Filter examples for Caldera Forms Stripe https://calderaforms.com/downloads/caldera-forms-stripe-add-on/ https://calderaforms.com/doc/controlling-stripe-charge-data/

cf-stripe-change-description.php

<?php
//this applies change when creating plans
add_filter( 'cf_stripe_recurring_args', 'my_cf_stripe_recurring_filter',  10, 2 );
//this applies change when creating one time payments
add_filter( 'cf_stripe_charge_args', 'my_cf_stripe_single_filter', 10, 2 );

//this is the callback to change arguments sent to API
//Be careful not to set a field that isn't supported or the API will reject the charge.

//Description for single payments
function my_cf_stripe_single_filter( $args, $form ){
	/* Change this to the right field ID */
	$field_id = 'fld_13345';
	$args['line_items'][0][ 'description' ] = Caldera_Forms::get_field_data( $field_id, $form );
	
	return $args;
	
}
//Description for plans
function my_cf_stripe_recurring_filter( $args, $form ){
	/* Change this to the right field ID */
	$field_id = 'fld_13345';
	$args['subscription_data']['metadata'][ 'description' ] = Caldera_Forms::get_field_data( $field_id, $form );
	
	return $args;
	
}