
|
|
{
|
|
$this->options['group'] = $group;
|
|
return $this;
|
|
}
|
|
|
|
/**
|
|
* 指定having查询
|
|
* @access public
|
|
* @param string $having having
|
|
* @return $this
|
|
*/
|
|
public function having($having)
|
|
{
|
|
$this->options['having'] = $having;
|
|
return $this;
|
|
}
|
|
|
|
/**
|
|
* 指定查询lock
|
|
* @access public
|
|
* @param bool|string $lock 是否lock
|
|
* @return $this
|
|
*/
|
|
public function lock($lock = false)
|
|
{
|
|
$this->options['lock'] = $lock;
|
|
$this->options['master'] = true;
|
|
return $this;
|
|
}
|
|
|
|
/**
|
|
* 指定distinct查询
|
|
* @access public
|
|
* @param string $distinct 是否唯一
|
|
* @return $this
|
|
*/
|
|
public function distinct($distinct)
|
|
{
|
|
$this->options['distinct'] = $distinct;
|
|
return $this;
|
|
}
|
|
|
|
/**
|
|
* 指定数据表别名
|
|
* @access public
|
|
* @param mixed $alias 数据表别名
|
|
* @return $this
|
|
*/
|
|
public function alias($alias)
|
|
{
|
|
if (is_array($alias)) {
|
|
foreach ($alias as $key => $val) {
|
|
if (false !== strpos($key, '__')) {
|
|
$table = $this->parseSqlTable($key);
|
|
} else {
|
|
$table = $key;
|
|
}
|
|
$this->options['alias'][$table] = $val;
|
|
}
|
|
} else {
|
|
if (isset($this->options['table'])) {
|
|
$table = is_array($this->options['table']) ? key($this->options['table']) : $this->options['table'];
|
|
if (false !== strpos($table, '__')) {
|
|
$table = $this->parseSqlTable($table);
|
|
}
|
|
} else {
|
|
$table = $this->getTable();
|
|
}
|
|
|
|
$this->options['alias'][$table] = $alias;
|
|
}
|
|
return $this;
|
|
}
|
|
|
|
/**
|
|
* 指定强制索引
|
|
* @access public
|
|
* @param string $force 索引名称
|
|
* @return $this
|
|
*/
|
|
public function force($force)
|
|
{
|
|
$this->options['force'] = $force;
|
|
return $this;
|
|
}
|
|
|
|
/**
|
|
* 查询注释
|
|
* @access public
|
|
* @param string $comment 注释
|
|
* @return $this
|
|
*/
|
|
public function comment($comment)
|
|
{
|
|
$this->options['comment'] = $comment;
|
|
return $this;
|
|
}
|
|
|
|
/**
|
|
* 获取执行的SQL语句
|
|
* @access public
|
|
* @param boolean $fetch 是否返回sql
|
|
* @return $this
|
|
*/
|
|
public function fetchSql($fetch = true)
|
|
{
|
|
$this->options['fetch_sql'] = $fetch;
|
|
return $this;
|
|
}
|
|
|
|
/**
|
|
* 不主动获取数据集
|
|
* @access public
|
|
* @param bool $pdo 是否返回 PDOStatement 对象
|
|
* @return $this
|
|
*/
|
|
public function fetchPdo($pdo = true)
|
|
{
|
|
$this->options['fetch_pdo'] = $pdo;
|
|
return $this;
|
|
}
|
|
|
|
/**
|
|
* 设置从主服务器读取数据
|
|
* @access public
|
|
* @return $this
|
|
*/
|
|
public function master()
|
|
{
|
|
$this->options['master'] = true;
|
|
return $this;
|
|
}
|
|
|
|
/**
|
|
* 设置是否严格检查字段名
|
|
* @access public
|
|
* @param bool $strict 是否严格检查字段
|
|
* @return $this
|
|
*/
|
|
public function strict($strict = true)
|
|
{
|
|
$this->options['strict'] = $strict;
|
|
return $this;
|
|
}
|
|
|
|
/**
|
|
* 设置查询数据不存在是否抛出异常
|
|
* @access public
|
|
* @param bool $fail 数据不存在是否抛出异常
|
|
* @return $this
|
|
*/
|
|
public function failException($fail = true)
|
|
{
|
|
$this->options['fail'] = $fail;
|
|
return $this;
|
|
}
|
|
|
|
/**
|
|
* 设置自增序列名
|
|
* @access public
|
|
* @param string $sequence 自增序列名
|
|
* @return $this
|
|
*/
|
|
public function sequence($sequence = null)
|
|
{
|
|
$this->options['sequence'] = $sequence;
|
|
return $this;
|
|
}
|
|
|
|
/**
|
|
* 指定数据表主键
|
|
* @access public
|
|
* @param string $pk 主键
|
|
* @return $this
|
|
*/
|
|
public function pk($pk)
|
|
{
|
|
$this->pk = $pk;
|
|
return $this;
|
|
}
|
|
|
|
/**
|
|
* 查询日期或者时间
|
|
* @access public
|
|
* @param string $field 日期字段名
|
|
* @param string|array $op 比较运算符或者表达式
|
|
* @param string|array $range 比较范围
|
|
* @return $this
|
|
*/
|
|
public function whereTime($field, $op, $range = null)
|
|
{
|
|
if (is_null($range)) {
|
|
if (is_array($op)) {
|
|
$range = $op;
|
|
} else {
|
|
// 使用日期表达式
|
|
switch (strtolower($op)) {
|
|
case 'today':
|
|
case 'd':
|
|
$range = ['today', 'tomorrow'];
|
|
break;
|
|
case 'week':
|
|
case 'w':
|
|
$range = ['this week 00:00:00', 'next week 00:00:00'];
|
|
break;
|
|
case 'month':
|
|
case 'm':
|
|
$range = ['first Day of this month 00:00:00', 'first Day of next month 00:00:00'];
|
|
break;
|
|
case 'year':
|
|
case 'y':
|
|
$range = ['this year 1/1', 'next year 1/1'];
|
|
break;
|
|
case 'yesterday':
|
|
$range = ['yesterday', 'today'];
|
|
break;
|
|
case 'last week':
|
|
$range = ['last week 00:00:00', 'this week 00:00:00'];
|
|
break;
|
|
case 'last month':
|
|
