/**
* Add a group element for the filter.
*
* This helper got messy...
*
* @param block_xp_filter $filter The filter to use, or null to add a filter.
* @param block_xp_filter $newfilter The filter to use to populate the new filter.
* @return void
*/
protected function create_group($filter = null, $newfilter = null)
{
static $noneditableid = -1;
static $newfilterid = 1;
$mform = $this->_form;
$static = false;
$points = $newfilter ? $newfilter->get_points() : 0;
$sortorder = $newfilter ? $newfilter->get_sortorder() : 0;
$ruledata = array('property' => '', 'compare' => 'eq', 'value' => '');
$name = 'newfilter[' . $newfilterid++ . ']';
if (!$filter && $newfilter) {
$ruledata = $newfilter->get_rule()->export();
}
if ($filter) {
$static = !$filter->is_editable();
$id = $static ? $noneditableid-- : $filter->get_id();
$name = 'filter[' . $id . ']';
$points = $filter->get_points();
$sortorder = $filter->get_sortorder();
$rule = $filter->get_rule();
if (!$rule instanceof block_xp_rule_property) {
throw new coding_exception('Only property rules are currently supported.');
}
$ruledata = $rule->export();
}
$el1 = $mform->createElement('select', 'property', get_string('eventproperty', 'block_xp'), array('eventname' => get_string('property:eventname', 'block_xp'), 'component' => get_string('property:component', 'block_xp'), 'action' => get_string('property:action', 'block_xp'), 'target' => get_string('property:target', 'block_xp'), 'crud' => get_string('property:crud', 'block_xp')));
$el2 = $mform->createElement('select', 'compare', get_string('comparisonrule', 'block_xp'), array(block_xp_rule_base::CT => get_string('rule:' . block_xp_rule_base::CT, 'block_xp'), block_xp_rule_base::EQ => get_string('rule:' . block_xp_rule_base::EQ, 'block_xp')));
$el3 = $mform->createElement('text', 'value', get_string('value', 'block_xp'));
$el4 = $mform->createElement('text', 'f_points', get_string('xp', 'block_xp'), array('size' => '3', 'class' => 'pts'));
$el5 = $mform->createElement('text', 'f_sortorder', 'sortorder', array('size' => '2', 'class' => 'sortorder'));
$elgroup = array($el1, $el2, $el3, $el4);
if (!$static && $filter) {
array_unshift($elgroup, $el5);
}
$group = $mform->addElement('group', $name, '', $elgroup);
$mform->setDefault($name . '[property]', $ruledata['property']);
$mform->setDefault($name . '[compare]', $ruledata['compare']);
$mform->setDefault($name . '[value]', $ruledata['value']);
$mform->setDefault($name . '[f_points]', $points);
$mform->setDefault($name . '[f_sortorder]', $sortorder);
$mform->setType($name . '[value]', PARAM_RAW);
$mform->setType($name . '[f_points]', PARAM_INT);
$mform->setType($name . '[f_sortorder]', PARAM_INT);
if ($static) {
$mform->hardFreeze($name);
}
}
