people-repeater.php

<?php

// Adjust your form ID
function prf_add_people_repeater( $form ) {
	
	$form_ids = get_conference_connected_gform_ids();
	if ( ! in_array( $form['id'], $form_ids ) ) {
		return $form; // Exit if the form ID is not in the list
	}
	
	$repeater_fields = array();
	
	// Get conference settings from ACF options page
	$conference_settings = get_conference_settings( $form['id'] );
 
	// Add conference identifier field before the repeater
	$conference_identifier_field = prf_register_conference_identifier( $form['id'], $conference_settings );
 
	// Build repeater fields using modular functions
	$repeater_fields[] = prf_register_repeater_first_name( $form['id'] );
	$repeater_fields[] = prf_register_repeater_last_name( $form['id'] );
	$repeater_fields[] = prf_register_repeater_email( $form['id'] );
	$repeater_fields[] = prf_register_repeater_phone( $form['id'] );
	$repeater_fields[] = prf_register_repeater_role( $form['id'], $conference_settings );
	$repeater_fields[] = prf_register_repeater_events( $form['id'], $conference_settings );
	$repeater_fields[] = prf_register_repeater_events_textbox( $form['id'] );
 
	// Create a repeater for the team members and add the name and email fields as the fields to display inside the repeater.
	$people = GF_Fields::create( array(
		'type'             => 'repeater',
		'description'      => 'Add all registrants here, including yourself.',
		'id'               => 1000, // The Field ID must be unique on the form
		'formId'           => $form['id'],
		'label'            => 'Registrants',
		'addButtonText'    => 'Add another person', // Optional
		'removeButtonText' => 'Remove person', // Optional
		'cssClass'         => 'repeater-people', // Add custom class
		// 'maxItems'         => 3, // Optional
		'pageNumber'       => 1, // Ensure this is correct
		'fields'           => $repeater_fields,
	) );
 
	// $form['fields'][] = $people;
	
	// Insert the conference identifier field and repeater into the form
	array_splice( $form['fields'], 3, 0, array( $conference_identifier_field, $people ) );
 
	return $form;
}
add_filter( 'gform_form_post_get_meta',  'prf_add_people_repeater' );
 
// Remove the field before the form is saved. Adjust your form ID
function prf_prevent_duplicate_people_repeater_on_save( $form_meta, $form_id, $meta_name ) {
	
	$form_ids = get_conference_connected_gform_ids();
	if ( ! in_array( $form_id, $form_ids ) ) {
		return $form_meta; // Exit if the form ID is not in the list
	}
 
	if ( $meta_name == 'display_meta' ) {
		// Remove the Repeater field: ID 1000 and Conference Identifier field: ID 999
		$form_meta['fields'] = wp_list_filter( $form_meta['fields'], array( 'id' => 1000 ), 'NOT' );
		$form_meta['fields'] = wp_list_filter( $form_meta['fields'], array( 'id' => 999 ), 'NOT' );
	}
 
	return $form_meta;
}
add_filter( 'gform_form_update_meta', 'prf_prevent_duplicate_people_repeater_on_save', 10, 3 );