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<?php
/**
* Checkbox field.
*
* @package WPForms
* @author WPForms
* @since 1.0.0
* @license GPL-2.0+
* @copyright Copyright (c) 2016, WPForms LLC
*/
class WPForms_Field_Checkbox extends WPForms_Field {
/**
* Primary class constructor.
*
* @since 1.0.0
*/
public function init() {
// Define field type information.
$this->name = esc_html__( 'Checkboxes', 'wpforms' );
$this->type = 'checkbox';
$this->icon = 'fa-check-square-o';
$this->order = 11;
$this->defaults = array(
1 => array(
'label' => esc_html__( 'First Choice', 'wpforms' ),
'value' => '',
'image' => '',
'default' => '',
),
2 => array(
'label' => esc_html__( 'Second Choice', 'wpforms' ),
'value' => '',
'image' => '',
'default' => '',
),
3 => array(
'label' => esc_html__( 'Third Choice', 'wpforms' ),
'value' => '',
'image' => '',
'default' => '',
),
);
// Customize HTML field values.
add_filter( 'wpforms_html_field_value', array( $this, 'field_html_value' ), 10, 4 );
// Define additional field properties.
add_filter( 'wpforms_field_properties_checkbox', array( $this, 'field_properties' ), 5, 3 );
}
/**
* Return images, if any, for HTML supported values.
*
* @since 1.4.5
*
* @param string $value Field value.
* @param array $field Field settings.
* @param array $form_data Form data.
* @param string $context Value display context.
*
* @return string
*/
public function field_html_value( $value, $field, $form_data = array(), $context = '' ) {
// Only use HTML formatting for checkbox fields, with image choices
// enabled, and exclude the entry table display. Lastly, provides a
// filter to disable fancy display.
if (
! empty( $field['value'] ) &&
'checkbox' === $field['type'] &&
! empty( $field['images'] ) &&
'entry-table' !== $context &&
apply_filters( 'wpforms_checkbox_field_html_value_images', true, $context )
) {
$items = array();
$values = explode( "\n", $field['value'] );
foreach ( $values as $key => $val ) {
if ( ! empty( $field['images'][ $key ] ) ) {
$items[] = sprintf( '<span style="max-width:200px;display:block;margin:0 0 5px 0;"><img src="%s" style="max-width:100%%;display:block;margin:0;"></span>%s',
esc_url( $field['images'][ $key ] ),
$val
);
} else {
$items[] = $val;
}
}
return implode( '<br><br>', $items );
}
return $value;
}
/**
* Define additional field properties.
*
* @since 1.4.5
*
* @param array $properties Field properties.
* @param array $field Field settings.
* @param array $form_data Form data.
*
* @return array
*/
public function field_properties( $properties, $field, $form_data ) {
// Define data.
$form_id = absint( $form_data['id'] );
$field_id = absint( $field['id'] );
$choices = $field['choices'];
$dynamic = wpforms_get_field_dynamic_choices( $field, $form_id, $form_data );
if ( $dynamic ) {
$choices = $dynamic;
$field['show_values'] = true;
}
// Remove primary input.
unset( $properties['inputs']['primary'] );
// Set input container (ul) properties.
$properties['input_container'] = array(
'class' => array( ! empty( $field['random'] ) ? 'wpforms-randomize' : '' ),
'data' => array(),
'id' => "wpforms-{$form_id}-field_{$field_id}",
);
// Set input properties.
foreach ( $choices as $key => $choice ) {
$depth = isset( $choice['depth'] ) ? absint( $choice['depth'] ) : 1;
$properties['inputs'][ $key ] = array(
'container' => array(
'attr' => array(),
'class' => array( "choice-{$key}", "depth-{$depth}" ),
'data' => array(),
'id' => '',
),
'label' => array(
'attr' => array(
'for' => "wpforms-{$form_id}-field_{$field_id}_{$key}",
),
'class' => array( 'wpforms-field-label-inline' ),
'data' => array(),
'id' => '',
'text' => $choice['label'],
),
'attr' => array(
'name' => "wpforms[fields][{$field_id}][]",
'value' => isset( $field['show_values'] ) ? $choice['value'] : $choice['label'],
),
'class' => array(),
'data' => array(),
'id' => "wpforms-{$form_id}-field_{$field_id}_{$key}",
'image' => isset( $choice['image'] ) ? $choice['image'] : '',
'required' => ! empty( $field['required'] ) ? 'required' : '',
'default' => isset( $choice['default'] ),
);
}
// Required class for pagebreak validation.
