__( 'Displays a language switcher', 'polylang')));
}
// displays the widget
function widget($args, $instance) {
global $polylang;
extract($args);
extract($instance);
$title = apply_filters('widget_title', $instance['title'], $instance, $this->id_base);
echo "$before_widget\n";
if ($title)
echo $before_title . $title . $after_title;
$polylang->the_languages($instance);
echo "$after_widget\n";
// javascript to switch the language when using a dropdown list
// keep the things simple for now as we switch to the posts page
if ($dropdown) {
$url = home_url('?lang=');
$home_url = get_option('home');
$options = get_option('polylang');
$default = $options['hide_default'] ? esc_js($options['default_lang']) : '';
$js = "
";
echo $js;
}
}
// updates the widget options
function update( $new_instance, $old_instance ) {
$instance['title'] = strip_tags($new_instance['title']);
foreach ( array('show_names', 'show_flags','dropdown', 'force_home') as $key)
$instance[$key] = !empty($new_instance[$key]) ? 1 : 0;
return $instance;
}
// displays the widget form
function form($instance) {
// default values
$instance = wp_parse_args( (array) $instance, array( 'title' => '', 'show_names' => 1, 'show_flags' => 0, 'dropdown' => 0, 'force_home' => 0) );
// title
$title = sprintf('',
$this->get_field_id('title'), __('Title:', 'polylang'), $this->get_field_name('title'), esc_attr($instance['title']));
$widget_options = array (
'show_names' => __('Displays language names', 'polylang'),
'show_flags' => __('Displays flags', 'polylang'),
'dropdown' => __('Displays as dropdown', 'polylang'),
'force_home' => __('Forces link to front page', 'polylang')
);
$fields = '';
foreach ($widget_options as $key=>$str)
$fields .= sprintf('
',
$this->get_field_id($key), $this->get_field_name($key), $instance[$key] ? 'checked="checked"' : '', esc_html($str));
echo $title.''.$fields.'
';
}
}
?>