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<?php
class Admin_TreeController extends AuthenticatedController
{
public function rangetree_action()
{
$GLOBALS['perm']->check('root');
Navigation::activateItem('/admin/locations/range_tree');
PageLayout::setTitle(_('Einrichtungshierarchie bearbeiten'));
$this->semester = Request::option('semester', Semester::findCurrent()->id);
$this->classname = RangeTreeNode::class;
$this->setupSidebar();
$this->render_vue_app(
Studip\VueApp::create('tree/StudipTree')
->withProps([
'breadcrumb-icon' => 'institute',
'create-url' => $this->createURL(),
'delete-url' => $this->deleteURL(),
'edit-url' => $this->editURL(),
'editable' => true,
'semester' => $this->semester,
'show-structure-as-navigation' => true,
'start-id' => Request::get('node_id', 'RangeTreeNode_root'),
'title' => _('Einrichtungshierarchie bearbeiten'),
'view-type' => 'table',
'visible-children-only' => false,
'with-courses' => true,
])
);
}
public function semtree_action()
{
$GLOBALS['perm']->check('root');
Navigation::activateItem('/admin/locations/sem_tree');
PageLayout::setTitle(_('Veranstaltungshierarchie bearbeiten'));
$this->semester = Request::option('semester', Semester::findCurrent()->id);
$this->classname = StudipStudyArea::class;
$this->setupSidebar();
$this->render_vue_app(
Studip\VueApp::create('tree/StudipTree')
->withProps([
'breadcrumb-icon' => 'literature',
'create-url' => $this->createURL(),
'delete-url' => $this->deleteURL(),
'edit-url' => $this->editURL(),
'editable' => true,
'semester' => $this->semester,
'show-structure-as-navigation' => true,
'start-id' => Request::get('node_id', 'StudipStudyArea_root'),
'title' => _('Veranstaltungshierarchie bearbeiten'),
'view-type' => 'table',
'visible-children-only' => false,
'with-course-assign' => true,
'with-courses' => true,
])
);
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}
/**
* Edit the given node.
*
* @param string $class_id concatenated classname and node id
* @return void
*/
public function edit_action(string $class_id)
{
$GLOBALS['perm']->check('root');
PageLayout::setTitle(_('Eintrag bearbeiten'));
$data = $this->checkClassAndId($class_id);
$this->node = $data['classname']::getNode($data['id']);
$parent = $data['classname']::getNode($this->node->parent_id);
$this->treesearch = QuickSearch::get(
'parent_id',
new TreeSearch($data['classname'] === StudipStudyArea::class ? 'sem_tree_id' : 'range_tree_id')
)->withButton();
$this->treesearch->defaultValue($parent->id, $parent->getName());
if ($data['classname'] === RangeTreeNode::class) {
$this->instsearch = QuickSearch::get(
'studip_object_id',
new StandardSearch('Institut_id')
)->withButton();
if ($this->node->studip_object_id) {
$this->instsearch->defaultValue($this->node->studip_object_id, $this->node->institute->name);
}
}
$this->from = Request::get('from');
}
/**
* Create a new child node of the given parent.
*
* @param string $class_id concatenated classname and parent id
* @return void
*/
public function create_action(string $class_id)
{
$GLOBALS['perm']->check('root');
PageLayout::setTitle(_('Neuen Eintrag anlegen'));
$data = $this->checkClassAndId($class_id);
$this->node = new $data['classname']();
$this->node->parent_id = $data['id'];
$parent = $data['classname']::getNode($data['id']);
$this->treesearch = QuickSearch::get(
'parent_id',
new TreeSearch(get_class($this->node) === StudipStudyArea::class ? 'sem_tree_id' : 'range_tree_id')
)->withButton();
$this->treesearch->defaultValue($parent->id, $parent->getName());
$this->instsearch = QuickSearch::get(
'studip_object_id',
new StandardSearch('Institut_id')
)->withButton();
$this->from = Request::get('from');
}
/**
* Delete the given child node.
*
* @param string $class_id concatenated classname and node id
* @return void
*/
public function delete_action(string $class_id)
{
$GLOBALS['perm']->check('root');
$data = $this->checkClassAndId($class_id);
if (!Request::isPost()) {
throw new MethodNotAllowedException();
}
$node = $data['classname']::getNode($data['id']);
if ($node) {
$node->delete();
} else {
$this->set_status(404);
}
$this->render_nothing();
}
/**
* Store the given node.
