gppa-populate-child-entries.php: Fixed an issue with missing cookie values.

Author: saifsultanc

gp-populate-anything/gppa-populate-child-entries.php

@@ -66,7 +66,20 @@ public function populate_parent_entry_id( $value, $field ) {
 		} else {
 			$session = new GPNF_Session( $field->formId );
 			$cookie  = $session->get_cookie();
-			$value   = rgar( $cookie, 'hash', '' );
+
+			// try to find cookie, if available.
+			if ( ! $cookie ) {
+				$cookie_name = 'gpnf_form_session_';
+				$pattern = '/^' . preg_quote( $cookie_name, '/' ) . '[\w\W]*/';
+				$matches = preg_grep($pattern, array_keys($_COOKIE));
+				if ( ! empty( $matches ) ) {
+					foreach ( $matches as $matched_cookie ) {
+						$cookie = json_decode(stripslashes( $_COOKIE[ $matched_cookie ] ), true);
+					}
+				}
+			}
+
+			$value = rgar( $cookie, 'hash', '' );
 		}
 
 		return $value;