96 lines
2.7 KiB
PHP
96 lines
2.7 KiB
PHP
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<?php
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/**
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* Widget API: WP_Widget_Search class
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*
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* @package WordPress
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* @subpackage Widgets
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* @since 4.4.0
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*/
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/**
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* Core class used to implement a Search widget.
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*
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* @since 2.8.0
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*
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* @see WP_Widget
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*/
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class WP_Widget_Search extends WP_Widget {
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/**
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* Sets up a new Search widget instance.
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*
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* @since 2.8.0
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*/
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public function __construct() {
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$widget_ops = array(
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'classname' => 'widget_search',
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'description' => __( 'A search form for your site.' ),
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'customize_selective_refresh' => true,
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'show_instance_in_rest' => true,
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);
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parent::__construct( 'search', _x( 'Search', 'Search widget' ), $widget_ops );
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}
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/**
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* Outputs the content for the current Search widget instance.
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*
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* @since 2.8.0
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*
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* @param array $args Display arguments including 'before_title', 'after_title',
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* 'before_widget', and 'after_widget'.
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* @param array $instance Settings for the current Search widget instance.
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*/
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public function widget( $args, $instance ) {
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$title = ! empty( $instance['title'] ) ? $instance['title'] : '';
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/** This filter is documented in wp-includes/widgets/class-wp-widget-pages.php */
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$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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// Use current theme search form if it exists.
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get_search_form();
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echo $args['after_widget'];
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}
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/**
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* Outputs the settings form for the Search widget.
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*
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* @since 2.8.0
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*
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* @param array $instance Current settings.
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*/
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public function form( $instance ) {
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$instance = wp_parse_args( (array) $instance, array( 'title' => '' ) );
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$title = $instance['title'];
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?>
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<p>
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<label for="<?php echo $this->get_field_id( 'title' ); ?>"><?php _e( 'Title:' ); ?></label>
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<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 ); ?>" />
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</p>
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<?php
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}
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/**
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* Handles updating settings for the current Search widget instance.
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*
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* @since 2.8.0
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*
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* @param array $new_instance New settings for this instance as input by the user via
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* WP_Widget::form().
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* @param array $old_instance Old settings for this instance.
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* @return array Updated settings.
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*/
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public function update( $new_instance, $old_instance ) {
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$instance = $old_instance;
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$new_instance = wp_parse_args( (array) $new_instance, array( 'title' => '' ) );
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$instance['title'] = sanitize_text_field( $new_instance['title'] );
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return $instance;
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}
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}
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