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132 lines
2.9 KiB
PHP
132 lines
2.9 KiB
PHP
<?php
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class Db implements IDb {
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private static $instance;
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private $adapter;
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private $link;
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private $pdo;
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private function __construct() {
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$er = error_reporting(E_ALL);
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switch (DB_TYPE) {
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case "mysql":
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$this->adapter = new Db_Mysqli();
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break;
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case "pgsql":
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$this->adapter = new Db_Pgsql();
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break;
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default:
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die("Unknown DB_TYPE: " . DB_TYPE);
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}
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if (!$this->adapter) {
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print("Error initializing database adapter for " . DB_TYPE);
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exit(100);
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}
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$db_port = defined('DB_PORT') && DB_PORT ? ';port='.DB_PORT : '';
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$this->pdo = new PDO(DB_TYPE . ':dbname='.DB_NAME.';host='.DB_HOST.$db_port,
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DB_USER,
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DB_PASS);
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$this->pdo->setAttribute( PDO::ATTR_ERRMODE, PDO::ERRMODE_WARNING );
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if (!$this->pdo) {
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print("Error connecting via PDO.");
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exit(101);
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}
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if (DB_TYPE == "pgsql") {
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$this->pdo->query("set client_encoding = 'UTF-8'");
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$this->pdo->query("set datestyle = 'ISO, european'");
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$this->pdo->query("set TIME ZONE 0");
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$this->pdo->query("set cpu_tuple_cost = 0.5");
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} else if (DB_TYPE == "mysql") {
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$this->pdo->query("SET time_zone = '+0:0'");
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if (defined('MYSQL_CHARSET') && MYSQL_CHARSET) {
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$this->pdo->query("SET NAMES " . MYSQL_CHARSET);
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}
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}
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$this->link = $this->adapter->connect(DB_HOST, DB_USER, DB_PASS, DB_NAME, defined('DB_PORT') ? DB_PORT : "");
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if (!$this->link) {
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print("Error connecting through adapter: " . $this->adapter->last_error());
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exit(101);
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}
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error_reporting($er);
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}
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private function __clone() {
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//
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}
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public static function get() {
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if (self::$instance == null)
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self::$instance = new self();
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return self::$instance;
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}
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public static function pdo() {
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if (self::$instance == null)
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self::$instance = new self();
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return self::$instance->pdo;
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}
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static function quote($str){
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return("'$str'");
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}
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function reconnect() {
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$this->link = $this->adapter->connect(DB_HOST, DB_USER, DB_PASS, DB_NAME, defined('DB_PORT') ? DB_PORT : "");
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}
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function connect($host, $user, $pass, $db, $port) {
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//return $this->adapter->connect($host, $user, $pass, $db, $port);
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return ;
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}
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function escape_string($s, $strip_tags = true) {
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return $this->adapter->escape_string($s, $strip_tags);
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}
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function query($query, $die_on_error = true) {
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return $this->adapter->query($query, $die_on_error);
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}
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function fetch_assoc($result) {
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return $this->adapter->fetch_assoc($result);
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}
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function num_rows($result) {
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return $this->adapter->num_rows($result);
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}
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function fetch_result($result, $row, $param) {
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return $this->adapter->fetch_result($result, $row, $param);
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}
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function close() {
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return $this->adapter->close();
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}
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function affected_rows($result) {
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return $this->adapter->affected_rows($result);
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}
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function last_error() {
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return $this->adapter->last_error();
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}
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function last_query_error() {
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return $this->adapter->last_query_error();
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}
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} |