WordPress/wp-includes/widgets/class-wp-widget-text.php

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<?php
/**
* Widget API: WP_Widget_Text class
*
* @package WordPress
* @subpackage Widgets
* @since 4.4.0
*/
/**
* Core class used to implement a Text widget.
*
* @since 2.8.0
*
* @see WP_Widget
*/
class WP_Widget_Text extends WP_Widget {
/**
* Sets up a new Text widget instance.
*
* @since 2.8.0
* @access public
*/
public function __construct() {
$widget_ops = array('classname' => 'widget_text', 'description' => __('Arbitrary text or HTML.'));
$control_ops = array('width' => 400, 'height' => 350);
parent::__construct('text', __('Text'), $widget_ops, $control_ops);
}
/**
* Outputs the content for the current Text widget instance.
*
* @since 2.8.0
* @access public
*
* @param array $args Display arguments including 'before_title', 'after_title',
* 'before_widget', and 'after_widget'.
* @param array $instance Settings for the current Text widget instance.
*/
public function widget( $args, $instance ) {
/** This filter is documented in wp-includes/widgets/class-wp-widget-pages.php */
$title = apply_filters( 'widget_title', empty( $instance['title'] ) ? '' : $instance['title'], $instance, $this->id_base );
$widget_text = ! empty( $instance['text'] ) ? $instance['text'] : '';
/**
* Filter the content of the Text widget.
*
* @since 2.3.0
* @since 4.4.0 Added the `$this` parameter.
*
* @param string $widget_text The widget content.
* @param array $instance Array of settings for the current widget.
* @param WP_Widget_Text $this Current Text widget instance.
*/
$text = apply_filters( 'widget_text', $widget_text, $instance, $this );
echo $args['before_widget'];
if ( ! empty( $title ) ) {
echo $args['before_title'] . $title . $args['after_title'];
} ?>
<div class="textwidget"><?php echo !empty( $instance['filter'] ) ? wpautop( $text ) : $text; ?></div>
<?php
echo $args['after_widget'];
}
/**
* Handles updating settings for the current Text widget instance.
*
* @since 2.8.0
* @access public
*
* @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 Settings to save or bool false to cancel saving.
*/
public function update( $new_instance, $old_instance ) {
$instance = $old_instance;
$instance['title'] = sanitize_text_field( $new_instance['title'] );
if ( current_user_can('unfiltered_html') )
$instance['text'] = $new_instance['text'];
else
$instance['text'] = wp_kses_post( stripslashes( $new_instance['text'] ) );
$instance['filter'] = ! empty( $new_instance['filter'] );
return $instance;
}
/**
* Outputs the Text widget settings form.
*
* @since 2.8.0
* @access public
*
* @param array $instance Current settings.
*/
public function form( $instance ) {
$instance = wp_parse_args( (array) $instance, array( 'title' => '', 'text' => '' ) );
$filter = isset( $instance['filter'] ) ? $instance['filter'] : 0;
$title = sanitize_text_field( $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>
<p><label for="<?php echo $this->get_field_id( 'text' ); ?>"><?php _e( 'Content:' ); ?></label>
<textarea class="widefat" rows="16" cols="20" id="<?php echo $this->get_field_id('text'); ?>" name="<?php echo $this->get_field_name('text'); ?>"><?php echo esc_textarea( $instance['text'] ); ?></textarea></p>
<p><input id="<?php echo $this->get_field_id('filter'); ?>" name="<?php echo $this->get_field_name('filter'); ?>" type="checkbox"<?php checked( $filter ); ?> />&nbsp;<label for="<?php echo $this->get_field_id('filter'); ?>"><?php _e('Automatically add paragraphs'); ?></label></p>
<?php
}
}