Re: [SMARTY] Unregistering output filter method (and solution)

On Wed, Oct 26, 2005 at 02:05:12AM +0100, Marcus Bointon wrote:
> One for the archives.
> 
> I register an output filter using a method within a smarty subclass  
> like this:
> 
> $this->register_outputfilter(array($this, 'myoutputfilter'));
> 
> Now I wantHow should I unregister a filter that's declared that way  
> from outside the instance? I initially tried:
> 
> $smarty->unregister_outputfilter(array($smarty, 'myoutputfilter'));

$smarty->unregister_outputfilter('myoutputfilter');

and no, you can't register two different outputfilters with the same
method name (the latter will override the former). and yes, this is a
limitation.

> (where $smarty is the same instance as $this) but that doesn't work  
> (it keeps on filtering).
> 
> I noticed that the object reference syntax is not shown in the docs  
> for unregister_outputfilter(), so I though I'd just give it a try  
> without the object reference syntax within a new method, and it works!
> 
> public function disablefilter() {
>     $this->unregister_outputfilter('myoutputfilter');
> }
> 
> It would be nice to have this mentioned on the docs for  
> unregister_outputfilter.
> 
> I guess that this may potentially have implications if you also have  
> global output filters with the same names that you don't want to  
> unregister, but then if you code like that you deserve it!
> 
> Incidentally I think that the bug that was killing my template output  
> was in this output filter method, as I'm now getting expected output.
> 
> Marcus
> -- 
> Marcus Bointon
> [email protected] | http://www.bointon.com/
> 
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