wp-includes/widgets/class-wp-widget-archives.php

   1 <?php
   2 /**
   3  * Widget API: WP_Widget_Archives class
   4  *
   5  * @package WordPress
   6  * @subpackage Widgets
   7  * @since 4.4.0
   8  */
   9
  10 /**
  11  * Core class used to implement the Archives widget.
  12  *
  13  * @since 2.8.0
  14  *
  15  * @see WP_Widget
  16  */
  17 class WP_Widget_Archives extends WP_Widget {
  18
  19         /**
  20          * Sets up a new Archives widget instance.
  21          *
  22          * @since 2.8.0
  23          * @access public
  24          */
  25         public function __construct() {
  26                 $widget_ops = array(
  27                         'classname' => 'widget_archive',
  28                         'description' => __( 'A monthly archive of your site&#8217;s Posts.' ),
  29                         'customize_selective_refresh' => true,
  30                 );
  31                 parent::__construct('archives', __('Archives'), $widget_ops);
  32         }
  33
  34         /**
  35          * Outputs the content for the current Archives widget instance.
  36          *
  37          * @since 2.8.0
  38          * @access public
  39          *
  40          * @param array $args     Display arguments including 'before_title', 'after_title',
  41          *                        'before_widget', and 'after_widget'.
  42          * @param array $instance Settings for the current Archives widget instance.
  43          */
  44         public function widget( $args, $instance ) {
  45                 $c = ! empty( $instance['count'] ) ? '1' : '0';
  46                 $d = ! empty( $instance['dropdown'] ) ? '1' : '0';
  47
  48                 /** This filter is documented in wp-includes/widgets/class-wp-widget-pages.php */
  49                 $title = apply_filters( 'widget_title', empty( $instance['title'] ) ? __( 'Archives' ) : $instance['title'], $instance, $this->id_base );
  50
  51                 echo $args['before_widget'];
  52                 if ( $title ) {
  53                         echo $args['before_title'] . $title . $args['after_title'];
  54                 }
  55
  56                 if ( $d ) {
  57                         $dropdown_id = "{$this->id_base}-dropdown-{$this->number}";
  58                         ?>
  59                 <label class="screen-reader-text" for="<?php echo esc_attr( $dropdown_id ); ?>"><?php echo $title; ?></label>
  60                 <select id="<?php echo esc_attr( $dropdown_id ); ?>" name="archive-dropdown" onchange='document.location.href=this.options[this.selectedIndex].value;'>
  61                         <?php
  62                         /**
  63                          * Filters the arguments for the Archives widget drop-down.
  64                          *
  65                          * @since 2.8.0
  66                          *
  67                          * @see wp_get_archives()
  68                          *
  69                          * @param array $args An array of Archives widget drop-down arguments.
  70                          */
  71                         $dropdown_args = apply_filters( 'widget_archives_dropdown_args', array(
  72                                 'type'            => 'monthly',
  73                                 'format'          => 'option',
  74                                 'show_post_count' => $c
  75                         ) );
  76
  77                         switch ( $dropdown_args['type'] ) {
  78                                 case 'yearly':
  79                                         $label = __( 'Select Year' );
  80                                         break;
  81                                 case 'monthly':
  82                                         $label = __( 'Select Month' );
  83                                         break;
  84                                 case 'daily':
  85                                         $label = __( 'Select Day' );
  86                                         break;
  87                                 case 'weekly':
  88                                         $label = __( 'Select Week' );
  89                                         break;
  90                                 default:
  91                                         $label = __( 'Select Post' );
  92                                         break;
  93                         }
  94                         ?>
  95
  96                         <option value=""><?php echo esc_attr( $label ); ?></option>
  97                         <?php wp_get_archives( $dropdown_args ); ?>
  98
  99                 </select>
 100                 <?php } else { ?>
 101                 <ul>
 102                 <?php
 103                 /**
 104                  * Filters the arguments for the Archives widget.
 105                  *
 106                  * @since 2.8.0
 107                  *
 108                  * @see wp_get_archives()
 109                  *
 110                  * @param array $args An array of Archives option arguments.
 111                  */
 112                 wp_get_archives( apply_filters( 'widget_archives_args', array(
 113                         'type'            => 'monthly',
 114                         'show_post_count' => $c
 115                 ) ) );
 116                 ?>
 117                 </ul>
 118                 <?php
 119                 }
 120
 121                 echo $args['after_widget'];
 122         }
 123
 124         /**
 125          * Handles updating settings for the current Archives widget instance.
 126          *
 127          * @since 2.8.0
 128          * @access public
 129          *
 130          * @param array $new_instance New settings for this instance as input by the user via
 131          *                            WP_Widget_Archives::form().
 132          * @param array $old_instance Old settings for this instance.
 133          * @return array Updated settings to save.
 134          */
 135         public function update( $new_instance, $old_instance ) {
 136                 $instance = $old_instance;
 137                 $new_instance = wp_parse_args( (array) $new_instance, array( 'title' => '', 'count' => 0, 'dropdown' => '') );
 138                 $instance['title'] = sanitize_text_field( $new_instance['title'] );
 139                 $instance['count'] = $new_instance['count'] ? 1 : 0;
 140                 $instance['dropdown'] = $new_instance['dropdown'] ? 1 : 0;
 141
 142                 return $instance;
 143         }
 144
 145         /**
 146          * Outputs the settings form for the Archives widget.
 147          *
 148          * @since 2.8.0
 149          * @access public
 150          *
 151          * @param array $instance Current settings.
 152          */
 153         public function form( $instance ) {
 154                 $instance = wp_parse_args( (array) $instance, array( 'title' => '', 'count' => 0, 'dropdown' => '') );
 155                 $title = sanitize_text_field( $instance['title'] );
 156                 ?>
 157                 <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>
 158                 <p>
 159                         <input class="checkbox" type="checkbox"<?php checked( $instance['dropdown'] ); ?> id="<?php echo $this->get_field_id('dropdown'); ?>" name="<?php echo $this->get_field_name('dropdown'); ?>" /> <label for="<?php echo $this->get_field_id('dropdown'); ?>"><?php _e('Display as dropdown'); ?></label>
 160                         <br/>
 161                         <input class="checkbox" type="checkbox"<?php checked( $instance['count'] ); ?> id="<?php echo $this->get_field_id('count'); ?>" name="<?php echo $this->get_field_name('count'); ?>" /> <label for="<?php echo $this->get_field_id('count'); ?>"><?php _e('Show post counts'); ?></label>
 162                 </p>
 163                 <?php
 164         }
 165 }