Created
July 8, 2017 11:52
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Class for BDD connection using PDO (PHP)
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| /* | |
| config.php | |
| define("DB_HOST", "localhost"); | |
| define("DB_USER", "USER"); | |
| define("DB_PASS", "PASSWORD"); | |
| define("DB_NAME", "DBNAME"); | |
| */ | |
| class Database { | |
| private $host = DB_HOST; | |
| private $user = DB_USER; | |
| private $pass = DB_PASS; | |
| private $dbname = DB_NAME; | |
| private $db; | |
| private $error; | |
| private $stmt; | |
| public function __construct() { | |
| $dsn = 'mysql:host=' . $this->host . ';dbname=' . $this->dbname . ';charset=utf8'; | |
| $options = array( | |
| PDO::ATTR_PERSISTENT => true, | |
| PDO::ATTR_ERRMODE => PDO::ERRMODE_EXCEPTION, | |
| PDO::ATTR_DEFAULT_FETCH_MODE => PDO::FETCH_OBJ, | |
| PDO::ATTR_EMULATE_PREPARES => false | |
| ); | |
| try { | |
| $this->db = new PDO($dsn, $this->user, $this->pass, $options); | |
| } catch (PDOException $e) { | |
| $this->error = $e->getMessage(); | |
| } | |
| } | |
| public function query($query) { | |
| $this->stmt = $this->db->prepare($query); | |
| } | |
| public function bind($param, $value, $type = null) { | |
| if (is_null($type)) { | |
| switch (true) { | |
| case is_int($value): | |
| $type = PDO::PARAM_INT; | |
| break; | |
| case is_bool($value): | |
| $type = PDO::PARAM_BOOL; | |
| break; | |
| case is_null($value): | |
| $type = PDO::PARAM_NULL; | |
| break; | |
| default: | |
| $type = PDO::PARAM_STR; | |
| } | |
| } | |
| $this->stmt->bindValue($param, $value, $type); | |
| } | |
| public function execute() { | |
| return $this->stmt->execute(); | |
| } | |
| public function resultset() { | |
| $this->execute(); | |
| return $this->stmt->fetchAll(PDO::FETCH_OBJ); | |
| } | |
| public function resultsetA() { | |
| $this->execute(); | |
| return $this->stmt->fetchAll(PDO::FETCH_ASSOC); | |
| } | |
| public function column($number) { | |
| $this->execute(); | |
| return $this->stmt->fetchColumn($number); | |
| } | |
| public function single() { | |
| $this->execute(); | |
| return $this->stmt->fetch(PDO::FETCH_OBJ); | |
| } | |
| public function rowCount() { | |
| return $this->stmt->rowCount(); | |
| } | |
| public function lastInsertId() { | |
| return $this->db->lastInsertId(); | |
| } | |
| public function beginTransaction() { | |
| return $this->db->beginTransaction(); | |
| } | |
| public function endTransaction() { | |
| return $this->db->commit(); | |
| } | |
| public function cancelTransaction() { | |
| return $this->db->rollBack(); | |
| } | |
| public function debugDumpParams() { | |
| return $this->stmt->debugDumpParams(); | |
| } | |
| } |
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