Created
February 24, 2016 11:24
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| <?php | |
| class db { | |
| public $isConnected; | |
| protected $datab; | |
| public function __construct($username, $password, $host, $dbname, $options=array()){ | |
| $this->isConnected = true; | |
| try { | |
| $this->datab = new PDO("mysql:host={$host};dbname={$dbname};charset=utf8", $username, $password, $options); | |
| $this->datab->setAttribute(PDO::ATTR_ERRMODE, PDO::ERRMODE_EXCEPTION); | |
| $this->datab->setAttribute(PDO::ATTR_DEFAULT_FETCH_MODE, PDO::FETCH_ASSOC); | |
| } | |
| catch(PDOException $e) { | |
| $this->isConnected = false; | |
| throw new Exception($e->getMessage()); | |
| } | |
| } | |
| public function Disconnect(){ | |
| $this->datab = null; | |
| $this->isConnected = false; | |
| } | |
| public function getRow($query, $params=array()){ | |
| try{ | |
| $stmt = $this->datab->prepare($query); | |
| $stmt->execute($params); | |
| return $stmt->fetch(); | |
| }catch(PDOException $e){ | |
| throw new Exception($e->getMessage()); | |
| } | |
| } | |
| public function getRows($query, $params=array()){ | |
| try { | |
| $stmt = $this->datab->prepare($query); | |
| $stmt->execute($params); | |
| return $stmt->fetchAll(); | |
| } catch(PDOException $e){ | |
| throw new Exception($e->getMessage()); | |
| } | |
| } | |
| public function insertRow($query, $params){ | |
| try{ | |
| $stmt = $this->datab->prepare($query); | |
| $stmt->execute($params); | |
| return $this->datab->lastInsertId(); | |
| } catch(PDOException $e){ | |
| throw new Exception($e->getMessage()); | |
| } | |
| } | |
| public function updateRow($query, $params){ | |
| return $this->insertRow($query, $params); | |
| } | |
| public function deleteRow($query, $params){ | |
| return $this->insertRow($query, $params); | |
| } | |
| } | |
| //USAGE | |
| /* | |
| Connecting to DataBase | |
| $db = new db("root", "", "localhost", "database", array(PDO::MYSQL_ATTR_INIT_COMMAND => 'SET NAMES utf8')); | |
| Getting row | |
| $getrow = $db->getRow("SELECT email, username FROM users WHERE username =?", array("yusaf")); | |
| Getting multiple rows | |
| $getrows = $db->getRows("SELECT id, username FROM users"); | |
| inserting a row | |
| $insertrow = $db ->insertRow("INSERT INTO users (username, email) VALUES (?, ?)", array("yusaf", "yusaf@email.com")); | |
| updating existing row | |
| $updaterow = $db->updateRow("UPDATE users SET username = ?, email = ? WHERE id = ?", array("yusafk", "yusafk@email.com", "1")); | |
| delete a row | |
| $deleterow = $db->deleteRow("DELETE FROM users WHERE id = ?", array("1")); | |
| disconnecting from database | |
| $db->Disconnect(); | |
| checking if database is connected | |
| if($db->isConnected){ | |
| echo "you are connected to the database"; | |
| }else{ | |
| echo "you are not connected to the database"; | |
| } | |
| */ |
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