public function __construct() { // Enforce time limit, ignore aborts set_time_limit(2); ignore_user_abort(); // Load constants require_once 'system/core/constants.php'; // Set error reporting (debuging mode) if (debug) { error_reporting(E_ALL ^ E_DEPRECATED); } // Load security require_once 'system/core/security.php'; // Load dependencies require_once 'system/core/dependencies.php'; // Session handling date_default_timezone_set(local_timezone); session_start(); // Initialize the stack (stack routing) Stack::Push((isset($_REQUEST[route_key]) and trim($_REQUEST[route_key]) != '') ? $_REQUEST[route_key] : route_home); // Initialize buffering ob_start(); // Cycle the processes stack, run all the processors sucessively until the stack is empty. while (Stack::Ahead() > 0) { // Pre-init / re-init 'found' flag (in case the stack had multiple items) $found = false; // Catch anything that might happen try { foreach (route_repos as $rep => $types) { if (!is_array($types)) { $types = array($types); } foreach ($types as $t) { $p = $rep . Stack::Top() . $t; if (is_file($p)) { $found = true; // Update the output sequencer Output::Path(Stack::Path()); if (!(include $p)) { throw new SystemException(sprintf(err_include500, Stack::Top())); } break 2; } } } if (!$found) { throw new SystemException(sprintf(err_include404, Stack::Top())); } // Processor completed; pop the stack Stack::Pop(); } catch (Exception $e) { throw new SystemException($e); } } $this->buffer = ob_get_contents(); ob_end_clean(); // Pass the buffer to the output handler for final render Output::Flush($this->buffer); exit(1); }
*/ class Stack { //LIFO stack example protected $stack = array(); public function Push($item) { $this->stack[] = $item; } public function Pop() { return array_pop($this->stack); } } $stack = new Stack(); $stack->Push("first element"); $stack->Push("second element"); $stack->Push("third element"); var_dump($stack); $last = $stack->Pop(); printf("Last stack element: %s\n", $last); var_dump($stack); //no element in stack for ($i = 0; $i < 3; $i++) { $last = $stack->Pop(); printf("Last stack element: %s\n", $last); } //new extended implementation class NewStack extends Stack { public function isEmpty()