Set correct admin messages for all custom post type in WordPress

gistfile1.php

<?php
/**
 * Customise the messsages for all custom post types in a WordPress install.
 *
 * @author Brent Shepherd <brent@findingsimple.com>
 * @package eg
 * @subpackage CPT
 * @since 1.0
 */
function eg_cpt_update_messages( $messages ) {
	global $post, $post_ID;

	$post_types = get_post_types( array( 'show_ui' => true, '_builtin' => false ), 'objects' );

	foreach( $post_types as $post_type => $post_object ) {

		$messages[$post_type] = array(
			0  => '', // Unused. Messages start at index 1.
			1  => sprintf( __( '%s updated. <a href="%s">View %s</a>' ), $post_object->labels->singular_name, esc_url( get_permalink( $post_ID ) ), $post_object->labels->singular_name ),
			2  => __( 'Custom field updated.' ),
			3  => __( 'Custom field deleted.' ),
			4  => sprintf( __( '%s updated.' ), $post_object->labels->singular_name ),
			5  => isset( $_GET['revision']) ? sprintf( __( '%s restored to revision from %s' ), $post_object->labels->singular_name, wp_post_revision_title( (int) $_GET['revision'], false ) ) : false,
			6  => sprintf( __( '%s published. <a href="%s">View %s</a>' ), $post_object->labels->singular_name, esc_url( get_permalink( $post_ID ) ), $post_object->labels->singular_name ),
			7  => sprintf( __( '%s saved.' ), $post_object->labels->singular_name ),
			8  => sprintf( __( '%s submitted. <a target="_blank" href="%s">Preview %s</a>' ), $post_object->labels->singular_name, esc_url( add_query_arg( 'preview', 'true', get_permalink( $post_ID ) ) ), $post_object->labels->singular_name ),
			9  => sprintf( __( '%s scheduled for: <strong>%s</strong>. <a target="_blank" href="%s">Preview %s</a>' ), $post_object->labels->singular_name, date_i18n( __( 'M j, Y @ G:i' ), strtotime( $post->post_date ) ), esc_url( get_permalink( $post_ID ) ), $post_object->labels->singular_name ),
			10 => sprintf( __( '%s draft updated. <a target="_blank" href="%s">Preview %s</a>' ), $post_object->labels->singular_name, esc_url( add_query_arg( 'preview', 'true', get_permalink( $post_ID ) ) ), $post_object->labels->singular_name ),
		);
	}

	return $messages;
}
add_filter( 'post_updated_messages', 'eg_cpt_update_messages' );
?>

I don't know why it took me so long to find this (8 year old) solution but +1. This should be a feature in the core project ( that could be disabled during post-registration ) .