Konstantin
112 lines
2.9 KiB
PHP
112 lines
2.9 KiB
PHP
<?php
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namespace DB;
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final class mPDO {
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private $connection = null;
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private $statement = null;
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public function __construct($hostname, $username, $password, $database, $port = '3306') {
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try {
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$this->connection = new \PDO("mysql:host=" . $hostname . ";port=" . $port . ";dbname=" . $database, $username, $password, array(\PDO::ATTR_PERSISTENT => true));
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} catch(\PDOException $e) {
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throw new \Exception('Failed to connect to database. Reason: \'' . $e->getMessage() . '\'');
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}
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$this->connection->exec("SET NAMES 'utf8'");
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$this->connection->exec("SET CHARACTER SET utf8");
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$this->connection->exec("SET CHARACTER_SET_CONNECTION=utf8");
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$this->connection->exec("SET SQL_MODE = ''");
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}
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public function prepare($sql) {
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$this->statement = $this->connection->prepare($sql);
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}
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public function bindParam($parameter, $variable, $data_type = \PDO::PARAM_STR, $length = 0) {
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if ($length) {
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$this->statement->bindParam($parameter, $variable, $data_type, $length);
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} else {
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$this->statement->bindParam($parameter, $variable, $data_type);
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}
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}
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public function execute() {
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try {
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if ($this->statement && $this->statement->execute()) {
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$data = array();
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while ($row = $this->statement->fetch(\PDO::FETCH_ASSOC)) {
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$data[] = $row;
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}
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$result = new \stdClass();
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$result->row = (isset($data[0])) ? $data[0] : array();
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$result->rows = $data;
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$result->num_rows = $this->statement->rowCount();
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}
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} catch(\PDOException $e) {
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throw new \Exception('Error: ' . $e->getMessage() . ' Error Code : ' . $e->getCode());
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}
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}
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public function query($sql, $params = array()) {
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$this->statement = $this->connection->prepare($sql);
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$result = false;
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try {
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if ($this->statement && $this->statement->execute($params)) {
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$data = array();
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while ($row = $this->statement->fetch(\PDO::FETCH_ASSOC)) {
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$data[] = $row;
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}
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$result = new \stdClass();
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$result->row = (isset($data[0]) ? $data[0] : array());
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$result->rows = $data;
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$result->num_rows = $this->statement->rowCount();
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}
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} catch (\PDOException $e) {
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throw new \Exception('Error: ' . $e->getMessage() . ' Error Code : ' . $e->getCode() . ' <br />' . $sql);
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}
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if ($result) {
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return $result;
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} else {
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$result = new \stdClass();
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$result->row = array();
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$result->rows = array();
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$result->num_rows = 0;
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return $result;
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}
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}
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public function escape($value) {
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return str_replace(array("\\", "\0", "\n", "\r", "\x1a", "'", '"'), array("\\\\", "\\0", "\\n", "\\r", "\Z", "\'", '\"'), $value);
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}
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public function countAffected() {
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if ($this->statement) {
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return $this->statement->rowCount();
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} else {
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return 0;
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}
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}
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public function getLastId() {
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return $this->connection->lastInsertId();
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}
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public function isConnected() {
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if ($this->connection) {
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return true;
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} else {
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return false;
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}
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}
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public function __destruct() {
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$this->connection = null;
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}
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}
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