wp-admin - Read For Learn

Toggle admin metabox based upon chosen page template

The best way to approach this situation is via JavaScript. That way, whenever the selected value changes, you can instantly hide/show the related metabox. Use wp_enqueue_script() in functions.php to load a custom JavaScript file in the admin area: add_action(‘admin_enqueue_scripts’, ‘my_admin_script’); function my_admin_script() { wp_enqueue_script(‘my-admin’, get_bloginfo(‘template_url’).’/my-admin.js’, array(‘jquery’)); } The script itself, which requires jQuery, simply hides … Read more

Disable dragging of meta boxes?

I had the same problem, and Google lead me here. Unfortunately none of these answers helped, but I ultimately figured out the answer, and it’s quite easy! First, enqueue a JavaScript file (I won’t rehash this process; there are many tutorials that can describe this process better than I). I hooked into admin_enqueue_scripts, and it … Read more

Admin Page Redirect

/** * Redirect admin pages. * * Redirect specific admin page to another specific admin page. * * @return void * @author Michael Ecklund * */ function disallowed_admin_pages() { global $pagenow; # Check current admin page. if ( $pagenow == ‘edit.php’ && isset( $_GET[‘post_type’] ) && $_GET[‘post_type’] == ‘page’ ) { wp_redirect( admin_url( ‘/post-new.php?post_type=page’ ) … Read more

How to restrict dashboard access to Admins only?

We can hook to the admin_init action and check if the user is an administrator by using the current_user_can() function to see if the current user can manage_options, which is something only an administrator can do. This code, when pasted into your functions.php file, will display a message when a non-admin tries to access the … Read more

“Too many redirects” ONLY when trying to access wp-admin page

I found a solution that fixed my issue. Sources: A.) https://sharpten.com/blog/2018/01/17/wordpress-stuck-many-redirects-error-loop-using-ssl.html B.) (Sublink within A) https://wordpress.org/support/article/administration-over-ssl/ Excerpt: Adding the following lines of code at the end of my wp-config.php file resolved the redirect conflict. if (strpos($_SERVER[‘HTTP_X_FORWARDED_PROTO’], ‘https’) !== false) $_SERVER[‘HTTPS’]=’on’;

How to use “menu_order” field for posts?

Apparently it’s as easy as: add_action( ‘admin_init’, ‘posts_order_wpse_91866’ ); function posts_order_wpse_91866() { add_post_type_support( ‘post’, ‘page-attributes’ ); } And then doing the query: $order_posts = new WP_Query(array( ‘post_type’ => ‘post’, ‘post_status’ => ‘publish’, ‘orderby’ => ‘menu_order’, ‘order’ => ‘ASC’, ) );

Can’t change language (only “English (United States)”)

Maybe WordPress doesn’t have permissions to save the new language files. I had the same problem, and I solved it by adding the following to wp-config.php define(‘FS_METHOD’, ‘direct’); You might also want to check that your wp-content/-directory is writable for the web server user.

adding custom stylesheet to wp-admin

According to WordPress Codex (here): admin_enqueue_scripts is the first action hooked into the admin scripts actions. Example Loading a CSS or JS files for all admin area: //from functions.php //First solution : one file //If you’re using a child theme you could use: // get_stylesheet_directory_uri() instead of get_template_directory_uri() add_action( ‘admin_enqueue_scripts’, ‘load_admin_style’ ); function load_admin_style() { … Read more

Adding Fields to the Category, Tag and Custom Taxonomy Edit Screen in the WordPress Admin?

I added new field ‘picture’ (input type file) to category with help of these add_action(‘category_edit_form_fields’,’category_edit_form_fields’); add_action(‘category_edit_form’, ‘category_edit_form’); add_action(‘category_add_form_fields’,’category_edit_form_fields’); add_action(‘category_add_form’,’category_edit_form’); function category_edit_form() { ?> <script type=”text/javascript”> jQuery(document).ready(function(){ jQuery(‘#edittag’).attr( “enctype”, “multipart/form-data” ).attr( “encoding”, “multipart/form-data” ); }); </script> <?php } function category_edit_form_fields () { ?> <tr class=”form-field”> <th valign=”top” scope=”row”> <label for=”catpic”><?php _e(‘Picture of the category’, ”); ?></label> … Read more

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