WordPress/wp-includes/widgets/class-wp-widget-calendar.php

82 lines
2.1 KiB
PHP

<?php
/**
* Widget API: WP_Widget_Calendar class
*
* @package WordPress
* @subpackage Widgets
* @since 4.4.0
*/
/**
* Core class used to implement the Calendar widget.
*
* @since 2.8.0
*
* @see WP_Widget
*/
class WP_Widget_Calendar extends WP_Widget {
/**
* Ensure that the ID attribute only appears in the markup once
*
* @since 4.4.0
*
* @static
* @access private
* @var int
*/
private static $instance = 0;
public function __construct() {
$widget_ops = array('classname' => 'widget_calendar', 'description' => __( 'A calendar of your site&#8217;s Posts.') );
parent::__construct('calendar', __('Calendar'), $widget_ops);
}
/**
* @param array $args
* @param array $instance
*/
public function widget( $args, $instance ) {
/** This filter is documented in wp-includes/widgets/class-wp-widget-pages.php */
$title = apply_filters( 'widget_title', empty( $instance['title'] ) ? '' : $instance['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++;
}
/**
* @param array $new_instance
* @param array $old_instance
* @return array
*/
public function update( $new_instance, $old_instance ) {
$instance = $old_instance;
$instance['title'] = sanitize_text_field( $new_instance['title'] );
return $instance;
}
/**
* @param array $instance
*/
public function form( $instance ) {
$instance = wp_parse_args( (array) $instance, array( 'title' => '' ) );
$title = sanitize_text_field( $instance['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 $this->get_field_name('title'); ?>" type="text" value="<?php echo esc_attr($title); ?>" /></p>
<?php
}
}