$range = ['first Day of last month 00:00:00', 'first Day of this month 00:00:00'];
|
|
break;
|
|
case 'last year':
|
|
$range = ['last year 1/1', 'this year 1/1'];
|
|
break;
|
|
default:
|
|
$range = $op;
|
|
}
|
|
}
|
|
$op = is_array($range) ? 'between' : '>';
|
|
}
|
|
$this->where($field, strtolower($op) . ' time', $range);
|
|
return $this;
|
|
}
|
|
|
|
/**
|
|
* 获取数据表信息
|
|
* @access public
|
|
* @param mixed $tableName 数据表名 留空自动获取
|
|
* @param string $fetch 获取信息类型 包括 fields type bind pk
|
|
* @return mixed
|
|
*/
|
|
public function getTableInfo($tableName = '', $fetch = '')
|
|
{
|
|
if (!$tableName) {
|
|
$tableName = $this->getTable();
|
|
}
|
|
if (is_array($tableName)) {
|
|
$tableName = key($tableName) ?: current($tableName);
|
|
}
|
|
|
|
if (strpos($tableName, ',')) {
|
|
// 多表不获取字段信息
|
|
return false;
|
|
} else {
|
|
$tableName = $this->parseSqlTable($tableName);
|
|
}
|
|
|
|
// 修正子查询作为表名的问题
|
|
if (strpos($tableName, ')')) {
|
|
return [];
|
|
}
|
|
|
|
list($guid) = explode(' ', $tableName);
|
|
$db = $this->getConfig('database');
|
|
if (!isset(self::$info[$db . '.' . $guid])) {
|
|
if (!strpos($guid, '.')) {
|
|
$schema = $db . '.' . $guid;
|
|
} else {
|
|
$schema = $guid;
|
|
}
|
|
// 读取缓存
|
|
if (!App::$debug && is_file(RUNTIME_PATH . 'schema/' . $schema . '.php')) {
|
|
$info = include RUNTIME_PATH . 'schema/' . $schema . '.php';
|
|
} else {
|
|
$info = $this->connection->getFields($guid);
|
|
}
|
|
$fields = array_keys($info);
|
|
$bind = $type = [];
|
|
foreach ($info as $key => $val) {
|
|
// 记录字段类型
|
|
$type[$key] = $val['type'];
|
|
$bind[$key] = $this->getFieldBindType($val['type']);
|
|
if (!empty($val['primary'])) {
|
|
$pk[] = $key;
|
|
}
|
|
}
|
|
if (isset($pk)) {
|
|
// 设置主键
|
|
$pk = count($pk) > 1 ? $pk : $pk[0];
|
|
} else {
|
|
$pk = null;
|
|
}
|
|
self::$info[$db . '.' . $guid] = ['fields' => $fields, 'type' => $type, 'bind' => $bind, 'pk' => $pk];
|
|
}
|
|
return $fetch ? self::$info[$db . '.' . $guid][$fetch] : self::$info[$db . '.' . $guid];
|
|
}
|
|
|
|
/**
|
|
* 获取当前数据表的主键
|
|
* @access public
|
|
* @param string|array $options 数据表名或者查询参数
|
|
* @return string|array
|
|
*/
|
|
public function getPk($options = '')
|
|
{
|
|
if (!empty($this->pk)) {
|
|
$pk = $this->pk;
|
|
} else {
|
|
$pk = $this->getTableInfo(is_array($options) && isset($options['table']) ? $options['table'] : $options, 'pk');
|
|
}
|
|
return $pk;
|
|
}
|
|
|
|
// 获取当前数据表字段信息
|
|
public function getTableFields($table = '')
|
|
{
|
|
return $this->getTableInfo($table ?: $this->getOptions('table'), 'fields');
|
|
}
|
|
|
|
// 获取当前数据表字段类型
|
|
public function getFieldsType($table = '')
|
|
{
|
|
return $this->getTableInfo($table ?: $this->getOptions('table'), 'type');
|
|
}
|
|
|
|
// 获取当前数据表绑定信息
|
|
public function getFieldsBind($table = '')
|
|
{
|
|
$types = $this->getFieldsType($table);
|
|
$bind = [];
|
|
if ($types) {
|
|
foreach ($types as $key => $type) {
|
|
$bind[$key] = $this->getFieldBindType($type);
|
|
}
|
|
}
|
|
return $bind;
|
|
}
|
|
|
|
/**
|
|
* 获取字段绑定类型
|
|
* @access public
|
|
* @param string $type 字段类型
|
|
* @return integer
|
|
*/
|
|
protected function getFieldBindType($type)
|
|
{
|
|
if (0 === strpos($type, 'set') || 0 === strpos($type, 'enum')) {
|
|
$bind = PDO::PARAM_STR;
|
|
} elseif (preg_match('/(int|double|float|decimal|real|numeric|serial|bit)/is', $type)) {
|
|
$bind = PDO::PARAM_INT;
|
|
} elseif (preg_match('/bool/is', $type)) {
|
|
$bind = PDO::PARAM_BOOL;
|
|
} else {
|
|
$bind = PDO::PARAM_STR;
|
|
}
|
|
return $bind;
|
|
}
|
|
|
|
/**
|
|
* 参数绑定
|
|
* @access public
|
|
* @param mixed $key 参数名
|
|
* @param mixed $value 绑定变量值
|
|
* @param integer $type 绑定类型
|
|
* @return $this
|
|
*/
|
|
public function bind($key, $value = false, $type = PDO::PARAM_STR)
|
|
{
|
|
if (is_array($key)) {
|
|
$this->bind = array_merge($this->bind, $key);
|
|
} else {
|
|
$this->bind[$key] = [$value, $type];
|
|
}
|
|
return $this;
|
|
}
|
|
|
|
/**
|
|
* 检测参数是否已经绑定
|
|
* @access public
|
|
* @param string $key 参数名
|
|
* @return bool
|
|
*/
|
|
public function isBind($key)
|
|
{
|
|
return isset($this->bind[$key]);
|
|
}
|
|
|
|
/**
|
|
* 查询参数赋值
|
|
* @access protected
|
|
* @param array $options 表达式参数
|
|
* @return $this
|
|
*/
|
|
protected function options(array $options)
|
|
{
|
|
$this->options = $options;
|
|
return $this;
|
|
}
|
|
|
|
/**
|
|
* 获取当前的查询参数
|
|
* @access public
|
|
* @param string $name 参数名
|
|
* @return mixed
