On 24 Mar 2010, at 18:17, due chiacchiere wrote:
> Hi all,
>
> I'm working on a plugin which needs to store some data in the table
> "wp_options", and to create some new tables as well. I have two questions:
>
> 1) Why calling add_option('myoption', array(), 'no') creates a new entry that
> has the 'autoload' field set to YES in the database? Am I doing something
> wrong?
>
> 2) Since I want to be a 'good developer', I added the uninstall function to
> be executed whenever the user decides to remove this plugin from his WP box.
> So I have this method inside my class:
>
> public function uninstall() {
> global $wpdb;
>
> // Goodbye data...
> $wpdb->query("DROP TABLE IF EXISTS `tablename`");
>
> // Goodbye options...
> delete_option('myoption');
> }
>
> And then it's hooked like this
>
> register_uninstall_hook( __FILE__, array( &$myclass, 'uninstall' ) );
>
> I've tried both with 2.9 and 3.0alpha, and the table is still there after I
> uninstall the plugin via the admin interface.
>
Without looking at the code I suspect this will be due to using a class
function for this hook when it is likely that when the hook is called the class
does not exist.
>From memory the activation/uninstall hooks can only work with functions not
>class functions.
Cheers
Peter
--
Peter Westwood
http://blog.ftwr.co.uk | http://westi.wordpress.com
C53C F8FC 8796 8508 88D6 C950 54F4 5DCD A834 01C5
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