WordPress Admin Page Hacks

1. How to Disable Dragging of Metaboxes in the Admin panel

To stop users from dragging metaboxes around the admin area and dashboard just add the following code in your to functions.php in your theme folder.

function disable_drag_metabox() {

    wp_deregister_script('postbox');

}

add_action( 'admin_init', 'disable_drag_metabox' );

2. How to Show the Admin Bar for Only Admins

Adding the following code into your theme’s functions.php file will only allow admins to see the admin bar, great for those looking to customize the look of the front end while users are logged in.

if (!current_user_can('manage_options')) {         add_filter('show_admin_bar', '__return_false'); }

3. How to Remove Menu Items from top Admin Bar

Say you want to keep the top navigation bar but only want to show the links that matter to you, this hack will remove the menu items you don’t want appearing.  Go to functions.php in your theme folder and add following code.

function wps_admin_bar() {

    global $wp_admin_bar;

    $wp_admin_bar->remove_menu('wp-logo');

    $wp_admin_bar->remove_menu('about');

    $wp_admin_bar->remove_menu('wporg');

    $wp_admin_bar->remove_menu('documentation');

    $wp_admin_bar->remove_menu('support-forums');

    $wp_admin_bar->remove_menu('feedback');

    $wp_admin_bar->remove_menu('view-site');

}

add_action( 'wp_before_admin_bar_render', 'wps_admin_bar' );

4. How to Replace “Howdy, admin” greeting in WordPress admin bar

We understand that silly works, but sometimes its context can be out of place on professional websites. That is why this hack comes in handy. It allows you to remove the “Howdy,” greeting and replace it with something more professional. The following code needs to be dropped into your theme’s functions.php file.

function replace_howdy( $wp_admin_bar ) {     $my_account=$wp_admin_bar->get_node('my-account');     $newtitle = str_replace( 'Howdy,', 'Logged in as', $my_account->title );                $wp_admin_bar->add_node( array(         'id' => 'my-account',         'title' => $newtitle,     ) ); } add_filter( 'admin_bar_menu', 'replace_howdy',25 );

5. Change “Howdy, admin” in WP Admin bar

It’s cute, but in the professional corporate world you might not want to display this to client Just place this code into your theme’s functions.php file.

function replace_howdy( $wp_admin_bar ) {

    $my_account=$wp_admin_bar->get_node('my-account');

    $newtitle = str_replace( 'Howdy,', 'Logged in as', $my_account->title );            

    $wp_admin_bar->add_node( array(

        'id' => 'my-account',

        'title' => $newtitle,

    ) );

}

add_filter( 'admin_bar_menu', 'replace_howdy',25 );

6. How to Add New Menu Links to the WordPress Admin Bar

Add following code to your theme’s functions.php and you can easily able to add new items to admin bar.

function wp_admin_bar_new_item() { global $wp_admin_bar; $wp_admin_bar->add_menu(array( 'id' => 'wp-admin-bar-new-item', 'title' => __('SEO Blog'), 'href' => 'http://www.drumbeatmarketing.net/seo-blog' )); } add_action('wp_before_admin_bar_render', 'wp_admin_bar_new_item');

7. How to remove menu items from WordPress admin panel/dashboard

WordPress admin panel comes with a lot of options in the left side menu, but you can get rid of them easily if required. This hack gives you flexibility to remove the menu items from the admin panel.

add_action( 'admin_menu', 'remove_links_menu' ); function remove_links_menu() {      remove_menu_page('index.php'); // Dashboard      remove_menu_page('edit.php'); // Posts      remove_menu_page('upload.php'); // Media      remove_menu_page('link-manager.php'); // Links      remove_menu_page('edit.php?post_type=page'); // Pages      remove_menu_page('edit-comments.php'); // Comments      remove_menu_page('themes.php'); // Appearance      remove_menu_page('plugins.php'); // Plugins      remove_menu_page('users.php'); // Users      remove_menu_page('tools.php'); // Tools      remove_menu_page('options-general.php'); // Settings }

8. Change footer text in WordPress admin panel

Adding this code in your theme’s functions.php will change the footer text to anything you like it to be. Just change the “My Custom footer text” string with your choice.

function remove_footer_admin () {   echo 'My Custom footer text.'; } add_filter('admin_footer_text', 'remove_footer_admin');

9. How to add custom pointers in WordPress admin area

The admin pages listing the site’s posts and pages come with various text columns like title, tags, categories, author and so on. In order to see what the featured images are, you have to visit each post or page individually. Using this hack you can add a column with a reasonably sized thumbnail copy of the featured image. Please note that this only works for themes that support featured images.
Just add following code to your theme’s functions.php file.

// Add the posts and pages columns filter. They can both use the same function. add_filter('manage_posts_columns', 'tcb_add_post_thumbnail_column', 5); add_filter('manage_pages_columns', 'tcb_add_post_thumbnail_column', 5);   // Add the column function tcb_add_post_thumbnail_column($cols){   $cols['tcb_post_thumb'] = __('Featured');   return $cols; }   // Hook into the posts an pages column managing. Sharing function callback again. add_action('manage_posts_custom_column', 'tcb_display_post_thumbnail_column', 5, 2); add_action('manage_pages_custom_column', 'tcb_display_post_thumbnail_column', 5, 2);   // Grab featured-thumbnail size post thumbnail and display it. function tcb_display_post_thumbnail_column($col, $id){   switch($col){     case 'tcb_post_thumb':       if( function_exists('the_post_thumbnail') )         echo the_post_thumbnail( 'admin-list-thumb' );       else         echo 'Not supported in theme';       break;   } }

10. Hide admin color scheme options from user profile

Adding this code to your theme’s functions.php will hide the admin color scheme from the user profile page in admin section.

function admin_color_scheme() {    global $_wp_admin_css_colors;    $_wp_admin_css_colors = 0; } add_action('admin_head', 'admin_color_scheme');