__( 'Displays a language switcher', 'polylang') );
parent::__construct('polylang', __('Language Switcher', 'polylang'), $widget_ops);
}
// displays the widget
function widget($args, $instance) {
extract($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;
do_action('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=');
$js = "
";
echo $js;
}
}
// updates the widget options
function update( $new_instance, $old_instance ) {
$instance = $old_instance;
$new_instance = wp_parse_args( (array) $new_instance, array( 'title' => '', 'show_names' => 1, 'show_flags' => 0, 'dropdown' => 0) ); // default values
$instance['title'] = strip_tags($new_instance['title']);
$instance['show_names'] = !empty($new_instance['show_names']) ? 1 : 0;
$instance['show_flags'] = !empty($new_instance['show_flags']) ? 1 : 0;
$instance['dropdown'] = !empty($new_instance['dropdown']) ? 1 : 0;
return $instance;
}
// displays the widget form
function form($instance) {
$instance = wp_parse_args( (array) $instance, array( 'title' => '', 'show_names' => 1, 'show_flags' => 0, 'dropdown' => 0) ); // default values
// title
$id = $this->get_field_id('title');
$name = $this->get_field_name('title');
$title = sprintf('',
$id, __('Title:'), $id, $name, esc_attr($instance['title']));
// language names checkbox
$id = $this->get_field_id('show_names');
$name = $this->get_field_name('show_names');
$fields = sprintf('
',
$id, $name, $instance['show_names'] ? 'checked="checked"' : '', $id, __('Display language names', 'polylang'));
// flags checkbox
$id = $this->get_field_id('show_flags');
$name = $this->get_field_name('show_flags');
$fields .= sprintf('
',
$id, $name, $instance['show_flags'] ? 'checked="checked"' : '', $id, __('Display flags', 'polylang'));
// dropdown checkbox
$id = $this->get_field_id('dropdown');
$name = $this->get_field_name('dropdown');
$fields .= sprintf('
',
$id, $name, $instance['dropdown'] ? 'checked="checked"' : '', $id, __('Display as dropdown', 'polylang'));
echo $title.''.$fields.'
';
}
} // Class Polylang_Widget
?>