[ansel] Patch to convert Ansel to the PHP native exif functions

[Heath S. Hendrickson]

Since I've been working on the EXIF stuff, I'll take a stab at 
normalizing the existing code to make it compliant with my rewrite.  
I'll also add the test for the native function.

heath

Chuck Hagenbuch wrote:

> Quoting "Heath S. Hendrickson" <heath at outerspaceconsultants.com>:
>
>> What version of PHP is required for the entire Horde CVS tree right
>> now?  I thought it was at least 4.2.0.  I'd think that a conf option
>> would be better than version detection.  You need to have 4.2.0 compiled
>> with exif support...  Let the admin decide instead of muddying up the
>> code with version detection and the like.  That's my opinion anyway.
>
>
> 4.2.0+ is required. However, it's trivial to do a if
> (function_exists('exif_read_data') and to use the existing code if 
> it's not
> there. No point in throwing away currently existing functionality that 
> most
> people probably won't compile in...
>
> -chuck
>
> -- 
> Charles Hagenbuch, <chuck at horde.org>
> "Here, I brought some cole slaw. It's made from peeeooople! Just 
> kidding."
>