function buildQuickForm()
 {
     $custom = sumfields_get_custom_field_definitions();
     $options = array();
     $field_options = array();
     while (list($k, $v) = each($custom['fields'])) {
         $display = $v['display'];
         $field_options[$display][$k] = $v['label'];
     }
     if (count($field_options) == 0) {
         // This means neither CiviEvent or CiviContribute are enabled.
         $session = CRM_Core_Session::singleton();
         $session->setStatus(ts("Summary Fields is not particularly useful if CiviContribute and CiviEvent are both disabled. Try enabling at least one.", array('domain' => 'net.ourpowerbase.sumfields')));
         return;
     }
     // Evaluate the status of form changes and report to the user
     $apply_settings_status = sumfields_get_setting('generate_schema_and_data', FALSE);
     if (empty($apply_settings_status)) {
         $display_status = ts('The settings have never been saved (newly enabled)', array('domain' => 'net.ourpowerbase.sumfields'));
     } elseif (!preg_match('/^(scheduled|running|success|failed):([0-9 :\\-]+)$/', $apply_settings_status, $matches)) {
         $display_status = ts("Unable to determine status (%1).", array(1 => $apply_settings_status, 'domain' => 'net.ourpowerbase.sumfields'));
     } else {
         $display_status = NULL;
         $status = $matches[1];
         $date = $matches[2];
         switch ($status) {
             case 'scheduled':
                 $display_status = ts("Setting changes were saved on %1, but not yet applied; they should be applied shortly.", array(1 => $date, 'domain' => 'net.ourpowerbase.sumfields'));
                 break;
             case 'running':
                 $display_status = ts("Setting changes are in the process of being applied; the process started on %1.", array(1 => $date, 'domain' => 'net.ourpowerbase.sumfields'));
                 break;
             case 'success':
                 $display_status = ts("Setting changes were successfully applied on %1.", array(1 => $date, 'domain' => 'net.ourpowerbase.sumfields'));
                 break;
             case 'failed':
                 $display_status = ts("Setting changes failed to apply; the failed attempt happend on %1.", array(1 => $date, 'domain' => 'net.ourpowerbase.sumfields'));
                 break;
         }
     }
     $this->Assign('display_status', $display_status);
     // Evaluate status of the triggers and report to the user.
     if (sumfields_get_update_trigger('civicrm_contribution')) {
         $contribution_table_trigger_status = 'Enabled';
     } else {
         $contribution_table_trigger_status = 'Not Enabled';
     }
     $this->Assign('contribution_table_trigger_status', $contribution_table_trigger_status);
     if (sumfields_get_update_trigger('civicrm_participant')) {
         $participant_table_trigger_status = 'Enabled';
     } else {
         $participant_table_trigger_status = 'Not Enabled';
     }
     $this->Assign('participant_table_trigger_status', $participant_table_trigger_status);
     // Add active fields
     if (array_key_exists('fundraising', $field_options)) {
         $this->Assign('sumfields_active_fundraising', TRUE);
         $name = 'active_fundraising_fields';
         $label = ts('Fundraising Fields', array('domain' => 'net.ourpowerbase.sumfields'));
         $this->addCheckBox($name, $label, array_flip($field_options['fundraising']));
     }
     if (sumfields_component_enabled('CiviMember') && array_key_exists('membership', $field_options)) {
         $this->Assign('sumfields_active_membership', TRUE);
         $name = 'active_membership_fields';
         $label = ts('Membership Fields', array('domain' => 'net.ourpowerbase.sumfields'));
         $this->addCheckBox($name, $label, array_flip($field_options['membership']));
     }
     if (array_key_exists('event_standard', $field_options)) {
         $this->Assign('sumfields_active_event_standard', TRUE);
         $name = 'active_event_standard_fields';
         $label = ts('Standard Event Fields', array('domain' => 'net.ourpowerbase.sumfields'));
         $this->addCheckBox($name, $label, array_flip($field_options['event_standard']));
     }
     if (array_key_exists('event_turnout', $field_options)) {
         $this->Assign('sumfields_active_event_turnout', TRUE);
         $name = 'active_event_turnout_fields';
         $label = ts('Turnout Event Fields', array('domain' => 'net.ourpowerbase.sumfields'));
         $this->addCheckBox($name, $label, array_flip($field_options['event_turnout']));
     }
     if (sumfields_component_enabled('CiviMember')) {
