mirror of
https://gitee.com/fastadminnet/framework.git
synced 2026-07-01 12:42:48 +08:00
736 lines
25 KiB
PHP
736 lines
25 KiB
PHP
<?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) 2006~2015 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\driver;
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use think\db\Driver;
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/**
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* Mongo数据库驱动
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*/
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class Mongo extends Driver {
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protected $_mongo = null; // MongoDb Object
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protected $_collection = null; // MongoCollection Object
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protected $_dbName = ''; // dbName
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protected $_collectionName = ''; // collectionName
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protected $_cursor = null; // MongoCursor Object
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protected $comparison = ['neq'=>'ne','ne'=>'ne','gt'=>'gt','egt'=>'gte','gte'=>'gte','lt'=>'lt','elt'=>'lte','lte'=>'lte','in'=>'in','not in'=>'nin','nin'=>'nin'];
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/**
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* 架构函数 读取数据库配置信息
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* @access public
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* @param array $config 数据库配置数组
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*/
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public function __construct($config=''){
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if ( !class_exists('mongoClient') ) {
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E(L('_NOT_SUPPERT_').':Mongo');
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}
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if(!empty($config)) {
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$this->config = array_merge($this->config,$config);
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if(empty($this->config['params'])){
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$this->config['params'] = [];
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}
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}
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}
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/**
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* 连接数据库方法
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* @access public
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*/
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public function connect($config='',$linkNum=0) {
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if ( !isset($this->linkID[$linkNum]) ) {
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if(empty($config)) $config = $this->config['connection'];
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$host = 'mongodb://'.($config['username']?"{$config['username']}":'').($config['password']?":{$config['password']}@":'').$config['hostname'].($config['hostport']?":{$config['hostport']}":'').'/'.($config['database']?"{$config['database']}":'');
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try{
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$this->linkID[$linkNum] = new \mongoClient( $host,$this->config['params']);
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}catch (\MongoConnectionException $e){
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E($e->getmessage());
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}
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}
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return $this->linkID[$linkNum];
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}
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/**
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* 切换当前操作的Db和Collection
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* @access public
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* @param string $collection collection
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* @param string $db db
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* @param boolean $master 是否主服务器
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* @return void
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*/
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public function switchCollection($collection,$db='',$master=true){
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// 当前没有连接 则首先进行数据库连接
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if ( !$this->_linkID ) $this->initConnect($master);
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try{
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if(!empty($db)) { // 传人Db则切换数据库
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// 当前MongoDb对象
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$this->_dbName = $db;
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$this->_mongo = $this->_linkID->selectDb($db);
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}
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// 当前MongoCollection对象
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if($this->config['debug']) {
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$this->queryStr = $this->_dbName.'.getCollection('.$collection.')';
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}
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if($this->_collectionName != $collection) {
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$this->queryTimes++;
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$this->debug(true);
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$this->_collection = $this->_mongo->selectCollection($collection);
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$this->debug(false);
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$this->_collectionName = $collection; // 记录当前Collection名称
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}
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}catch (MongoException $e){
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E($e->getMessage());
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}
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}
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/**
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* 释放查询结果
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* @access public
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*/
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public function free() {
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$this->_cursor = null;
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}
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/**
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* 执行命令
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* @access public
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* @param array $command 指令
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* @return array
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*/
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public function command($command=[]) {
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$this->executeTimes++;
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$this->debug(true);
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$this->queryStr = 'command:'.json_encode($command);
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$result = $this->_mongo->command($command);
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$this->debug(false);
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if(!$result['ok']) {
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E($result['errmsg']);
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}
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return $result;
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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 $code sql指令
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* @param array $args 参数
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* @return mixed
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*/
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public function execute($code,$args=[]) {
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$this->executeTimes++;
