Initial MVC

application/core/ajax.php

@@ -1,4 +1,5 @@
 <?php
+namespace Core;
 
 class Ajax
 {
@@ -16,16 +17,16 @@ class Ajax
 	
 	public function token(){
 		if(empty($_SESSION['token'])){
-			throw new Exception("Direct access violation.");
+			throw new \Exception("Direct access violation.");
 		}
 		
 		$headers = apache_request_headers();
 		if(!isset($headers['Csrf-Token']) || empty($_SESSION['token'])){
-			throw new Exception("No CSRF token.");
+			throw new \Exception("No CSRF token.");
 		}
 		
 		if($headers['Csrf-Token'] !== $_SESSION['token']){
-			throw new Exception("Wrong CSRF token.");
+			throw new \Exception("Wrong CSRF token.");
 		}
 	}
 	

application/core/config.php

@@ -1,4 +1,5 @@
 <?php
+namespace Core;
 
 class Config
 {
@@ -45,4 +46,4 @@ class Config
 	}
 }
 
-class ConfigException extends Exception {}
+class ConfigException extends \Exception {}

application/core/db.php

@@ -1,14 +1,15 @@
 <?php
+namespace Core;
 
-// v3.43 (+ query counter)
 class DB
 {
 	private static $_instance = null;
 	
 	private $_PDO;
 	private $_query;
-	
-	private $_query_counter;
+
+	private $_query_counter = 0;
+	public $_escape_output = false;
 	
 	// Handle instances
 	public final static function get_instance(){
@@ -46,7 +47,7 @@ class DB
 				Config::get_safe('mysql_pass', '')
 			);
 			$this->_PDO->exec('SET NAMES utf8'); 
-		} catch (PDOException $e) {
+		} catch (\PDOException $e) {
 			throw new DBException($e->getMessage());
 		}
 		
@@ -99,7 +100,7 @@ class DB
 			
 			// Execute
 			$this->_query->execute();
-		} catch (PDOException $e) {
+		} catch (\PDOException $e) {
 			throw new DBException($e->getMessage());
 		}
 		
@@ -229,7 +230,17 @@ class DB
 	
 	// Get all rows
 	public final function all($type = \PDO::FETCH_ASSOC){
-		return $this->_query->fetchAll($type);
+		$rows = $this->_query->fetchAll($type);
+		
+		if($this->_escape_output){
+			foreach($rows as &$row){
+				foreach($row as &$col){
+					$col = htmlspecialchars($col);
+				}
+			}
+		}
+
+		return $rows;
 	}
 	
 	// Get all values to one dimensional array
@@ -258,7 +269,7 @@ class DB
 		// Try to execute MySQL
 		try {
 			$this->_PDO->exec($sql);
-		} catch (PDOException $e) {
+		} catch (\PDOException $e) {
 			throw new DBException($e->getMessage());
 		}
 		
@@ -271,4 +282,4 @@ class DB
 }
 
 // Handle DB errors
-class DBException extends Exception{}
+class DBException extends \Exception{}

application/core/log.php

@@ -1,4 +1,5 @@
 <?php
+namespace Core;
 
 class Log
 {

application/core/model.php

@@ -0,0 +1,30 @@
+<?php
+namespace Core;
+
+abstract class Model
+{
+	protected $_DB;
+	protected $_safe_input;
+
+	private static $_instance = null;
+
+	public final static function get_instance(){
+		if(self::$_instance == null){
+			self::$_instance = new static();
+		}
+		
+		return self::$_instance;
+	}
+
+	protected function __construct(){
+		$this->_DB = DB::get_instance();
+	}
+
+	protected function input(&$data){
+		foreach($data as $key => &$value){
+			if(!array_key_exists($key, $this->_safe_input)){
+				unset($value);
+			}
+		}
+	}
+}

application/core/splclassloader.php

@@ -1,4 +1,6 @@
 <?php
+namespace Core;
+
 /**
  * SplClassLoader implementation that implements the technical interoperability
  * standards for PHP 5.3 namespaces and class names.
@@ -134,7 +136,7 @@ class SplClassLoader
 			$full = ($this->_includePath !== null ? $this->_includePath . DIRECTORY_SEPARATOR : '') . $fileName;
 			