|
|
*/
|
|
public function getOptions($name = '')
|
|
{
|
|
if ('' === $name) {
|
|
return $this->options;
|
|
} else {
|
|
return isset($this->options[$name]) ? $this->options[$name] : null;
|
|
}
|
|
}
|
|
|
|
/**
|
|
* 设置关联查询JOIN预查询
|
|
* @access public
|
|
* @param string|array $with 关联方法名称
|
|
* @return $this
|
|
*/
|
|
public function with($with)
|
|
{
|
|
if (empty($with)) {
|
|
return $this;
|
|
}
|
|
|
|
if (is_string($with)) {
|
|
$with = explode(',', $with);
|
|
}
|
|
|
|
$first = true;
|
|
|
|
/** @var Model $class */
|
|
$class = $this->model;
|
|
foreach ($with as $key => $relation) {
|
|
$subRelation = '';
|
|
$closure = false;
|
|
if ($relation instanceof \Closure) {
|
|
// 支持闭包查询过滤关联条件
|
|
$closure = $relation;
|
|
$relation = $key;
|
|
$with[$key] = $key;
|
|
} elseif (is_array($relation)) {
|
|
$subRelation = $relation;
|
|
$relation = $key;
|
|
} elseif (is_string($relation) && strpos($relation, '.')) {
|
|
$with[$key] = $relation;
|
|
list($relation, $subRelation) = explode('.', $relation, 2);
|
|
}
|
|
|
|
/** @var Relation $model */
|
|
$relation = Loader::parseName($relation, 1, false);
|
|
$model = $class->$relation();
|
|
if ($model instanceof OneToOne && 0 == $model->getEagerlyType()) {
|
|
$model->eagerly($this, $relation, $subRelation, $closure, $first);
|
|
$first = false;
|
|
} elseif ($closure) {
|
|
$with[$key] = $closure;
|
|
}
|
|
}
|
|
$this->via();
|
|
if (isset($this->options['with'])) {
|
|
$this->options['with'] = array_merge($this->options['with'], $with);
|
|
} else {
|
|
$this->options['with'] = $with;
|
|
}
|
|
return $this;
|
|
}
|
|
|
|
/**
|
|
* 关联统计
|
|
* @access public
|
|
* @param string|array $relation 关联方法名
|
|
* @param bool $subQuery 是否使用子查询
|
|
* @return $this
|
|
*/
|
|
public function withCount($relation, $subQuery = true)
|
|
{
|
|
if (!$subQuery) {
|
|
$this->options['with_count'] = $relation;
|
|
} else {
|
|
$relations = is_string($relation) ? explode(',', $relation) : $relation;
|
|
if (!isset($this->options['field'])) {
|
|
$this->field('*');
|
|
}
|
|
foreach ($relations as $key => $relation) {
|
|
$closure = $name = null;
|
|
if ($relation instanceof \Closure) {
|
|
$closure = $relation;
|
|
$relation = $key;
|
|
} elseif (!is_int($key)) {
|
|
$name = $relation;
|
|
$relation = $key;
|
|
}
|
|
$relation = Loader::parseName($relation, 1, false);
|
|
|
|
$count = '(' . $this->model->$relation()->getRelationCountQuery($closure, $name) . ')';
|
|
|
|
if (empty($name)) {
|
|
$name = Loader::parseName($relation) . '_count';
|
|
}
|
|
|
|
$this->field([$count => $name]);
|
|
}
|
|
}
|
|
return $this;
|
|
}
|
|
|
|
/**
|
|
* 关联预加载中 获取关联指定字段值
|
|
* example:
|
|
* Model::with(['relation' => function($query){
|
|
* $query->withField("id,name");
|
|
* }])
|
|
*
|
|
* @param string | array $field 指定获取的字段
|
|
* @return $this
|
|
*/
|
|
public function withField($field)
|
|
{
|
|
$this->options['with_field'] = $field;
|
|
return $this;
|
|
}
|
|
|
|
/**
|
|
* 设置当前字段添加的表别名
|
|
* @access public
|
|
* @param string $via
|
|
* @return $this
|
|
*/
|
|
public function via($via = '')
|
|
{
|
|
$this->options['via'] = $via;
|
|
return $this;
|
|
}
|
|
|
|
/**
|
|
* 设置关联查询
|
|
* @access public
|
|
* @param string|array $relation 关联名称
|
|
* @return $this
|
|
*/
|
|
public function relation($relation)
|
|
{
|
|
if (empty($relation)) {
|
|
return $this;
|
|
}
|
|
if (is_string($relation)) {
|
|
$relation = explode(',', $relation);
|
|
}
|
|
if (isset($this->options['relation'])) {
|
|
$this->options['relation'] = array_merge($this->options['relation'], $relation);
|
|
} else {
|
|
$this->options['relation'] = $relation;
|
|
}
|
|
return $this;
|
|
}
|
|
|
|
/**
|
|
* 把主键值转换为查询条件 支持复合主键
|
|
* @access public
|
|
* @param array|string $data 主键数据
|
|
* @param mixed $options 表达式参数
|
|
* @return void
|
|
* @throws Exception
|
|
*/
|
|
protected function parsePkWhere($data, &$options)
|
|
{
|
|
$pk = $this->getPk($options);
|
|
// 获取当前数据表
|
|
$table = is_array($options['table']) ? key($options['table']) : $options['table'];
|
|
if (!empty($options['alias'][$table])) {
|
|
$alias = $options['alias'][$table];
|
|
}
|
|
if (is_string($pk)) {
|
|
$key = isset($alias) ? $alias . '.' . $pk : $pk;
|
|
// 根据主键查询
|
|
if (is_array($data)) {
|
|
$where[$key] = isset($data[$pk]) ? $data[$pk] : ['in', $data];
|
|
} else {
|
|
$where[$key] = strpos($data, ',') ? ['IN', $data] : $data;
|
|
}
|
|
} elseif (is_array($pk) && is_array($data) && !empty($data)) {