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$this->debug(true);
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$this->queryStr = 'execute:'.$code;
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$result = $this->_mongo->execute($code,$args);
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$this->debug(false);
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if($result['ok']) {
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return $result['retval'];
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}else{
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E($result['errmsg']);
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}
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}
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/**
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* 关闭数据库
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* @access public
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*/
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public function close() {
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if($this->_linkID) {
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$this->_linkID->close();
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$this->_linkID = null;
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$this->_mongo = null;
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$this->_collection = null;
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$this->_cursor = null;
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}
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}
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/**
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* 数据库错误信息
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* @access public
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* @return string
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*/
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public function error() {
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$this->error = $this->_mongo->lastError();
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Log::record($this->error,'ERR');
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return $this->error;
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}
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/**
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* 插入记录
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* @access public
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* @param mixed $data 数据
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* @param array $options 参数表达式
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* @param boolean $replace 是否replace
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* @return false | integer
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*/
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public function insert($data,$options=[],$replace=false) {
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if(isset($options['table'])) {
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$this->switchCollection($options['table']);
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}
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$this->model = $options['model'];
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$this->executeTimes++;
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if($this->config['debug']) {
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$this->queryStr = $this->_dbName.'.'.$this->_collectionName.'.insert(';
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$this->queryStr .= $data?json_encode($data):'{}';
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$this->queryStr .= ')';
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}
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try{
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$this->debug(true);
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$result = $replace? $this->_collection->save($data): $this->_collection->insert($data);
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$this->debug(false);
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if($result) {
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$_id = $data['_id'];
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if(is_object($_id)) {
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$_id = $_id->__toString();
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}
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$this->lastInsID = $_id;
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}
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return $result;
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} catch (\MongoCursorException $e) {
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E($e->getMessage());
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}
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}
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/**
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* 插入多条记录
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* @access public
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* @param array $dataList 数据
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* @param array $options 参数表达式
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* @return bool
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*/
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public function insertAll($dataList,$options=[]) {
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if(isset($options['table'])) {
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$this->switchCollection($options['table']);
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}
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$this->model = $options['model'];
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$this->executeTimes++;
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try{
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$this->debug(true);
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$result = $this->_collection->batchInsert($dataList);
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$this->debug(false);
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return $result;
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} catch (\MongoCursorException $e) {
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E($e->getMessage());
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}
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}
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/**
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* 生成下一条记录ID 用于自增非MongoId主键
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* @access public
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* @param string $pk 主键名
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* @return integer
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*/
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public function getMongoNextId($pk) {
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if($this->config['debug']) {
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$this->queryStr = $this->_dbName.'.'.$this->_collectionName.'.find({},{'.$pk.':1}).sort({'.$pk.':-1}).limit(1)';
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}
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try{
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$this->debug(true);
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$result = $this->_collection->find([],[$pk=>1])->sort([$pk=>-1])->limit(1);
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$this->debug(false);
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} catch (\MongoCursorException $e) {
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E($e->getMessage());
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}
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$data = $result->getNext();
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return isset($data[$pk])?$data[$pk]+1:1;
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}
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/**
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* 更新记录
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* @access public
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* @param mixed $data 数据
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* @param array $options 表达式
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* @return bool
