user-roles - Read For Learn

upload_files cap to not loggen in users – add_cap to not logged in users

how to set any post creation for pending status and let the admin approve it first?

if your website has users granted the edit_posts capability but not the publish_posts capability, then when those users start writing a new post, WordPress will display a “Submit for Review” button instead of a “Publish” button. Likewise, WordPress then assigns the post that user created the pending status when they press that button. This is … Read more

Allow Contributor to edit but not update a published post

There are some workflow plugins available – one being https://wordpress.org/plugins/oasis-workflow/ – but many provide a lot of overhead without quite exactly what you’re looking for. For example, some only work with native Posts and Pages and not CPTs. If none of the workflow plugins works out, you can look into creating custom statuses and developing … Read more

Restrict control in nav-menu for specific role

How to change a user’s role conditionally to expire after two weeks

How to allow users to post only in certain category and hide elements from edit page?

Allow Contributors to Upload Files

I used this code to make subscribers upload files and it works successfully.. I think you must add true in the last line. if ( current_user_can(‘subscriber’) && !current_user_can(‘upload_files’) ) { add_action(‘init’, ‘allow_subscriber_uploads’); function allow_subscriber_uploads() { $new_role = get_role(‘subscriber’); $new_role->add_cap(‘upload_files’, true); } }