|
|
// 根据复合主键查询
|
|
foreach ($pk as $key) {
|
|
if (isset($data[$key])) {
|
|
$attr = isset($alias) ? $alias . '.' . $key : $key;
|
|
$where[$attr] = $data[$key];
|
|
} else {
|
|
throw new Exception('miss complex primary data');
|
|
}
|
|
}
|
|
}
|
|
|
|
if (!empty($where)) {
|
|
if (isset($options['where']['AND'])) {
|
|
$options['where']['AND'] = array_merge($options['where']['AND'], $where);
|
|
} else {
|
|
$options['where']['AND'] = $where;
|
|
}
|
|
}
|
|
return;
|
|
}
|
|
|
|
/**
|
|
* 插入记录
|
|
* @access public
|
|
* @param mixed $data 数据
|
|
* @param boolean $replace 是否replace
|
|
* @param boolean $getLastInsID 返回自增主键
|
|
* @param string $sequence 自增序列名
|
|
* @return integer|string
|
|
*/
|
|
public function insert(array $data = [], $replace = false, $getLastInsID = false, $sequence = null)
|
|
{
|
|
// 分析查询表达式
|
|
$options = $this->parseExpress();
|
|
$data = array_merge($options['data'], $data);
|
|
// 生成SQL语句
|
|
$sql = $this->builder->insert($data, $options, $replace);
|
|
// 获取参数绑定
|
|
$bind = $this->getBind();
|
|
if ($options['fetch_sql']) {
|
|
// 获取实际执行的SQL语句
|
|
return $this->connection->getRealSql($sql, $bind);
|
|
}
|
|
|
|
// 执行操作
|
|
$result = 0 === $sql ? 0 : $this->execute($sql, $bind, $this);
|
|
if ($result) {
|
|
$sequence = $sequence ?: (isset($options['sequence']) ? $options['sequence'] : null);
|
|
$lastInsId = $this->getLastInsID($sequence);
|
|
if ($lastInsId) {
|
|
$pk = $this->getPk($options);
|
|
if (is_string($pk)) {
|
|
$data[$pk] = $lastInsId;
|
|
}
|
|
}
|
|
$options['data'] = $data;
|
|
$this->trigger('after_insert', $options);
|
|
|
|
if ($getLastInsID) {
|
|
return $lastInsId;
|
|
}
|
|
}
|
|
return $result;
|
|
}
|
|
|
|
/**
|
|
* 插入记录并获取自增ID
|
|
* @access public
|
|
* @param mixed $data 数据
|
|
* @param boolean $replace 是否replace
|
|
* @param string $sequence 自增序列名
|
|
* @return integer|string
|
|
*/
|
|
public function insertGetId(array $data, $replace = false, $sequence = null)
|
|
{
|
|
return $this->insert($data, $replace, true, $sequence);
|
|
}
|
|
|
|
/**
|
|
* 批量插入记录
|
|
* @access public
|
|
* @param mixed $dataSet 数据集
|
|
* @param boolean $replace 是否replace
|
|
* @param integer $limit 每次写入数据限制
|
|
* @return integer|string
|
|
*/
|
|
public function insertAll(array $dataSet, $replace = false, $limit = null)
|
|
{
|
|
// 分析查询表达式
|
|
$options = $this->parseExpress();
|
|
if (!is_array(reset($dataSet))) {
|
|
return false;
|
|
}
|
|
|
|
// 生成SQL语句
|
|
if (is_null($limit)) {
|
|
$sql = $this->builder->insertAll($dataSet, $options, $replace);
|
|
} else {
|
|
$array = array_chunk($dataSet, $limit, true);
|
|
foreach ($array as $item) {
|
|
$sql[] = $this->builder->insertAll($item, $options, $replace);
|
|
}
|
|
}
|
|
|
|
// 获取参数绑定
|
|
$bind = $this->getBind();
|
|
if ($options['fetch_sql']) {
|
|
// 获取实际执行的SQL语句
|
|
return $this->connection->getRealSql($sql, $bind);
|
|
} elseif (is_array($sql)) {
|
|
// 执行操作
|
|
return $this->batchQuery($sql, $bind, $this);
|
|
} else {
|
|
// 执行操作
|
|
return $this->execute($sql, $bind, $this);
|
|
}
|
|
}
|
|
|
|
/**
|
|
* 通过Select方式插入记录
|
|
* @access public
|
|
* @param string $fields 要插入的数据表字段名
|
|
* @param string $table 要插入的数据表名
|
|
* @return integer|string
|
|
* @throws PDOException
|
|
*/
|
|
public function selectInsert($fields, $table)
|
|
{
|
|
// 分析查询表达式
|
|
$options = $this->parseExpress();
|
|
// 生成SQL语句
|
|
$table = $this->parseSqlTable($table);
|
|
$sql = $this->builder->selectInsert($fields, $table, $options);
|
|
// 获取参数绑定
|
|
$bind = $this->getBind();
|
|
if ($options['fetch_sql']) {
|
|
// 获取实际执行的SQL语句
|
|
return $this->connection->getRealSql($sql, $bind);
|
|
} else {
|
|
// 执行操作
|
|
return $this->execute($sql, $bind, $this);
|
|
}
|
|
}
|
|
|
|
/**
|
|
* 更新记录
|
|
* @access public
|
|
* @param mixed $data 数据
|
|
* @return integer|string
|
|
* @throws Exception
|
|
* @throws PDOException
|
|
*/
|
|
public function update(array $data = [])
|
|
{
|
|
$options = $this->parseExpress();
|
|
$data = array_merge($options['data'], $data);
|
|
$pk = $this->getPk($options);
|
|
if (isset($options['cache']) && is_string($options['cache']['key'])) {
|
|
$key = $options['cache']['key'];
|
|
}
|
|
|
|
if (empty($options['where'])) {
|
|
// 如果存在主键数据 则自动作为更新条件
|
|
if (is_string($pk) && isset($data[$pk])) {
|
|
$where[$pk] = $data[$pk];
|
|
if (!isset($key)) {
|
|
$key = 'think:' . $options['table'] . '|' . $data[$pk];
|
|
}
|
|
unset($data[$pk]);
|
|
