[Imc-web] Re: [Imc-tech] Dada upgrade

[Zachary C. Miller]

Clint you rock. 

Jay, Arun, and I (and I'm sure Dan and others too) would all like to
sit in with you for a brief Dada tutorial anytime before you
leave. Did we ever manage to schedule one or did that effort fail?

Clint Popetz wrote:
> On Fri, Jan 02, 2004 at 10:09:48PM -0500, Clint Popetz wrote:
> > Hi all,
> > 
> > If no one has any objections, I'll implement the previously-discussed (*) 
> > plan to upgrade ucimc.org to the newest dada code tomorrow evening.
> 
> Ok, it's done.  I didn't end up having to do the database piecemeal,
> because I found a workaround to mysql's braindead index-updating
> algorithm.(*)
> 
> So, 
> 
>   www.ucimc.org is /var/www/ucimc with database ucimc, version .98.1
>   old.ucimc.org is /var/www/old-ucimc with database ucimc-dada, version .94
> 
> I have made no modifications to the site code, and I discourage it
> immensely, given my experience updating the site this time.  The
> newest code has a pretty sophisticated stylesheet structure, and if
> you can't do what you want with that, then you need to do diffs and
> submit them to dada's maintainer, IMHO.
> 
> Things to note:
> 
> (1) You no longer have a separate admin/editor/user logon; it's
> unified, with different permission levels representing the different
> logons.
> 
> (2) When logged on as someone with editor privileges, each article has
> an "edit this article" link while you are viewing it on the site.
> That's handier than finding it in the /editor/articles list.
> 
> (3) When you are logged on as an editor, you will see hidden articles
> in the newswire as if they weren't hidden.  So don't freak (like I
> did) and think the hiding mechanism is broken.  You can always logoff
> to see what the site looks like to other people.
> 
> (4) You can clone/upload/modify stylesheets to your hearts content.
> The default will be "default.css" for users that haven't created a
> logon and chosen a different default stylesheet.  To make a stylesheet
> available for editors to play with but not for users to see, "delete"
> it from the list, but don't purge it from the database.  That's a
> kludge, but it works.  I think proposed changes to "default.css"
> should live in a separate stylesheet that people on this list can look
> and give feedback on, and only after an email consensus is reached
> would that stylesheet become default.css.  That's only a proposal
> though.
> 
> (5) The caching structure no longer exists.  It was broken anyway, so
> that's a good thing.
> 
> (6) You can create features directly as an editor, instead of creating
> an article and promoting it.  You can also create features without
> bodies (a la active, i.e. no "Read more..." link.)
> 
> I'll write more as I think of it, and as I run into things.
> 
> 				-Clint
> 
> 
> 
> (*) The trick was to delete the non-primary indices on the articles
> table before letting the various update.php scripts do their UPDATE
> statements, and then recreate them afterwards.  Otherwise MYSQL
> updates EACH INDEX after EACH ROW.  Ugh.  And there is no way (in our
> version of mysql) to turn this off, AFAICT.  It's so bad that even
> "delete from X where Y" will be O(N^2).
> 
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-- 
Zachary C. Miller - @= - http://wolfgang.groogroo.com/
IMSA 1995 - UIUC 2000 - Just Another Leftist Muppet - Ya Basta!
 Social Justice, Community, Nonviolence, Decentralization, Feminism,
 Sustainability, Responsibility, Diversity, Democracy, Ecology