You can do all of this using the User Role Editor plugin. I normally tend to avoid answering questions by linking directly to a plugin but in this case, what you need comes in this package.
You worded it as you want to check if user has administrator role. It is considered more proper to check for capability, relevant to specific action. In practice this is usually expressed as current_user_can( ‘manage_options’ ) for current user. For arbitrary user it would be user_can( $user_id, ‘manage_options’ ). Of course this is capability that … Read more
difference between Role and Meta capabilities That would be better to ask the compare Role with Capabilities, not just Meta capabilities, but as a simple answer: A Role defines a set of tasks a user assigned the role is allowed to perform. Capabilities are assigned to Roles difference between Meta and Primitive capabilities? Meta capabilities … Read more
This is actually not hard. To add a new capability, call WP_Roles->add_cap(). You have to do this just once, because it will be stored in the database. So we use a plugin activation hook. Note to other readers: All of the following code is plugin territory. register_activation_hook( __FILE__, ‘epp_add_cap’ ); /** * Add new capability … Read more
Im using remove_role and then add_role to upgrade a user from one role to another. Here is a function that checks all user within the user role subscriber and upgrade them to editor every hour. /** * Add a cron job that will update * Subscribers to editors. Runs hourly */ add_action(‘check_user_role’, ‘upgrade_user’); function run_check_user_role() … Read more
It is hard to come up with precise answer since capabilities are often used more broadly than they imply. For example check for manage_options is usually synonym to check for admin user and can come up in contexts that don’t actually have much to do with options. Usually it will be a difference between subject … Read more
User-edit role setting distinct from wp_capabilities? [closed]
The lack of mutiple roles has irritated me for a long time since the underlying WP_User class supports multiple roles. I have even considered looking for an alternative software solution. @lpryor – after reading your post, I was re-motivated to implement it myself. It took a surprisingly short number of lines to do although I … Read more
To accomplish user activation process you need to do following steps: after create new user add a custom user field which indicates that this user has to activate his account send an email with activation code, provide a link in this email to a page where user will be activated implement activation page when user … Read more
Don’t let the action die, just do a redirect (to wherever you’d like): function wpse_92155_before_delete_post() { wp_redirect(admin_url(‘edit.php’)); exit(); } // function wpse_92155_before_delete_post add_action(‘before_delete_post’, ‘wpse_92155_before_delete_post’, 1);