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<?php
defined( 'ABSPATH' ) || die;
/**
* The text fieldset field, which allows users to enter content for a list of text fields.
*/
class RWMB_Fieldset_Text_Field extends RWMB_Input_Field {
public static function admin_enqueue_scripts() {
wp_enqueue_style( 'rwmb-fieldset-text', RWMB_CSS_URL . 'fieldset-text.css', [], RWMB_VER );
wp_style_add_data( 'rwmb-fieldset-text', 'path', RWMB_CSS_DIR . 'fieldset-text.css' );
}
/**
* Get field HTML.
*
* @param mixed $meta Meta value.
* @param array $field Field parameters.
*
* @return string
*/
public static function html( $meta, $field ) {
$html = [];
$tpl = '<p><label>%s</label> %s</p>';
if ( ! is_array( $field['options'] ) ) {
return '';
}
foreach ( $field['options'] as $key => $label ) {
$value = $meta[ $key ] ?? '';
$field['attributes']['name'] = $field['field_name'] . "[{$key}]";
$html[] = sprintf( $tpl, $label, parent::html( $value, $field ) );
}
$out = '<fieldset>' . ( $field['desc'] ? '<legend>' . $field['desc'] . '</legend>' : '' ) . implode( ' ', $html ) . '</fieldset>';
return $out;
}
protected static function input_description( array $field ) : string {
return '';
}
/**
* Normalize parameters for field.
*
* @param array $field Field parameters.
*
* @return array
*/
public static function normalize( $field ) {
$field = parent::normalize( $field );
$field['multiple'] = false;
$field['attributes']['id'] = false;
$field['attributes']['type'] = 'text';
return $field;
}
/**
* Format value for the helper functions.
*
* @param array $field Field parameters.
* @param string|array $value The field meta value.
* @param array $args Additional arguments. Rarely used. See specific fields for details.
* @param int|null $post_id Post ID. null for current post. Optional.
*
* @return string
*/
public static function format_value( $field, $value, $args, $post_id ) {
$output = '<table><thead><tr>';
foreach ( $field['options'] as $label ) {
$output .= "<th>$label</th>";
}
$output .= '</tr></thead></tbody>';
if ( ! $field['clone'] ) {
$output .= self::format_single_value( $field, $value, $args, $post_id );
} else {
foreach ( $value as $subvalue ) {
$output .= self::format_single_value( $field, $subvalue, $args, $post_id );
}
}
$output .= '</tbody></table>';
return $output;
}
/**
* Format a single value for the helper functions. Sub-fields should overwrite this method if necessary.
*
* @param array $field Field parameters.
* @param array $value The value.
* @param array $args Additional arguments. Rarely used. See specific fields for details.
* @param int|null $post_id Post ID. null for current post. Optional.
*
* @return string
*/
public static function format_single_value( $field, $value, $args, $post_id ) {
$output = '<tr>';
foreach ( $value as $subvalue ) {
$output .= "<td>$subvalue</td>";
}
$output .= '</tr>';
return $output;
}
/**
* Since we're using an array of text fields, we need to check if all of them are empty.
* Otherwise, there is no way to know if the field is empty or not.
*/
public static function value( $new, $old, $post_id, $field ) {
$all_empty = empty( array_filter( (array) $new ) );
return $all_empty ? [] : $new;
}
}