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<?php
/**
* InstituteSelectWidget
*
* This is a specialisation of the select widget for institutes
* and their faculties.
*
* @author Moritz Strohm <strohm@data-quest.de>
* @see SelectWidget
* @since 4.5
* @license GPL2 or any later version
* @copyright Stud.IP Core Group
*/
class InstituteSelectWidget extends SelectWidget
{
protected $include_all_option;
/**
* The IDs of the selected institutes.
*/
protected $selected_element_ids;
public function __construct($url, $name, $method = 'get', $multiple = false)
{
parent::__construct(_('Einrichtung'), $url, $name, $method, $multiple);
$this->include_all_option = false;
$this->selected_element_ids = [];
}
/**
* Sets the $include_all_option attribute that specifies whether an option
* for selecting all institutes shall be provided (true) or not (false).
* This defaults to true.
*/
public function includeAllOption($include_all_option = true)
{
$this->include_all_option = $include_all_option;
}
/**
* This method allows setting the selected elements from other sources
* than the select's name from a request.
*
* @param Array|string $element_ids The ID of one element (as string)
* or the IDs of more than one element (as array)
* which have been selected.
*/
public function setSelectedElementIds($element_ids = [])
{
if ($element_ids && !is_array($element_ids)) {
$element_ids = [$element_ids];
}
$this->selected_element_ids = $element_ids;
}
public function render($variables = [])
{
if (!$this->selected_element_ids) {
if ($this->multiple) {
$this->selected_element_ids = Request::getArray($this->template_variables['name']);
} else {
$this->selected_element_ids = [Request::get($this->template_variables['name'])];
}
}
$institutes = Institute::getMyInstitutes($GLOBALS['user']->id);
if ($this->include_all_option) {
$element = new SelectElement(
'all',
_('Alle'),
in_array('all', $this->selected_element_ids)
);
$element->setAsHeader(true);
$this->addElement($element);
}
foreach ($institutes as $institute) {
$element = new SelectElement(
$institute['Institut_id'],
$institute['Name'],
in_array($institute['Institut_id'], $this->selected_element_ids)
);
if ($institute['is_fak']) {
$element->setAsHeader(true);
} else {
$element->setIndentLevel(1);
}
$this->addElement($element);
if ($institute['is_fak']) {
$sub_element_id = $institute['Institut_id'] . '_withinst';
$sub_element = new SelectElement(
$sub_element_id,
sprintf(
_('%s + Institute'),
$institute['Name']
),
in_array($sub_element_id, $this->selected_element_ids)
);
$this->addElement($sub_element);
}
}
return parent::render($variables);
}
}
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