<?php
/**
 * Fundpress Donate button widget class.
 *
 * @version     2.0
 * @package     Class
 * @author      Thimpress, leehld
 */

/**
 * Prevent loading this file directly
 */
defined( 'ABSPATH' ) || exit();

if ( ! class_exists( 'DN_Widget_Button' ) ) {
	/**
	 * Class DN_Widget_Button.
	 */
	class DN_Widget_Button extends WP_Widget {

		/**
		 * DN_Widget_Button constructor.
		 */
		public function __construct() {
			parent::__construct(
				'donate_widget', // Base ID
				__( 'Donate', 'fundpress' ), // Name
				array( 'description' => __( 'Create button donate everywhere', 'fundpress' ), ) // Args
			);
		}

		/**
		 * Front-end display of widget.
		 *
		 * @see WP_Widget::widget()
		 *
		 * @param array $args Widget arguments.
		 * @param array $instance Saved values from database.
		 */
		public function widget( $args, $instance ) {
			echo $args['before_widget'];
			if ( ! empty( $instance['title'] ) ) {
				echo $args['before_title'] . apply_filters( 'widget_title', $instance['title'] ) . $args['after_title'];
			}
			echo do_shortcode( '[tp_donate]' );
			echo $args['after_widget'];
		}

		/**
		 * Back-end widget form.
		 *
		 * @see WP_Widget::form()
		 *
		 * @param array $instance Previously saved values from database.
		 */
		public function form( $instance ) {
			$title = ! empty( $instance['title'] ) ? $instance['title'] : '';
			?>
            <p>
                <label for="<?php echo $this->get_field_id( 'title' ); ?>"><?php _e( 'Title:', 'fundpress' ); ?></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
		}

		/**
		 * Sanitize widget form values as they are saved.
		 *
		 * @see WP_Widget::update()
		 *
		 * @param array $new_instance Values just sent to be saved.
		 * @param array $old_instance Previously saved values from database.
		 *
		 * @return array Updated safe values to be saved.
		 */
		public function update( $new_instance, $old_instance ) {
			$instance          = array();
			$instance['title'] = ( ! empty( $new_instance['title'] ) ) ? strip_tags( $new_instance['title'] ) : '';

			return $instance;
		}
	}
}
