<?php


class InstallPage
{
    public $title = '';
    public $content = '';
    public $head = '';
    public $page_template = '';

    /**
     * @var Smarty
     */
    public $smarty;

    public $error = false;

    public function __construct()
    {
        @session_start();

        $this->smarty = new Smarty();

        $this->smarty->setTemplateDir(realpath('../install/templates/'));
        $this->smarty->setCompileDir(NN_RES.'smarty/templates_c/');
        $this->smarty->setConfigDir(NN_RES.'smarty/configs/');
        $this->smarty->setCacheDir(NN_RES.'smarty/cache/');
    }

    public function addToHead($headcontent)
    {
        $this->head = $this->head."\n".$headcontent;
    }

    public function render()
    {
        $this->page_template = 'installpage.tpl';
        $this->smarty->display($this->page_template);
    }

    public function isPostBack()
    {
        return strtoupper($_SERVER['REQUEST_METHOD']) === 'POST';
    }

    public function isSuccess()
    {
        return isset($_GET['success']);
    }
}