class = implode( ' ', $class ); parent::__construct( $props, $settings ); } // # RENDER METHODS ------------------------------------------------------------------------------------------------ /** * Render field. * * @since 2.5 * * @return string */ public function markup() { // Get choices, selected value, classes. $choices = $this->get_choices(); $selected_value = $this->get_value(); $horizontal_class = rgobj( $this, 'horizontal' ) || self::has_icons( $choices ) ? ' gform-settings-choice--inline' : ''; $icon_class = self::has_icons( $choices ) ? ' gform-settings-choice--visual' : ''; // If no choices exist, return. if ( $choices === false || empty( $choices ) ) { return ''; } // Display description. $html = $this->get_description(); $html .= ''; // Create inputs from choices. foreach ( $choices as $i => $choice ) { // Prepare choice attributes. $choice['id'] = rgempty( 'id', 'choice' ) ? sprintf( '%s%s', $this->name, $i ) : $choice['id']; $choice_value = isset( $choice['value'] ) ? $choice['value'] : $choice['label']; $choice_tooltip = $this->settings->maybe_get_tooltip( $choice ); // Get input. $choice_input = sprintf( '', $this->settings->get_input_name_prefix(), $this->name, $choice_value, checked( $selected_value, $choice_value, false ), implode( ' ', self::get_choice_attributes( $choice, $this->get_attributes() ) ) ); // Get icon markup. if ( self::has_icons( $choices ) ) { // Get the defined icon or use default. $icon_markup = GFCommon::get_icon_markup( $choice, 'fa-cog' ); } $html .= sprintf( '
%4$s
', esc_attr( $choice['id'] ), $icon_class, $horizontal_class, $choice_input, isset( $icon_markup ) ? $icon_markup : '', esc_html( $choice['label'] ), $choice_tooltip ); } // Wrap visual choices with container. if ( ! empty( $icon_class ) ) { $html = sprintf( '
%s
', $html ); } // If field failed validation, add error icon. $html .= $this->get_error_icon(); $html .= ''; return $html; } // # VALIDATION METHODS -------------------------------------------------------------------------------------------- /** * Validate posted field value. * * @since 2.5 * * @param string $value Posted field value. */ public function do_validation( $value ) { // If field is required and value is missing, set field error. if ( $this->required && rgblank( $value ) ) { $this->set_error( rgobj( $this, 'error_message' ) ); } // Get choices. $choices = $this->get_choices(); // If no selection was made or no choices exist, exit. if ( rgblank( $value ) || $choices === false || empty( $choices ) ) { return; } // Loop through choices, determine if valid. foreach ( $choices as $choice ) { if ( self::is_choice_valid( $choice, $value ) ) { return; // Choice is valid } } $this->set_error( esc_html__( 'Invalid selection.', 'gravityforms' ) ); } } Fields::register( 'radio', '\Gravity_Forms\Gravity_Forms\Settings\Fields\Radio' );