21 * |
21 * |
22 * @since 2.8.0 |
22 * @since 2.8.0 |
23 */ |
23 */ |
24 public function __construct() { |
24 public function __construct() { |
25 $widget_ops = array( |
25 $widget_ops = array( |
26 'description' => __( 'A cloud of your most used tags.' ), |
26 'description' => __( 'A cloud of your most used tags.' ), |
27 'customize_selective_refresh' => true, |
27 'customize_selective_refresh' => true, |
28 ); |
28 ); |
29 parent::__construct( 'tag_cloud', __( 'Tag Cloud' ), $widget_ops ); |
29 parent::__construct( 'tag_cloud', __( 'Tag Cloud' ), $widget_ops ); |
30 } |
30 } |
31 |
31 |
45 $title = $instance['title']; |
45 $title = $instance['title']; |
46 } else { |
46 } else { |
47 if ( 'post_tag' === $current_taxonomy ) { |
47 if ( 'post_tag' === $current_taxonomy ) { |
48 $title = __( 'Tags' ); |
48 $title = __( 'Tags' ); |
49 } else { |
49 } else { |
50 $tax = get_taxonomy( $current_taxonomy ); |
50 $tax = get_taxonomy( $current_taxonomy ); |
51 $title = $tax->labels->name; |
51 $title = $tax->labels->name; |
52 } |
52 } |
53 } |
53 } |
54 |
54 |
55 $show_count = ! empty( $instance['count'] ); |
55 $show_count = ! empty( $instance['count'] ); |
64 * @see wp_tag_cloud() |
64 * @see wp_tag_cloud() |
65 * |
65 * |
66 * @param array $args Args used for the tag cloud widget. |
66 * @param array $args Args used for the tag cloud widget. |
67 * @param array $instance Array of settings for the current widget. |
67 * @param array $instance Array of settings for the current widget. |
68 */ |
68 */ |
69 $tag_cloud = wp_tag_cloud( apply_filters( 'widget_tag_cloud_args', array( |
69 $tag_cloud = wp_tag_cloud( |
70 'taxonomy' => $current_taxonomy, |
70 apply_filters( |
71 'echo' => false, |
71 'widget_tag_cloud_args', |
72 'show_count' => $show_count, |
72 array( |
73 ), $instance ) ); |
73 'taxonomy' => $current_taxonomy, |
|
74 'echo' => false, |
|
75 'show_count' => $show_count, |
|
76 ), |
|
77 $instance |
|
78 ) |
|
79 ); |
74 |
80 |
75 if ( empty( $tag_cloud ) ) { |
81 if ( empty( $tag_cloud ) ) { |
76 return; |
82 return; |
77 } |
83 } |
78 |
84 |
101 * WP_Widget::form(). |
107 * WP_Widget::form(). |
102 * @param array $old_instance Old settings for this instance. |
108 * @param array $old_instance Old settings for this instance. |
103 * @return array Settings to save or bool false to cancel saving. |
109 * @return array Settings to save or bool false to cancel saving. |
104 */ |
110 */ |
105 public function update( $new_instance, $old_instance ) { |
111 public function update( $new_instance, $old_instance ) { |
106 $instance = array(); |
112 $instance = array(); |
107 $instance['title'] = sanitize_text_field( $new_instance['title'] ); |
113 $instance['title'] = sanitize_text_field( $new_instance['title'] ); |
108 $instance['count'] = ! empty( $new_instance['count'] ) ? 1 : 0; |
114 $instance['count'] = ! empty( $new_instance['count'] ) ? 1 : 0; |
109 $instance['taxonomy'] = stripslashes($new_instance['taxonomy']); |
115 $instance['taxonomy'] = stripslashes( $new_instance['taxonomy'] ); |
110 return $instance; |
116 return $instance; |
111 } |
117 } |
112 |
118 |
113 /** |
119 /** |
114 * Outputs the Tag Cloud widget settings form. |
120 * Outputs the Tag Cloud widget settings form. |
116 * @since 2.8.0 |
122 * @since 2.8.0 |
117 * |
123 * |
118 * @param array $instance Current settings. |
124 * @param array $instance Current settings. |
119 */ |
125 */ |
120 public function form( $instance ) { |
126 public function form( $instance ) { |
121 $current_taxonomy = $this->_get_current_taxonomy($instance); |
127 $current_taxonomy = $this->_get_current_taxonomy( $instance ); |
122 $title_id = $this->get_field_id( 'title' ); |
128 $title_id = $this->get_field_id( 'title' ); |
123 $count = isset( $instance['count'] ) ? (bool) $instance['count'] : false; |
129 $count = isset( $instance['count'] ) ? (bool) $instance['count'] : false; |
124 $instance['title'] = ! empty( $instance['title'] ) ? esc_attr( $instance['title'] ) : ''; |
130 $instance['title'] = ! empty( $instance['title'] ) ? esc_attr( $instance['title'] ) : ''; |
125 |
131 |
126 echo '<p><label for="' . $title_id .'">' . __( 'Title:' ) . '</label> |
132 echo '<p><label for="' . $title_id . '">' . __( 'Title:' ) . '</label> |
127 <input type="text" class="widefat" id="' . $title_id .'" name="' . $this->get_field_name( 'title' ) .'" value="' . $instance['title'] .'" /> |
133 <input type="text" class="widefat" id="' . $title_id . '" name="' . $this->get_field_name( 'title' ) . '" value="' . $instance['title'] . '" /> |
