first commit

public/system/library/db/mysqli.php

@@ -0,0 +1,64 @@
+<?php
+namespace DB;
+final class MySQLi {
+	private $connection;
+
+	public function __construct($hostname, $username, $password, $database, $port = '3306') {
+		$this->connection = new \mysqli($hostname, $username, $password, $database, $port);
+
+		if ($this->connection->connect_error) {
+			throw new \Exception('Error: ' . $this->connection->connect_error . '<br />Error No: ' . $this->connection->connect_errno);
+		}
+
+		$this->connection->set_charset("utf8");
+		$this->connection->query("SET SQL_MODE = ''");
+		$this->connection->query("SET SESSION sql_mode = 'NO_ENGINE_SUBSTITUTION'");
+	}
+
+	public function query($sql) {
+		$query = $this->connection->query($sql);
+
+		if (!$this->connection->errno) {
+			if ($query instanceof \mysqli_result) {
+				$data = array();
+
+				while ($row = $query->fetch_assoc()) {
+					$data[] = $row;
+				}
+
+				$result = new \stdClass();
+				$result->num_rows = $query->num_rows;
+				$result->row = isset($data[0]) ? $data[0] : array();
+				$result->rows = $data;
+
+				$query->close();
+
+				return $result;
+			} else {
+				return true;
+			}
+		} else {
+			throw new \Exception('Error: ' . $this->connection->error  . '<br />Error No: ' . $this->connection->errno . '<br />' . $sql);
+		}
+	}
+
+	public function escape($value) {
+		return $this->connection->real_escape_string($value);
+	}
+	
+	public function countAffected() {
+		return $this->connection->affected_rows;
+	}
+
+	public function getLastId() {
+		return $this->connection->insert_id;
+	}
+	
+	public function connected() {
+		return $this->connection->ping();
+	}
+	
+	public function __destruct() {
+		$this->connection->close();
+	}
+}