<?php

$HANDLER = array();

if (Module::isAvailable('locationinfo')) {
	$HANDLER['subsections'] = array();
	foreach (CourseBackend::getList() as $backend) {
		// Define subsections
		$HANDLER['subsections'][] = 'backend-' . $backend;
		// Grep handlers to detect tags
		$HANDLER['grep_backend-' . $backend] = function($module) use ($backend) {
			$b = CourseBackend::getInstance($backend);
			if ($b === false)
				return array();
			$props = $b->getCredentialDefinitions();
			$return = array();
			foreach ($props as $prop) {
				$return[$prop->property] = true;
				$return[$prop->property . '_helptext'] = true;
			}
			return $return;
		};
	}
	$HANDLER['subsections'][] = 'panel-params';
	$HANDLER['grep_panel-params'] = function($module) {
		$return = [];
		// DEFAULT is not using this mechanism as it's too specialized
		foreach (['UPCOMING', 'URL', 'SUMMARY'] as $panelType) {
			$return['intro-' . $panelType] = true;
			$params = LocationInfo::getPanelParameters($panelType);
			$params['string']['panelname'] = [];
			foreach ($params as $types) {
				foreach ($types as $key => $data) {
					if (isset($data['section'])) {
						if ($data['section'] === false)
							continue; // Hidden entry; doesn't need translation
						$return['section_' . $data['section']] = true;
					}
					$return[$key] = true;
					$return[$key . '_helptext'] = true;
					if (!empty($data['enum'])) {
						foreach ($data['enum'] as $enum) {
							$return[$key . '_enum_' . $enum] = true;
						}
					}
				}
			}
		}
		return $return;
	};
}