PHP MongoDB AR

<?PHP/** * @author Xiaojiang*/Abstract classmongoar{Private $db=NULL;  Public function__construct () {$this->db =$this-Getcol (); }        protected functionrules () {return Array(); }            //Get Write link     Public functiongetw () {return $this->db->W (); }    //get Read link     Public functionGetr () {return $this->db->R (); }         Public functionCheckrule ($w ){        $rules=$this-rules (); if( !$rules )            return $w; foreach($w  as $k= &$v ){            foreach($this->rules () as $r ){                if(Strpos($r[0],$k) !==false ){                     $v=$this-SetType($v,$r[1] ); }            }        }        return $w; }        /** * Change type by use of force . * @param unknown $v * @param unknown $type*/     Public function SetType($v,$type ){        Switch($type ){             Case' int ':$v= (int)$v;  Break;  Case' object_id ':$v=NewMongoId ($v);  Break;  Case' String ':default:$v= (string)$v;  Break; }        return $v; }         Public functionFind$where,$option=Array() ){        $where=$this->checkrule ($where ); $_fields=Array(); if( !Empty($option[' Fields '] ) ){            $_fields=Explode(‘,‘,$option[' Fields ']); }        $cursor=$this->db->r ()->selectdb ($this->getdbname ())->selectcollection ($this->getcolname ())->find ($where,$_fields ); if( !Empty($option[' Sort '] ) ){            $cursor=$cursor-Sort($option[' Sort '] ); }        if( !Empty($option[' Page '] ) ){            $option[' offset '] = ($option[' Page ']-1) *$option[' Page_size ']; $option[' limit '] =$option[' Page_size ']; }        if( !Empty($option[' Limit '] ) ){            if( !Empty($option[' Offset '] ) ){                $cursor=$cursor->skip ($option[' Offset '] ); }            $cursor=$cursor->limit ((int)$option[' Limit '] ); }        returnIterator_to_array ($cursor ); }         Public functionFindOne ($where ){        $where=$this->checkrule ($where ); $_fields=Array(); if( !Empty($option[' Fields '] ) ){            $_fields=Explode(‘,‘,$option[' Fields ']); }        return $this->db->r ()->selectdb ($this->getdbname ())->selectcollection ($this->getcolname ())->findone ($where,$_fields ); }         Public functionInsert$data,$opt ){        return $this->db->w ()->selectdb ($this->getdbname ())->selectcollection ($this->getcolname ())->insert ($data,$opt ); }         Public functionUpdate$where,$data,$opt=Array() ){        $ret=$this->db->w ()->selectdb ($this->getdbname ())->selectcollection ($this->getcolname ())->update ($where,$data,$opt ); return $ret; }}?>

mongoar.php

<?PHP/** * @author jiangzaixing*/classMongomodelextendsmongoar{ Public $PK= ' _id '; Private $attributes=Array(); protected $mongodb _col=NULL; Static $models=Array(); Static  Public functionGetInstance ($name=__class__ ){        if( !isset(Self::$models[$name] ) Self::$models[$name] =New $name(); returnSelf::$models[$name]; }    /** * Get current collection*/    protected functionGetcol () {}/** Get table name*/    protected functionGetcolname () {} Public functionSetAttributes (Array $arr ){        $this->attributes =$arr; return $this; }         Public functionSave () {$pValue= (isset($this->attributes[$this-&GT;PK]) &&!Empty($this->attributes[$this-&GT;PK])?$this->attributes[$this-&GT;PK]: "; if(Empty($pValue ) ){            $ret=$this->insert ($this-attributes); }Else{            $this->attributes =$this->checkrule ($this-attributes); $where[$this-&GT;PK] =$this->attributes[$this-PK]; unset($this->attributes[$this-PK]); $ret=$this->update ($where,Array(' $set ' =$this-attributes)); }        return $ret; }}?>

mongomodel.php

PHP MongoDB AR