<?php
class WP_Widget_Calendar extends WP_Widget
{
private static $instance = 0;
public function __construct()
{
$widget_ops = array('classname' => 'widget_calendar', 'description' => __('A calendar of your site’s posts.'), 'customize_selective_refresh' => true);
parent::__construct('calendar', __('Calendar'), $widget_ops);
}
public function widget($args, $instance)
{
$title = !empty($instance['title']) ? $instance['title'] : '';
$title = apply_filters('widget_title', $title, $instance, $this->id_base);
echo $args['before_widget'];
if ($title) {
echo $args['before_title'] . $title . $args['after_title'];
}
if (0 === self::$instance) {
echo '<div id="calendar_wrap" class="calendar_wrap">';
} else {
echo '<div class="calendar_wrap">';
}
get_calendar();
echo '</div>';
echo $args['after_widget'];
self::$instance++;
}
public function update($new_instance, $old_instance)
{
$instance = $old_instance;
$instance['title'] = sanitize_text_field($new_instance['title']);
return $instance;
}
public function form($instance)
{
$instance = wp_parse_args((array) $instance, array('title' => ''));
?>
<p>
<label for="<?php
echo $this->get_field_id('title');
?>"><?php
_e('Title:');
?></label>
<input class="widefat" id="<?php
echo $this->get_field_id('title');
?>" name="<?php
echo $this->get_field_name('title');
?>" type="text" value="<?php
echo esc_attr($instance['title']);
?>" />
</p>
<?php
}
}