128 </p>'; |
134 </p>'; |
129 |
135 |
130 $taxonomies = get_taxonomies( array( 'show_tagcloud' => true ), 'object' ); |
136 $taxonomies = get_taxonomies( array( 'show_tagcloud' => true ), 'object' ); |
131 $id = $this->get_field_id( 'taxonomy' ); |
137 $id = $this->get_field_id( 'taxonomy' ); |
132 $name = $this->get_field_name( 'taxonomy' ); |
138 $name = $this->get_field_name( 'taxonomy' ); |
133 $input = '<input type="hidden" id="' . $id . '" name="' . $name . '" value="%s" />'; |
139 $input = '<input type="hidden" id="' . $id . '" name="' . $name . '" value="%s" />'; |
134 |
140 |
135 $count_checkbox = sprintf( |
141 $count_checkbox = sprintf( |
136 '<p><input type="checkbox" class="checkbox" id="%1$s" name="%2$s"%3$s /> <label for="%1$s">%4$s</label></p>', |
142 '<p><input type="checkbox" class="checkbox" id="%1$s" name="%2$s"%3$s /> <label for="%1$s">%4$s</label></p>', |
137 $this->get_field_id( 'count' ), |
143 $this->get_field_id( 'count' ), |
138 $this->get_field_name( 'count' ), |
144 $this->get_field_name( 'count' ), |
140 __( 'Show tag counts' ) |
146 __( 'Show tag counts' ) |
141 ); |
147 ); |
142 |
148 |
143 switch ( count( $taxonomies ) ) { |
149 switch ( count( $taxonomies ) ) { |
144 |
150 |
145 // No tag cloud supporting taxonomies found, display error message |
151 // No tag cloud supporting taxonomies found, display error message |
146 case 0: |
152 case 0: |
147 echo '<p>' . __( 'The tag cloud will not be displayed since there are no taxonomies that support the tag cloud widget.' ) . '</p>'; |
153 echo '<p>' . __( 'The tag cloud will not be displayed since there are no taxonomies that support the tag cloud widget.' ) . '</p>'; |
148 printf( $input, '' ); |
154 printf( $input, '' ); |
149 break; |
155 break; |
150 |
156 |
151 // Just a single tag cloud supporting taxonomy found, no need to display a select. |
157 // Just a single tag cloud supporting taxonomy found, no need to display a select. |
152 case 1: |
158 case 1: |
153 $keys = array_keys( $taxonomies ); |
159 $keys = array_keys( $taxonomies ); |
154 $taxonomy = reset( $keys ); |
160 $taxonomy = reset( $keys ); |
155 printf( $input, esc_attr( $taxonomy ) ); |
161 printf( $input, esc_attr( $taxonomy ) ); |
156 echo $count_checkbox; |
162 echo $count_checkbox; |
157 break; |
163 break; |
158 |
164 |
159 // More than one tag cloud supporting taxonomy found, display a select. |
165 // More than one tag cloud supporting taxonomy found, display a select. |
160 default: |
166 default: |
161 printf( |
|
162 '<p><label for="%1$s">%2$s</label>' . |
|
163 '<select class="widefat" id="%1$s" name="%3$s">', |
|
164 $id, |
|
165 __( 'Taxonomy:' ), |
|
166 $name |
|
167 ); |
|
168 |
|
169 foreach ( $taxonomies as $taxonomy => $tax ) { |
|
170 printf( |
167 printf( |
171 '<option value="%s"%s>%s</option>', |
168 '<p><label for="%1$s">%2$s</label>' . |
172 esc_attr( $taxonomy ), |
169 '<select class="widefat" id="%1$s" name="%3$s">', |
173 selected( $taxonomy, $current_taxonomy, false ), |
170 $id, |
174 $tax->labels->name |
171 __( 'Taxonomy:' ), |
|
172 $name |
175 ); |
173 ); |
176 } |
174 |
177 |
175 foreach ( $taxonomies as $taxonomy => $tax ) { |
178 echo '</select></p>' . $count_checkbox; |
176 printf( |
|
177 '<option value="%s"%s>%s</option>', |
|
178 esc_attr( $taxonomy ), |
|
179 selected( $taxonomy, $current_taxonomy, false ), |
|
180 $tax->labels->name |
|
181 ); |
|
182 } |
|
183 |
|
184 echo '</select></p>' . $count_checkbox; |
179 } |
185 } |
180 } |
186 } |
181 |
187 |
182 /** |
188 /** |
183 * Retrieves the taxonomy for the current Tag cloud widget instance. |
189 * Retrieves the taxonomy for the current Tag cloud widget instance. |
185 * @since 4.4.0 |
191 * @since 4.4.0 |
186 * |
192 * |
187 * @param array $instance Current settings. |
193 * @param array $instance Current settings. |
188 * @return string Name of the current taxonomy if set, otherwise 'post_tag'. |
194 * @return string Name of the current taxonomy if set, otherwise 'post_tag'. |
189 */ |
195 */ |
190 public function _get_current_taxonomy($instance) { |
196 public function _get_current_taxonomy( $instance ) { |
191 if ( !empty($instance['taxonomy']) && taxonomy_exists($instance['taxonomy']) ) |
197 if ( ! empty( $instance['taxonomy'] ) && taxonomy_exists( $instance['taxonomy'] ) ) { |
192 return $instance['taxonomy']; |
198 return $instance['taxonomy']; |
|
199 } |
193 |
200 |
194 return 'post_tag'; |
201 return 'post_tag'; |
195 } |
202 } |
196 } |
203 } |