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*/
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public function update($data,$options) {
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if(isset($options['table'])) {
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$this->switchCollection($options['table']);
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}
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$this->executeTimes++;
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$this->model = $options['model'];
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$query = $this->parseWhere($options['where']);
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$set = $this->parseSet($data);
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if($this->config['debug']) {
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$this->queryStr = $this->_dbName.'.'.$this->_collectionName.'.update(';
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$this->queryStr .= $query?json_encode($query):'{}';
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$this->queryStr .= ','.json_encode($set).')';
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}
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try{
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$this->debug(true);
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if(isset($options['limit']) && $options['limit'] == 1) {
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$multiple = ["multiple" => false];
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}else{
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$multiple = ["multiple" => true];
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}
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$result = $this->_collection->update($query,$set,$multiple);
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$this->debug(false);
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return $result;
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} catch (\MongoCursorException $e) {
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E($e->getMessage());
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}
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}
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/**
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* 删除记录
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* @access public
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* @param array $options 表达式
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* @return false | integer
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*/
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public function delete($options=[]) {
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if(isset($options['table'])) {
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$this->switchCollection($options['table']);
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}
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$query = $this->parseWhere($options['where']);
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$this->model = $options['model'];
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$this->executeTimes++;
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if($this->config['debug']) {
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$this->queryStr = $this->_dbName.'.'.$this->_collectionName.'.remove('.json_encode($query).')';
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}
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try{
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$this->debug(true);
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$result = $this->_collection->remove($query);
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$this->debug(false);
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return $result;
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} catch (\MongoCursorException $e) {
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E($e->getMessage());
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}
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}
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/**
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* 清空记录
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* @access public
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* @param array $options 表达式
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* @return false | integer
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*/
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public function clear($options=[]){
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if(isset($options['table'])) {
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$this->switchCollection($options['table']);
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}
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$this->model = $options['model'];
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$this->executeTimes++;
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if($this->config['debug']) {
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$this->queryStr = $this->_dbName.'.'.$this->_collectionName.'.remove({})';
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}
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try{
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$this->debug(true);
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$result = $this->_collection->drop();
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$this->debug(false);
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return $result;
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} catch (\MongoCursorException $e) {
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E($e->getMessage());
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}
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}
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/**
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* 查找记录
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* @access public
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* @param array $options 表达式
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* @return iterator
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*/
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public function select($options=[]) {
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if(isset($options['table'])) {
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$this->switchCollection($options['table'],'',false);
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}
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$cache = isset($options['cache'])?$options['cache']:false;
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if($cache) { // 查询缓存检测
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$key = is_string($cache['key'])?$cache['key']:md5(serialize($options));
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$value = S($key,'','',$cache['type']);
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if(false !== $value) {
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return $value;
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}
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}
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$this->model = $options['model'];
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$this->queryTimes++;
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$query = $this->parseWhere($options['where']);
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$field = $this->parseField($options['field']);
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try{
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if($this->config['debug']) {
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$this->queryStr = $this->_dbName.'.'.$this->_collectionName.'.find(';
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$this->queryStr .= $query? json_encode($query):'{}';
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$this->queryStr .= $field? ','.json_encode($field):'';
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$this->queryStr .= ')';
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}
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$this->debug(true);
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$_cursor = $this->_collection->find($query,$field);
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if($options['order']) {
