input_html(); return <<

[field_name]

$input [if description]

[description]

[/if description] [if error]

[error]

[/if error] DEFAULT_HTML; } protected function field_settings_for_type() { $settings = parent::field_settings_for_type(); $settings['read_only'] = false; $settings['default'] = false; $settings['required'] = false; $settings['unique'] = false; $settings['size'] = false; $settings['clear_on_focus'] = false; $settings['format'] = false; $settings['autopopulate'] = false; $settings['max'] = false; return $settings; } protected function html5_input_type() { return 'hidden'; } protected function include_form_builder_file() { return FrmAppHelper::plugin_path() . '/classes/views/frm-fields/back-end/field-total.php'; } public function validate( $args ) { $parent_errors = parent::validate( $args ); if ( $parent_errors ) { return $parent_errors; } // In order to be sure that the total is only validated after all // product prices and quantities have been gathered, we use a hook. $this->posted_value = $args['value'] ?? ''; add_filter( 'frm_entries_before_create', array( $this, 'validate_total' ), 10, 2 ); return array(); } /** * Check to make sure the total hasn't been tampered with. * * @param array $errors All form errors. * @param array|stdClass $form * * @return array */ public function validate_total( $errors, $form ) { global $frm_products; $sum = 0.0; $currency = FrmCurrencyHelper::get_currency(); // Set a decimal separator for currency if no default for it. // first remove unnecessary space(s). $currency['decimal_separator'] = trim( $currency['decimal_separator'] ); if ( ! strlen( $currency['decimal_separator'] ) ) { $currency['decimal_separator'] = '.'; } if ( ! isset( $frm_products ) || ! is_array( $frm_products ) ) { $frm_products = array(); } foreach ( $frm_products as $key => $price_quantity ) { if ( in_array( $key, array( 'repeat_quantity_fields', 'quantity_fields' ), true ) || ! isset( $price_quantity['price'] ) ) { continue; } $quantity = $this->get_quantity_for_validation( $price_quantity ); if ( ! is_array( $price_quantity['price'] ) ) { $price = FrmCurrencyHelper::prepare_price( $price_quantity['price'], $currency ); $sum += (float) $price * (float) $quantity; continue; } // checkboxes foreach ( $price_quantity['price'] as $price ) { $price = FrmCurrencyHelper::prepare_price( $price, $currency ); $sum += (float) $price * (float) $quantity; } } $sum = $currency['decimals'] > 0 ? round( $sum, $currency['decimals'] ) : ceil( $sum ); /** * @since 6.30 * * @param float $sum * @param array|object $field * @param array|stdClass $form */ $sum = apply_filters( 'frm_field_total_expected_sum', $sum, $this->field, $form ); $posted = (float) FrmCurrencyHelper::prepare_price( $this->posted_value, $currency ); if ( $posted === $sum ) { return $errors; } $error_key = 'field' . $this->get_field_column( 'id' ); $errors[ $error_key ] = FrmFieldsHelper::get_error_msg( $this->field, 'invalid' ); return $errors; } /** * @param array $price_quantity * * @return int */ private function get_quantity_for_validation( $price_quantity ) { global $frm_products; // If there is no quantity field, assume 1. $quantity = 1; if ( isset( $price_quantity['quantity'] ) && is_numeric( $price_quantity['quantity'] ) ) { $quantity = $price_quantity['quantity']; } elseif ( ! empty( trim( $price_quantity['parent_field_id'] ) ) ) { if ( ! empty( $frm_products['repeat_quantity_fields'] ) ) { $k = $price_quantity['parent_field_id'] . '_' . $price_quantity['key_pointer']; $quantity = $frm_products['repeat_quantity_fields'][ $k ] ?? 1; } } elseif ( ! empty( $frm_products['quantity_fields'] ) && 1 === count( $frm_products['quantity_fields'] ) ) { $quantity = $frm_products['quantity_fields'][0]; } return (int) $quantity; } /** * @param array|string $value * @param array $atts * * @return array|string */ protected function prepare_display_value( $value, $atts ) { if ( ! empty( $atts['format'] ) && 'number' === $atts['format'] ) { return $value; } return FrmCurrencyHelper::format_price( $value ); } /** * @return string */ public function get_builder_display_value() { $display_value = $this->prepare_display_value( '0', array() ); if ( ! is_array( $display_value ) ) { return $display_value; } // This is to fix the PHPStan error. return implode( ', ', $display_value ); } }