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c1bb5b5ce3
Props dimadin. See #33413. Built from https://develop.svn.wordpress.org/trunk@33954 git-svn-id: http://core.svn.wordpress.org/trunk@33923 1a063a9b-81f0-0310-95a4-ce76da25c4cd
104 lines
3.1 KiB
PHP
104 lines
3.1 KiB
PHP
<?php
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/**
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* Tag cloud widget class
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*
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* @since 2.8.0
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* @package WordPress
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* @subpackage Widgets
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*/
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class WP_Widget_Tag_Cloud extends WP_Widget {
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public function __construct() {
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$widget_ops = array( 'description' => __( "A cloud of your most used tags.") );
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parent::__construct('tag_cloud', __('Tag Cloud'), $widget_ops);
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}
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/**
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* @param array $args
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* @param array $instance
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*/
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public function widget( $args, $instance ) {
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$current_taxonomy = $this->_get_current_taxonomy($instance);
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if ( !empty($instance['title']) ) {
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$title = $instance['title'];
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} else {
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if ( 'post_tag' == $current_taxonomy ) {
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$title = __('Tags');
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} else {
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$tax = get_taxonomy($current_taxonomy);
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$title = $tax->labels->name;
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}
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}
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/** This filter is documented in wp-includes/widgets/class-wp-widget-pages.php */
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$title = apply_filters( 'widget_title', $title, $instance, $this->id_base );
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echo $args['before_widget'];
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if ( $title ) {
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echo $args['before_title'] . $title . $args['after_title'];
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}
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echo '<div class="tagcloud">';
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/**
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* Filter the taxonomy used in the Tag Cloud widget.
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*
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* @since 2.8.0
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* @since 3.0.0 Added taxonomy drop-down.
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*
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* @see wp_tag_cloud()
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*
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* @param array $current_taxonomy The taxonomy to use in the tag cloud. Default 'tags'.
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*/
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wp_tag_cloud( apply_filters( 'widget_tag_cloud_args', array(
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'taxonomy' => $current_taxonomy
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) ) );
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echo "</div>\n";
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echo $args['after_widget'];
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}
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/**
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* @param array $new_instance
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* @param array $old_instance
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* @return array
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*/
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public function update( $new_instance, $old_instance ) {
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$instance = array();
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$instance['title'] = sanitize_text_field( stripslashes( $new_instance['title'] ) );
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$instance['taxonomy'] = stripslashes($new_instance['taxonomy']);
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return $instance;
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}
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/**
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* @param array $instance
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*/
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public function form( $instance ) {
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$current_taxonomy = $this->_get_current_taxonomy($instance);
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$title = isset( $instance['title'] ) ? $instance['title'] : '';
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?>
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<p><label for="<?php echo $this->get_field_id('title'); ?>"><?php _e('Title:') ?></label>
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<input type="text" class="widefat" id="<?php echo $this->get_field_id('title'); ?>" name="<?php echo $this->get_field_name('title'); ?>" value="<?php echo esc_attr( $title ); ?>" /></p>
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<p><label for="<?php echo $this->get_field_id('taxonomy'); ?>"><?php _e('Taxonomy:') ?></label>
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<select class="widefat" id="<?php echo $this->get_field_id('taxonomy'); ?>" name="<?php echo $this->get_field_name('taxonomy'); ?>">
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<?php foreach ( get_taxonomies() as $taxonomy ) :
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$tax = get_taxonomy($taxonomy);
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if ( !$tax->show_tagcloud || empty($tax->labels->name) )
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continue;
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?>
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<option value="<?php echo esc_attr($taxonomy) ?>" <?php selected($taxonomy, $current_taxonomy) ?>><?php echo esc_attr( $tax->labels->name ); ?></option>
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<?php endforeach; ?>
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</select></p><?php
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}
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/**
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* @param array $instance
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* @return string
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*/
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public function _get_current_taxonomy($instance) {
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if ( !empty($instance['taxonomy']) && taxonomy_exists($instance['taxonomy']) )
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return $instance['taxonomy'];
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return 'post_tag';
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}
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}
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