/library/shared.php

<?php
/** Check if environment is development and display errors **/

function setReporting() {
  if (DEVELOPMENT_ENVIRONMENT == true) {
    error_reporting(E_ALL);
    ini_set('display_errors','On');
  } else {
    error_reporting(E_ALL);
    ini_set('display_errors','Off');
    ini_set('log_errors', 'On');
    ini_set('error_log', ROOT.DS.'tmp'.DS.'logs'.DS.'error.log');
  }
}

/** Check for Magic Quotes and remove them **/

function stripSlashesDeep($value) {
  $value = is_array($value) ? array_map('stripSlashesDeep', $value) : stripslashes($value);
  return $value;
}

function removeMagicQuotes() {
  if ( get_magic_quotes_gpc() ) {
    $_GET    = stripSlashesDeep($_GET   );
    $_POST   = stripSlashesDeep($_POST  );
    $_COOKIE = stripSlashesDeep($_COOKIE);
  }
}

/** Check register globals and remove them **/

function unregisterGlobals() {
  if (ini_get('register_globals')) {
    $array = array('_SESSION', '_POST', '_GET', '_COOKIE', '_REQUEST', '_SERVER', '_ENV', '_FILES');
    foreach ($array as $value) {
      foreach ($GLOBALS[$value] as $key => $var) {
        if ($var === $GLOBALS[$key]) {
          unset($GLOBALS[$key]);
        }
      }
    }
  }
}

/** Main Call Function **/

function callHook() {
  global $url;

  $urlArray = array();
  $urlArray = explode("/",$url);

  $controller = $urlArray[0];
  array_shift($urlArray);
  $action = $urlArray[0];
  array_shift($urlArray);
  $queryString = $urlArray;

  $controllerName = $controller;
  $controller = ucwords($controller);
  $model = $controller;
  $controller .= 'Controller';
  $dispatch = new $controller($model,$controllerName,$action);

  if ((int)method_exists($controller, $action)) {
    call_user_func_array(array($dispatch,$action),$queryString);
  } else {
    /* Error Generation Code Here */
  }
}

/** Autoload any classes that are required **/

// function __autoload($className) {
//   if (file_exists(ROOT . DS . 'library' . DS . strtolower($className) . '.class.php')) {
//     echo ROOT . DS . 'library' . DS . strtolower($className) . '.class.php<br/>';
//     require_once(ROOT . DS . 'library' . DS . strtolower($className) . '.class.php');
//   } else if (file_exists(ROOT . DS . 'application' . DS . 'controllers' . DS . strtolower($className) . '.php')) {
//     require_once(ROOT . DS . 'application' . DS . 'controllers' . DS . strtolower($className) . '.php');
//   } else if (file_exists(ROOT . DS . 'application' . DS . 'models' . DS . strtolower($className) . '.php')) {
//     require_once(ROOT . DS . 'application' . DS . 'models' . DS . strtolower($className) . '.php');
//   } else {
//     /* Error Generation Code Here */
//   }
// }

setReporting();
removeMagicQuotes();
unregisterGlobals();
callHook();