/**
* Returns an array containing, for each field, the arary key used for that
* field in self::$_fields.
*
* @access public
* @return array
*/
static function &fieldKeys()
{
if (!self::$_fieldKeys) {
self::$_fieldKeys = array('id' => 'id', 'title' => 'event_title', 'summary' => 'summary', 'description' => 'event_description', 'event_type_id' => 'event_type_id', 'participant_listing_id' => 'participant_listing_id', 'is_public' => 'is_public', 'start_date' => 'event_start_date', 'end_date' => 'event_end_date', 'is_online_registration' => 'is_online_registration', 'registration_link_text' => 'registration_link_text', 'registration_start_date' => 'registration_start_date', 'registration_end_date' => 'registration_end_date', 'max_participants' => 'max_participants', 'event_full_text' => 'event_full_text', 'is_monetary' => 'is_monetary', 'financial_type_id' => 'financial_type_id', 'payment_processor' => 'payment_processor', 'is_map' => 'is_map', 'is_active' => 'is_active', 'fee_label' => 'fee_label', 'is_show_location' => 'is_show_location', 'loc_block_id' => 'loc_block_id', 'default_role_id' => 'default_role_id', 'intro_text' => 'intro_text', 'footer_text' => 'footer_text', 'confirm_title' => 'confirm_title', 'confirm_text' => 'confirm_text', 'confirm_footer_text' => 'confirm_footer_text', 'is_email_confirm' => 'is_email_confirm', 'confirm_email_text' => 'confirm_email_text', 'confirm_from_name' => 'confirm_from_name', 'confirm_from_email' => 'confirm_from_email', 'cc_confirm' => 'cc_confirm', 'bcc_confirm' => 'bcc_confirm', 'default_fee_id' => 'default_fee_id', 'default_discount_fee_id' => 'default_discount_fee_id', 'thankyou_title' => 'thankyou_title', 'thankyou_text' => 'thankyou_text', 'thankyou_footer_text' => 'thankyou_footer_text', 'is_pay_later' => 'is_pay_later', 'pay_later_text' => 'pay_later_text', 'pay_later_receipt' => 'pay_later_receipt', 'is_partial_payment' => 'is_partial_payment', 'initial_amount_label' => 'initial_amount_label', 'initial_amount_help_text' => 'initial_amount_help_text', 'min_initial_amount' => 'min_initial_amount', 'is_multiple_registrations' => 'is_multiple_registrations', 'allow_same_participant_emails' => 'allow_same_participant_emails', 'has_waitlist' => 'has_waitlist', 'requires_approval' => 'requires_approval', 'expiration_time' => 'expiration_time', 'waitlist_text' => 'waitlist_text', 'approval_req_text' => 'approval_req_text', 'is_template' => 'is_template', 'template_title' => 'template_title', 'created_id' => 'created_id', 'created_date' => 'created_date', 'currency' => 'currency', 'campaign_id' => 'campaign_id', 'is_share' => 'is_share', 'parent_event_id' => 'parent_event_id', 'slot_label_id' => 'slot_label_id');
}
return self::$_fieldKeys;
}