custom function to redirect member to their membership level's homepage when trying to access your site's front page (static page or posts page).

pmpromh_template_redirect_homepage.php

<?php

/**
 * 	Function to redirect member to their membership level's homepage when 
 *  trying to access your site's front page (static page or posts page).
 *
 * 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 custom_pmpromh_template_redirect_homepage() {
	// Are we on the front page?
	if ( is_front_page() ) {
		// Get the hompage level for the current user.
		$level_id = pmpromh_get_homepage_level_for_user();
		if ( ! empty( $level_id ) && pmpromh_allow_homepage_redirect( $level_id ) ) {
			// Get the homepage for this level.
			$member_homepage_id = pmpromh_getHomepageForLevel( $level_id );
			if ( ! empty( $member_homepage_id ) && ! is_page( $member_homepage_id ) && ! empty( get_post( $member_homepage_id ) ) ) {
				// Redirect to the member homepage.
				wp_redirect( get_permalink( $member_homepage_id ) );
				exit;
			}
		}
	}
}
add_action( 'template_redirect', 'custom_pmpromh_template_redirect_homepage', 1, 1 );
remove_action( 'template_redirect', 'pmpromh_template_redirect_homepage' );