mirror of
https://gitee.com/fastadminnet/framework.git
synced 2026-07-02 05:02:48 +08:00
819 lines
26 KiB
PHP
819 lines
26 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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use think\Exception;
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use think\Lang;
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use think\Log;
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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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{
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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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*
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* @param array|string $config 数据库配置数组
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*
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* @throws Exception
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*/
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public function __construct($config = '')
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{
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if (!class_exists('mongoClient')) {
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throw new Exception(Lang::get('_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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$this->config['params'] = [];
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}
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}
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$this->config = $config;
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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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* @param string $config
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* @param int $linkNum
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*
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* @return
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* @throws Exception
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*/
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public function connect($config = '', $linkNum = 0)
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{
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if (!isset($this->linkID[$linkNum])) {
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if (empty($config)) {
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$config = $this->config['connection'];
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}
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$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 $e) {
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throw new Exception($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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*
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* @param string $collection collection
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* @param string $db db
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* @param boolean $master 是否主服务器
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*
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* @throws Exception
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*/
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public function switchCollection($collection, $db = '', $master = true)
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{
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// 当前没有连接 则首先进行数据库连接
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if (!$this->_linkID) {
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$this->initConnect($master);
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}
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try {
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if (!empty($db)) {
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// 传人Db则切换数据库
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// 当前MongoDb对象
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$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 $e) {
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throw new Exception($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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{
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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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{
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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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throw new Exception($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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*
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* @param string $code sql指令
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* @param array $args 参数
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*
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* @return mixed
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* @throws Exception
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*/
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public function execute($code, $args = [])
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{
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$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 $result['retval'];
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} else {
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throw new Exception($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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{
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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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{
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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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*
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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 $replace 是否replace
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*
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* @return false|int
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* @throws Exception
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*/
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public function insert($data, $options = [], $replace = false)
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{
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if (isset($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 $e) {
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throw new Exception($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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*
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* @param array $dataList 数据
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* @param array $options 参数表达式
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*
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* @return bool
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* @throws Exception
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*/
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public function insertAll($dataList, $options = [])
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{
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if (isset($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 $e) {
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throw new Exception($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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*
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* @param string $pk 主键名
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*
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* @return int
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* @throws Exception
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*/
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public function getMongoNextId($pk)
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{
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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 $e) {
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throw new Exception($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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*
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* @param mixed $data 数据
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* @param array $options 表达式
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*
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* @return bool
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* @throws Exception
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*/
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public function update($data, $options)
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{
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if (isset($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']) && 1 == $options['limit']) {
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$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 $e) {
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throw new Exception($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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{
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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 $e) {
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throw new Exception($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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{
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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 $e) {
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throw new Exception($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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{
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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) {
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// 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($options['page'])) {
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// 根据页数计算limit
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if (strpos($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 && $resultSet) {
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// 查询缓存写入
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S($key, $resultSet, $cache['expire'], $cache['type']);
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}
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return $resultSet;
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} catch (\MongoCursorException $e) {
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throw new Exception($e->getMessage());
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}
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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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{
|
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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) {
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// 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 && $result) {
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// 查询缓存写入
|
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S($key, $result, $cache['expire'], $cache['type']);
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}
|
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return $result;
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} catch (\MongoCursorException $e) {
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throw new Exception($e->getMessage());
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}
|
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}
|
|
|
|
/**
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|
* 统计记录数
|
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* @access public
|
|
* @param array $options 表达式
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* @return iterator
|
|
*/
|
|
public function count($options = [])
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{
|
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if (isset($options['table'])) {
|
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$this->switchCollection($options['table'], '', false);
|
|
}
|
|
$this->model = $options['model'];
|
|
$this->queryTimes++;
|
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$query = $this->parseWhere($options['where']);
|
|
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);
|
|
$this->debug(false);
|
|
return $count;
|
|
} catch (\MongoCursorException $e) {
|
|
throw new Exception($e->getMessage());
|
|
}
|
|
}
|
|
|
|
public function group($keys, $initial, $reduce, $options = [])
|
|
{
|
|
$this->_collection->group($keys, $initial, $reduce, $options);
|
|
}
|
|
|
|
/**
|
|
* 取得数据表的字段信息
|
|
* @access public
|
|
* @return array
|
|
*/
|
|
public function getFields($collection = '')
|
|
{
|
|
if (!empty($collection) && $collection != $this->_collectionName) {
|
|
$this->switchCollection($collection, '', false);
|
|
}
|
|
$this->queryTimes++;
|
|
if ($this->config['debug']) {
|
|
$this->queryStr = $this->_dbName . '.' . $this->_collectionName . '.findOne()';
|
|
}
|
|
try {
|
|
$this->debug(true);
|
|
$result = $this->_collection->findOne();
|
|
$this->debug(false);
|
|
} catch (\MongoCursorException $e) {
|
|
throw new Exception($e->getMessage());
|
|
}
|
|
if ($result) {
|
|
// 存在数据则分析字段
|
|
$info = [];
|
|
foreach ($result as $key => $val) {
|
|
$info[$key] = [
|
|
'name' => $key,
|
|
'type' => getType($val),
|
|
];
|
|
}
|
|
return $info;
|
|
}
|
|
// 暂时没有数据 返回false
|
|
return false;
|
|
}
|
|
|
|
/**
|
|
* 取得当前数据库的collection信息
|
|
* @access public
|
|
*/
|
|
public function getTables()
|
|
{
|
|
if ($this->config['debug']) {
|
|
$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] = 'asc' == $arr[1] ? 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))) {
|
|
throw new Exception(Lang::get('_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;
|
|
}
|
|
}
|