*
* @param string $classname
* @param string $node_id
* @return void
*/
public function store_action(string $classname, string $node_id = '')
{
$GLOBALS['perm']->check('root');
CSRFProtection::verifyUnsafeRequest();
$node = new $classname($node_id);
$node->parent_id = Request::option('parent_id');
$parent = $classname::getNode(Request::option('parent_id'));
$children = $parent->getChildNodes();
$maxprio = !empty($children)
? max(array_map(
function ($c) {
return $c->priority;
},
$children
))
: 0;
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$node->priority = $maxprio + 1;
if (Request::option('studip_object_id')) {
$node->studip_object_id = Request::option('studip_object_id');
$node->name = '';
} else {
$node->name = Request::get('name');
}
if ($classname === StudipStudyArea::class) {
$node->info = Request::get('description');
$node->type = Request::int('type');
}
if ($node->store() !== false) {
Pagelayout::postSuccess(_('Die Daten wurden gespeichert.'));
} else {
Pagelayout::postError(_('Die Daten konnten nicht gespeichert werden.'));
}
$this->relocate(Request::get('from'));
}
public function sort_action($parent_id)
{
$GLOBALS['perm']->check('root');
$data = $this->checkClassAndId($parent_id);
$parent = $data['classname']::getNode($data['id']);
$children = $parent->getChildNodes();
$data = json_decode(Request::get('sorting'), true);
foreach ($children as $child) {
$child->priority = $data[$child->id];
$child->store();
}
$this->render_nothing();
}
/**
* (De-)assign several courses at once to a sem_tree node
* @return void
* @throws Exception
*/
public function batch_assign_semtree_action()
{
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if (!$GLOBALS['perm']->have_perm('admin')
&& !RolePersistence::isAssignedRole(User::findCurrent()->id, 'DedicatedAdmin')) {
throw new AccessDeniedException();
}
//set the page title with the area of Stud.IP:
PageLayout::setTitle(_('Veranstaltungszuordnungen bearbeiten'));
Navigation::activateItem('/browse/my_courses/list');
// check the assign_semtree array and extract the relevant course IDs:
$courseIds = Request::optionArray('assign_semtree');
$order = Config::get()->IMPORTANT_SEMNUMBER
? "ORDER BY `start_time` DESC, `VeranstaltungsNummer`, `Name`"
: "ORDER BY `start_time` DESC, `Name`";
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committed
$this->courses = array_filter(
Course::findMany($courseIds, $order),
function (Course $course): bool {
/*
* Check if sem_tree entries are allowed and may be changed and remove all courses
* where this is not the case.
*/
return !LockRules::Check($course->id, 'sem_tree', 'sem')
&& $course->getSemClass()['bereiche'];
}
);
$this->return = Request::get('return');
// check if at least one course was selected (this can only happen from admin courses overview):
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if (count($this->courses) === 0) {
PageLayout::postWarning('Es wurde keine Veranstaltung gewählt oder die Zuordnungen können ' .
'nicht bearbeitet werden.');
$this->relocate('admin/courses');
}
}
/**
* Store (de-)assignments from courses to sem_tree nodes.
* @return void
*/
public function do_batch_assign_action()
{
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if (!$GLOBALS['perm']->have_perm('admin')
&& !RolePersistence::isAssignedRole(User::findCurrent()->id, 'DedicatedAdmin')) {
throw new AccessDeniedException();
}
CSRFProtection::verifyUnsafeRequest();
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committed
$courses = Course::findMany(Request::optionArray('courses'));
foreach ($courses as $course) {
if ($GLOBALS['perm']->have_studip_perm('tutor', $course->id)) {
$areas = $course->study_areas->pluck('sem_tree_id');
$newAreas = array_merge($areas, Request::optionArray('add_assignments'));
$delete = Request::optionArray('delete_assignments');
$changed = array_diff($newAreas, $delete);
// Set new areas for course if at least one area remains.
if (count($changed) > 0) {
$course->setStudyAreas($changed);
// Allow to remove all study areas only when there are modules.
} else if ($course->getSemClass()['module'] && count(Lvgruppe::findBySeminar($course->id))) {
$course->setStudyAreas($changed);
} else {
$success = false;
}
} else {
$success = false;
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}
}
if ($success) {
PageLayout::postSuccess(_('Die Zuordnungen wurden gespeichert.'));
} else {
PageLayout::postError(_('Die Zuordnungen konnten nicht vollständig gespeichert werden.'));
}
$this->relocate(Request::get('return', 'admin/courses'));
}
private function setupSidebar()
{
$sidebar = Sidebar::Get();
$semWidget = new SemesterSelectorWidget($this->url_for(''), 'semester');
$semWidget->includeAll(true);
$semWidget->setId('semester-selector');
$semWidget->setSelection($this->semester);
$sidebar->addWidget($semWidget);
if ($this->classname === StudipStudyArea::class) {
$sidebar->addWidget(new VueWidget('assign-widget'));
}
}
/**
* CHeck a combination of class name and ID for validity: is this a StudipTreeNode subclass?
* If yes, return the corresponding object.
*
* @param string $class_id class name and ID, separated by '_'
* @return mixed
*/
private function checkClassAndId($class_id)
{
list($classname, $id) = explode('_', $class_id);
if (is_a($classname, StudipTreeNode::class, true)) {
return [
'classname' => $classname,
'id' => $id
];
}
throw new InvalidArgumentException(
sprintf('The given class "%s" does not implement the StudipTreeNode interface!', $classname)
);
}
}