Some wp-login.php and wp-admin customization examples

basic wp-login.php and wp-admin customization

<?php
/*
*	Here are some basic WordPress admin customizations.
*/

// load a custom stylesheet for wp-login.php
 
function neato_prefix_custom_login_stylesheet() {
    wp_enqueue_style( 'custom_login_stylesheet', get_template_directory_uri() . '/css/login.css' );
}
add_action('login_head', 'neato_prefix_custom_login_stylesheet');
 
// change login logo url in wp-login.php
 
function neato_prefix_custom_login_logo_url($url) {
    return 'http://www.yoursite.com';
}
add_filter( 'login_headerurl', 'neato_prefix_custom_login_logo_url' );
 
// add custom stylesheet for wp-admin
 
function neato_prefix_custom_admin_css() {
    wp_enqueue_style( 'custom_admin_css', get_template_directory_uri() . '/css/admin.css' );
}
add_action('admin_head', 'neato_prefix_custom_admin_css' );

// Removing admin menu pages:
 
function neato_prefix_remove_menu_pages() {
    remove_menu_page('link-manager.php');    
           remove_menu_page('edit-comments.php');    
}
add_action( 'admin_init', 'neato_prefix_remove_menu_pages' );
 
// Change admin menu order:
 
function neato_prefix_custom_menu_order($menu_order) {
    if (!$menu_order) return true;
    return array(
        'index.php',
        'edit.php?post_type=page',
        'edit.php'
    );
}
add_filter('custom_menu_order', 'neato_prefix_custom_menu_order');
add_filter('menu_order', 'neato_prefix_custom_menu_order');
 
// Change 'Enter Title Here' default for post title area:
 
function neato_prefix_custom_default_title($title){
     $title = 'Type the title here';
     return $title;
}
add_filter( 'enter_title_here', 'neato_prefix_custom_default_title' );
 
// Change admin footer text content
 
function neato_prefix_change_footer_content() {
  echo 'Here is some custom admin footer content';
}
add_filter('admin_footer_text', 'neato_prefix_change_footer_content');

// Add a custom dashboard widget

function neato_prefix_custom_dashboard_widgets() {

global $wp_meta_boxes;

wp_add_dashboard_widget('custom_help_widget', 'Open a support request', 'custom_dashboard_help');
}

function neato_prefix_custom_dashboard_help() {
echo 'To open a support request, just fill in this...';
}

add_action('wp_dashboard_setup', 'neato_prefix_custom_dashboard_widgets');

// Remove some dashboard widgets

function neato_prefix_disable_default_dashboard_widgets() {

 remove_meta_box('dashboard_right_now', 'dashboard', 'core');
	remove_meta_box('dashboard_recent_comments', 'dashboard', 'core');
	remove_meta_box('dashboard_incoming_links', 'dashboard', 'core');
	remove_meta_box('dashboard_plugins', 'dashboard', 'core');
	remove_meta_box('dashboard_quick_press', 'dashboard', 'core');
	remove_meta_box('dashboard_recent_drafts', 'dashboard', 'core');
	remove_meta_box('dashboard_primary', 'dashboard', 'core');
	remove_meta_box('dashboard_secondary', 'dashboard', 'core');
}
add_action('admin_menu', 'neato_prefix_disable_default_dashboard_widgets');

// Remove widgets according to user role

function neato_prefix_customize_meta_boxes() {
    global $current_user;
    get_currentuserinfo();
    
    if ($current_user->user_level < 3)
        remove_meta_box('postcustom','post','normal');
    }

add_action('admin_init','neato_prefix_customize_meta_boxes');


// Remove columns from posts list

 
function neato_prefix_columns_filter( $columns ) {
    unset($columns['author']);
    unset($columns['tags']);
    unset($columns['categories']);
    unset($columns['tags']);
    return $columns;
}
 
add_filter( 'manage_edit-post_columns', 'neato_prefix_columns_filter', 10, 1 );

// Remove author column from pages list
 
function neato_prefix_custom_pages_columns($columns) {
 
 unset(
		$columns['author']
	);
 
	return $columns;
}
 
add_filter( 'manage_pages_columns', 'neato_prefix_custom_pages_columns' );