Filter for GravityMath to pull records from a secondary form

gk_math_second_form.php

<?php // DO NOT COPY THIS LINE

add_filter( 'gravityview/math/shortcode/before', function ( $formula ) {
	preg_match_all( '/~[^~]*?:(\d+(\.\d+)?|[a-z_]+)(:(.*?))?~/mi', $formula, $merge_tags, PREG_SET_ORDER );

	foreach ( $merge_tags as $merge_tag ) {
		$updated_merge_tag = str_replace( '~', '', $merge_tag[0] );
		$updated_merge_tag = sprintf( '{%s}', $updated_merge_tag );

		$formula = str_replace( $merge_tag[0], $updated_merge_tag, $formula );
	}

	return $formula;
}, 9 );