         $this->assign('sumfields_member', TRUE);
         $name = 'membership_financial_type_ids';
         $label = ts('Membership Financial Types', array('domain' => 'net.ourpowerbase.sumfields'));
         $this->addCheckBox($name, $label, array_flip(sumfields_get_all_financial_types()));
         $this->addRule($name, ts('%1 is a required field.', array(1 => $label, 'domain' => 'net.ourpowerbase.sumfields')), 'required');
     }
     if (sumfields_component_enabled('CiviContribute')) {
         $this->assign('sumfields_contribute', TRUE);
         $name = 'financial_type_ids';
         $label = ts('Financial Types', array('domain' => 'net.ourpowerbase.sumfields'));
         $this->addCheckBox($name, $label, array_flip(sumfields_get_all_financial_types()));
         $this->addRule($name, ts('%1 is a required field.', array(1 => $label, 'domain' => 'net.ourpowerbase.sumfields')), 'required');
     }
     if (sumfields_component_enabled('CiviEvent')) {
         $this->assign('sumfields_event', TRUE);
         $name = 'event_type_ids';
         $label = ts('Event Types', array('domain' => 'net.ourpowerbase.sumfields'));
         $this->addCheckBox($name, $label, array_flip(sumfields_get_all_event_types()));
         $this->addRule($name, ts('%1 is a required field.', array(1 => $label, 'domain' => 'net.ourpowerbase.sumfields')), 'required');
         $label = ts('Participant Status (attended)', array('domain' => 'net.ourpowerbase.sumfields'));
         $name = 'participant_status_ids';
         $this->addCheckBox($name, $label, array_flip(sumfields_get_all_participant_status_types()));
         $this->addRule($name, ts('%1 is a required field.', array(1 => $label, 'domain' => 'net.ourpowerbase.sumfields')), 'required');
         $label = ts('Participant Status (did not attend)', array('domain' => 'net.ourpowerbase.sumfields'));
         $name = 'participant_noshow_status_ids';
         $this->addCheckBox($name, $label, array_flip(sumfields_get_all_participant_status_types()));
         $this->addRule($name, ts('%1 is a required field.', array(1 => $label, 'domain' => 'net.ourpowerbase.sumfields')), 'required');
     }
     $name = 'when_to_apply_change';
     $label = ts('When should these changes be applied?', array('domain' => 'net.ourpowerbase.sumfields'));
     $options = array('via_cron' => ts("On the next scheduled job (cron)", array('domain' => 'net.ourpowerbase.sumfields')), 'on_submit' => ts("When I submit this form", array('domain' => 'net.ourpowerbase.sumfields')));
     $this->addRadio($name, $label, $options);
     $this->addButtons(array(array('type' => 'next', 'name' => ts('Save'), 'spacing' => '         ', 'isDefault' => TRUE), array('type' => 'cancel', 'name' => ts('Cancel'))));
 }
/**
 * Return the $custom array with all the custom field
 * definitions.
 **/
function sumfields_get_custom_field_definitions()
{
    static $custom = NULL;
    if (is_null($custom)) {
        // The custom.php file defines the $custom array of field
        // definitions. Only require if necessary.
        require 'custom.php';
    }
    // Not all custom field definitions will be relevant to this
    // installation, so we have filter out any fields that come
    // from tables that are not installed.
    while (list($k, $v) = each($custom['fields'])) {
        if ($v['trigger_table'] == 'civicrm_contribution') {
            if (!sumfields_component_enabled('CiviContribute')) {
                unset($custom['fields'][$k]);
            }
        } elseif ($v['trigger_table'] == 'civicrm_participant') {
            if (!sumfields_component_enabled('CiviEvent')) {
                unset($custom['fields'][$k]);
            }
        }
        // Some of the custom fields depend on installed components
        if ($k == 'contribution_amount_last_membership_payment' || $k == 'contribution_date_last_membership_payment') {
            if (!sumfields_component_enabled('CiviMember')) {
                unset($custom['fields'][$k]);
            }
        }
        if ($k == 'event_turnout_attempts') {
            // event_turnout_attempts is triggered on the civicrm_participant table,
            // but it counts records in the civicrm custom table civirm_participant_info_NN.
            // We have to look up the name of that table for this particular instance as a
            // way to see if the table is installed.
            $actual_table_name = sumfields_get_participant_info_table();
            if (!$actual_table_name) {
                // Perhaps not enabled.
                unset($custom['fields'][$k]);
            }
        }
    }
    reset($custom);
    return $custom;
}