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$order = $this->parseOrder($options['order']);
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if($this->config['debug']) {
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$this->queryStr .= '.sort('.json_encode($order).')';
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}
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$_cursor = $_cursor->sort($order);
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}
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if(isset($options['page'])) { // 根据页数计算limit
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if(strpos($options['page'],',')) {
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list($page,$length) = explode(',',$options['page']);
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}else{
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$page = $options['page'];
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}
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$page = $page?$page:1;
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$length = isset($length)?$length:(is_numeric($options['limit'])?$options['limit']:20);
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$offset = $length*((int)$page-1);
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$options['limit'] = $offset.','.$length;
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}
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if(isset($options['limit'])) {
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list($offset,$length) = $this->parseLimit($options['limit']);
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if(!empty($offset)) {
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if($this->config['debug']) {
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$this->queryStr .= '.skip('.intval($offset).')';
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}
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$_cursor = $_cursor->skip(intval($offset));
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}
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if($this->config['debug']) {
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$this->queryStr .= '.limit('.intval($length).')';
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}
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$_cursor = $_cursor->limit(intval($length));
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}
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$this->debug(false);
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$this->_cursor = $_cursor;
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$resultSet = iterator_to_array($_cursor);
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if($cache && $resultSet ) { // 查询缓存写入
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S($key,$resultSet,$cache['expire'],$cache['type']);
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}
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return $resultSet;
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} catch (\MongoCursorException $e) {
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E($e->getMessage());
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}
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}
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/**
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* 查找某个记录
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* @access public
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* @param array $options 表达式
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* @return array
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*/
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public function find($options=[]){
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if(isset($options['table'])) {
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$this->switchCollection($options['table'],'',false);
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}
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$cache = isset($options['cache'])?$options['cache']:false;
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if($cache) { // 查询缓存检测
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$key = is_string($cache['key'])?$cache['key']:md5(serialize($options));
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$value = S($key,'','',$cache['type']);
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if(false !== $value) {
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return $value;
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}
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}
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$this->model = $options['model'];
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$this->queryTimes++;
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$query = $this->parseWhere($options['where']);
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$fields = $this->parseField($options['field']);
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if($this->config['debug']) {
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$this->queryStr = $this->_dbName.'.'.$this->_collectionName.'.findOne(';
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$this->queryStr .= $query?json_encode($query):'{}';
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$this->queryStr .= $fields?','.json_encode($fields):'';
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$this->queryStr .= ')';
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}
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try{
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$this->debug(true);
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$result = $this->_collection->findOne($query,$fields);
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$this->debug(false);
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if($cache && $result ) { // 查询缓存写入
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S($key,$result,$cache['expire'],$cache['type']);
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}
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return $result;
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} catch (\MongoCursorException $e) {
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E($e->getMessage());
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}
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}
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/**
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* 统计记录数
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* @access public
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* @param array $options 表达式
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* @return iterator
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*/
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public function count($options=[]){
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if(isset($options['table'])) {
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$this->switchCollection($options['table'],'',false);
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}
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$this->model = $options['model'];
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$this->queryTimes++;
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$query = $this->parseWhere($options['where']);
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if($this->config['debug']) {
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$this->queryStr = $this->_dbName.'.'.$this->_collectionName;
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$this->queryStr .= $query?'.find('.json_encode($query).')':'';
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$this->queryStr .= '.count()';
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}
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try{
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$this->debug(true);
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$count = $this->_collection->count($query);
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$this->debug(false);
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return $count;
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} catch (\MongoCursorException $e) {
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E($e->getMessage());
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}
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}