} elseif (is_array($pk)) {
|
|
// 增加复合主键支持
|
|
foreach ($pk as $field) {
|
|
if (isset($data[$field])) {
|
|
$where[$field] = $data[$field];
|
|
} else {
|
|
// 如果缺少复合主键数据则不执行
|
|
throw new Exception('miss complex primary data');
|
|
}
|
|
unset($data[$field]);
|
|
}
|
|
}
|
|
if (!isset($where)) {
|
|
// 如果没有任何更新条件则不执行
|
|
throw new Exception('miss update condition');
|
|
} else {
|
|
$options['where']['AND'] = $where;
|
|
}
|
|
} elseif (!isset($key) && is_string($pk) && isset($options['where']['AND'][$pk])) {
|
|
$key = $this->getCacheKey($options['where']['AND'][$pk], $options, $this->bind);
|
|
}
|
|
|
|
// 生成UPDATE SQL语句
|
|
$sql = $this->builder->update($data, $options);
|
|
// 获取参数绑定
|
|
$bind = $this->getBind();
|
|
if ($options['fetch_sql']) {
|
|
// 获取实际执行的SQL语句
|
|
return $this->connection->getRealSql($sql, $bind);
|
|
} else {
|
|
// 检测缓存
|
|
if (isset($key) && Cache::get($key)) {
|
|
// 删除缓存
|
|
Cache::rm($key);
|
|
} elseif (!empty($options['cache']['tag'])) {
|
|
Cache::clear($options['cache']['tag']);
|
|
}
|
|
// 执行操作
|
|
$result = '' == $sql ? 0 : $this->execute($sql, $bind, $this);
|
|
if ($result) {
|
|
if (is_string($pk) && isset($where[$pk])) {
|
|
$data[$pk] = $where[$pk];
|
|
} elseif (is_string($pk) && isset($key) && strpos($key, '|')) {
|
|
list($a, $val) = explode('|', $key);
|
|
$data[$pk] = $val;
|
|
}
|
|
$options['data'] = $data;
|
|
$this->trigger('after_update', $options);
|
|
}
|
|
return $result;
|
|
}
|
|
}
|
|
|
|
/**
|
|
* 执行查询但只返回PDOStatement对象
|
|
* @access public
|
|
* @return \PDOStatement|string
|
|
*/
|
|
public function getPdo()
|
|
{
|
|
// 分析查询表达式
|
|
$options = $this->parseExpress();
|
|
// 生成查询SQL
|
|
$sql = $this->builder->select($options);
|
|
// 获取参数绑定
|
|
$bind = $this->getBind();
|
|
if ($options['fetch_sql']) {
|
|
// 获取实际执行的SQL语句
|
|
return $this->connection->getRealSql($sql, $bind);
|
|
}
|
|
// 执行查询操作
|
|
return $this->query($sql, $bind, $options['master'], true);
|
|
}
|
|
|
|
/**
|
|
* 查找记录
|
|
* @access public
|
|
* @param array|string|Query|\Closure $data
|
|
* @return Collection|false|\PDOStatement|string
|
|
* @throws DbException
|
|
* @throws ModelNotFoundException
|
|
* @throws DataNotFoundException
|
|
*/
|
|
public function select($data = null)
|
|
{
|
|
if ($data instanceof Query) {
|
|
return $data->select();
|
|
} elseif ($data instanceof \Closure) {
|
|
call_user_func_array($data, [ & $this]);
|
|
$data = null;
|
|
}
|
|
// 分析查询表达式
|
|
$options = $this->parseExpress();
|
|
|
|
if (false === $data) {
|
|
// 用于子查询 不查询只返回SQL
|
|
$options['fetch_sql'] = true;
|
|
} elseif (!is_null($data)) {
|
|
// 主键条件分析
|
|
$this->parsePkWhere($data, $options);
|
|
}
|
|
|
|
$resultSet = false;
|
|
if (empty($options['fetch_sql']) && !empty($options['cache'])) {
|
|
// 判断查询缓存
|
|
$cache = $options['cache'];
|
|
unset($options['cache']);
|
|
$key = is_string($cache['key']) ? $cache['key'] : md5($this->connection->getConfig('database') . '.' . serialize($options) . serialize($this->bind));
|
|
$resultSet = Cache::get($key);
|
|
}
|
|
if (false === $resultSet) {
|
|
// 生成查询SQL
|
|
$sql = $this->builder->select($options);
|
|
// 获取参数绑定
|
|
$bind = $this->getBind();
|
|
if ($options['fetch_sql']) {
|
|
// 获取实际执行的SQL语句
|
|
return $this->connection->getRealSql($sql, $bind);
|
|
}
|
|
|
|
$options['data'] = $data;
|
|
if ($resultSet = $this->trigger('before_select', $options)) {
|
|
} else {
|
|
// 执行查询操作
|
|
$resultSet = $this->query($sql, $bind, $options['master'], $options['fetch_pdo']);
|
|
|
|
if ($resultSet instanceof \PDOStatement) {
|
|
// 返回PDOStatement对象
|
|
return $resultSet;
|
|
}
|
|
}
|
|
|
|
if (isset($cache) && false !== $resultSet) {
|
|
// 缓存数据集
|
|
$this->cacheData($key, $resultSet, $cache);
|
|
}
|
|
}
|
|
|
|
// 数据列表读取后的处理
|
|
if (!empty($this->model)) {
|
|
// 生成模型对象
|
|
if (count($resultSet) > 0) {
|
|
foreach ($resultSet as $key => $result) {
|
|
/** @var Model $model */
|
|
$model = $this->model->newInstance($result);
|
|
$model->isUpdate(true);
|
|
|
|
// 关联查询
|
|
if (!empty($options['relation'])) {
|
|
$model->relationQuery($options['relation']);
|
|
}
|
|
// 关联统计
|
|
if (!empty($options['with_count'])) {
|
|
$model->relationCount($model, $options['with_count']);
|
|
}
|
|
$resultSet[$key] = $model;
|
|
}
|
|
if (!empty($options['with'])) {
|
|
// 预载入
|
|
$model->eagerlyResultSet($resultSet, $options['with']);
|
|
}
|
|
// 模型数据集转换
|
|
$resultSet = $model->toCollection($resultSet);
|
|
} else {
