wp-admin

Remove unusable metaboxes in nav menu management screen

There are two important global variables in wp-admin/nav-menus.php: $nav_menus is an array of all available menus, filled with wp_get_nav_menus(). $wp_meta_boxes[‘nav-menus’] is an array of all available metaboxes for this screen. We can hook into admin_head-nav-menus.php, an action called after the first variable has been set up, and change the second variable: add_action( ‘admin_head-nav-menus.php’, ‘t5_hide_dead_menu_metaboxes’ ); … Read more

How to change admin bar color scheme in MP6 / WP 3.8 front end?

At the moment (3.8) color schemes do not apply to admin bar at front end at all, even if user is logged in and has non-default scheme selected. The shortest way would probably be to force enqueue color scheme at front end: add_action( ‘wp_enqueue_scripts’, function () { wp_enqueue_style( ‘color-admin-bar’, admin_url( ‘/css/colors/coffee/colors.min.css’ ), array( ‘admin-bar’ ) … Read more

Admin Filter – Add Post Type Description on Post Type Page

The filter views_{$this->screen->id} is fired just after the title of post edit screen has been print to screen, so it’s a safe place to just echo what you want. So you can simply do: function post_type_desc( $views ){ $screen = get_current_screen(); $post_type = get_post_type_object($screen->post_type); if ($post_type->description) { printf(‘<h4>%s</h4>’, esc_html($post_type->description)); // echo } return $views; // … Read more

What hook do I use to edit the post statuses option in admin?

You can use the filter views_edit-post (or views_edit-{custom-post-type}) to modify the available “views”: add_filter(‘views_edit-post’, ‘cyb_remove_pending_filter’ ); function cyb_remove_pending_filter( $views ) { if( isset( $views[‘pending’] ) ) { unset( $views[‘pending’] ); } return $views; } In the above filter you need inlude the user rules you want to apply. For exmple, if you want to remove … Read more

Make fonts.com font work in TinyMCE (iframe referrer issue)

I ran into this issue with Typekit, here’s my solution: http://www.tomjn.com/150/typekit-wp-editor-styles/ add_filter(“mce_external_plugins”, “tomjn_mce_external_plugins”); function tomjn_mce_external_plugins($plugin_array){ $plugin_array[‘typekit’] = get_template_directory_uri().’/typekit.tinymce.js’; return $plugin_array; } and this js: (function() { tinymce.create(‘tinymce.plugins.typekit’, { init: function(ed, url) { ed.onPreInit.add(function(ed) { // Get the DOM document object for the IFRAME var doc = ed.getDoc(); // Create the script we will add to … Read more

How to check if I’m on a custom post type archive in the admin area

Here are three possibilities, based on the /wp-admin/admin.php file: Method #1 There are the global $pagenow and $typenow available: global $pagenow, $typenow; if( ‘my_venue’ === $typenow && ‘edit.php’ === $pagenow ) { // … } Method #2 Then there’s the current screen, also set in the admin.php file with set_current_screen(); $screen = get_current_screen(); if( is_a( … Read more

Checklist of selected categories

Here’s a script that you can enqueue into your admin panel. It will add a new tab to the category tabs called “Active”. Whenever a checkbox is checked, it gets added to the “Active” tab list, you can also click links in the “Active” tab list to remove them ( uncheck them ). Add this … Read more

Highlight custom widgets in the admin area?

All widgets in the admin area get an id in the style widget-[global_counter]_[widget_key]-[widget_id], like widget-59_monkeyman_widget_shortcut-5 (installed widget) or widget-11_monkeyman_widget_shortcut-__i__ (an uninstalled widget in the list). If your widget key contains something unique for all your widgets (like your company name), you can use this and add a substring attribute CSS selector (which works in most … Read more

How to clear the cache?

Have you looked at WP_Object_Cache? If you suspect there is unwanted caching happening in the code that generates the admin panel then you might be able to use functions from the WP_Object_Cache to clear it. WP_Object_Cache is WordPress’ class for caching data which may be computationally expensive to regenerate, such as the result of complex … Read more

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