first commit

public/system/library/db/mysql.php

@@ -0,0 +1,90 @@
+<?php
+namespace DB;
+final class MySQL {
+	private $connection;
+
+	public function __construct($hostname, $username, $password, $database, $port = '3306') {
+		if (!$this->connection = mysql_connect($hostname . ':' . $port, $username, $password)) {
+			trigger_error('Error: Could not make a database link using ' . $username . '@' . $hostname);
+			exit();
+		}
+
+		if (!mysql_select_db($database, $this->connection)) {
+			throw new \Exception('Error: Could not connect to database ' . $database);
+		}
+
+		mysql_query("SET NAMES 'utf8'", $this->connection);
+		mysql_query("SET CHARACTER SET utf8", $this->connection);
+		mysql_query("SET CHARACTER_SET_CONNECTION=utf8", $this->connection);
+		mysql_query("SET SQL_MODE = ''", $this->connection);
+	}
+
+	public function query($sql) {
+		if ($this->connection) {
+			$resource = mysql_query($sql, $this->connection);
+
+			if ($resource) {
+				if (is_resource($resource)) {
+					$i = 0;
+
+					$data = array();
+
+					while ($result = mysql_fetch_assoc($resource)) {
+						$data[$i] = $result;
+
+						$i++;
+					}
+
+					mysql_free_result($resource);
+
+					$query = new \stdClass();
+					$query->row = isset($data[0]) ? $data[0] : array();
+					$query->rows = $data;
+					$query->num_rows = $i;
+
+					unset($data);
+
+					return $query;
+				} else {
+					return true;
+				}
+			} else {
+				$trace = debug_backtrace();
+
+				throw new \Exception('Error: ' . mysql_error($this->connection) . '<br />Error No: ' . mysql_errno($this->connection) . '<br /> Error in: <b>' . $trace[1]['file'] . '</b> line <b>' . $trace[1]['line'] . '</b><br />' . $sql);
+			}
+		}
+	}
+
+	public function escape($value) {
+		if ($this->connection) {
+			return mysql_real_escape_string($value, $this->connection);
+		}
+	}
+
+	public function countAffected() {
+		if ($this->connection) {
+			return mysql_affected_rows($this->connection);
+		}
+	}
+
+	public function getLastId() {
+		if ($this->connection) {
+			return mysql_insert_id($this->connection);
+		}
+	}
+	
+	public function isConnected() {
+		if ($this->connection) {
+			return true;
+		} else {
+			return false;
+		}
+	}
+	
+	public function __destruct() {
+		if ($this->connection) {
+			mysql_close($this->connection);
+		}
+	}
+}