gptos-terms-only-modifier.php: Added snippet to only display terms with the TOS checkbox.

gp-terms-of-service/gptos-terms-only-modifier.php

@@ -0,0 +1,27 @@
+<?php
+/**
+ * Gravity Perks // Terms of Service // Add a `:terms_only` modifier.
+ * https://gravitywiz.com/documentation/gravity-forms-terms-of-service/
+ *
+ * Add a `:terms_only` modifier to the {all_fields} merge tag to only display the terms.
+ * 
+ * Instruction Video: https://www.loom.com/share/d69c48bea2d1429ab019310d2bc6c1e6
+ */
+add_filter( 'gform_merge_tag_filter', function ( $value, $merge_tag, $options, $field ) {
+	if ( $field['type'] != 'tos' ) {
+		return $value;
+	}
+
+	$options = explode( ',', $options );
+	if ( ! in_array( 'terms_only', $options ) ) {
+		return $value;
+	}
+
+	if ( $merge_tag != 'all_fields' ) {
+		$value = '<ul><li>' . $value . '</li></ul>';
+	}
+
+	$value = wpautop( $field->get_terms( GFAPI::get_form( $field->formId ) ) );
+
+	return $value;
+}, 11, 4 );