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public function group($keys,$initial,$reduce,$options=[]){
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$this->_collection->group($keys,$initial,$reduce,$options);
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}
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/**
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* 取得数据表的字段信息
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* @access public
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* @return array
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*/
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public function getFields($collection=''){
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if(!empty($collection) && $collection != $this->_collectionName) {
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$this->switchCollection($collection,'',false);
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}
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$this->queryTimes++;
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if($this->config['debug']) {
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$this->queryStr = $this->_dbName.'.'.$this->_collectionName.'.findOne()';
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}
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try{
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$this->debug(true);
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$result = $this->_collection->findOne();
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$this->debug(false);
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} catch (\MongoCursorException $e) {
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E($e->getMessage());
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}
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if($result) { // 存在数据则分析字段
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$info = [];
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foreach ($result as $key=>$val){
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$info[$key] = [
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'name' => $key,
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'type' => getType($val),
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];
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}
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return $info;
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}
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// 暂时没有数据 返回false
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return false;
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}
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|
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/**
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* 取得当前数据库的collection信息
|
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* @access public
|
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*/
|
|
public function getTables(){
|
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if($this->config['debug']) {
|
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$this->queryStr = $this->_dbName.'.getCollenctionNames()';
|
|
}
|
|
$this->queryTimes++;
|
|
$this->debug(true);
|
|
$list = $this->_mongo->listCollections();
|
|
$this->debug(false);
|
|
$info = [];
|
|
foreach ($list as $collection){
|
|
$info[] = $collection->getName();
|
|
}
|
|
return $info;
|
|
}
|
|
|
|
/**
|
|
* set分析
|
|
* @access protected
|
|
* @param array $data
|
|
* @return string
|
|
*/
|
|
protected function parseSet($data) {
|
|
$result = [];
|
|
foreach ($data as $key=>$val){
|
|
if(is_array($val)) {
|
|
switch($val[0]) {
|
|
case 'inc':
|
|
$result['$inc'][$key] = (int)$val[1];
|
|
break;
|
|
case 'set':
|
|
case 'unset':
|
|
case 'push':
|
|
case 'pushall':
|
|
case 'addtoset':
|
|
case 'pop':
|
|
case 'pull':
|
|
case 'pullall':
|
|
$result['$'.$val[0]][$key] = $val[1];
|
|
break;
|
|
default:
|
|
$result['$set'][$key] = $val;
|
|
}
|
|
}else{
|
|
$result['$set'][$key] = $val;
|
|
}
|
|
}
|
|
return $result;
|
|
}
|
|
|
|
/**
|
|
* order分析
|
|
* @access protected
|
|
* @param mixed $order
|
|
* @return array
|
|
*/
|
|
protected function parseOrder($order) {
|
|
if(is_string($order)) {
|
|
$array = explode(',',$order);
|
|
$order = [];
|
|
foreach ($array as $key=>$val){
|
|
$arr = explode(' ',trim($val));
|
|
if(isset($arr[1])) {
|
|
$arr[1] = $arr[1]=='asc'?1:-1;
|
|
}else{
|
|
$arr[1] = 1;
|
|
}
|
|
$order[$arr[0]] = $arr[1];
|
|
}
|
|
}
|
|
return $order;
|
|
}
|
|
|
|
/**
|
|
* limit分析
|
|
* @access protected
|
|
* @param mixed $limit
|
|
* @return array
|
|
*/
|
|
protected function parseLimit($limit) {
|
|
if(strpos($limit,',')) {
|
|
$array = explode(',',$limit);
|
|
}else{
|
|
$array = [0,$limit];
|
|
}
|
|
return $array;
|
|
}
|
|
|
|
/**
|
|
* field分析
|
|
* @access protected
|
|
* @param mixed $fields
|
|
* @return array
|
|
*/
|
|
public function parseField($fields){
|
|
if(empty($fields)) {
|
|
$fields = [];
|
|
}
|
|
if(is_string($fields)) {
|
|
$fields = explode(',',$fields);
|
|
}
|
|
return $fields;
|
|
}
|
|
|
|
/**
|
|
* where分析
|
|
* @access protected
|
|
* @param mixed $where
|
|
* @return array
|
|
*/
|
|
public function parseWhere($where){
|
|
$query = [];
|
|
foreach ($where as $key=>$val){
|
|
if('_id' != $key && 0===strpos($key,'_')) {
|
|
// 解析特殊条件表达式
|
|
$query = $this->parseThinkWhere($key,$val);
|
|
}else{
|
|
// 查询字段的安全过滤
|
|
if(!preg_match('/^[A-Z_\|\&\-.a-z0-9]+$/',trim($key))){
|
|
E(L('_ERROR_QUERY_').':'.$key);
|
|
}
|
|
$key = trim($key);
|
|
if(strpos($key,'|')) {
|
|
$array = explode('|',$key);
|
|
$str = [];
|
|
foreach ($array as $k){
|
|
$str[] = $this->parseWhereItem($k,$val);
|
|
}
|
|
$query['$or'] = $str;
|
|
}elseif(strpos($key,'&')){
|
|
$array = explode('&',$key);
|
|
$str = [];
|
|
foreach ($array as $k){
|
|
$str[] = $this->parseWhereItem($k,$val);
|
|
}
|
|
$query = array_merge($query,$str);
|
|
}else{
|
|
$str = $this->parseWhereItem($key,$val);
|
|
$query = array_merge($query,$str);
|
|
}
|
|
}
|
|
}
|
|
return $query;
|
|
}
|
|
|
|
/**
|
|
* 特殊条件分析
|
|
* @access protected
|
|
* @param string $key
|
|
* @param mixed $val
|
|
* @return string
|
|
*/
|
|
protected function parseThinkWhere($key,$val) {
|
|
$query = [];
|
|
switch($key) {
|
|
case '_query': // 字符串模式查询条件
|
|
parse_str($val,$query);
|
|
if(isset($query['_logic']) && strtolower($query['_logic']) == 'or' ) {
|
|
unset($query['_logic']);
|
|
$query['$or'] = $query;
|
|
}
|
|
break;
|
|
case '_string':// MongoCode查询
|
|
$query['$where'] = new \MongoCode($val);
|
|
break;
|
|
}
|
|
return $query;
|
|
}
|
|
|
|
/**
|
|
* where子单元分析
|
|
* @access protected
|
|
* @param string $key
|
|
* @param mixed $val
|
|
* @return array
|
|
*/
|
|
protected function parseWhereItem($key,$val) {
|
|
$query = [];
|
|
if(is_array($val)) {
|
|
if(is_string($val[0])) {
|
|
$con = strtolower($val[0]);
|
|
if(in_array($con,['neq','ne','gt','egt','gte','lt','lte','elt'])) { // 比较运算
|
|
$k = '$'.$this->comparison[$con];
|
|
$query[$key] = [$k=>$val[1]];
|
|
}elseif('like'== $con){ // 模糊查询 采用正则方式
|
|
$query[$key] = new \MongoRegex("/".$val[1]."/");
|
|
}elseif('mod'==$con){ // mod 查询
|
|
$query[$key] = ['$mod'=>$val[1]];
|
|
}elseif('regex'==$con){ // 正则查询
|
|
$query[$key] = new \MongoRegex($val[1]);
|
|
}elseif(in_array($con,['in','nin','not in'])){ // IN NIN 运算
|
|
$data = is_string($val[1])? explode(',',$val[1]):$val[1];
|
|
$k = '$'.$this->comparison[$con];
|
|
$query[$key] = [$k=>$data];
|
|
}elseif('all'==$con){ // 满足所有指定条件
|
|
$data = is_string($val[1])? explode(',',$val[1]):$val[1];
|
|
$query[$key] = ['$all'=>$data];
|
|
}elseif('between'==$con){ // BETWEEN运算
|
|
$data = is_string($val[1])? explode(',',$val[1]):$val[1];
|
|
$query[$key] = ['$gte'=>$data[0],'$lte'=>$data[1]];
|
|
}elseif('not between'==$con){
|
|
$data = is_string($val[1])? explode(',',$val[1]):$val[1];
|
|
$query[$key] = ['$lt'=>$data[0],'$gt'=>$data[1]];
|
|
}elseif('exp'==$con){ // 表达式查询
|
|
$query['$where'] = new \MongoCode($val[1]);
|
|
}elseif('exists'==$con){ // 字段是否存在
|
|
$query[$key] =['$exists'=>(bool)$val[1]];
|
|
}elseif('size'==$con){ // 限制属性大小
|
|
$query[$key] =['$size'=>intval($val[1])];
|
|
}elseif('type'==$con){ // 限制字段类型 1 浮点型 2 字符型 3 对象或者MongoDBRef 5 MongoBinData 7 MongoId 8 布尔型 9 MongoDate 10 NULL 15 MongoCode 16 32位整型 17 MongoTimestamp 18 MongoInt64 如果是数组的话判断元素的类型
|
|
$query[$key] =['$type'=>intval($val[1])];
|
|
}else{
|
|
$query[$key] = $val;
|
|
}
|
|
return $query;
|
|
}
|
|
}
|
|
$query[$key] = $val;
|
|
return $query;
|
|
}
|
|
}
|