MongoDB操作类PHP代码是怎样的

MongoDB操作类PHP代码是怎样的，针对这个问题，这篇文章详细介绍了相对应的分析和解答，希望可以帮助更多想解决这个问题的小伙伴找到更简单易行的方法。

<?php
include_once dirname(dirname(dirname(__FILE__))).DIRECTORY_SEPARATOR.'Config'.DIRECTORY_SEPARATOR.'database.php';
class MongoClass3{
  static public $conn;//数据库连接
  static public $db;//数据库选择
  static public $collection;//结果集合
  public $debug;
  public function __construct($type=0){
    $database='';
    $database = new DATABASE_CONFIG();
    if($type==1){
        $mongo_master = $database->mongo_hems3;
    }else if($type==2) {
       $mongo_master = $database->mongo162;
    }else if($type == 3) {
         $mongo_master = $database->mongo_yuanchuang;
    } else if($type==5) {
        $mongo_master = $database->mongo_backup;
    }
    else if($type == 0){
        $mongo_master = $database->mongo;
    }
    $host_master = $mongo_master['host'];
    $database    = $mongo_master['database'];
    $port        = $mongo_master['port'];
    $this->debug = true;
//    $this->conn = new Mongo("mongodb://${username}:${password}@${host}");
//    $this->conn = new Mongo("mongodb://${host_master},${host_slave}",array("replicaSet" => "shard"));
    try{
        $this->conn = new Mongo("mongodb://${host_master}:${port}");
    }catch(Exception $e){
        $str = $e."\r\n".date('Y-m-d H:i:s',time())." 连接mongo失败\r\n";
        $this->getMongoLogo($str);
        return false;
    }
//     $this->conn=$db->admin;
//     $this->conn->authenticate('root', '123456');
    $this->db = $this->conn->{$database};
  }
    
    public function getCount($collection,$conditions = array()){
        $this->collection = $this->db->{$collection};
        $count = $this->collection->find($conditions)->count();
        return $count;
    }
    
    public function getData($collection,$conditions = array(),$field=array(),$order=array(),$start=0,$pernum=20){
        $this->collection = $this->db->{$collection};
        if(empty($collection)){
            return false;
        }
        try {
            if($start==1&&$pernum==0){
                if($order){
                    $res = $this->collection->find($conditions,$field)->slaveOkay(true)->sort($order);
                }else{
                    $res = $this->collection->find($conditions,$field)->slaveOkay(true);
                }
            }else{
                if($order){
                    $res = $this->collection->find($conditions,$field)->slaveOkay(true)->sort($order)->skip($start)->limit($pernum);
                }else{
                    $res = $this->collection->find($conditions,$field)->slaveOkay(true)->skip($start)->limit($pernum);
                }
            }
        }catch(Exception $e){
            $res = array();
            $str =  date('Y-m-d H:i:s',time())." 从集合".$collection."获取数据\r\n条件为：\r\n";
            $str1= '';
            foreach($conditions as $key => $val){
                $str1.= $key."------------".$val."\r\n";
            }
            $this->getMongoLogo($str.$str1."失败\r\n");
            return false;
        }
        try{
            $res->rewind();
        }catch(Exception $e){
            $str =  date('Y-m-d H:i:s',time())." 从集合".$collection."获取数据\r\n条件为：\r\n";
            $str1= '';
            foreach($conditions as $key => $val){
                $str1.= $key."------------".$val."\r\n";
            }
            $this->getMongoLogo($str.$str1."失败\r\n");
            return false;
        }
        if($res->valid()){
            return iterator_to_array($res,true);
        }else{
            return false;
        }
    }
    
    public function getDataOr($collection,$conditions){
        $this->collection = $this->db->{$collection};
        $res = $this->collection->find(array('$or'=>$conditions));
        return $res;
    }
    
    public function getIdDataCount($collection,$conditions = array()){
        $this->collection = $this->db->{$collection};
        $count = $this->collection->find($conditions)->count();
        return $count;
    }
    
    public function getIdData($collection,$conditions){
        $this->collection = $this->db->{$collection};
        $res = $this->collection->find($conditions);
        return $res;
    }
    
    public function editData($collection,$conditions,$data){
        $this->collection = $this->db->{$collection};
        if($this->collection->update($conditions ,array('$set'=>$data),array('multiple'=>1))){
            $code = 1;
            $msg  = '修改成功!';
        }else{
            $code = 0;
            $msg  = '修改失败!';
        }
        return array('code'=>$code,'msg'=>$msg);
    }
    
    
    public function delData($collection,$conditions){
        $this->collection = $this->db->{$collection};
        if($this->collection->remove($conditions)){
            $code = 1;
            $msg  = '删除成功!';
        }else{
            $code = 0;
            $msg  = '删除失败!';
        }
        return array('code'=>$code,'msg'=>$msg);
   }
    
    public function save($collection,$field,$flag=0){
        $this->collection = $this->db->{$collection};
        $log = "";
        foreach($field as $kdata => $vdata){
            $log .= $kdata.":".$vdata.",";
        }
        $log = trim($log,",");
        $newLog = "\r\n-------\r\ntime:".date("Y-m-d H:i:s")."\r\ndata".$log;
        $oldLog = file_get_contents("../tmp/mongoLog.txt");
        @file_put_contents("../tmp/mongoLog.txt",$oldLog.$newLog);
        if($flag){
          $result = $this->collection->save($field,array('safe'=>1));
        }else{
          $result = $this->collection->insert($field,array('safe'=>1));
        }
        return $result;
    }
   
}
?>

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