mirror of
https://gitee.com/ShopeX/OMS
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256 lines
7.4 KiB
PHP
256 lines
7.4 KiB
PHP
<?php
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/**
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* Copyright © ShopeX （http://www.shopex.cn）. All rights reserved.
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* See LICENSE file for license details.
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*/
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/*
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* @package base
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* @copyright Copyright (c) 2010, shopex. inc
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* @author edwin.lzh@gmail.com
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* @license
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* php7.0之后不支持mongo扩展， 本类不再使用
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*/
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class base_kvstore_mongodb extends base_kvstore_abstract implements base_interface_kvstore_base {
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static protected $_router = null;
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static protected $_mongodb = null;
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static protected $_rd = 0;
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static protected $_wd = 0;
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static protected $_cd = 0;
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const __DEBUG = false;
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function __construct($prefix)
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{
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$this->prefix = $prefix;
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}//End Function
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protected function _connectMongoDB() {
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if (!is_object(self::$_mongodb)) {
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$this->_init();
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}
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}
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protected function _init() {
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$server = defined('MONGODB_SERVER_CONFIG')?MONGODB_SERVER_CONFIG:"mongodb://localhost:27017";
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$option = defined('MONGODB_OPTION_CONFIG')?eval(MONGODB_OPTION_CONFIG):array("connect" => TRUE);
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$m = self::getMongoClient($server, $option);
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$db = $m->erp; //todo 需要改成config配置
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self::$_mongodb = $db->selectCollection(base_kvstore::kvprefix());
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}
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static protected function getMongoClient($seeds = "", $options = array(), $retry = 3) {
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try {
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return new MongoClient($seeds, $options);
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} catch(Exception $e) {
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}
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if ($retry > 0) {
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return self::getMongoClient($seeds, $options, --$retry);
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}
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throw new Exception("I've tried several times getting MongoClient.. Is mongod really running?");
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}
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/**
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* fetch
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* @param mixed $key key
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* @param mixed $value value
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* @param mixed $timeout_version timeout_version
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* @return mixed 返回值
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*/
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public function fetch($key, &$value, $timeout_version=null)
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{
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$_interKey = $this->create_key($key);
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$store = cachecore::fetch($_interKey);
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if ($store===false) {
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if (self::__DEBUG) {
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self::$_rd ++ ;
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echo sprintf('Read %3d : %s _ %s<hr>', self::$_rd, $this->prefix, $key);
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}
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$this->_connectMongoDB();
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MongoCursor::$slaveOkay = true;
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$store = self::$_mongodb->findOne(array('key'=>$_interKey));
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//更新内容到缓存服务器
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if ($store) {
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cachecore::store($_interKey, serialize($store), 864000);
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} else {
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cachecore::store($_interKey, '', 3600);
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}
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} else {
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//兼容原有TT存储的序列化数据
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if (!is_array($store)) {
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$store = unserialize($store);
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}
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}
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if(!empty($store) && $timeout_version < $store['dateline']){
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if($store['ttl'] > 0 && ($store['dateline']+$store['ttl']) < time()){
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return false;
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}
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$value = $store['value'];
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return true;
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}
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return false;
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}//End Function
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/**
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* store
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* @param mixed $key key
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* @param mixed $value value
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* @param mixed $ttl ttl
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* @return mixed 返回值
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*/
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public function store($key, $value, $ttl=0)
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{
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$_interKey = $this->create_key($key);
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$store['value'] = $this->_encoding($value);
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$store['dateline'] = time();
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$store['ttl'] = $ttl;
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$store['key'] = $_interKey;
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$store['o_key'] = $key;
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$store['kvfix'] = base_kvstore::kvprefix();
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$store['prefix'] = $this->prefix;
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//先在Memcache中缓存一份
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cachecore::store($_interKey, $store, 864000);
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if (self::__DEBUG) {
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self::$_wd ++ ;
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echo sprintf('Write %3d : %s _ %s<hr>', self::$_wd, $this->prefix, $key);
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}
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$this->_connectMongoDB();
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$res = self::$_mongodb->update(array('key'=>$_interKey), $store, array("upsert" => true));
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return $res;
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}//End Function
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/**
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* 删除
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* @param mixed $key key
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* @return mixed 返回值
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*/
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public function delete($key)
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{
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$_interKey = $this->create_key($key);
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cachecore::store($_interKey, '',1);
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$this->_connectMongoDB();
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return self::$_mongodb->remove(array('key'=>$_interKey));
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}//End Function
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/**
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* recovery
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* @param mixed $record record
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* @return mixed 返回值
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*/
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public function recovery($record)
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{
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if (isset($record['o_key']) && !empty($record['o_key'])) {
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$_interKey = $this->create_key($record['o_key']);
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} else {
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$_interKey = $this->create_key($record['key']);
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}
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$store['key'] = $_interKey;
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$store['o_key'] = $record['o_key'] ? $record['o_key'] : $record['key'];
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$store['value'] = $this->_encoding($record['value']);
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$store['dateline'] = $record['dateline'];
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$store['ttl'] = $record['ttl'];
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$store['kvfix'] = $record['kvfix'] ? $record['kvfix'] : base_kvstore::kvprefix();
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$store['prefix'] = $record['prefix'] ? $record['prefix'] : $this->prefix;
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if (self::__DEBUG) {
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self::$_cd ++ ;
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echo sprintf('Recovery %3d : %s _ %s<hr>', self::$_cd, $this->prefix, $store['o_key']);
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}
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$this->_connectMongoDB();
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$res = self::$_mongodb->update(array('key'=>$_interKey), $store, array("upsert" => true));
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return $res;
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}//End Function
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/**
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* persistence
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* @param mixed $dateline dateline
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* @return mixed 返回值
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*/
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public function persistence($dateline = 0) {
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$db = kernel::database();
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$this->_connectMongoDB();
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$cursors = self::$_mongodb->find();
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foreach ($cursors as $doc) {
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$isNew = $this->_getUpdateType($doc);
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$db->exec($this->_getKvSql($doc, $isNew));
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}
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}
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private function _getKvSql($doc, $isnew) {
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$fields = array();
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$fields['prefix'] = $doc['prefix'];
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$fields['key'] = $doc['o_key'];
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$fields['value'] = serialize($doc['value']);
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$fields['dateline'] = $doc['dateline'];
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$fields['ttl'] = $doc['ttl'];
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foreach($fields as $field => $value) {
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$_tmp[] = sprintf("`%s` = '%s'", $field, mysql_escape_string($value));
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}
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if ($isnew) {
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return sprintf("INSERT INTO sdb_base_kvstore SET %s", join(' ,', $_tmp));
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} else {
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return sprintf("UPDATE sdb_base_kvstore SET %s WHERE `prefix`='%s' AND `key`='%s'",
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join(' ,', $_tmp), mysql_escape_string($doc['prefix']), mysql_escape_string($doc['o_key']));
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}
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}
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private function _getUpdateType($doc) {
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$sqlStr = sprintf("SELECT count(*) as c from sdb_base_kvstore WHERE `prefix`='%s' AND `key`='%s'",
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mysql_escape_string($doc['prefix']), mysql_escape_string($doc['o_key']));
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$count = kernel::database()->count($sqlStr);
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return ($count > 0 ) ? false : true ;
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}
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private function _encoding($val) {
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if (!empty($val)) {
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if (is_array($val)) {
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foreach ($val as $k => $v) {
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$val[$k] = $this->_encoding($v);
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}
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return $val;
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} else {
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return mb_convert_encoding($val,'UTF-8','auto');
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}
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} else {
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return $val;
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}
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}
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}//End Class
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