 			if (!file_exists($full)) {
-				throw new Exception("Class file for '".$className."' not found");
+				throw new \Exception("Class file for '".$className."' not found");
 			}
 			
 			require $full;

application/model/user.php

@@ -0,0 +1,57 @@
+<?php
+namespace Model;
+
+class User extends \Core\Model
+{
+	const SESSION_NAME = "logged_in";
+	
+	private $_force_login;
+	private $_nick;
+	private $_pass;
+
+	public function __construct(){
+		if($this->_force_login = \Core\Config::get_safe("force_login", false)){
+			$this->_nick = \Core\Config::get("nick");
+			$this->_pass = \Core\Config::get_safe("pass", "");
+		}
+	}
+
+	private function make_hash($nick, $pass){
+		return md5($nick.$pass);
+	}
+
+	public function is_logged_in(){
+		return !$this->_force_login || (!empty($_SESSION[User::SESSION_NAME]) && $_SESSION[User::SESSION_NAME] == $this->make_hash($this->_nick, $this->_pass));
+	}
+
+	public function login($nick, $pass){
+		if(!$this->_force_login){
+			return true;
+		}
+		
+		if($this->is_logged_in()){
+			throw new Exception("You are already logged in.");
+		}
+		
+		if($this->_nick == $nick && $this->_pass == $pass){
+			$_SESSION[User::SESSION_NAME] = $this->make_hash($nick, $pass);
+			return true;
+		}
+		
+		\Core\Log::put("login_fails", $nick);
+		throw new Exception("The nick or password is incorrect.");
+	}
+	
+	public function logout(){
+		if(!$this->_force_login){
+			throw new Exception("You can't log out. There is no account.");
+		}
+		
+		if(!$this->is_logged_in()){
+			throw new Exception("You are not even logged in.");
+		}
+		
+		$_SESSION[User::SESSION_NAME] = false;
+		return true;
+	}
+}

common.php

@@ -2,10 +2,11 @@
 
 // Define PROJECT PATH
 define('PROJECT_PATH', dirname(__FILE__));
+define('APP_PATH', PROJECT_PATH.'/application');
 
 // Load Autoloader
-require "lib/splclassloader.class.php";
-$classLoader = new SplClassLoader(null, PROJECT_PATH.'/lib');
+require APP_PATH."core/splclassloader.class.php";
+$classLoader = new \Core\SplClassLoader(null, APP_PATH);
 $classLoader->setFileExtension('.class.php');
 $classLoader->register();
 

lib/user.class.php

@@ -1,45 +0,0 @@
-<?php
-
-class user
-{
-	const SESSION_NAME = "logged_in";
-	
-	public static function is_logged_in(){
-		if(!Config::get_safe("force_login", false)){
-			return true;
-		}
-		
-		return !empty($_SESSION[User::SESSION_NAME]) && $_SESSION[User::SESSION_NAME] == md5(Config::get("nick").Config::get_safe("pass", ""));
-	}
-	
-	public static function login($nick, $pass){
-		if(!Config::get_safe("force_login", false)){
-			return true;
-		}
-		
-		if(self::is_logged_in()){
-			throw new Exception("You are already logged in.");
-		}
-		
-		if(Config::get("nick") == $nick && Config::get_safe("pass", "") == $pass){
-			$_SESSION[User::SESSION_NAME] = md5($nick.$pass);
-			return true;
-		}
-		
-		Log::put("login_fails", $nick);
-		throw new Exception("The nick or password is incorrect.");
-	}
-	
-	public static function logout(){
-		if(!Config::get_safe("force_login", false)){
-			throw new Exception("You can't log out. There is no account.");
-		}
-		
-		if(!self::is_logged_in()){
-			throw new Exception("You are not even logged in.");
-		}
-		
-		$_SESSION[User::SESSION_NAME] = false;
-		return true;
-	}
-}