if ( ! empty( $field['required'] ) ) {
$properties['input_container']['class'][] = 'wpforms-field-required';
}
// Custom properties if image choices is enabled.
if ( ! $dynamic && ! empty( $field['choices_images'] ) ) {
$properties['input_container']['class'][] = 'wpforms-image-choices';
$properties['input_container']['class'][] = 'wpforms-image-choices-' . sanitize_html_class( $field['choices_images_style'] );
foreach ( $properties['inputs'] as $key => $inputs ) {
$properties['inputs'][ $key ]['container']['class'][] = 'wpforms-image-choices-item';
if ( in_array( $field['choices_images_style'], array( 'modern', 'classic' ), true ) ) {
$properties['inputs'][ $key ]['class'][] = 'wpforms-screen-reader-element';
}
}
}
// Custom properties for disclaimer format display.
if ( ! empty( $field['disclaimer_format'] ) ) {
$properties['description']['class'][] = 'wpforms-disclaimer-description';
$properties['description']['value'] = nl2br( $properties['description']['value'] );
}
// Add selected class for choices with defaults.
foreach ( $properties['inputs'] as $key => $inputs ) {
if ( ! empty( $inputs['default'] ) ) {
$properties['inputs'][ $key ]['container']['class'][] = 'wpforms-selected';
}
}
return $properties;
}
/**
* Field options panel inside the builder.
*
* @since 1.0.0
*
* @param array $field Field settings.
*/
public function field_options( $field ) {
// -------------------------------------------------------------------//
// Basic field options
// -------------------------------------------------------------------//
// Options open markup.
$this->field_option( 'basic-options', $field, array(
'markup' => 'open',
) );
// Label.
$this->field_option( 'label', $field );
// Choices.
$this->field_option( 'choices', $field );
// Choices Images.
$this->field_option( 'choices_images', $field );
// Description.
$this->field_option( 'description', $field );
// Required toggle.
$this->field_option( 'required', $field );
// Options close markup.
$this->field_option( 'basic-options', $field, array(
'markup' => 'close',
) );
// -------------------------------------------------------------------//
// Advanced field options
// -------------------------------------------------------------------//
// Options open markup.
$this->field_option( 'advanced-options', $field, array(
'markup' => 'open',
) );
// Randomize order of choices.
$this->field_element(
'row',
$field,
array(
'slug' => 'random',
'content' => $this->field_element(
'checkbox',
$field,
array(
'slug' => 'random',
'value' => isset( $field['random'] ) ? '1' : '0',
'desc' => esc_html__( 'Randomize Choices', 'wpforms' ),
'tooltip' => esc_html__( 'Check this option to randomize the order of the choices.', 'wpforms' ),
),
false
),
)
);
// Show Values toggle option. This option will only show if already used
// or if manually enabled by a filter.
if ( ! empty( $field['show_values'] ) || apply_filters( 'wpforms_fields_show_options_setting', false ) ) {
$this->field_element( 'row', $field, array(
'slug' => 'show_values',
'content' => $this->field_element(
'checkbox',
$field,
array(
'slug' => 'show_values',
'value' => isset( $field['show_values'] ) ? $field['show_values'] : '0',
'desc' => esc_html__( 'Show Values', 'wpforms' ),
'tooltip' => esc_html__( 'Check this to manually set form field values.', 'wpforms' ),
),
false
),
) );
}
// Choices Images Style (theme).
$this->field_option( 'choices_images_style', $field );
// Display format.
