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 */
17class WP_Widget_Archives extends WP_Widget {
18
19 /**
20 * Sets up a new Archives widget instance.
21 *
22 * @since 2.8.0
23 */
24 public function __construct() {
25 $widget_ops = array(
26 'classname' => 'widget_archive',
27 'description' => __( 'A monthly archive of your site’s Posts.' ),
28 'customize_selective_refresh' => true,
29 'show_instance_in_rest' => 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 *
39 * @param array $args Display arguments including 'before_title', 'after_title',
40 * 'before_widget', and 'after_widget'.
41 * @param array $instance Settings for the current Archives widget instance.
42 */
43 public function widget( $args, $instance ) {
44 $default_title = __( 'Archives' );
45 $title = ! empty( $instance['title'] ) ? $instance['title'] : $default_title;
46
47 /** This filter is documented in wp-includes/widgets/class-wp-widget-pages.php */
48 $title = apply_filters( 'widget_title', $title, $instance, $this->id_base );
49
50 $count = ! empty( $instance['count'] ) ? '1' : '0';
51 $dropdown = ! empty( $instance['dropdown'] ) ? '1' : '0';
52
53 echo $args['before_widget'];
54
55 if ( $title ) {
56 echo $args['before_title'] . $title . $args['after_title'];
57 }
58
59 if ( $dropdown ) {
60 $dropdown_id = "{$this->id_base}-dropdown-{$this->number}";
61 ?>
62 <label class="screen-reader-text" for="<?php echo esc_attr( $dropdown_id ); ?>"><?php echo $title; ?></label>
63 <select id="<?php echo esc_attr( $dropdown_id ); ?>" name="archive-dropdown">
64 <?php
65 /**
66 * Filters the arguments for the Archives widget drop-down.
67 *
68 * @since 2.8.0
69 * @since 4.9.0 Added the `$instance` parameter.
70 *
71 * @see wp_get_archives()
72 *
73 * @param array $args An array of Archives widget drop-down arguments.
74 * @param array $instance Settings for the current Archives widget instance.
75 */
76 $dropdown_args = apply_filters(
77 'widget_archives_dropdown_args',
78 array(
79 'type' => 'monthly',
80 'format' => 'option',
81 'show_post_count' => $count,
82 ),
83 $instance
84 );
85
86 switch ( $dropdown_args['type'] ) {
87 case 'yearly':
88 $label = __( 'Select Year' );
89 break;
90 case 'monthly':
91 $label = __( 'Select Month' );
92 break;
93 case 'daily':
94 $label = __( 'Select Day' );
95 break;
96 case 'weekly':
97 $label = __( 'Select Week' );
98 break;
99 default:
100 $label = __( 'Select Post' );
101 break;
102 }
103 ?>
104
105 <option value=""><?php echo esc_html( $label ); ?></option>
106 <?php wp_get_archives( $dropdown_args ); ?>
107
108 </select>
109
110 <?php ob_start(); ?>
111<script>
112( ( dropdownId ) => {
113 const dropdown = document.getElementById( dropdownId );
114 function onSelectChange() {
115 setTimeout( () => {
116 if ( 'escape' === dropdown.dataset.lastkey ) {
117 return;
118 }
119 if ( dropdown.value ) {
120 document.location.href = dropdown.value;
121 }
122 }, 250 );
123 }
124 function onKeyUp( event ) {
125 if ( 'Escape' === event.key ) {
126 dropdown.dataset.lastkey = 'escape';
127 } else {
128 delete dropdown.dataset.lastkey;
129 }
130 }
131 function onClick() {
132 delete dropdown.dataset.lastkey;
133 }
134 dropdown.addEventListener( 'keyup', onKeyUp );
135 dropdown.addEventListener( 'click', onClick );
136 dropdown.addEventListener( 'change', onSelectChange );
137})( <?php echo wp_json_encode( $dropdown_id, JSON_HEX_TAG | JSON_UNESCAPED_SLASHES ); ?> );
138</script>
139 <?php
140 wp_print_inline_script_tag( wp_remove_surrounding_empty_script_tags( ob_get_clean() ) . "\n//# sourceURL=" . rawurlencode( __METHOD__ ) );
141 } else {
142 $format = current_theme_supports( 'html5', 'navigation-widgets' ) ? 'html5' : 'xhtml';
143
144 /** This filter is documented in wp-includes/widgets/class-wp-nav-menu-widget.php */
145 $format = apply_filters( 'navigation_widgets_format', $format );
146
147 if ( 'html5' === $format ) {
148 // The title may be filtered: Strip out HTML and make sure the aria-label is never empty.
149 $title = trim( strip_tags( $title ) );
150 $aria_label = $title ? $title : $default_title;
151 echo '<nav aria-label="' . esc_attr( $aria_label ) . '">';
152 }
153 ?>
154
155 <ul>
156 <?php
157 wp_get_archives(
158 /**
159 * Filters the arguments for the Archives widget.
160 *
161 * @since 2.8.0
162 * @since 4.9.0 Added the `$instance` parameter.
163 *
164 * @see wp_get_archives()
165 *
166 * @param array $args An array of Archives option arguments.
167 * @param array $instance Array of settings for the current widget.
168 */
169 apply_filters(
170 'widget_archives_args',
171 array(
172 'type' => 'monthly',
173 'show_post_count' => $count,
174 ),
175 $instance
176 )
177 );
178 ?>
179 </ul>
180
181 <?php
182 if ( 'html5' === $format ) {
183 echo '</nav>';
184 }
185 }
186
187 echo $args['after_widget'];
188 }
189
190 /**
191 * Handles updating settings for the current Archives widget instance.
192 *
193 * @since 2.8.0
194 *
195 * @param array $new_instance New settings for this instance as input by the user via
196 * WP_Widget_Archives::form().
197 * @param array $old_instance Old settings for this instance.
198 * @return array Updated settings to save.
199 */
200 public function update( $new_instance, $old_instance ) {
201 $instance = $old_instance;
202 $new_instance = wp_parse_args(
203 (array) $new_instance,
204 array(
205 'title' => '',
206 'count' => 0,
207 'dropdown' => '',
208 )
209 );
210 $instance['title'] = sanitize_text_field( $new_instance['title'] );
211 $instance['count'] = $new_instance['count'] ? 1 : 0;
212 $instance['dropdown'] = $new_instance['dropdown'] ? 1 : 0;
213
214 return $instance;
215 }
216
217 /**
218 * Outputs the settings form for the Archives widget.
219 *
220 * @since 2.8.0
221 *
222 * @param array $instance Current settings.
223 */
224 public function form( $instance ) {
225 $instance = wp_parse_args(
226 (array) $instance,
227 array(
228 'title' => '',
229 'count' => 0,
230 'dropdown' => '',
231 )
232 );
233 ?>
234 <p>
235 <label for="<?php echo $this->get_field_id( 'title' ); ?>"><?php _e( 'Title:' ); ?></label>
236 <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'] ); ?>" />
237 </p>
238 <p>
239 <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' ); ?>" />
240 <label for="<?php echo $this->get_field_id( 'dropdown' ); ?>"><?php _e( 'Display as dropdown' ); ?></label>
241 <br />
242 <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' ); ?>" />
243 <label for="<?php echo $this->get_field_id( 'count' ); ?>"><?php _e( 'Show post counts' ); ?></label>
244 </p>
245 <?php
246 }
247}
248