95 lines
		
	
	
		
			2.7 KiB
		
	
	
	
		
			PHP
		
	
	
	
	
	
			
		
		
	
	
			95 lines
		
	
	
		
			2.7 KiB
		
	
	
	
		
			PHP
		
	
	
	
	
	
| <?php
 | |
| /**
 | |
|  * Widget API: WP_Widget_Search class
 | |
|  *
 | |
|  * @package WordPress
 | |
|  * @subpackage Widgets
 | |
|  * @since 4.4.0
 | |
|  */
 | |
| 
 | |
| /**
 | |
|  * Core class used to implement a Search widget.
 | |
|  *
 | |
|  * @since 2.8.0
 | |
|  *
 | |
|  * @see WP_Widget
 | |
|  */
 | |
| class WP_Widget_Search extends WP_Widget {
 | |
| 
 | |
| 	/**
 | |
| 	 * Sets up a new Search widget instance.
 | |
| 	 *
 | |
| 	 * @since 2.8.0
 | |
| 	 */
 | |
| 	public function __construct() {
 | |
| 		$widget_ops = array(
 | |
| 			'classname'                   => 'widget_search',
 | |
| 			'description'                 => __( 'A search form for your site.' ),
 | |
| 			'customize_selective_refresh' => true,
 | |
| 			'show_instance_in_rest'       => true,
 | |
| 		);
 | |
| 		parent::__construct( 'search', _x( 'Search', 'Search widget' ), $widget_ops );
 | |
| 	}
 | |
| 
 | |
| 	/**
 | |
| 	 * Outputs the content for the current Search 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 Search widget instance.
 | |
| 	 */
 | |
| 	public function widget( $args, $instance ) {
 | |
| 		$title = ! empty( $instance['title'] ) ? $instance['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'];
 | |
| 		}
 | |
| 
 | |
| 		// Use active theme search form if it exists.
 | |
| 		get_search_form();
 | |
| 
 | |
| 		echo $args['after_widget'];
 | |
| 	}
 | |
| 
 | |
| 	/**
 | |
| 	 * Outputs the settings form for the Search widget.
 | |
| 	 *
 | |
| 	 * @since 2.8.0
 | |
| 	 *
 | |
| 	 * @param array $instance Current settings.
 | |
| 	 */
 | |
| 	public function form( $instance ) {
 | |
| 		$instance = wp_parse_args( (array) $instance, array( 'title' => '' ) );
 | |
| 		$title    = $instance['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( $title ); ?>" />
 | |
| 		</p>
 | |
| 		<?php
 | |
| 	}
 | |
| 
 | |
| 	/**
 | |
| 	 * Handles updating settings for the current Search 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.
 | |
| 	 */
 | |
| 	public function update( $new_instance, $old_instance ) {
 | |
| 		$instance          = $old_instance;
 | |
| 		$new_instance      = wp_parse_args( (array) $new_instance, array( 'title' => '' ) );
 | |
| 		$instance['title'] = sanitize_text_field( $new_instance['title'] );
 | |
| 		return $instance;
 | |
| 	}
 | |
| }
 |