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<?php
require_once "class/controller.class.php";
/*
* Root-level controller for Scrott app. This object will delegate the page request to the
* appropriate controller or handle it with an error message page.
*/
class Root extends Controller
{
/*
* Controller implementation
*/
function handle($argv)
{
/* TODO */
$argv = $this->normalizeArgv($argv);
echo implode("/", $argv);
}
/*
* Get a useful path string by normalizeing the $argv array received from the main function.
* This will remove directory names that appear in the $this->ar() string and the initial
* and trailing (if present) empty strings
*/
function normalizeArgv($argv)
{
$argv = array_values(array_filter($argv));
$ar = array_values(array_filter(explode("/", $this->ar())));
$i = 0;
$trunc = true;
if (count($ar) == 0)
return $argv;
foreach ($ar as $elem)
{
if ($elem != $argv[$i])
{
$trunc = false;
break;
}
$i++;
}
if (!$trunc)
return $argv;
return array_values(array_slice($argv, count($ar)));
}
}
?>
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