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<?php
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/**
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* Checkbox field.
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*
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* @package WPForms
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* @author WPForms
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* @since 1.0.0
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* @license GPL-2.0+
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* @copyright Copyright (c) 2016, WPForms LLC
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*/
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class MC4WP_WPForms_Field extends WPForms_Field {
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/**
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* Primary class constructor.
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*
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* @since 1.0.0
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*/
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public function init() {
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// Define field type information
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$this->name = 'Mailchimp';
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$this->type = 'mailchimp';
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$this->icon = 'fa-envelope-o';
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$this->order = 21;
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$this->defaults = array(
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0 => array(
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'label' => __( 'Sign-up to our newsletter?', 'mailchimp-for-wp' ),
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'value' => '1',
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'default' => '',
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),
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);
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}
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/**
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* Field options panel inside the builder.
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*
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* @since 1.0.0
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* @param array $field
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*/
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public function field_options( $field ) {
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//--------------------------------------------------------------------//
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// Basic field options
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//--------------------------------------------------------------------//
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// Options open markup
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$this->field_option( 'basic-options', $field, array( 'markup' => 'open' ) );
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// Mailchimp list
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$this->field_option_mailchimp_list( $field );
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// Choices
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$this->field_option_choices( $field );
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// Description
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$this->field_option( 'description', $field );
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// Required toggle
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$this->field_option( 'required', $field );
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// Options close markup
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$this->field_option( 'basic-options', $field, array( 'markup' => 'close' ) );
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//--------------------------------------------------------------------//
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// Advanced field options
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//--------------------------------------------------------------------//
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// Options open markup
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$this->field_option( 'advanced-options', $field, array( 'markup' => 'open' ) );
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// Custom CSS classes
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$this->field_option( 'css', $field );
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// Options close markup
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$this->field_option( 'advanced-options', $field, array( 'markup' => 'close' ) );
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}
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private function field_option_mailchimp_list( $field ) {
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$mailchimp = new MC4WP_MailChimp();
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// Field option label
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$tooltip = __( 'Select the Mailchimp list to subscribe to.', 'mailchimp-for-wp' );
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$option_label = $this->field_element(
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'label',
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$field,
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array(
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'slug' => 'mailchimp-list',
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'value' => __( 'Mailchimp list', 'mailchimp-for-wp' ),
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'tooltip' => $tooltip,
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),
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false
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);
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$option_select = sprintf( '<select name="fields[%s][mailchimp_list]" data-field-id="%d" data-field-type="%s">', $field['id'], $field['id'], $this->type );
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$lists = $mailchimp->get_lists();
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foreach ( $lists as $list ) {
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$option_select .= sprintf( '<option value="%s" %s>%s</option>', $list->id, selected( $list->id, $field['mailchimp_list'], false ), $list->name );
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}
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$option_select .= '</select>';
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// Field option row (markup) including label and input.
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$output = $this->field_element(
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'row',
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$field,
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array(
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'slug' => 'mailchimp-list',
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'content' => $option_label . $option_select,
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)
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);
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}
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private function field_option_choices( $field ) {
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$tooltip = __( 'Set your sign-up label text and whether it should be pre-checked.', 'mailchimp-for-wp' );
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$values = ! empty( $field['choices'] ) ? $field['choices'] : $this->defaults;
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$class = ! empty( $field['show_values'] ) && (int) $field['show_values'] === 1 ? 'show-values' : '';
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$class .= ! empty( $dynamic ) ? ' wpforms-hidden' : '';
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// Field option label
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$option_label = $this->field_element(
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'label',
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$field,
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array(
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'slug' => 'mailchimp-checkbox',
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'value' => __( 'Sign-up checkbox', 'mailchimp-for-wp' ),
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'tooltip' => $tooltip,
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),
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false
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);
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// Field option choices inputs
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$option_choices = sprintf( '<ul class="choices-list %s" data-field-id="%d" data-field-type="%s">', $class, $field['id'], $this->type );
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foreach ( $values as $key => $value ) {
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$default = ! empty( $value['default'] ) ? $value['default'] : '';
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$option_choices .= sprintf( '<li data-key="%d">', $key );
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$option_choices .= sprintf( '<input type="checkbox" name="fields[%s][choices][%s][default]" class="default" value="1" %s>', $field['id'], $key, checked( '1', $default, false ) );
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$option_choices .= sprintf( '<input type="text" name="fields[%s][choices][%s][label]" value="%s" class="label">', $field['id'], $key, esc_attr( $value['label'] ) );
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$option_choices .= sprintf( '<input type="text" name="fields[%s][choices][%s][value]" value="%s" class="value">', $field['id'], $key, esc_attr( $value['value'] ) );
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$option_choices .= '</li>';
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}
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$option_choices .= '</ul>';
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// Field option row (markup) including label and input.
