View file File name : class-number-slider.ph Content :<?php if ( ! defined( 'ABSPATH' ) ) { exit; } /** * Number Slider field. * * @since 1.5.7 */ class WPForms_Field_Number_Slider extends WPForms_Field { /** * Default minimum value of the field. * * @since 1.5.7 */ const SLIDER_MIN = 0; /** * Default maximum value of the field. * * @since 1.5.7 */ const SLIDER_MAX = 10; /** * Default step value of the field. * * @since 1.5.7 */ const SLIDER_STEP = 1; /** * Primary class constructor. * * @since 1.5.7 */ public function init() { // Define field type information. $this->name = esc_html__( 'Number Slider', 'wpforms-lite' ); $this->type = 'number-slider'; $this->icon = 'fa-sliders'; $this->order = 180; // Customize value format for HTML emails. add_filter( 'wpforms_html_field_value', [ $this, 'html_email_value' ], 10, 4 ); // Builder strings. add_filter( 'wpforms_builder_strings', [ $this, 'add_builder_strings' ] ); } /** * Add Builder strings. * * @since 1.6.2.3 * * @param array $strings Form Builder strings. * * @return array Form Builder strings. */ public function add_builder_strings( $strings ) { $strings['error_number_slider_increment'] = esc_html__( 'Increment value should be greater than zero. Decimal fractions allowed.', 'wpforms-lite' ); return $strings; } /** * Customize format for HTML email notifications. * * @since 1.5.7 * * @param string $val Field value. * @param array $field Field settings. * @param array $form_data Form data and settings. * @param string $context Value display context. * * @return string */ public function html_email_value( $val, $field, $form_data = [], $context = '' ) { if ( empty( $field['value_raw'] ) || $field['type'] !== $this->type ) { return $val; } $value = isset( $field['value_raw']['value'] ) ? (float) $field['value_raw']['value'] : 0; $min = isset( $field['value_raw']['min'] ) ? (float) $field['value_raw']['min'] : self::SLIDER_MIN; $max = isset( $field['value_raw']['max'] ) ? (float) $field['value_raw']['max'] : self::SLIDER_MAX; $html_value = $value; if ( strpos( $field['value_raw']['value_display'], '{value}' ) !== false ) { $html_value = str_replace( '{value}', /* translators: %1$s - Number slider selected value, %2$s - its minimum value, %3$s - its maximum value. */ sprintf( esc_html__( '%1$s (%2$s min / %3$s max)', 'wpforms-lite' ), $value, $min, $max ), $field['value_raw']['value_display'] ); } return $html_value; } /** * Field options panel inside the builder. * * @since 1.5.7 * * @param array $field Field settings. */ public function field_options( $field ) { /* * Basic field options. */ // Options open markup. $args = [ 'markup' => 'open', ]; $this->field_option( 'basic-options', $field, $args ); // Label. $this->field_option( 'label', $field ); // Description. $this->field_option( 'description', $field ); // Required toggle disabled. $this->field_element( 'text', $field, [ 'slug' => 'required', 'value' => '', 'type' => 'hidden', ] ); // Value: min/max. $lbl = $this->field_element( 'label', $field, [ 'slug' => 'value', 'value' => esc_html__( 'Value', 'wpforms-lite' ), 'tooltip' => esc_html__( 'Define the minimum and the maximum values for the slider.', 'wpforms-lite' ), ], false ); $min = $this->field_element( 'text', $field, [ 'type' => 'number', 'slug' => 'min', 'class' => 'wpforms-number-slider-min', 'value' => ! empty( $field['min'] ) ? (float) $field['min'] : self::SLIDER_MIN, ], false ); $max = $this->field_element( 'text', $field, [ 'type' => 'number', 'slug' => 'max', 'class' => 'wpforms-number-slider-max', 'value' => ! empty( $field['max'] ) ? (float) $field['max'] : self::SLIDER_MAX, ], false ); $this->field_element( 'row', $field, [ 'slug' => 'min_max', 'content' => $lbl . wpforms_render( 'fields/number-slider/builder-option-min-max', [ 'label' => $lbl, 'input_min' => $min, 'input_max' => $max, 'field_id' => $field['id'], ], true ), ] ); // Default value. $lbl = $this->field_element( 'label', $field, [ 'slug' => 'default_value', 'value' => esc_html__( 'Default Value', 'wpforms-lite' ), 