Файл: class/Pdo.php
Строк: 60
<?php
defined('_CONSTANT_') or die('Error. You don`t have permision to access.');
if (!class_exists('PDO'))
die('Fatal Error: Для работы нужна поддержка PDO.');
/* клон класса PDO */
class PDO_ extends PDO {
function __construct($dsn, $username, $password) {
parent :: __construct($dsn, $username, $password);
$this -> setAttribute(PDO :: ATTR_ERRMODE, PDO :: ERRMODE_EXCEPTION);
$this -> setAttribute(PDO :: ATTR_DEFAULT_FETCH_MODE, PDO :: FETCH_ASSOC);
}
function prepare($sql, $options= NULL) {
$stmt = parent :: prepare($sql, array(
PDO :: ATTR_STATEMENT_CLASS => array('PDOStatement_')
));
return $stmt;
}
/* аналог запроса mysql_query */
function query($sql, $params = array()) {
$stmt = $this -> prepare($sql);
$stmt -> execute($params);
return $stmt;
}
/* аналог mysql_result */
function querySingle($sql, $params = array()) {
$stmt = $this -> query($sql, $params);
$stmt -> execute($params);
return $stmt -> fetchColumn(0);
}
/* аналог mysql_fetch_assoc(mysql_query */
function queryFetch($sql, $params = array()) {
$stmt = $this -> query($sql, $params);
$stmt -> execute($params);
return $stmt -> fetch();
}
}
// ----------------------------------------------------//
class PDOStatement_ extends PDOStatement {
function execute($params = array()) {
if (func_num_args() == 1) {
$params = func_get_arg(0);
} else {
$params = func_get_args();
}
if (!is_array($params)) {
$params = array($params);
}
parent :: execute($params);
return $this;
}
function fetchSingle() {
return $this -> fetchColumn(0);
}
function fetchAssoc() {
$this -> setFetchMode(PDO :: FETCH_NUM);
$data = array();
while ($row = $this -> fetch()) {
$data[$row[0]] = $row[1];
}
return $data;
}
}
class DB {
static $dbs;
public function __construct() {
try {
self :: $dbs = new PDO_('mysql:host=' . DBHOST . ';port=' . DBPORT . ';dbname=' . DBNAME, DBUSER, DBPASS);
self :: $dbs -> exec('SET CHARACTER SET utf8');
self :: $dbs -> exec('SET NAMES utf8');
}
catch (PDOException $e) {
die('Connection failed: ' . $e -> getMessage());
}
}
}
$db = new DB();
?>