[xsl] [OT] Re: [xsl] Visual XHTML diff

[Aaron Gray <aaronngray.lists@xxxxxxxxxxxxxx>]

2009/12/28 Aaron Gray <aaronngray.lists@xxxxxxxxxxxxxx>:
> 2009/12/28 Michael M|ller-Hillebrand <mmh@xxxxxxxxxxxxx>
>>
>> Am 24.12.2009 um 23:40 schrieb Aaron Gray:
>>
>> >> You have both missed my point. I want an XSLT stylesheet to compared
>> >> or merge XML(XBEL)/XHTML files resulting in XHTML or XBEL output
>> >> files. Maybe I shouldhave not said "Visual".
>> >>>>> I am wondering how to do a visual diff of two XHTML files, one newer
>> >>>>> one and a second older one, showing new text in green and
>> >>>> old text in
>> >>>>> red strike through.
>> >>>>> I need to do this in XSLT 1.0 if it is at all possible, although I
>> >>>>> would have thought it was as its a Turin computable problem.
>> >>>>>
>> >>>>> Many thanks in advance,
>> >
>> > Anyone give me any clue how to approach this problem ?
>>
>
> Michael,
>
> Thanks for the reply.
>
>> Apparently this is not a task that would be very easy to do in XSL,
depending on the level of detail you want in the result. >It would be no fun
at all to implement a longest common string algorithm in XSL 1.0. So, it seems
most solutions use >other tools to prepare something which could then be
turned into a visual representation in a way you like.
>
> Right, I thought it would be a tough problem if possible at all.
>
>> I am currently evaluating those options to handle the diff task:
>>
>> * http://nwalsh.com/java/diffmk/ [not under development]
>> * http://xmlunit.sourceforge.net/ [active development]

These are Java and I am not running Java on our servers so is not a
solution for me :(

>> * http://www.xmldifftool.com/ [author says a new version is under
development]

This is closed source.

> Okay, please let me know what you find. I will have a look too, when I
> get the time and right head on.
>
> I had been considering a DOM based solution too.

I think a DOM solution in PHP or Javascript is what I am going to have
to consider.

Aaron

>> - Michael
>>
>> --
>> _______________________________________________________________
>> Michael M|ller-Hillebrand: Dokumentations-Technologie
>> Adobe Certified Expert, FrameMaker
>> Lvsungen und Training, FrameScript, XML/XSL, Unicode
>> Blog: http://cap-studio.de/ - Tel. +49 (9131) 28747