%PDF-
%PDF-
Mini Shell
Mini Shell
<?php
/**
* @package Polylang
*/
/**
* The language switcher widget
*
* @since 0.1
*/
class PLL_Widget_Languages extends WP_Widget {
/**
* Constructor
*
* @since 0.1
*/
public function __construct() {
parent::__construct(
'polylang',
__( 'Language switcher', 'polylang' ),
array(
'description' => __( 'Displays a language switcher', 'polylang' ),
'customize_selective_refresh' => true,
)
);
}
/**
* Displays the widget
*
* @since 0.1
*
* @param array $args Display arguments including before_title, after_title, before_widget, and after_widget.
* @param array $instance The settings for the particular instance of the widget
* @return void
*/
public function widget( $args, $instance ) {
// Sets a unique id for dropdown.
$instance['dropdown'] = empty( $instance['dropdown'] ) ? 0 : $this->id;
if ( $list = pll_the_languages( array_merge( $instance, array( 'echo' => 0 ) ) ) ) {
$title = empty( $instance['title'] ) ? '' : $instance['title'];
/** This filter is documented in wp-includes/widgets/class-wp-widget-pages.php */
$title = apply_filters( 'widget_title', $title, $instance, $this->id_base );
echo $args['before_widget']; // phpcs:ignore WordPress.Security.EscapeOutput
if ( $title ) {
echo $args['before_title'] . $title . $args['after_title']; // phpcs:ignore WordPress.Security.EscapeOutput
}
// The title may be filtered: Strip out HTML and make sure the aria-label is never empty.
$aria_label = trim( wp_strip_all_tags( $title ) );
if ( ! $aria_label ) {
$aria_label = __( 'Choose a language', 'polylang' );
}
if ( $instance['dropdown'] ) {
echo '<label class="screen-reader-text" for="' . esc_attr( 'lang_choice_' . $instance['dropdown'] ) . '">' . esc_html( $aria_label ) . '</label>';
echo $list; // phpcs:ignore WordPress.Security.EscapeOutput
} else {
$format = current_theme_supports( 'html5', 'navigation-widgets' ) ? 'html5' : 'xhtml';
/** This filter is documented in wp-includes/widgets/class-wp-nav-menu-widget.php */
$format = apply_filters( 'navigation_widgets_format', $format );
if ( 'html5' === $format ) {
echo '<nav role="navigation" aria-label="' . esc_attr( $aria_label ) . '">';
}
echo "<ul>\n" . $list . "</ul>\n"; // phpcs:ignore WordPress.Security.EscapeOutput
if ( 'html5' === $format ) {
echo '</nav>';
}
}
echo $args['after_widget']; // phpcs:ignore WordPress.Security.EscapeOutput
}
}
/**
* Updates the widget options
*
* @since 0.4
*
* @param array $new_instance New settings for this instance as input by the user via form()
* @param array $old_instance Old settings for this instance
* @return array Settings to save or bool false to cancel saving
*/
public function update( $new_instance, $old_instance ) { // phpcs:ignore VariableAnalysis.CodeAnalysis.VariableAnalysis.UnusedVariable
$instance = array( 'title' => sanitize_text_field( $new_instance['title'] ) );
foreach ( array_keys( PLL_Switcher::get_switcher_options( 'widget' ) ) as $key ) {
$instance[ $key ] = ! empty( $new_instance[ $key ] ) ? 1 : 0;
}
return $instance;
}
/**
* Displays the widget form.
*
* @since 0.4
*
* @param array $instance Current settings.
* @return string
*/
public function form( $instance ) {
// Default values
$instance = wp_parse_args( (array) $instance, array_merge( array( 'title' => '' ), PLL_Switcher::get_switcher_options( 'widget', 'default' ) ) );
// Title
printf(
'<p><label for="%1$s">%2$s</label><input class="widefat" id="%1$s" name="%3$s" type="text" value="%4$s" /></p>',
esc_attr( $this->get_field_id( 'title' ) ),
esc_html__( 'Title:', 'polylang' ),
esc_attr( $this->get_field_name( 'title' ) ),
esc_attr( $instance['title'] )
);
foreach ( PLL_Switcher::get_switcher_options( 'widget' ) as $key => $str ) {
printf(
'<div%5$s%6$s><input type="checkbox" class="checkbox %7$s" id="%1$s" name="%2$s"%3$s /><label for="%1$s">%4$s</label></div>',
esc_attr( $this->get_field_id( $key ) ),
esc_attr( $this->get_field_name( $key ) ),
checked( $instance[ $key ], true, false ),
esc_html( $str ),
in_array( $key, array( 'show_names', 'show_flags', 'hide_current' ) ) ? sprintf( ' class="no-dropdown-%s"', esc_attr( $this->id ) ) : '',
( ! empty( $instance['dropdown'] ) && in_array( $key, array( 'show_names', 'show_flags', 'hide_current' ) ) ? ' style="display:none;"' : '' ),
esc_attr( 'pll-' . $key )
);
}
return ''; // Because the parent class returns a string, however not used.
}
}
Zerion Mini Shell 1.0