/**
* Ensure the controller is called from the command line.
*/
public function __construct()
{
if (php_sapi_name() !== 'cli' || !empty($_SERVER['REMOTE_ADDR'])) {
$err = new NotFoundError("Must be run from the command line.");
return $err->serve();
}
}
public function render()
{
if (!file_exists($this->file)) {
$e = new NotFoundError("View unavailable.");
$e->serve();
}
// make any object vars available as globals to the view
extract(get_object_vars($this));
require $this->file;
}
/**
* Instantiates the appropriate controller.
*/
public function delegate()
{
// route => /controller/method/args/args/
$fragments = explode('/', $this->route);
$numFrags = count($fragments);
// 'index' => 'IndexController'
$controller = ucfirst($fragments[0]) . 'Controller';
// the default action is 'index()'
$action = $numFrags > 1 ? $fragments[1] : 'index';
// if args are specified, then they'll be from n=2 to n-1
$args = $numFrags > 2 ? array_slice($fragments, 2, $numFrags - 1) : '';
// send a 404 error if the controller and/or method is invalid
if (!class_exists($controller) || !is_callable(array($controller, $action))) {
$e = new NotFoundError("<code>{$controller}->{$action}()</code> not found.");
$e->serve();
}
// instantiate class and call method
$class = new $controller();
$class->{$action}($args);
}
public function view($params = NULL)
{
// valid categories to search
$categories = array("common_name_id" => "Common Name", "breed" => "Breed", "sex" => "Sex", "shelter_id" => "Shelter");
$v = new View("animal_index");
$v->title = "Browse";
$v->showBrowser = true;
$animalModel = new AnimalModel();
// common name browser
$commonModel = new CommonNameModel();
$v->commonNames = $commonModel->getAll();
// breed browser
$breedModel = new BreedModel();
$v->breeds = $breedModel->getAll();
// shelter browser
$shelterModel = new ShelterModel();
$v->shelters = $shelterModel->getAll();
$v->animals = array();
// default page
if (!$params) {
$v->animals = $animalModel->getLatestAnimals(Site::getInstance()->getNumAnimals());
return $v->render();
}
// check params
if (!isset($categories[$params[0]])) {
$e = new NotFoundError("Invalid criteria");
return $e->serve();
}
// sanitize the params
for ($i = 0; $i < count($params); $i++) {
$params[$i] = filter_var($params[$i], FILTER_SANITIZE_STRING);
}
$v->title = "Browsing by {$categories[$params[0]]}";
$v->animals = $animalModel->getByCategory($params[0], $params[1]);
$v->render();
}
<?php
$root = realpath($_SERVER["DOCUMENT_ROOT"]);
require "{$root}/../inc/template.php";
class NotFoundError extends Page
{
function getTitle()
{
return '404 Error';
}
function getScripts()
{
return '';
}
function getBody()
{
return '' . '<p align="center">There has been a page not found error!</p>' . '<p align="center">Click <a href="http://war.re/n/">here</a> to ' . 'go to the index</p>' . '';
}
}
$page = new NotFoundError();
$page->render();
