admin - Read For Learn

why don’t I get error messages in admin when developing?

You need to add the following to your wp-config.php file: // Enable debugging define( ‘WP_DEBUG’, true );

How can I set a default listing order on the admin page for a custom taxonomy? (without plugins)

You need to take a look at /core_root/wp-admin/includes/class-wp-terms-list-table.php and then add an extended class and make use of the WP_list_Table Class and documentation. basically you’re overriding the order and orderby in some custom plugin. Btw: “No Plugins” is never a good idea as plugins may show you how it works in code and therefore be … Read more

Making Media Library “Alternative Text” Field Required

I’ve managed to make it work of sorts… The requirement is not checked in the Media Library upload /wp-admin/media-new.php, but instead in the Media Upload thickbox iframe /wp-admin/media-upload.php. The following is the code that works in the thickbox and displays an alert box making mandatory filling the Alt text field. IMO, it won’t be easy, … Read more

How to remove “Super Admin” from All Users for those that are not a “Super Admin”?

This list of filters at the top of admin screens are called Views. You can manage views using the views_{$this->screen->id} filter. Where you’d replace {$this->screen->id} with the name of the screen you’d like to manage. In order to filter the Users screen, you can try the following: // filter the ‘users’ views add_filter( “views_users”, “wse57231_filter_user_views”); … Read more

Error with Custom Admin Screen in iframe Thickbox

Interesting question. Investigating it, I’ve found a [wp-hackers] thread by the same Dion Hulse which gives a bit more of information. First, a testing page with a simple link which will open another admin page in a thickbox. add_action(‘admin_menu’, ‘wpse_71437_admin_submenu’); function wpse_71437_admin_submenu() { add_menu_page( ‘TB’, ‘<span style=”color:#e57300;”>Thickbox</span>’, ‘edit_pages’, ‘open_hidden_page_in_thickbox’, ‘wpse_71437_submenu_page’, ”, // no icon 1 … Read more

Possible to create placeholder images in WordPress editor that are clickable (should bring up uploader)?

such an answer would likely become unworkable/unusable after a WordPress update, as TinyMCE get updated and APIs change – by @TomJNowell While I agree with Tom, there still an be a general answer that explains the general concept and the parts that aren’t moving. The PHP plugin to set the default content First there has … Read more

Custom Taxonomy Only Showing Top Level Terms in Admin?

I encountered a very similar situation, and I believe it may very well be the same situation you are experiencing. Please read the WPSE question Programmatically insert hierarchical terms & set terms for post causes glitch? and follow up with the answer provided by @Manny Fleurmond.

Bad Request (Invalid Hostname) on working server, database problem

Be sure you have updated your database to reflect the correct URL. You can do this in phpmyadmin with a bit of SQL. Good article about it here: http://codex.wordpress.org/Changing_The_Site_URL#Changing_the_URL_directly_in_the_database

How to build custom WP admin with custom URLs

WordPress has some pretty solid documentation for this. What you are asking for will require that you learn a good bit of programming. Check out here for basic plugin development information: https://codex.wordpress.org/Writing_a_Plugin This page has specific information about making your own administration panels: https://codex.wordpress.org/Adding_Administration_Menus If this is something you are passionate about I would consider … Read more

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