PHP7 Operation MongoDB Additions and deletions and paging operations

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<?php/** * class mongodbclient * mongod Operation class  * you can change to singleton mode if you need to  */class  MongodbClient{      protected  $mongodb;    protected   $dbname;   protected  $collection;   protected  $bulk;    protected  $writeConcern;    public function __construct ($config)     {      if  (! $config [' dbname '] | |  ! $config [' collection '])  {         # code...          exit (' parameter error ');      }        $this->mongodb = new mongodb\driver\manager ("Mongodb://localhost : 27017 ");       $this->dbname =  $config [' dbname '];        $this->collection =  $cOnfig[' collection '];       $this->bulk = new mongodb\driver\ Bulkwrite ();       $this->writeconcern   = new  Mongodb\driver\writeconcern (mongodb\driver\writeconcern::majority, 100);   }     /**     * Created by PhpStorm.      * function: query     * description: Query Method       * User: Xiaoxie     * Email [email protected]      *  @param  array  $where      *  @param   array  $option      *  @return  string     *      */   public function query ($where =[], $option =[])     {       $query  = new mongodb\driver\query ($where, $option);        $result  =  $this->mongodb->executequery ("$this->dbname $this->collection",  $ Query);       $data  = [];      if  ($ Result)  {         # code...          foreach  ($result  as  $key  =>  $value)  {             # code...             array_push ($data,  $value);          }      }      return json_ Encode ($data);   }    /**     * created  by phpstorm.     * function: getcount     * description: Get Statistics      * user: xiaoxie     * email [email  protected]     *  @param  array  $where       *  @return  int     *     */    Public function getcount ($where =[])    {       $command  = new mongodb\driver\command ([' Count '  =>  $this->collection, ' query ' = + $where] );       $result  =  $this->mongodb->executecommand ($this dbname, $command);       $res  =  $result->toarray ();        $cnt  = 0;      if  ($res)  {          # code...          $cnt  =  $res [0]- >n;      }      return  $cnt;    }    /**     * Created by PhpStorm.      * function: page     * description: Paging Data       * User: Xiaoxie     * Email [email  protected]     *  @param  array  $where      *   @param  int  $page      *  @param  int  $limit       *  @return  string     *     */    public function page ($where =[], $page =1, $limit =10)    {              $count  =  $this->getcount ($where);        $data [' Count '] =  $count;       $endpage  = ceil ($count/$ Limit);      if  ($page > $endpage)  {          # code...          $page  =  $endpage;      }elseif  ($page  <1)  {           $page  = 1;      }        $skip  =  ($page-1) * $limit;       $options  =  [          ' Skip ' = $skip,            ' limit '     =>  $limit       ];        $data [' Data '] =  $this->query ($where, $options);       $data [ ' Page '] =  $endpage;       return json_encode ($data);    }    /**     * Created by PhpStorm.      * function: update     * description: Update operation      * user: xiaoxie     * email [email  protected]     *  @param  array  $where       *  @param  array  $update      *  @param  bool  $upsert      *  @return  int|null     *      */   public function update ($where =[], $update =[], $upsert =false)     {       $this->bulk->update ($where, [' $set '  =>  $update], [' multi '  =>  true,  ' Upsert '  =>  $upsert]);       $result  = $ This->mongodb->executebulkwrite ("$this->dbname. $this->collection",  $this->bulk, $ This->writeconcern);      return  $result->getmodifiedcount ();    }    /**     * created by phpstorm.      * function: insert     * description: inserting      * user: xiaoxie     * email [email  protected]     *  @param  array  $data       *  @return  mixed     *     */    public function inSERT ($data =[])    {       $result  =  $this->bulk-> Insert ($data);      return  $result->getinsertedcount ();    }    /**     * Created by PhpStorm.      * function: delete     * description: Delete       * User: Xiaoxie     * Email [email  protected]     *  @param  array  $where      *   @param  int  $limit      *  @return  mixed      *     */   public function delete ($where =[],$ limit=1)    {       $result  =  $this->bulk->delete ($ where,[' limit ' = $limit]);       return  $result->getdeletedcount ();   }    }//instantiation calls $action = $_get[' action ']?:exit (' parameter error '); $page  = $_get[' page ']?:1; $where  = json_decode ($_get[' where '],true)?: []; $limit  = $_get[' limit ']?: ' ten '; $data  =  Json_decode ($_get[' data '],true)?: []; $option  = json_decode ($_get[' option '],true)?: []; $collection  = $_get[' collection ']; $mongodb  = new mongodbclient ([' dbname ' = $dbname, ' Collection ' = + $collection]);if  ($action = = ' GetCount ')  {   # code...     $data  =  $mongodb->getcount ($where);} ElseIf ($action = = ' Insert ') {    $data  =  $mongodb->insert ($data);} ElseIf ($action = = ' Update ') {    $data  =  $mongodb->update ($where, $data);} ElseIf ($action = = ' delete ') {    $data  =  $mongodb->delete ($where);} ElseIf ($action = = ' query ') {&NBSP;&NBsp;  $data  =  $mongodb->query ($where, $option);} ElseIf ($action = = ' page ') {    $data  =  $mongodb->page ($where, $page, $limit);} echo  $data, external call only  127.0.0.1/index.php?action= method &where= and so on parameters will return JSON

PHP7 Operation MongoDB Additions and deletions and paging operations