[wp-hackers] $wp_rewrite->flush_rules() on plugin activation

[Matt Jacob]

On Tue, Dec 8, 2009 at 3:49 PM, Austin Matzko <if.website at gmail.com> wrote:
> Yes, you need just to call flush_rules() directly in the callback
> you've attached to register_activation_hook.  The problem is that when
> the plugin is activated and activate_[plugin name] is called, "init"
> has already been called.  So attaching a callback to it at that point
> will be fruitless.

And what about filtering rewrite_rules_array? I assume that also needs
to be done before flushing the rules.

Matt