On Thu, Oct 13, 2011 at 9:38 PM, Daniel Barrett <[email protected]> wrote:
> This is a question about an infrastructural detail of ResourceLoader and how 
> it interacts with Internet Explorer. (It's my first post to wikitech-l, so 
> apologies if it's the wrong forum.)
>
You're in the right place, don't worry :)

> Our MediaWiki 1.17.0 site recently installed a bunch of extensions that use 
> ResourceLoader, such as Extension:WikiEditor. To our surprise, some of our 
> site's unrelated CSS styles stopped working. This was happening only in 
> Internet Explorer. After some detective work, we discovered the problem is 
> Internet Explorer's limit of 31 stylesheets:
>
>        http://support.microsoft.com/kb/262161
>
ZOMG. I had no idea MSIE had that limit. And I thought I'd pretty much
discovered the extent of IE's retardation. This makes me sad.

> 1. Is there a workaround for sites like mine, with many stylesheets from 
> separate extensions loaded by ResourceLoader?
>
> 2. Should ResourceLoader address this IE problem?  Maybe start combining 
> stylesheets (with @import) automatically?
>
RL should address this problem, yes, but it currently doesn't because
its authors (of which I am one) were not aware of this issue. I've
filed this as https://bugzilla.wikimedia.org/show_bug.cgi?id=31676 ,
thanks for the report.

Roan

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