WordPress Snippets for functions.php

WP Snippets

/**
 * 
 * HIDE THE WORDPRESS UPDATE NOTIFICATION (FOR ALL USERS EXCEPT SYSADMIN)
 *
 **/
global $user_login;
       
get_currentuserinfo();
	if (!current_user_can('update_plugins')) { // checks to see if current user can update plugins
		 
	add_action( 'init', create_function( '$a', "remove_action( 'init', 'wp_version_check' );" ), 2 );
	add_filter( 'pre_option_update_core', create_function( '$a', "return null;" ) );
        
}

/**
 * 
 * HIDE THE PLUGIN NOTIFICATIONS
 *
 **/
function hide_plugin_update_indicator(){
	global $menu,$submenu;
	$menu[65][0] = 'Plugins';
	$submenu['index.php'][10][0] = 'Updates';
}
add_action('admin_menu', 'hide_plugin_update_indicator');

/**
 * 
 * REMOVE LOGIN ERRORS FROM WP LOGIN PAGE
 *
 **/
add_filter('login_errors', 'explain_less_login_issues');

function explain_less_login_issues() {
	return '<strong>ERROR</strong>: Entered credentials are incorrect.';
}

/*
 *
 * HIDE MENU ITEMS THAT WE DON'T USE
 *
 */
function remove_menus () {
global $menu;
		$restricted = array(__('Links'), __('Tools'), __('Plugins'));
		end ($menu);
		while (prev($menu)){
			$value = explode(' ',$menu[key($menu)][0]);
			if(in_array($value[0] != NULL?$value[0]:"" , $restricted)){unset($menu[key($menu)]);}
		}
}
add_action('admin_menu', 'remove_menus');