On Thu, Dec 5, 2013 at 2:32 PM, Daniel Barrett <d...@vistaprint.com> wrote:
> I've noticed that parser tag extensions render twice when an article is
> saved from the edit page.
> All I did was write a parser tag <foo> that runs error_log('foo').
> It prints once when I hit <foo/> on a page, but twice when saving the page
> from the wiki editor.
>
> Is there a way to prevent this double-running on save?
> Even way for the extension itself to detect it's on the first (or second)
> run and suppress itself?
>
> I have an extension that is heavyweight, making a SQL query to an external
> database,
> and I don't want to run twice.
>
> Thanks for any insights!
> DanB
Perhaps you can try something analogous to what's suggested here:
https://www.mediawiki.org/wiki/Manual_talk:Hooks/ParserBeforeStrip#Sanity_Check
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