futtta / autoptimize

            $status_msg = __( 'Valid' );

            $color      = '#46b450'; // Green.

            $message    = null;

        } elseif ( $key && 1 == $key_status ) {

            // Key exists but its validation has failed.

            // Set invalid key status.

            $status     = 'invalid';

            $status_msg = __( 'Invalid' );

            $color      = '#dc3232'; // Red.

            $message    = __( 'Your API key is invalid. Please enter a valid <a href="https://criticalcss.com/?aff=1" target="_blank">criticalcss.com</a> key.', 'autoptimize' );

        } elseif ( $key && ! $key_status ) {

            // Key exists but it has no valid status yet

            // Perform key validation.

            $key_check = $self->ao_ccss_key_validation( $key );

                    $message = __( 'Something went wrong when checking your API key, make sure you server can communicate with https://criticalcss.com and/ or try again later.', 'autoptimize' );

                }

            }

        } else {

            // No key nor status

            // Set no key status.

            $status     = 'nokey';

            $status_msg = __( 'None' );

            $color      = '#ffb900'; // Yellow.

            $message    = __( 'Please enter a valid <a href="https://criticalcss.com/?aff=1" target="_blank">criticalcss.com</a> API key to start.', 'autoptimize' );

        }

        // Fill returned values.

        $key_return['status'] = $status;