/**
* mongoDB 简单 封装
* 注意：支持 mongoDB 3.2+
* 具体参数及相关定义请参见：https://docs.mongodb.com/manual/reference/command/
*
* @author color_wind
*/
finalclassm_mgdb {
privatestatic$ins= [];
privatestatic$def="default";
private$_conn= null;
private$_db= null;
privatestatic$_config= [
"default"=> ["url"=>"mongodb://localhost:27017","dbname"=>"mydb1"],
"mdb1"=> ["url"=>"mongodb://10.0.0.12:27017","dbname"=>"mydb2"],
];
/**
* 创建mongo对象
* @param string $confkey
* @return \m_mgdb
*/
staticfunctioni($confkey= NULL) {
if(!$confkey) {
$confkey= self::$def;
}
if(!isset(self::$ins[$confkey]) && ($conf= self::$_config[$confkey])) {
$m=newm_mgdb($conf);
self::$ins[$confkey] =$m;
}
returnself::$ins[$confkey];
}
privatefunction__construct(array$conf) {
$this->_conn =newMongoDB\Driver\Manager($conf["url"]);
$this->_db =$conf["dbname"];
}
/**
* 插入数据
* @param string $collname
* @param array $documents [["name"=>"values", ...], ...]
* @param array $writeOps ["ordered"=>boolean,"writeConcern"=>array]
* @return \MongoDB\Driver\Cursor
*/
functioninsert($collname,array$documents,array$writeOps= []) {
$cmd= [
"insert"=>$collname,
"documents"=>$documents,
];
$cmd+=$writeOps;
return$this->command($cmd);
}
/**
* 删除数据
* @param string $collname
* @param array $deletes [["q"=>query,"limit"=>int], ...]
* @param array $writeOps ["ordered"=>boolean,"writeConcern"=>array]
* @return \MongoDB\Driver\Cursor
*/
functiondel($collname,array$deletes,array$writeOps= []) {
foreach($deletesas&$_){
if(isset($_["q"]) && !$_["q"]){
$_["q"] = (Object)[];
}
if(isset($_["limit"]) && !$_["limit"]){
$_["limit"] = 0;
}
}
$cmd= [
"delete"=>$collname,
"deletes"=>$deletes,
];
$cmd+=$writeOps;
return$this->command($cmd);
}
/**
* 更新数据
* @param string $collname
* @param array $updates [["q"=>query,"u"=>update,"upsert"=>boolean,"multi"=>boolean], ...]
* @param array $writeOps ["ordered"=>boolean,"writeConcern"=>array]
* @return \MongoDB\Driver\Cursor
*/
functionupdate($collname,array$updates,array$writeOps= []) {
$cmd= [
"update"=>$collname,
"updates"=>$updates,
];
$cmd+=$writeOps;
return$this->command($cmd);
}
/**
* 查询
* @param string $collname
* @param array $filter [query] 参数详情请参见文档
* @param array $writeOps ["key"=>vals,...] 其它参数 参数详情请参见文档
* @return \MongoDB\Driver\Cursor
*/
functionquery($collname,array$filter,array$writeOps= []){
$cmd= [
"find"=>$collname,
"filter"=>$filter
];
$cmd+=$writeOps;
return$this->command($cmd);
}
/**
* 执行MongoDB命令
* @param array $param 执行的命令
* @return \MongoDB\Driver\Cursor
*/
functioncommand(array$param) {
$cmd=newMongoDB\Driver\Command($param);
return$this->_conn->executeCommand($this->_db,$cmd);
}
/**
* 获取当前mongoDB Manager
* @return MongoDB\Driver\Manager
*/
functiongetMongoManager() {
return$this->_conn;
}
}
作者：dreamer_lk
链接：https://www.jianshu.com/p/3a1d9b7fc0eb
随时随地看视频
