<?php

/**

 * Widget for portfolio Technologies

 */

if ( ! defined( 'ABSPATH' ) ) {

	die();

}

/**

 * Class for portfolio technologies widget

 */

class Portfolio_Technologies_Widget extends WP_Widget {

	/**

	 * Constructor of class

	 */

	public function __construct() {

		parent::__construct(

			'portfolio_technologies_widget',

			__( 'Technologies', 'portfolio' ),

			array( 'description' => __( 'The tag cloud with your most used portfolio technologies.', 'portfolio' ) )

		);

	}

	/**

	 * Function to displaying widget in front end

	 *

	 * @param array $args     Widget args.

	 * @param array $instance Widget data.

	 */

	public function widget( $args, $instance ) {

		$widget_title = isset( $instance['widget_title'] ) ? $instance['widget_title'] : null;

		$widget_title = apply_filters( 'widget_title', $widget_title, $instance, $this->id_base );

		echo wp_kses_post( $args['before_widget'] );

		if ( $widget_title ) {

			echo wp_kses_post( $args['before_title'] . $widget_title . $args['after_title'] );

		}

		echo '<div class="tagcloud">';

		wp_tag_cloud(

			apply_filters(

				'widget_tag_cloud_args',

				array(

					'taxonomy' => 'portfolio_technologies',

					'number'   => 0,

				)

			)

		);

		echo "</div>\n";

		echo wp_kses_post( $args['after_widget'] );

	}

	/**

	 * Function to save widget settings

	 *

	 * @param array $new_instance New widget data.

	 * @param array $old_instance Old widget data.

	 */

	public function update( $new_instance, $old_instance ) {

		$instance                 = array();

		$instance['widget_title'] = ( ! empty( $new_instance['widget_title'] ) ) ? wp_strip_all_tags( $new_instance['widget_title'] ) : null;

		return $instance;

	}

	/**

	 * Function to displaying widget settings in back end

	 *

	 * @param array $instance Widget data.

	 */

	public function form( $instance ) {

		$widget_title = isset( $instance['widget_title'] ) ? stripslashes( esc_html( $instance['widget_title'] ) ) : null;

		?>

		<p>

			<label for="<?php echo esc_attr( $this->get_field_id( 'widget_title' ) ); ?>"><?php esc_html_e( 'Title', 'portfolio' ); ?>:</label>

			<input class="widefat" id="<?php echo esc_attr( $this->get_field_id( 'widget_title' ) ); ?>" name="<?php echo esc_attr( $this->get_field_name( 'widget_title' ) ); ?>" type="text" value="<?php echo esc_attr( $widget_title ); ?>"/>

		</p>

		<?php

	}

}