*/
class PlWizard
{
- const FIRST_PAGE = "bt_first";
- const NEXT_PAGE = "bt_next";
- const CURRENT_PAGE = "bt_current";
- const PREVIOUS_PAGE = "bt_previous";
- const LAST_PAGE = "bt_last";
+ const FIRST_PAGE = 'bt_first';
+ const NEXT_PAGE = 'bt_next';
+ const CURRENT_PAGE = 'bt_current';
+ const PREVIOUS_PAGE = 'bt_previous';
+ const LAST_PAGE = 'bt_last';
protected $name;
protected $layout;
protected $stateless;
protected $pages;
+ protected $titles;
protected $lookup;
+ protected $inv_lookup;
public function __construct($name, $layout, $stateless = false)
{
- $this->name = 'wiz_' . $name;
- $this->layout = $layout;
+ $this->name = 'wiz_' . $name;
+ $this->layout = $layout;
$this->stateless = $stateless;
$this->pages = array();
$this->lookup = array();
+ $this->titles = array();
if (!isset($_SESSION[$this->name])) {
$_SESSION[$this->name] = array();
+ $_SESSION[$this->name . '_page'] = null;
+ $_SESSION[$this->name . '_stack'] = array();
}
- $_SESSION[$this->name . '_page'] = null;
}
- public function addPage($class, $id = null)
+ public function addPage($class, $title, $id = null)
{
- if ($id != null) {
- $this->lookup[$id] = count($this->pages);
+ if ($id == null) {
+ $id = count($this->pages);
}
- $this->pages[] = $class;
+ $this->lookup[$id] = count($this->pages);
+ $this->inv_lookup[] = $id;
+ $this->pages[] = $class;
+ $this->titles[] = $title;
}
public function set($varname, $value)
$_SESSION[$this->name . '_page'] = null;
}
- private function &getPage($id)
+ private function getPage($id)
{
$page = $this->pages[$id];
return new $page($this);
}
- public function apply(PlatalPage &$smarty, $baseurl)
+ public function apply(PlatalPage &$smarty, $baseurl, $pgid = null)
{
- $curpage =& $_SESSION[$this->name . '_page'];
+ if ($this->stateless && (isset($this->lookup[$pgid]) || isset($this->pages[$pgid]))) {
+ $curpage = is_numeric($pgid) ? $pgid : $this->lookup[$pgid];
+ } else if ($this->stateless && is_null($pgid)) {
+ $curpage = 0;
+ } else {
+ $curpage = $_SESSION[$this->name . '_page'];
+ }
+ $oldpage = $curpage;
// Process the previous page
- if (!is_null($curpage)) {
- $page = $this->getPage($curpage);
+ if (Post::has('valid_page')) {
+ $page = $this->getPage(Post::i('valid_page'));
+ $curpage = Post::i('valid_page');
$next = $page->process();
+ $last = $curpage;
switch ($next) {
case PlWizard::FIRST_PAGE:
$curpage = 0;
break;
case PlWizard::PREVIOUS_PAGE:
- $curpage--;
+ if (!$this->stateless && count($_SESSION[$this->name . '_stack'])) {
+ $curpage = array_pop($_SESSION[$this->name . '_stack']);
+ } elseif ($curpage && $this->stateless) {
+ $curpage--;
+ } else {
+ $curpage = 0;
+ }
break;
case PlWizard::NEXT_PAGE:
- $curpage++;
+ if ($curpage < count($this->pages) - 1) {
+ $curpage++;
+ }
break;
case PlWizard::LAST_PAGE:
$curpage = count($this->pages) - 1;
break;
case PlWizard::CURRENT_PAGE: break; // don't change the page
default:
- $curpage = is_numeric($next) ? $next : $this->lookup[$curpage];
+ $curpage = is_numeric($next) ? $next : $this->lookup[$next];
break;
}
- } else {
+ if (!$this->stateless) {
+ array_push($_SESSION[$this->name . '_stack'], $last);
+ }
+ }
+ if (is_null($curpage)) {
$curpage = 0;
}
// Prepare the page
- $page = $this->getPage($curpage);
+ $_SESSION[$this->name . '_page'] = $curpage;
+ if ($curpage != $oldpage) {
+ pl_redirect($baseurl . '/' . $this->inv_lookup[$curpage]);
+ } else if (!isset($page)) {
+ $page = $this->getPage($curpage);
+ }
+ $smarty->changeTpl($this->layout);
+ $smarty->assign('pages', $this->titles);
+ $smarty->assign('current', $curpage);
+ $smarty->assign('lookup', $this->inv_lookup);
+ $smarty->assign('stateless', $this->stateless);
+ $smarty->assign('wiz_baseurl', $baseurl);
+ $smarty->assign('tab_width', (int)(99 / count($this->pages)));
$smarty->assign('wiz_page', $page->template());
+ $smarty->assign('xorg_no_errors', true);
$page->prepare($smarty);
}
}