/**
* Edit/Create Instance Settings Moodle form
*
* @param moodleform $mform Moodle form (passed by reference)
*/
public static function instance_config_form($mform)
{
parent::instance_config_form($mform);
$strrequired = get_string('required');
$endpointselect = array("s3.amazonaws.com" => "s3.amazonaws.com", "s3-external-1.amazonaws.com" => "s3-external-1.amazonaws.com", "s3-us-west-2.amazonaws.com" => "s3-us-west-2.amazonaws.com", "s3-us-west-1.amazonaws.com" => "s3-us-west-1.amazonaws.com", "s3-eu-west-1.amazonaws.com" => "s3-eu-west-1.amazonaws.com", "s3.eu-central-1.amazonaws.com" => "s3.eu-central-1.amazonaws.com", "s3-eu-central-1.amazonaws.com" => "s3-eu-central-1.amazonaws.com", "s3-ap-southeast-1.amazonaws.com" => "s3-ap-southeast-1.amazonaws.com", "s3-ap-southeast-2.amazonaws.com" => "s3-ap-southeast-2.amazonaws.com", "s3-ap-northeast-1.amazonaws.com" => "s3-ap-northeast-1.amazonaws.com", "s3-sa-east-1.amazonaws.com" => "s3-sa-east-1.amazonaws.com");
$mform->addElement('passwordunmask', 'access_key', get_string('access_key', 'repository_s3'));
$mform->setType('access_key', PARAM_RAW_TRIMMED);
$mform->addElement('password', 'secret_key', get_string('secret_key', 'repository_s3'));
$mform->setType('secret_key', PARAM_RAW_TRIMMED);
$mform->addElement('text', 'bucket_name', get_string('bucketname', 'repository_s3bucket'));
$mform->setType('bucket_name', PARAM_RAW_TRIMMED);
$mform->addElement('select', 'endpoint', get_string('endpoint', 'repository_s3'), $endpointselect);
$mform->setDefault('endpoint', 's3.amazonaws.com');
$mform->addRule('access_key', $strrequired, 'required', null, 'client');
$mform->addRule('secret_key', $strrequired, 'required', null, 'client');
$mform->addRule('bucket_name', $strrequired, 'required', null, 'client');
}
