Hide WordPress admin.php

<?php

// don't allow users to access WordPress admin
add_action('admin_init', 'endo_hide_dashboard');
function endo_hide_dashboard() {
 if ( ! current_user_can( 'manage_options' ) && ( ! defined( 'DOING_AJAX' ) || ! DOING_AJAX ) ) {
  	wp_redirect(home_url()); exit;
  }
}

// remove admin bar from non admin users
add_action('after_setup_theme', 'endo_remove_admin_bar');
function endo_remove_admin_bar() {
	if (!current_user_can('manage_options') && !is_admin()) {
		show_admin_bar(false);
	}
}