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<?php
/**
* coursewizardsteps.php
* Controller for managing available course creation wizard steps.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License as
* published by the Free Software Foundation; either version 2 of
* the License, or (at your option) any later version.
*
* @author Thomas Hackl <thomas.hackl@uni-passau.de>
* @copyright 2015 Stud.IP Core-Group
* @license http://www.gnu.org/licenses/gpl-2.0.html GPL version 2
* @category Stud.IP
* @since 3.3
*/
$stepdir = "../lib/classes/coursewizardsteps";
foreach (scandir($stepdir) as $file) {
if (mb_stripos($file, ".php") !== false) {
require_once $stepdir . "/" . $file;
}
}
class Admin_CourseWizardStepsController extends AuthenticatedController
{
public function before_filter(&$action, &$args)
{
parent::before_filter($action, $args);
// Check permissions to be on this site
if (!$GLOBALS['perm']->have_perm('root')) {
throw new AccessDeniedException();
}
PageLayout::setTitle(_('Schritte im Veranstaltungsanlegeassistenten'));
Navigation::activateItem('/admin/config/coursewizardsteps');
}
/**
* Show all available course wizard steps and their status.
*/
public function index_action()
{
$this->steps = CourseWizardStepRegistry::findBySQL("1 ORDER BY `number`");
$this->has_enabled = CourseWizardStepRegistry::hasEnabledSteps();
}
/**
* Shows a dialog for creating or editing a course wizard step.
* @param string $id ID of step to edit, or null if new step
*/
public function edit_action($id='')
{
if ($id) {
$title = _('Schritt bearbeiten');
$this->step = CourseWizardStepRegistry::find($id);
} else {
$title = _('Schritt hinzufügen');
$this->step = new CourseWizardStepRegistry();
$this->step->name = '';
$this->step->classname = '';
$this->step->number = 0;
$this->step->enabled = false;
$this->availableClasses = [];
foreach (get_declared_classes() as $className) {
if (is_a($className, "CourseWizardStep", true)
&& $className !== "CourseWizardStep") {
$collection = new SimpleCollection(CourseWizardStepRegistry::findBySQL("1 ORDER BY `number`"));
if (!in_array($className, $collection->pluck("classname"))) {
$this->availableClasses[] = $className;
}
}
}
}
PageLayout::setTitle($title);
}
/**
* Saves data for a new or existing step.
* @param string $id ID of the step to save; if empty, create new step.
*/
public function save_action($id = '')
{
CSRFProtection::verifyUnsafeRequest();
if (Request::submitted('submit')) {
if ($id) {
$step = CourseWizardStepRegistry::find($id);
$step->name = Request::get('name');
$step->classname = Request::get('classname');
$step->number = Request::int('number');
$step->enabled = Request::option('enabled') ? 1 : 0;
if ($step->store()) {
PageLayout::postSuccess(_('Die Daten wurden gespeichert.'));
} else {
PageLayout::postError(_('Die Daten konnten nicht gespeichert werden.'));
}
} else {
$classname = Request::get('classname');
// Check if given class name can be found in system.
if (!class_exists($classname)) {
PageLayout::postError(sprintf(_('Die angegebene PHP-Klasse "%s" wurde nicht gefunden.'), htmlReady($classname)));
// Class found, now check if it implements the interface definition for wizard steps.
} else if (!in_array('CourseWizardStep', class_implements($classname) ?: [])) {
PageLayout::postError(sprintf(_('Die angegebene PHP-Klasse "%s" implementiert nicht das Interface CourseWizardStep.'),
htmlReady($classname)));
// All ok, create new database entry.
} else {
$step = new CourseWizardStepRegistry();
$step->name = Request::get('name');
$step->classname = $classname;
$step->number = Request::int('number');
$step->enabled = Request::option('enabled') ? 1 : 0;
if ($step->store()) {
PageLayout::postSuccess(_('Die Daten wurden gespeichert.'));
} else {
PageLayout::postError(_('Die Daten konnten nicht gespeichert werden.'));
}
}
}
}
$this->redirect($this->url_for('admin/coursewizardsteps'));
}
/**
* Deletes the given entry from step registry.
* @param $id ID of the entry to delete
*/
public function delete_action($id)
{
CSRFProtection::verifyUnsafeRequest();
$step = CourseWizardStepRegistry::find($id);
if ($step) {
$name = $step->name;
if (CourseWizardStepRegistry::unregisterStep($id)) {
PageLayout::postSuccess(sprintf(_('Der Schritt "%s" wurde gelöscht.'), htmlReady($name)));
} else {
PageLayout::postError(sprintf(_('Der Schritt %s konnte nicht gelöscht werden.'), htmlReady($name)));
}
}
$this->redirect($this->url_for('admin/coursewizardsteps'));
}
/**
* Toggles the activation state of a step.
*
* @param string $id Id of the step
*/
public function toggle_enabled_action($id)
{
$step = CourseWizardStepRegistry::find($id);
$step->enabled = !$step->enabled;
$step->store();
if (!Request::isXhr()) {
$message = $step->enabled
? _('Der Schritt wurde aktiviert')
: _('Der Schritt wurde deaktiviert');
PageLayout::postSuccess($message);
}
$this->redirect("admin/coursewizardsteps#wizard-step-{$id}");
}
}
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