<?php
    /**
     * Landing (login) page file.
     *
     * Provides a class with all the properties and methods to display the page.
     *
     * @category Page
     */

    /**
     * Require dependent files if not present.
     */
    require_once(PATH::PAGE . "Page.php");

    /**
     * Error page model.
     *
     * @category Page
     */
    class Error_Page extends Page{

        /**
         * @var int Error code.
         *
         * HTTP status code.
         */
        public $code = 500;

        /**
         * Constructor.
         *
         * Retrieves the data and initializes the variables.
         * 
         * @param int code Error code. Optional.
         */
        public function __construct($code = null){
            $this->view = PATH::VIEW . "error.php";
            $this->title = "Error - SWDB";
            
            if (null == $code || intval($code) < 200 || intval($code) > 599){
                $code = 500;
            }
            switch(intval($code)){
                case 400:
                    $this->description = "Invalid request";
                    break;
                case 404:
                    $this->description = "Not found";
                    break;
                case 500:
                    $this->description = "Server error";
                    break;
                default:
                    $this->description = "Unknown error";
            }
            $this->code = intval($code);
        }
    }
?>