__( 'Displays a language switcher', 'polylang')));
}
// displays the widget
function widget($args, $instance) {
global $polylang;
if (!(isset($polylang) && $polylang->get_languages_list() && $list = $polylang->the_languages(array_merge($instance, array('echo' => 0)))))
return;
extract($args);
extract($instance);
echo "$before_widget\n";
if ($title = apply_filters('widget_title', $title, $instance, $this->id_base))
echo $before_title . $title . $after_title;
echo $dropdown ? $list : "\n";
echo "$after_widget\n";
// javascript to switch the language when using a dropdown list
if ($dropdown) {
foreach ($polylang->get_languages_list() as $language) {
$url = $force_home || ($url = $polylang->get_translation_url($language)) == null ? $polylang->get_home_url($language) : $url;
$urls[] = '"'.esc_js($language->slug).'":"'.esc_url($url).'"';
}
$urls = implode(',', $urls);
$js = "
";
echo $js;
}
}
// updates the widget options
function update( $new_instance, $old_instance ) {
$instance['title'] = strip_tags($new_instance['title']);
foreach (array_keys($GLOBALS['polylang']->get_switcher_options('widget')) 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_merge(array('title' => ''), $GLOBALS['polylang']->get_switcher_options('widget', 'default')) );
// title
$title = sprintf(
'',
$this->get_field_id('title'),
__('Title:', 'polylang'),
$this->get_field_name('title'),
esc_attr($instance['title'])
);
$fields = '';
foreach ($GLOBALS['polylang']->get_switcher_options('widget') 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.'
';
}
}