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$output = $this->field_element(
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'row',
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$field,
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array(
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'slug' => 'choices',
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'content' => $option_label . $option_choices,
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)
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);
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}
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/**
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* Field preview inside the builder.
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*
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* @since 1.0.0
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* @param array $field
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*/
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public function field_preview( $field ) {
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$values = ! empty( $field['choices'] ) ? $field['choices'] : $this->defaults;
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// Field checkbox elements
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echo '<ul class="primary-input">';
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// Notify if currently empty
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if ( empty( $values ) ) {
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$values = array( 'label' => __( '(empty)', 'wpforms' ) );
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}
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// Individual checkbox options
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foreach ( $values as $key => $value ) {
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$default = isset( $value['default'] ) ? $value['default'] : '';
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$selected = checked( '1', $default, false );
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printf( '<li><input type="checkbox" %s disabled>%s</li>', $selected, $value['label'] );
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}
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echo '</ul>';
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// Dynamic population is enabled and contains more than 20 items
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if ( isset( $total ) && $total > 20 ) {
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echo '<div class="wpforms-alert-dynamic wpforms-alert wpforms-alert-warning">';
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printf( __( 'Showing the first 20 choices.<br> All %d choices will be displayed when viewing the form.', 'wpforms' ), absint( $total ) );
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echo '</div>';
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}
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// Description
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$this->field_preview_option( 'description', $field );
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}
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/**
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* Field display on the form front-end.
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*
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* @since 1.0.0
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* @param array $field
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* @param array $form_data
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*/
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public function field_display( $field, $field_atts, $form_data ) {
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// Setup and sanitize the necessary data
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$field_required = ! empty( $field['required'] ) ? ' required' : '';
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$field_class = implode( ' ', array_map( 'sanitize_html_class', $field_atts['input_class'] ) );
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$field_id = implode( ' ', array_map( 'sanitize_html_class', $field_atts['input_id'] ) );
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$form_id = $form_data['id'];
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$choices = $field['choices'];
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// List
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printf( '<ul id="%s" class="%s">', $field_id, $field_class );
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foreach ( $choices as $key => $choice ) {
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$selected = isset( $choice['default'] ) ? '1' : '0';
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$depth = isset( $choice['depth'] ) ? absint( $choice['depth'] ) : 1;
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printf( '<li class="choice-%d depth-%d">', $key, $depth );
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// Checkbox elements
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printf(
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'<input type="checkbox" id="wpforms-%d-field_%d_%d" name="wpforms[fields][%d]" value="%s" %s %s>',
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$form_id,
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$field['id'],
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$key,
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$field['id'],
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esc_attr( $choice['value'] ),
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checked( '1', $selected, false ),
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$field_required
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);
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printf( '<label class="wpforms-field-label-inline" for="wpforms-%d-field_%d_%d">%s</label>', $form_id, $field['id'], $key, wp_kses_post( $choice['label'] ) );
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echo '</li>';
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}
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echo '</ul>';
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}
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/**
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* Formats and sanitizes field.
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*
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* @since 1.0.2
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* @param int $field_id
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* @param array $field_submit
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* @param array $form_data
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*/
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public function format( $field_id, $field_submit, $form_data ) {
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$field = $form_data['fields'][ $field_id ];
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$choice = array_pop( $field['choices'] );
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$name = sanitize_text_field( $choice['label'] );
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$data = array(
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'name' => $name,
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'value' => empty( $field_submit ) ? __( 'No', 'mailchimp-for-wp' ) : __( 'Yes', 'mailchimp-for-wp' ),
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'value_raw' => $field_submit,
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'id' => absint( $field_id ),
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'type' => $this->type,
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);
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wpforms()->process->fields[ $field_id ] = $data;
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}
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}
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