|
|
$resultSet = $this->model->toCollection($resultSet);
|
|
}
|
|
} elseif ('collection' == $this->connection->getConfig('resultset_type')) {
|
|
// 返回Collection对象
|
|
$resultSet = new Collection($resultSet);
|
|
}
|
|
// 返回结果处理
|
|
if (!empty($options['fail']) && count($resultSet) == 0) {
|
|
$this->throwNotFound($options);
|
|
}
|
|
return $resultSet;
|
|
}
|
|
|
|
/**
|
|
* 缓存数据
|
|
* @access public
|
|
* @param string $key 缓存标识
|
|
* @param mixed $data 缓存数据
|
|
* @param array $config 缓存参数
|
|
*/
|
|
protected function cacheData($key, $data, $config = [])
|
|
{
|
|
if (isset($config['tag'])) {
|
|
Cache::tag($config['tag'])->set($key, $data, $config['expire']);
|
|
} else {
|
|
Cache::set($key, $data, $config['expire']);
|
|
}
|
|
}
|
|
|
|
/**
|
|
* 生成缓存标识
|
|
* @access public
|
|
* @param mixed $value 缓存数据
|
|
* @param array $options 缓存参数
|
|
* @param array $bind 绑定参数
|
|
* @return string
|
|
*/
|
|
protected function getCacheKey($value, $options, $bind = [])
|
|
{
|
|
if (is_scalar($value)) {
|
|
$data = $value;
|
|
} elseif (is_array($value) && is_string($value[0]) && 'eq' == strtolower($value[0])) {
|
|
$data = $value[1];
|
|
}
|
|
$prefix = $this->connection->getConfig('database') . '.';
|
|
|
|
if (isset($data)) {
|
|
return 'think:' . $prefix . (is_array($options['table']) ? key($options['table']) : $options['table']) . '|' . $data;
|
|
}
|
|
|
|
try {
|
|
return md5($prefix . serialize($options) . serialize($bind));
|
|
} catch (\Exception $e) {
|
|
throw new Exception('closure not support cache(true)');
|
|
}
|
|
}
|
|
|
|
/**
|
|
* 查找单条记录
|
|
* @access public
|
|
* @param array|string|Query|\Closure $data
|
|
* @return array|false|\PDOStatement|string|Model
|
|
* @throws DbException
|
|
* @throws ModelNotFoundException
|
|
* @throws DataNotFoundException
|
|
*/
|
|
public function find($data = null)
|
|
{
|
|
if ($data instanceof Query) {
|
|
return $data->find();
|
|
} elseif ($data instanceof \Closure) {
|
|
call_user_func_array($data, [ & $this]);
|
|
$data = null;
|
|
}
|
|
// 分析查询表达式
|
|
$options = $this->parseExpress();
|
|
$pk = $this->getPk($options);
|
|
if (!is_null($data)) {
|
|
// AR模式分析主键条件
|
|
$this->parsePkWhere($data, $options);
|
|
} elseif (!empty($options['cache']) && true === $options['cache']['key'] && is_string($pk) && isset($options['where']['AND'][$pk])) {
|
|
$key = $this->getCacheKey($options['where']['AND'][$pk], $options, $this->bind);
|
|
}
|
|
|
|
$options['limit'] = 1;
|
|
$result = false;
|
|
if (empty($options['fetch_sql']) && !empty($options['cache'])) {
|
|
// 判断查询缓存
|
|
$cache = $options['cache'];
|
|
if (true === $cache['key'] && !is_null($data) && !is_array($data)) {
|
|
$key = 'think:' . $this->connection->getConfig('database') . '.' . (is_array($options['table']) ? key($options['table']) : $options['table']) . '|' . $data;
|
|
} elseif (is_string($cache['key'])) {
|
|
$key = $cache['key'];
|
|
} elseif (!isset($key)) {
|
|
$key = md5($this->connection->getConfig('database') . '.' . serialize($options) . serialize($this->bind));
|
|
}
|
|
$result = Cache::get($key);
|
|
}
|
|
if (false === $result) {
|
|
// 生成查询SQL
|
|
$sql = $this->builder->select($options);
|
|
// 获取参数绑定
|
|
$bind = $this->getBind();
|
|
if ($options['fetch_sql']) {
|
|
// 获取实际执行的SQL语句
|
|
return $this->connection->getRealSql($sql, $bind);
|
|
}
|
|
if (is_string($pk)) {
|
|
if (!is_array($data)) {
|
|
if (isset($key) && strpos($key, '|')) {
|
|
list($a, $val) = explode('|', $key);
|
|
$item[$pk] = $val;
|
|
} else {
|
|
$item[$pk] = $data;
|
|
}
|
|
$data = $item;
|
|
}
|
|
}
|
|
$options['data'] = $data;
|
|
// 事件回调
|
|
if ($result = $this->trigger('before_find', $options)) {
|
|
} else {
|
|
// 执行查询
|
|
$resultSet = $this->query($sql, $bind, $options['master'], $options['fetch_pdo']);
|
|
|
|
if ($resultSet instanceof \PDOStatement) {
|
|
// 返回PDOStatement对象
|
|
return $resultSet;
|
|
}
|
|
$result = isset($resultSet[0]) ? $resultSet[0] : null;
|
|
}
|
|
|
|
if (isset($cache) && $result) {
|
|
// 缓存数据
|
|
$this->cacheData($key, $result, $cache);
|
|
}
|
|
}
|
|
|
|
// 数据处理
|
|
if (!empty($result)) {
|
|
if (!empty($this->model)) {
|
|
// 返回模型对象
|
|
$result = $this->model->newInstance($result);
|
|
$result->isUpdate(true, isset($options['where']['AND']) ? $options['where']['AND'] : null);
|
|
// 关联查询
|
|
if (!empty($options['relation'])) {
|
|
$result->relationQuery($options['relation']);
|
|
}
|
|
// 预载入查询
|
|
if (!empty($options['with'])) {
