Bringing KIO support to the Collection Scanner

[Mark Kretschmann]

On Fri, Oct 29, 2010 at 6:03 PM, Ian Monroe <ian at monroe.nu> wrote:
> On Tue, Oct 26, 2010 at 8:47 AM, Nikhil Marathe <nsm.nikhil at gmail.com> wrote:
>> On Tue, Oct 26, 2010 at 6:01 PM, Mark Kretschmann <kretschmann at kde.org> wrote:
>>> Sorry, we had some issues with Mailman. Somehow Jos's mail was eaten.
>>> Hence I am forwarding for him:
>>>
>>>
>>> ---------- Forwarded message ----------
>>> From: Jos van den Oever <jos at vandenoever.info>
>>> To: amarok-devel at kde.org
>>> Date: Tue, 26 Oct 2010 14:08:33 +0200
>>> Subject: Re: Bringing KIO support to the Collection Scanner
>>>> How good are the strigi analyzers now? Back in '06 or '07 strigi did
>>>> not support all the fields that taglib is able to read. We still have
>>>> two analyzers in Amarok's source tree, and I'm pretty sure they are
>>>> not actually maintained. Fyi, these were written in Glasgow when
>>>> Martin and I talked to Jos about using Strigi/Xesam/Nepomuk/whatever
>>>> it was called back then to replace the collectionscanner. Some of that
>>>> code still exists in sqlcollection...
>>> A few months back esp. the multimedia plugins have improved a lot. i suggest
>>> you have compile strigi trunk and run rdfindexer on a collection to see what
>>> data it outputs and if you think it is good enough.
>>>
>>>> More like write to an XML file, as we probably still want to be able
>>>> to run the scanner separately. Additionally, the tag reading of
>>>> Meta::File would have to be updated as well. Not sure where else we
>>>> are using taglib directly.
>>> You can run rdfindexer or xmlindexer or a more multimedia specific app with KIO
>>> support in a process and process that data. There are two advantages to that:
>>>  - more easy to do multithreaded scanning
>>>  - safety against crashes of the scanner
>>> Note that rdfindexer and xmlindexer have no KIO support. You have to add that.
>>> This is also what KDE does. Have a look at kdelibs to see how.
>>>
>>> Cheers,
>>> Jos
>>>
>>
>> I'm not really aware of the complexity of this task, but could this be
>> a Google Code-In task?
>> I'm willing to mentor.
>
> I'm going to go ahead and just say no, unless you have some particular
> savant in mind.

Heh, yeah. That task is *far* too complicated for a newbie.

-- 
Mark Kretschmann
Amarok Developer, Software Engineer at KO GmbH
Fellow of the Free Software Foundation Europe
http://amarok.kde.org - http://www.fsfe.org - http://www.kogmbh.com