'tooltip' => esc_html__( 'Enter a default value for this field.', 'wpforms-lite' ), ], false ); $fld = $this->field_element( 'text', $field, [ 'type' => 'number', 'slug' => 'default_value', 'class' => 'wpforms-number-slider-default-value', 'value' => ! empty( $field['default_value'] ) ? (float) $field['default_value'] : 0, 'attrs' => [ 'min' => isset( $field['min'] ) && is_numeric( $field['min'] ) ? (float) $field['min'] : self::SLIDER_MIN, 'max' => isset( $field['max'] ) && is_numeric( $field['max'] ) ? (float) $field['max'] : self::SLIDER_MAX, 'step' => isset( $field['step'] ) && is_numeric( $field['step'] ) ? (float) $field['step'] : self::SLIDER_STEP, ], ], false ); $this->field_element( 'row', $field, [ 'slug' => 'default_value', 'content' => $lbl . $fld, ] ); // Steps. $lbl = $this->field_element( 'label', $field, [ 'slug' => 'step', 'value' => esc_html__( 'Increment', 'wpforms-lite' ), 'tooltip' => esc_html__( 'Determines the increment between selectable values on the slider.', 'wpforms-lite' ), ], false ); $fld = $this->field_element( 'text', $field, [ 'type' => 'number', 'slug' => 'step', 'class' => 'wpforms-number-slider-step', 'value' => ! empty( $field['step'] ) ? abs( $field['step'] ) : self::SLIDER_STEP, 'attrs' => [ 'min' => 0, 'max' => isset( $field['max'] ) && is_numeric( $field['max'] ) ? abs( (float) $field['max'] ) : self::SLIDER_MAX, ], ], false ); $this->field_element( 'row', $field, [ 'slug' => 'step', 'content' => $lbl . $fld, ] ); // Options close markup. $args = [ 'markup' => 'close', ]; $this->field_option( 'basic-options', $field, $args ); /* * Advanced field options. */ // Options open markup. $args = [ 'markup' => 'open', ]; $this->field_option( 'advanced-options', $field, $args ); // Size. $this->field_option( 'size', $field ); // Value display. $lbl = $this->field_element( 'label', $field, [ 'slug' => 'value_display', 'value' => esc_html__( 'Value Display', 'wpforms-lite' ), 'tooltip' => esc_html__( 'Displays the currently selected value below the slider.', 'wpforms-lite' ), ], false ); $fld = $this->field_element( 'text', $field, [ 'slug' => 'value_display', 'class' => 'wpforms-number-slider-value-display', 'value' => isset( $field['value_display'] ) ? $field['value_display'] : $this->get_default_display_value(), ], false ); $this->field_element( 'row', $field, [ 'slug' => 'value_display', 'content' => $lbl . $fld, ] ); // Custom CSS classes. $this->field_option( 'css', $field ); // Hide label. $this->field_option( 'label_hide', $field ); // Options close markup. $args = [ 'markup' => 'close', ]; $this->field_option( 'advanced-options', $field, $args ); } /** * Get default display value. * * @since 1.7.1 * * @return string */ private function get_default_display_value() { return sprintf( /* translators: %s - value. */ esc_html__( 'Selected Value: %s', 'wpforms-lite' ), '{value}' ); } /** * Field preview inside the builder. * * @since 1.5.7 * * @param array $field Field data. */ public function field_preview( $field ) { // Label. $this->field_preview_option( 'label', $field ); $value_display = isset( $field['value_display'] ) ? esc_attr( $field['value_display'] ) : $this->get_default_display_value(); $default_value = ! empty( $field['default_value'] ) ? (float) $field['default_value'] : 0; echo wpforms_render( // phpcs:ignore WordPress.Security.EscapeOutput.OutputNotEscaped 'fields/number-slider/builder-preview', [ 'min' => isset( $field['min'] ) && is_numeric( $field['min'] ) ? (float) $field['min'] : self::SLIDER_MIN, 'max' => isset( $field['max'] ) && is_numeric( $field['max'] ) ? (float) $field['max'] : self::SLIDER_MAX, 'step' => isset( $field['step'] ) && is_numeric( $field['step'] ) ? (float) $field['step'] : self::SLIDER_STEP, 'value_display' => $value_display, 'default_value' => $default_value, 'value_hint' => str_replace( '{value}', '<b>' . $default_value . '</b>', wp_kses( $value_display, wpforms_builder_preview_get_allowed_tags() ) ), 'field_id' => $field['id'], ], true ); // Description. $this->field_preview_option( 