<?php
class WP_Widget_Pages extends WP_Widget
{
public function __construct()
{
$widget_ops = array('classname' => 'widget_pages', 'description' => __('A list of your site’s Pages.'), 'customize_selective_refresh' => true);
parent::__construct('pages', __('Pages'), $widget_ops);
}
public function widget($args, $instance)
{
$default_title = __('Pages');
$title = !empty($instance['title']) ? $instance['title'] : $default_title;
$title = apply_filters('widget_title', $title, $instance, $this->id_base);
$sortby = empty($instance['sortby']) ? 'menu_order' : $instance['sortby'];
$exclude = empty($instance['exclude']) ? '' : $instance['exclude'];
if ('menu_order' === $sortby) {
$sortby = 'menu_order, post_title';
}
$out = wp_list_pages(apply_filters('widget_pages_args', array('title_li' => '', 'echo' => 0, 'sort_column' => $sortby, 'exclude' => $exclude), $instance));
if (!empty($out)) {
echo $args['before_widget'];
if ($title) {
echo $args['before_title'] . $title . $args['after_title'];
}
$format = current_theme_supports('html5', 'navigation-widgets') ? 'html5' : 'xhtml';
$format = apply_filters('navigation_widgets_format', $format);
if ('html5' === $format) {
$title = trim(strip_tags($title));
$aria_label = $title ? $title : $default_title;
echo '<nav role="navigation" aria-label="' . esc_attr($aria_label) . '">';
}
?>
<ul>
<?php
echo $out;
?>
</ul>
<?php
if ('html5' === $format) {
echo '</nav>';
}
echo $args['after_widget'];
}
}
public function update($new_instance, $old_instance)
{
$instance = $old_instance;
$instance['title'] = sanitize_text_field($new_instance['title']);
if (in_array($new_instance['sortby'], array('post_title', 'menu_order', 'ID'), true)) {
$instance['sortby'] = $new_instance['sortby'];
} else {
$instance['sortby'] = 'menu_order';
}
$instance['exclude'] = sanitize_text_field($new_instance['exclude']);
return $instance;
}
public function form($instance)
{
$instance = wp_parse_args((array) $instance, array('sortby' => 'post_title', 'title' => '', 'exclude' => ''));
?>
<p>
<label for="<?php
echo esc_attr($this->get_field_id('title'));
?>"><?php
_e('Title:');
?></label>
<input class="widefat" id="<?php
echo esc_attr($this->get_field_id('title'));
?>" name="<?php
echo esc_attr($this->get_field_name('title'));
?>" type="text" value="<?php
echo esc_attr($instance['title']);
?>" />
</p>
<p>
<label for="<?php
echo esc_attr($this->get_field_id('sortby'));
?>"><?php
_e('Sort by:');
?></label>
<select name="<?php
echo esc_attr($this->get_field_name('sortby'));
?>" id="<?php
echo esc_attr($this->get_field_id('sortby'));
?>" class="widefat">
<option value="post_title"<?php
selected($instance['sortby'], 'post_title');
?>><?php
_e('Page title');
?></option>
<option value="menu_order"<?php
selected($instance['sortby'], 'menu_order');
?>><?php
_e('Page order');
?></option>
<option value="ID"<?php
selected($instance['sortby'], 'ID');
?>><?php
_e('Page ID');
?></option>
</select>
</p>
<p>
<label for="<?php
echo esc_attr($this->get_field_id('exclude'));
?>"><?php
_e('Exclude:');
?></label>
<input type="text" value="<?php
echo esc_attr($instance['exclude']);
?>" name="<?php
echo esc_attr($this->get_field_name('exclude'));
?>" id="<?php
echo esc_attr($this->get_field_id('exclude'));
?>" class="widefat" />
<br />
<small><?php
_e('Page IDs, separated by commas.');
?></small>
</p>
<?php
}
}