|
|
$result->eagerlyResult($result, $options['with']);
|
|
}
|
|
// 关联统计
|
|
if (!empty($options['with_count'])) {
|
|
$result->relationCount($result, $options['with_count']);
|
|
}
|
|
}
|
|
} elseif (!empty($options['fail'])) {
|
|
$this->throwNotFound($options);
|
|
}
|
|
return $result;
|
|
}
|
|
|
|
/**
|
|
* 查询失败 抛出异常
|
|
* @access public
|
|
* @param array $options 查询参数
|
|
* @throws ModelNotFoundException
|
|
* @throws DataNotFoundException
|
|
*/
|
|
protected function throwNotFound($options = [])
|
|
{
|
|
if (!empty($this->model)) {
|
|
$class = get_class($this->model);
|
|
throw new ModelNotFoundException('model data Not Found:' . $class, $class, $options);
|
|
} else {
|
|
$table = is_array($options['table']) ? key($options['table']) : $options['table'];
|
|
throw new DataNotFoundException('table data not Found:' . $table, $table, $options);
|
|
}
|
|
}
|
|
|
|
/**
|
|
* 查找多条记录 如果不存在则抛出异常
|
|
* @access public
|
|
* @param array|string|Query|\Closure $data
|
|
* @return array|\PDOStatement|string|Model
|
|
* @throws DbException
|
|
* @throws ModelNotFoundException
|
|
* @throws DataNotFoundException
|
|
*/
|
|
public function selectOrFail($data = null)
|
|
{
|
|
return $this->failException(true)->select($data);
|
|
}
|
|
|
|
/**
|
|
* 查找单条记录 如果不存在则抛出异常
|
|
* @access public
|
|
* @param array|string|Query|\Closure $data
|
|
* @return array|\PDOStatement|string|Model
|
|
* @throws DbException
|
|
* @throws ModelNotFoundException
|
|
* @throws DataNotFoundException
|
|
*/
|
|
public function findOrFail($data = null)
|
|
{
|
|
return $this->failException(true)->find($data);
|
|
}
|
|
|
|
/**
|
|
* 分批数据返回处理
|
|
* @access public
|
|
* @param integer $count 每次处理的数据数量
|
|
* @param callable $callback 处理回调方法
|
|
* @param string $column 分批处理的字段名
|
|
* @param string $order 排序规则
|
|
* @return boolean
|
|
* @throws \LogicException
|
|
*/
|
|
public function chunk($count, $callback, $column = null, $order = 'asc')
|
|
{
|
|
$options = $this->getOptions();
|
|
if (empty($options['table'])) {
|
|
$options['table'] = $this->getTable();
|
|
}
|
|
$column = $column ?: $this->getPk($options);
|
|
|
|
if (isset($options['order'])) {
|
|
if (App::$debug) {
|
|
throw new \LogicException('chunk not support call order');
|
|
}
|
|
unset($options['order']);
|
|
}
|
|
$bind = $this->bind;
|
|
if (is_array($column)) {
|
|
$times = 1;
|
|
$query = $this->options($options)->page($times, $count);
|
|
} else {
|
|
if (strpos($column, '.')) {
|
|
list($alias, $key) = explode('.', $column);
|
|
} else {
|
|
$key = $column;
|
|
}
|
|
$query = $this->options($options)->limit($count);
|
|
}
|
|
$resultSet = $query->order($column, $order)->select();
|
|
|
|
while (count($resultSet) > 0) {
|
|
if ($resultSet instanceof Collection) {
|
|
$resultSet = $resultSet->all();
|
|
}
|
|
|
|
if (false === call_user_func($callback, $resultSet)) {
|
|
return false;
|
|
}
|
|
|
|
if (is_array($column)) {
|
|
$times++;
|
|
$query = $this->options($options)->page($times, $count);
|
|
} else {
|
|
$end = end($resultSet);
|
|
$lastId = is_array($end) ? $end[$key] : $end->getData($key);
|
|
$query = $this->options($options)
|
|
->limit($count)
|
|
->where($column, 'asc' == strtolower($order) ? '>' : '<', $lastId);
|
|
}
|
|
|
|
$resultSet = $query->bind($bind)->order($column, $order)->select();
|
|
}
|
|
|
|
return true;
|
|
}
|
|
|
|
/**
|
|
* 获取绑定的参数 并清空
|
|
* @access public
|
|
* @return array
|
|
*/
|
|
public function getBind()
|
|
{
|
|
$bind = $this->bind;
|
|
$this->bind = [];
|
|
return $bind;
|
|
}
|
|
|
|
/**
|
|
* 创建子查询SQL
|
|
* @access public
|
|
* @param bool $sub
|
|
* @return string
|
|
* @throws DbException
|
|
*/
|
|
public function buildSql($sub = true)
|
|
{
|
|
return $sub ? '( ' . $this->select(false) . ' )' : $this->select(false);
|
|
}
|
|
|
|
/**
|
|
* 删除记录
|
|
* @access public
|
|
* @param mixed $data 表达式 true 表示强制删除
|
|
* @return int
|
|
* @throws Exception
|
|
* @throws PDOException
|
|
*/
|
|
public function delete($data = null)
|
|
{
|
|
// 分析查询表达式
|
|
$options = $this->parseExpress();
|
|
$pk = $this->getPk($options);
|
|
if (isset($options['cache']) && is_string($options['cache']['key'])) {
|
|
$key = $options['cache']['key'];
|
|
}
|
|
|
|
if (!is_null($data) && true !== $data) {
|
|
if (!isset($key) && !is_array($data)) {
|
|
// 缓存标识
|
|
$key = 'think:' . $options['table'] . '|' . $data;
|
|
}
|
|
// AR模式分析主键条件
|
|
$this->parsePkWhere($data, $options);
|