'description', $field ); } /** * Field display on the form front-end. * * @since 1.5.7 * * @param array $field Field data and settings. * @param array $deprecated Deprecated field attributes. Use $field['properties'] instead. * @param array $form_data Form data and settings. */ public function field_display( $field, $deprecated, $form_data ) { // Define data. $primary = $field['properties']['inputs']['primary']; $value_display = isset( $field['value_display'] ) ? esc_attr( $field['value_display'] ) : esc_html__( 'Selected Value: {value}', 'wpforms-lite' ); $hint_value = ! empty( $primary['attr']['value'] ) ? (float) $primary['attr']['value'] : 0; $hint = str_replace( '{value}', '<b>' . $hint_value . '</b>', $value_display ); // phpcs:ignore echo wpforms_render( 'fields/number-slider/frontend', [ 'atts' => $primary['attr'], 'class' => $primary['class'], 'datas' => $primary['data'], 'id' => $primary['id'], 'max' => isset( $field['max'] ) && is_numeric( $field['max'] ) ? (float) $field['max'] : self::SLIDER_MAX, 'min' => isset( $field['min'] ) && is_numeric( $field['min'] ) ? (float) $field['min'] : self::SLIDER_MIN, 'required' => $primary['required'], 'step' => isset( $field['step'] ) && is_numeric( $field['step'] ) ? (float) $field['step'] : self::SLIDER_STEP, 'value_display' => $value_display, 'value_hint' => $hint, ], true ); } /** * Validate field on form submit. * * @since 1.5.7 * * @param int $field_id Field ID. * @param int|float|string $field_submit Submitted field value. * @param array $form_data Form data and settings. */ public function validate( $field_id, $field_submit, $form_data ) { $form_id = $form_data['id']; $field_submit = (float) $this->sanitize_value( $field_submit ); // Basic required check - if field is marked as required, check for entry data. if ( ! empty( $form_data['fields'][ $field_id ]['required'] ) && empty( $field_submit ) && (string) $field_submit !== '0' ) { wpforms()->get( 'process' )->errors[ $form_id ][ $field_id ] = wpforms_get_required_label(); } // Check if value is numeric. if ( ! empty( $field_submit ) && ! is_numeric( $field_submit ) ) { /** * Filter the error message for the number field. * * @since 1.0.0 * * @param string $message Error message. */ wpforms()->get( 'process' )->errors[ $form_id ][ $field_id ] = apply_filters( 'wpforms_valid_number_label', esc_html__( 'Please provide a valid value.', 'wpforms-lite' ) ); // phpcs:ignore WPForms.PHP.ValidateHooks.InvalidHookName } } /** * Format and sanitize field. * * @since 1.5.7 * * @param int $field_id Field ID. * @param int|string|float $field_submit Submitted field value. * @param array $form_data Form data and settings. */ public function format( $field_id, $field_submit, $form_data ) { // Define data. $name = ! empty( $form_data['fields'][ $field_id ]['label'] ) ? $form_data['fields'][ $field_id ]['label'] : ''; $value = (float) $this->sanitize_value( $field_submit ); $value_raw = [ 'value' => $value, 'min' => (float) $form_data['fields'][ $field_id ]['min'], 'max' => (float) $form_data['fields'][ $field_id ]['max'], 'value_display' => wp_kses_post( $form_data['fields'][ $field_id ]['value_display'] ), ]; // Set final field details. wpforms()->get( 'process' )->fields[ $field_id ] = [ 'name' => sanitize_text_field( $name ), 'value' => $value, 'value_raw' => $value_raw, 'id' => absint( $field_id ), 'type' => $this->type, ]; } /** * Sanitize the value. * * @since 1.5.7 * * @param string $value The number field submitted value. * * @return float|int|string */ private function sanitize_value( $value ) { // Some browsers allow other non-digit/decimal characters to be submitted // with the num input, which then trips the is_numeric validation below. // To get around this we remove all chars that are not expected. $signed_value = preg_replace( '/[^-0-9.]/', '', $value ); $abs_value = abs( $signed_value ); $value = strpos( $signed_value, '-' ) === 0 ? '-' . $abs_value : $abs_value; return $value; } } new WPForms_Field_Number_Slider();