verify_user_role_post_status.php

<?php

function get_user_role($id) {
	$user = new WP_User($id);
	return array_shift($user->roles);
}

function verify_user_role_post_status($user_role, $user_id) {
	if (in_array($user_role, (array) 'subscriber')) {
		auto_draft_posts_subscriber('draft', $user_id);
	} else {
		auto_draft_posts_subscriber('publish', $user_id);
	}
}

function auto_draft_posts_subscriber($post_status, $user_id) {
    global $post;
    $args = array(
	        'author' => $user_id,
	        'post_type' => 'post',
	        'post_status' => 'any',
	        'orderby' => 'ID',
	        'order' => 'ASC',
	        'posts_per_page' => -1
		);
	$query = new WP_Query($args);
	if ($query->have_posts()) : while ($query->have_posts()) : $query->the_post();
		//echo $post->ID . ', ';
		wp_update_post(array('ID' => $post->ID, 'post_status' => $post_status));
	endwhile;  endif;
}