$this->field_option( 'input_columns', $field );
// Hide label.
$this->field_option( 'label_hide', $field );
// Custom CSS classes.
$this->field_option( 'css', $field );
// Dynamic choice auto-populating toggle.
$this->field_option( 'dynamic_choices', $field );
// Dynamic choice source.
$this->field_option( 'dynamic_choices_source', $field );
// Enable Disclaimer formating.
$this->field_element(
'row',
$field,
array(
'slug' => 'disclaimer_format',
'content' => $this->field_element(
'checkbox',
$field,
array(
'slug' => 'disclaimer_format',
'value' => isset( $field['disclaimer_format'] ) ? '1' : '0',
'desc' => esc_html__( 'Enable Disclaimer / Terms of Service Display', 'wpforms' ),
'tooltip' => esc_html__( 'Check this option apply adjust the field styling to support Disclaimers and Terms of Serice type agreements.', 'wpforms' ),
),
false
),
)
);
// Options close markup.
$this->field_option( 'advanced-options', $field, array(
'markup' => 'close',
) );
}
/**
* Field preview inside the builder.
*
* @since 1.0.0
*
* @param array $field Field settings.
*/
public function field_preview( $field ) {
// Label.
$this->field_preview_option( 'label', $field );
// Choices.
$this->field_preview_option( 'choices', $field );
// Description.
$this->field_preview_option( 'description', $field, array(
'class' => ! empty( $field['disclaimer_format'] ) ? 'disclaimer nl2br' : false,
) );
}
/**
* Field display on the form front-end.
*
* @since 1.0.0
*
* @param array $field Field settings.
* @param array $deprecated Deprecated array.
* @param array $form_data Form data.
*/
public function field_display( $field, $deprecated, $form_data ) {
// Define data.
$container = $field['properties']['input_container'];
$choices = $field['properties']['inputs'];
printf( '<ul %s>',
wpforms_html_attributes( $container['id'], $container['class'], $container['data'] )
);
foreach ( $choices as $key => $choice ) {
// If the field is required, has the label hidden, and has
// disclaimer mode enabled, so the required status in choice
// label.
$required = '';
if ( ! empty( $field['disclaimer_format'] ) && ! empty( $choice['required'] ) && ! empty( $field['label_hide'] ) ) {
$required = apply_filters( 'wpforms_field_required_label', ' <span class="wpforms-required-label">*</span>' );
}
printf( '<li %s>',
wpforms_html_attributes( $choice['container']['id'], $choice['container']['class'], $choice['container']['data'], $choice['container']['attr'] )
);
if ( empty( $field['dynamic_choices'] ) && ! empty( $field['choices_images'] ) ) {
// Image choices.
printf( '<label %s>',
wpforms_html_attributes( $choice['label']['id'], $choice['label']['class'], $choice['label']['data'], $choice['label']['attr'] )
);
if ( ! empty( $choice['image'] ) ) {
echo '<span class="wpforms-image-choices-image"><img src="' . esc_url( $choice['image'] ) . '"></span>';
}
if ( 'none' === $field['choices_images_style'] ) {
echo '<br>';
}
printf( '<input type="checkbox" %s %s %s>',
wpforms_html_attributes( $choice['id'], $choice['class'], $choice['data'], $choice['attr'] ),
esc_attr( $choice['required'] ),
checked( '1', $choice['default'], false )
);
echo '<span class="wpforms-image-choices-label">' . wp_kses_post( $choice['label']['text'] ) . '</span>';
echo '</label>';
} else {
// Normal display.
printf( '<input type="checkbox" %s %s %s>',
wpforms_html_attributes( $choice['id'], $choice['class'], $choice['data'], $choice['attr'] ),
esc_attr( $choice['required'] ),
checked( '1', $choice['default'], false )
);
printf( '<label %s>%s%s</label>',
wpforms_html_attributes( $choice['label']['id'], $choice['label']['class'], $choice['label']['data'], $choice['label']['attr'] ),
wp_kses_post( $choice['label']['text'] ),
$required
); // WPCS: XSS ok.
