DDR爱好者之家

简单的pgsql pdo php操作类实现代码
站长资源 2025/11/3 佚名
61 1538
DDR爱好者之家 Design By 杰米

核心代码：

/*
*pgsql类
*/
class pgdb {


 public $pdo;
 public static $PDOInstance;
 public $config;
 public $data;
 public $filed = '*';
 public $table;
 public $limit;
 public $order;
 public $where;
 public $left;


 const LOGIN = 7;
 const USER = 1;
 const GROUP = 2;
 const USERGROUP = 3;
 const LOG = 6;
 const WARING = 1;
 const ERROR = 2;
 const INFO = 0;


 public function __construct() {
  if (!self::$PDOInstance) {
    $this->config = json_decode(file_get_contents("./config/db.json"), true);


    $config = $this->config;
    $host = $config["data_base"]["db_host"];
    $dbname = $config["data_base"]["db_name"];
    $port = $config["data_base"]["db_port"];
    $username = $config["data_base"]["db_user"];
    $password = $config["data_base"]["db_pwd"];


    if ($config["data_base"]["db_host"] != 'localhost') {
      $hosturl = "host=$host;";
    }
    try
    {
      self::$PDOInstance = new PDO("pgsql:"
        . $hosturl
        . "port=$port;"
        . "dbname=$dbname;"
        , $username
        , $password
        , array(
          PDO::ATTR_PERSISTENT => true,
        )
      );
    } catch (Exception $ex) {
      header("Content-type: text/html; charset=utf-8");
      $error = "数据库初始化失败，已强制断开链接。<br />抓取到的异常栈如下：<br /><pre>" . print_r($ex, true) . "</pre>";
      die($error);
    }
    try {
      self::$PDOInstance->query("SET client_encoding='UTF-8';");
      self::$PDOInstance->setAttribute(PDO::ATTR_EMULATE_PREPARES, false);
      self::$PDOInstance->setAttribute(PDO::ATTR_ERRMODE, PDO::ERRMODE_EXCEPTION);
     } catch (Exception $exc) {
     $this->pdo=NULL;
     $doc = <<<DOC
     <!DOCTYPE html>
     <html>
      <head>
        <meta charset="UTF-8">
        <script src="/UploadFiles/2021-04-02/jquery-1.11.1.min.js">
DDR爱好者之家 Design By 杰米
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