/**
* @return FieldList
*/
public function getCMSFields()
{
if (!$this->exists()) {
// The new module state
Requirements::css(MODULATOR_PATH . '/css/PageModule.css');
Requirements::javascript(MODULATOR_PATH . '/javascript/PageModule.js');
$allowedModules = array();
// Determine the type of the parent page
$currentPageID = Session::get('CMSMain.currentPage');
if ($currentPageID) {
$currentPage = SiteTree::get_by_id('SiteTree', $currentPageID);
if ($currentPage) {
$currentPageClass = $currentPage->ClassName;
// Get the list of allowed modules for this page type
if (class_exists($currentPageClass) && method_exists($currentPageClass, 'getAllowedModules')) {
$allowedModules = $currentPageClass::getAllowedModules();
}
}
}
$classList = array();
foreach ($allowedModules as $class) {
$instance = new $class();
$classList[$class] = '<img src="' . $instance::$icon . '"><strong>' . $class::$label . '</strong><p>' . $class::$description . '</p>';
}
$fields = new FieldList();
if (!count($allowedModules)) {
$typeField = new LiteralField('Type', '<span class="message required">There are no module types defined, please create some.</span>');
$fields->push($typeField);
} else {
$labelField = new TextField('Title', 'Label');
$labelField->setDescription('A reference name for this block, not displayed on the website');
$fields->push($labelField);
$typeField = new OptionSetField('NewClassName', 'Type', $classList);
$typeField->setDescription('The type of module determines what content and functionality it will provide');
$fields->push($typeField);
}
$this->extend('updateCMSFields', $fields);
} else {
// Existing module state
$fields = parent::getCMSFields();
// Don't expose Order to the CMS
$fields->removeFieldFromTab('Root.Main', 'Order');
$fields->removeFieldFromTab('Root.Main', 'PageID');
// Helps us keep track of preview focus
$fields->addFieldToTab('Root.Main', new HiddenField('ModulatorID', 'ModulatorID', $this->ID));
}
return $fields;
}