}
echo '</li>';
}
echo '</ul>';
}
/**
* Formats and sanitizes field.
*
* @since 1.0.2
*
* @param int $field_id Field ID.
* @param array $field_submit Submitted form data.
* @param array $form_data Form data.
*/
public function format( $field_id, $field_submit, $form_data ) {
$field_submit = (array) $field_submit;
$field = $form_data['fields'][ $field_id ];
$dynamic = ! empty( $field['dynamic_choices'] ) ? $field['dynamic_choices'] : false;
$name = sanitize_text_field( $field['label'] );
$value_raw = wpforms_sanitize_array_combine( $field_submit );
$data = array(
'name' => $name,
'value' => '',
'value_raw' => $value_raw,
'id' => absint( $field_id ),
'type' => $this->type,
);
if ( 'post_type' === $dynamic && ! empty( $field['dynamic_post_type'] ) ) {
// Dynamic population is enabled using post type.
$value_raw = implode( ',', array_map( 'absint', $field_submit ) );
$data['value_raw'] = $value_raw;
$data['dynamic'] = 'post_type';
$data['dynamic_items'] = $value_raw;
$data['dynamic_post_type'] = $field['dynamic_post_type'];
$posts = array();
foreach ( $field_submit as $id ) {
$post = get_post( $id );
if ( ! is_wp_error( $post ) && ! empty( $post ) && $data['dynamic_post_type'] === $post->post_type ) {
$posts[] = esc_html( $post->post_title );
}
}
$data['value'] = ! empty( $posts ) ? wpforms_sanitize_array_combine( $posts ) : '';
} elseif ( 'taxonomy' === $dynamic && ! empty( $field['dynamic_taxonomy'] ) ) {
// Dynamic population is enabled using taxonomy.
$value_raw = implode( ',', array_map( 'absint', $field_submit ) );
$data['value_raw'] = $value_raw;
$data['dynamic'] = 'taxonomy';
$data['dynamic_items'] = $value_raw;
$data['dynamic_taxonomy'] = $field['dynamic_taxonomy'];
$terms = array();
foreach ( $field_submit as $id ) {
$term = get_term( $id, $field['dynamic_taxonomy'] );
if ( ! is_wp_error( $term ) && ! empty( $term ) ) {
$terms[] = esc_html( $term->name );
}
}
$data['value'] = ! empty( $terms ) ? wpforms_sanitize_array_combine( $terms ) : '';
} else {
// Normal processing, dynamic population is off.
$choice_keys = array();
// If show_values is true, that means values posted are the raw values
// and not the labels. So we need to set label values. Also store
// the choice keys.
if ( ! empty( $field['show_values'] ) && '1' == $field['show_values'] ) {
$labels = array();
foreach ( $field_submit as $item ) {
foreach ( $field['choices'] as $key => $choice ) {
if ( $item == $choice['value'] ) {
$value[] = $choice['label'];
$choice_keys[] = $key;
break;
}
}
}
$data['value'] = ! empty( $labels ) ? wpforms_sanitize_array_combine( $labels ) : '';
} else {
$data['value'] = $value_raw;
// Determine choices keys, this is needed for image choices.
foreach ( $field_submit as $item ) {
foreach ( $field['choices'] as $key => $choice ) {
if ( $item == $choice['label'] ) {
$choice_keys[] = $key;
break;
}
}
}
}
// Images choices are enabled, lookup and store image URLs.
if ( ! empty( $field['choices_images'] ) && ! empty( $choice_keys ) ) {
$data['images'] = array();
foreach ( $choice_keys as $key ) {
$data['images'][] = ! empty( $field['choices'][ $key ]['image'] ) ? esc_url_raw( $field['choices'][ $key ]['image'] ) : '';
}
}
}
// Push field details to be saved.
wpforms()->process->fields[ $field_id ] = $data;
}
}
new WPForms_Field_Checkbox();
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