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Get all Gravity Forms with CSS Class. Blog post is here: https://kellenmace.com/get-all-gravity-forms-with-css-class/
<?php
/**
* Get a list of Gravity Forms whose fields have a CSS class.
*
* @param string $css_class The CSS class to search for.
*
* @return array The list of forms in this format: [<form ID> - <form title>] => <array of fields that have CSS class>
*/
function get_gravity_forms_with_css_class( $css_class ) {
return array_reduce( GFAPI::get_forms(), function( $forms_with_css_class, $form ) use ( $css_class ) {
$fields_with_class = get_gravity_form_fields_with_css_class( $form, $css_class );
if ( $fields_with_class ) {
$forms_with_css_class[ "{$form['id']} - {$form['title']}" ] = $fields_with_class;
}
return $forms_with_css_class;
}, [] );
}
/**
* Get all fields in a Gravity Form that have a CSS class.
*
* @param array $form The Gravity Form data.
* @param string $css_class The CSS class to search for.
*
* @return array Fields that have the CSS class or empty array if none.
*/
function get_gravity_form_fields_with_css_class( $form, $css_class ) {
return array_filter( $form['fields'], function( $field ) use ( $css_class ) {
return in_array( $css_class, explode( ' ', $field->cssClass ), true );
} );
}
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