Shortcode to display a link to the member's User Page.

pmpro-user-page-link-shortcode.php

<?php
/**
 * Shortcode to display a link to the member's User Page.
 *
 * Usage: [pmpro_user_page_link link_text="Example Link Text"]
 *
 * You can add this recipe to your site by creating a custom plugin
 * or using the Code Snippets plugin available for free in the WordPress repository.
 * Read this companion article for step-by-step directions on either method.
 * https://www.paidmembershipspro.com/create-a-plugin-for-pmpro-customizations/
 */

function my_pmpro_user_page_link_shortcode( $atts ) {
	extract(
		shortcode_atts(
			array(
				'link_text' => 'My User Page',
			),
			$atts
		)
	);

	global $current_user;
	$user_page_id = get_user_meta( $current_user->ID, 'pmproup_user_page', true );

	$user_page_link = '';
	if ( ! empty( $user_page_id ) ) {
		$user_page_link = '<a href=' . get_permalink( $user_page_id ) . '>' . $link_text . '</a>';
	}

	return $user_page_link;
}

add_shortcode( 'pmpro_user_page_link', 'my_pmpro_user_page_link_shortcode' );