|
} elseif (!isset($key) && is_string($pk) && isset($options['where']['AND'][$pk])) {
|
|
$key = $this->getCacheKey($options['where']['AND'][$pk], $options, $this->bind);
|
|
}
|
|
|
|
if (true !== $data && empty($options['where'])) {
|
|
// 如果条件为空 不进行删除操作 除非设置 1=1
|
|
throw new Exception('delete without condition');
|
|
}
|
|
// 生成删除SQL语句
|
|
$sql = $this->builder->delete($options);
|
|
// 获取参数绑定
|
|
$bind = $this->getBind();
|
|
if ($options['fetch_sql']) {
|
|
// 获取实际执行的SQL语句
|
|
return $this->connection->getRealSql($sql, $bind);
|
|
}
|
|
|
|
// 检测缓存
|
|
if (isset($key) && Cache::get($key)) {
|
|
// 删除缓存
|
|
Cache::rm($key);
|
|
} elseif (!empty($options['cache']['tag'])) {
|
|
Cache::clear($options['cache']['tag']);
|
|
}
|
|
// 执行操作
|
|
$result = $this->execute($sql, $bind, $this);
|
|
if ($result) {
|
|
if (!is_array($data) && is_string($pk) && isset($key) && strpos($key, '|')) {
|
|
list($a, $val) = explode('|', $key);
|
|
$item[$pk] = $val;
|
|
$data = $item;
|
|
}
|
|
$options['data'] = $data;
|
|
$this->trigger('after_delete', $options);
|
|
}
|
|
return $result;
|
|
}
|
|
|
|
/**
|
|
* 分析表达式（可用于查询或者写入操作）
|
|
* @access protected
|
|
* @return array
|
|
*/
|
|
protected function parseExpress()
|
|
{
|
|
$options = $this->options;
|
|
|
|
// 获取数据表
|
|
if (empty($options['table'])) {
|
|
$options['table'] = $this->getTable();
|
|
}
|
|
|
|
if (!isset($options['where'])) {
|
|
$options['where'] = [];
|
|
} elseif (isset($options['view'])) {
|
|
// 视图查询条件处理
|
|
foreach (['AND', 'OR'] as $logic) {
|
|
if (isset($options['where'][$logic])) {
|
|
foreach ($options['where'][$logic] as $key => $val) {
|
|
if (array_key_exists($key, $options['map'])) {
|
|
$options['where'][$logic][$options['map'][$key]] = $val;
|
|
unset($options['where'][$logic][$key]);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
if (isset($options['order'])) {
|
|
// 视图查询排序处理
|
|
if (is_string($options['order'])) {
|
|
$options['order'] = explode(',', $options['order']);
|
|
}
|
|
foreach ($options['order'] as $key => $val) {
|
|
if (is_numeric($key)) {
|
|
if (strpos($val, ' ')) {
|
|
list($field, $sort) = explode(' ', $val);
|
|
if (array_key_exists($field, $options['map'])) {
|
|
$options['order'][$options['map'][$field]] = $sort;
|
|
unset($options['order'][$key]);
|
|
}
|
|
} elseif (array_key_exists($val, $options['map'])) {
|
|
$options['order'][$options['map'][$val]] = 'asc';
|
|
unset($options['order'][$key]);
|
|
}
|
|
} elseif (array_key_exists($key, $options['map'])) {
|
|
$options['order'][$options['map'][$key]] = $val;
|
|
unset($options['order'][$key]);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
if (!isset($options['field'])) {
|
|
$options['field'] = '*';
|
|
}
|
|
|
|
if (!isset($options['data'])) {
|
|
$options['data'] = [];
|
|
}
|
|
|
|
if (!isset($options['strict'])) {
|
|
$options['strict'] = $this->getConfig('fields_strict');
|
|
}
|
|
|
|
foreach (['master', 'lock', 'fetch_pdo', 'fetch_sql', 'distinct'] as $name) {
|
|
if (!isset($options[$name])) {
|
|
$options[$name] = false;
|
|
}
|
|
}
|
|
|
|
if (isset(static::$readMaster['*']) || (is_string($options['table']) && isset(static::$readMaster[$options['table']]))) {
|
|
$options['master'] = true;
|
|
}
|
|
|
|
foreach (['join', 'union', 'group', 'having', 'limit', 'order', 'force', 'comment'] as $name) {
|
|
if (!isset($options[$name])) {
|
|
$options[$name] = '';
|
|
}
|
|
}
|
|
|
|
if (isset($options['page'])) {
|
|
// 根据页数计算limit
|
|
list($page, $listRows) = $options['page'];
|
|
$page = $page > 0 ? $page : 1;
|
|
$listRows = $listRows > 0 ? $listRows : (is_numeric($options['limit']) ? $options['limit'] : 20);
|
|
$offset = $listRows * ($page - 1);
|
|
$options['limit'] = $offset . ',' . $listRows;
|
|
}
|
|
|
|
$this->options = [];
|
|
return $options;
|
|
}
|
|
|
|
/**
|
|
* 注册回调方法
|
|
* @access public
|
|
* @param string $event 事件名
|
|
* @param callable $callback 回调方法
|
|
* @return void
|
|
*/
|
|
public static function event($event, $callback)
|
|
{
|
|
self::$event[$event] = $callback;
|
|
}
|
|
|
|
/**
|
|
* 触发事件
|
|
* @access protected
|
|
* @param string $event 事件名
|
|
* @param mixed $params 额外参数
|
|
* @return bool
|
|
*/
|
|
protected function trigger($event, $params = [])
|
|
{
|
|
$result = false;
|
|
if (isset(self::$event[$event])) {
|
|
$callback = self::$event[$event];
|
|
$result = call_user_func_array($callback, [$params, $this]);
|
|
}
|
|
return $result;
|
|
}
|
|
}
|
|
|