>>> is not controlled by any plugin. It would be nice if it were; I am
>>> trying to achieve a configuration where the only action supported
>>> via CGI is blog-style comments. --[Zack](http://zwol.livejournal.com/)
+
+>>> Like [[puck]], I'd like to keep search available but I want to disable all
+>>> login facitilities and thus disable the "Preferences" link.
+>>>
+>>> After digging a little bit in the source code, my first attempt was to make
+>>> the "Preferences" link appear only if there is `sessioncgi` hooks
+>>> registered. But this will not work as the [[plugins/inline]] plugin also
+>>> defines it.
+>>>
+>>> Looking for `auth` hooks currently would not work as at least
+>>> [[plugins/passwordauth]] does not register one.
+>>>
+>>> Adding a new `canlogin` hook looks like overkill to me. [[Joey]], how
+>>> about making registration of the `auth` hook mandatory for all plugins
+>>> making sense of the "Preferences" link? --[[Lunar]]
+
+>>>> Hmm, using the `auth` hook existance does seem like a nice solution.
+>>>> While splitting the preferences code out into its own plugin is
+>>>> easily enough done, it has the minor problem of being yet another
+>>>> file nearly all ikiwikis will have to load, and also, prefs would
+>>>> have to be disabled manually. So I like that using the hook would
+>>>> cause it to auto-disable if nothing uses it. It's a bit ugly that
+>>>> passwordauth doesn't need an auth hook (it could be reorged to
+>>>> use it instead of formbuilder, maybe) and would probably just have an
+>>>> empty one. Thanks for the idea. --[[Joey]] [[done]]
+
+>>>>> Thanks for implementing it! --[[Lunar]]