archived-comicpress/widgets/controlpanel.php

<?php
/**
 * Widget Name: Control Panel
 * Description: Display an area for login and logout, forgot password and register.
 * Author: Philip M. Hofer (Frumph)
 * Author URI: http://frumph.net/
 * Version: 1.2
 *
 * @package ComicPress
 */

/**
 * Adds Control Panel widget.
 */
class comicpress_control_panel_widget extends WP_Widget {

	/**
	 * Register widget with WordPress.
	 */
	function __construct() {

		parent::__construct(
			__CLASS__, // Base ID.
			__( 'ComicPress - Control Panel', 'comicpress' ), // Name.
			array(
				'classname'   => __CLASS__,
				'description' => __( 'Login/Logoff menu with register/lost password links if not logged on. (use only if registrations are enabled).', 'comicpress' ), // Args.
			)
		);
	}

	function comicpress_show_control_panel() {

		global $user_login;
		if ( ! is_user_logged_in() ) {
			?>
			<?php
			$args = array(
				'label_username' => __( 'Username', 'comicpress' ),
				'label_password' => __( 'Password', 'comicpress' ),
			);
			wp_login_form( $args );
			?>

			<ul>

			<?php
			if ( is_multisite() ) {
				?>

				<li>
					<a href="<?php echo site_url(); ?>/wp-signup.php">

						<?php
						_e( 'Register', 'comicpress' );
						?>

					</a>
				</li>

				<?php
			} else {
				?>

				<li>
					<a href="<?php echo site_url(); ?>/wp-register.php">

						<?php
						_e('Register', 'comicpress' );
						?>

					</a>
				</li>

				<?php
			}
			?>

				<li>
					<a href="<?php echo site_url(); ?>/wp-login.php?action=lostpassword">

						<?php
						_e( 'Recover password', 'comicpress' );
						?>

					</a>
				</li>
			</ul>

			<?php
		} else {
			?>

			<ul>
				<li>
					<a href="<?php echo wp_logout_url( get_permalink() ); ?>">

						<?php
						_e( 'Logout', 'comicpress' );
						?>

					</a>
				</li>

				<?php
				wp_register();
				?>

				<li>
					<a href="<?php echo site_url(); ?>/wp-admin/profile.php">

						<?php
						_e( 'Profile', 'comicpress' );
						?>

					</a>
				</li>
			</ul>

			<?php
		}
		?>
		<?php
	}

	/**
	 * 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 ) {

		extract( $args, EXTR_SKIP );
		Protect();
		echo $before_widget;
		$title = empty( $instance['title'] ) ? __( 'Control Panel', 'comicpress' ) : apply_filters( 'widget_title', $instance['title'] );
		if ( ! empty( $title ) ) {
			echo $before_title
			. $title
			. $after_title;
		};
		$this->comicpress_show_control_panel();
		echo $after_widget;
		UnProtect();
	}

	/**
	 * 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          = $old_instance;
		$instance['title'] = strip_tags( $new_instance['title'] );
		return $instance;
	}

	/**
	 * Back-end widget form.
	 *
	 * @see WP_Widget::form()
	 *
	 * @param array $instance Previously saved values from database.
	 */
	public function form( $instance ) {

		$instance = wp_parse_args( (array) $instance, array(
			'title' => '',
		) );
		$title = strip_tags( $instance['title'] );
		?>

		<p>
			<label for="<?php echo $this->get_field_id( 'title' ); ?>">

				<?php
				_e( 'Title:', 'comicpress' );
				?>

				<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 ); ?>" />
			</label>
		</p>

		<?php
	}
}

/**
 * Register Control Panel widget.
 */
function comicpress_control_panel_widget_init() {

	register_widget( 'comicpress_control_panel_widget' );
}

add_action( 'widgets_init', 'comicpress_control_panel_widget_init' );