【代码片-1】 php7 mongoDB 简单封装

/**

* 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