[Phpmyadmin-devel] Concatenating js files

Rouslan Placella rouslan at placella.com
Tue Dec 18 16:14:36 CET 2012

On 12/18/2012 03:07 PM, Michal Čihař wrote:
> Hi
> Dne Tue, 18 Dec 2012 14:34:00 +0000
> Rouslan Placella <rouslan at placella.com> napsal(a):
>> I've written a patch[0] that will concatenate js files on the server
>> side before sending them to the client. This will reduce the number of
>> http requests for js files to one per page. So, effectively, there will
>> be one request for js files when a user first loads a pma page and
>> subsequently there will 0 or 1 request (depending if we already have the
>> needed js file already loaded client side) for any additional page the
>> user navigates to. The patch would also close feature request[1] #3583340.
>> The performance benefits should be pretty obvious. You can see a
>> screenshot[2] of the firebug network panel that I took before and after
>> the patch. In the screenshot, I started on the main page and went to 4
>> different server status pages afterwards. This was on a local
>> installation, remote installations should benefit even more...
>> The reason that I'm bringing this issue up on the mailing list is that
>> there is also a drawback. Debugging js files will become somewhat more
>> complex, since we would have to figure out which file a problem might be in.
>> So the question is: are we willing to pay the price for this performance
>> boost?
> I think it would be good improvement. Have you checked if it works
> correctly with minified versions we ship?

Nope, not yet.

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