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Diffstat (limited to 'wp-includes/widgets/class-wp-widget-meta.php')
| -rw-r--r-- | wp-includes/widgets/class-wp-widget-meta.php | 143 |
1 files changed, 143 insertions, 0 deletions
diff --git a/wp-includes/widgets/class-wp-widget-meta.php b/wp-includes/widgets/class-wp-widget-meta.php new file mode 100644 index 0000000..2ab2857 --- /dev/null +++ b/wp-includes/widgets/class-wp-widget-meta.php @@ -0,0 +1,143 @@ +<?php +/** + * Widget API: WP_Widget_Meta class + * + * @package WordPress + * @subpackage Widgets + * @since 4.4.0 + */ + +/** + * Core class used to implement a Meta widget. + * + * Displays log in/out, RSS feed links, etc. + * + * @since 2.8.0 + * + * @see WP_Widget + */ +class WP_Widget_Meta extends WP_Widget { + + /** + * Sets up a new Meta widget instance. + * + * @since 2.8.0 + */ + public function __construct() { + $widget_ops = array( + 'classname' => 'widget_meta', + 'description' => __( 'Login, RSS, & WordPress.org links.' ), + 'customize_selective_refresh' => true, + 'show_instance_in_rest' => true, + ); + parent::__construct( 'meta', __( 'Meta' ), $widget_ops ); + } + + /** + * Outputs the content for the current Meta widget instance. + * + * @since 2.8.0 + * + * @param array $args Display arguments including 'before_title', 'after_title', + * 'before_widget', and 'after_widget'. + * @param array $instance Settings for the current Meta widget instance. + */ + public function widget( $args, $instance ) { + $default_title = __( 'Meta' ); + $title = ! empty( $instance['title'] ) ? $instance['title'] : $default_title; + + /** This filter is documented in wp-includes/widgets/class-wp-widget-pages.php */ + $title = apply_filters( 'widget_title', $title, $instance, $this->id_base ); + + echo $args['before_widget']; + + if ( $title ) { + echo $args['before_title'] . $title . $args['after_title']; + } + + $format = current_theme_supports( 'html5', 'navigation-widgets' ) ? 'html5' : 'xhtml'; + + /** This filter is documented in wp-includes/widgets/class-wp-nav-menu-widget.php */ + $format = apply_filters( 'navigation_widgets_format', $format ); + + if ( 'html5' === $format ) { + // The title may be filtered: Strip out HTML and make sure the aria-label is never empty. + $title = trim( strip_tags( $title ) ); + $aria_label = $title ? $title : $default_title; + echo '<nav aria-label="' . esc_attr( $aria_label ) . '">'; + } + ?> + + <ul> + <?php wp_register(); ?> + <li><?php wp_loginout(); ?></li> + <li><a href="<?php echo esc_url( get_bloginfo( 'rss2_url' ) ); ?>"><?php _e( 'Entries feed' ); ?></a></li> + <li><a href="<?php echo esc_url( get_bloginfo( 'comments_rss2_url' ) ); ?>"><?php _e( 'Comments feed' ); ?></a></li> + + <?php + /** + * Filters the "WordPress.org" list item HTML in the Meta widget. + * + * @since 3.6.0 + * @since 4.9.0 Added the `$instance` parameter. + * + * @param string $html Default HTML for the WordPress.org list item. + * @param array $instance Array of settings for the current widget. + */ + echo apply_filters( + 'widget_meta_poweredby', + sprintf( + '<li><a href="%1$s">%2$s</a></li>', + esc_url( __( 'https://wordpress.org/' ) ), + __( 'WordPress.org' ) + ), + $instance + ); + + wp_meta(); + ?> + + </ul> + + <?php + if ( 'html5' === $format ) { + echo '</nav>'; + } + + echo $args['after_widget']; + } + + /** + * Handles updating settings for the current Meta widget instance. + * + * @since 2.8.0 + * + * @param array $new_instance New settings for this instance as input by the user via + * WP_Widget::form(). + * @param array $old_instance Old settings for this instance. + * @return array Updated settings to save. + */ + public function update( $new_instance, $old_instance ) { + $instance = $old_instance; + $instance['title'] = sanitize_text_field( $new_instance['title'] ); + + return $instance; + } + + /** + * Outputs the settings form for the Meta widget. + * + * @since 2.8.0 + * + * @param array $instance Current settings. + */ + public function form( $instance ) { + $instance = wp_parse_args( (array) $instance, array( '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( $instance['title'] ); ?>" /> + </p> + <?php + } +} |