class.ilADTMultiEnumFormBridge.php

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<?php

require_once "Services/ADT/classes/Bridges/class.ilADTFormBridge.php";

class ilADTMultiEnumFormBridge extends ilADTFormBridge
{
    protected $option_infos = []; // [array]
    protected $auto_sort = true; // [bool]
    
    protected function isValidADT(ilADT $a_adt)
    {
        return ($a_adt instanceof ilADTMultiEnum);
    }
    
    public function setOptionInfos(array $a_info = null)
    {
        $this->option_infos = $a_info;
    }
    
    public function setAutoSort($a_value)
    {
        $this->auto_sort = (bool) $a_value;
    }
    
    public function addToForm()
    {
        global $DIC;

        $lng = $DIC['lng'];
                
        $def = $this->getADT()->getCopyOfDefinition();
        
        $options = $def->getOptions();
        
        if ((bool) $this->auto_sort) {
            asort($options);
        }

        $cbox = new ilCheckboxGroupInputGUI($this->getTitle(), $this->getElementId());

        foreach ($options as $value => $caption) {
            $option = new ilCheckboxOption($caption, $value);
            if (is_array($this->option_infos) && array_key_exists($value, $this->option_infos)) {
                $option->setInfo($this->option_infos[$value]);
            }
            $cbox->addOption($option);
        }
        
        $this->addBasicFieldProperties($cbox, $def);

        $cbox->setValue($this->getADT()->getSelections());
        
        $this->addToParentElement($cbox);
    }
    
    public function importFromPost()
    {
        // ilPropertyFormGUI::checkInput() is pre-requisite

        /*
         * BT 32161: post value is null when no checkbox is selected,
         * check whether the corresponding form input really exists, just
         * to be sure.
         */
        if (is_object($this->getForm()->getItemByPostVar($this->getElementId()))) {
            $this->getADT()->setSelections($this->getForm()->getInput($this->getElementId()) ?? []);
        }
    
        $field = $this->getForm()->getItemByPostvar($this->getElementId());
        $field->setValue($this->getADT()->getSelections());
    }
    
    protected function isActiveForSubItems($a_parent_option = null)
    {
        $current = $this->getADT()->getSelections();
        return (is_array($current) && in_array($a_parent_option, $current));
    }
}