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Thanks, that helps a lot!

2012/9/12 Martin Hepp <martin.hepp at ebusiness-unibw.org>

> This has to be specified as follows:
>
> <div itemscope itemtype="http://schema.org/Place" itemid="#store">
>   <link itemprop="http://www.w3.org/1999/02/22-rdf-syntax-ns#type"
>         href="http://purl.org/goodrelations/v1#Location" />
>   <span itemprop="name">Hepp's Happy Burger Restaurant</span>
>   <div itemprop="hasOpeningHoursSpecification" itemscope
>        itemtype="
> http://purl.org/goodrelations/v1#OpeningHoursSpecification">
> Opening hours: Fridays
>      <link itemprop="hasOpeningHoursDayOfWeek"
>            href="http://purl.org/goodrelations/v1#Friday" />
>      <meta itemprop="opens" content="19:00:00">7:00 p.m. -
>      <meta itemprop="closes" content="23:59:59">
>   </div>
>   <div itemprop="hasOpeningHoursSpecification" itemscope
>        itemtype="
> http://purl.org/goodrelations/v1#OpeningHoursSpecification">
>      <link itemprop="hasOpeningHoursDayOfWeek"
>            href="http://purl.org/goodrelations/v1#Saturday" />
>      <meta itemprop="opens" content="00:00:00">
>      <meta itemprop="closes" content="02:00:00">2:00 a.m. (next day)
>   </div>
> </div>
>
> Apologies for using Microdata syntax here; that was what I had as hand.
>
> I.e., opening hours that cross midnight must be broken into two chunks,
> one opening hour specification for the first day, then closing at 23:59:59,
> and one for the next day of the week, opening ant 00:00:00.
>
> A bar that opens every evening at 7.00 p.m. and closes at 2:00 a.m. the
> next day would then say for Mondays through Sundays:
>
> opens 00:00:00, closes 02:00:00
> opens 19:00:00, closes 23:59:59
>
> You will need two gr:OpeningHoursSpecification nodes, because gr:opens and
> gr:closes have a cardinality of 1..1 in this case.
>
> A consuming client should assume that if the shop closes for only 1
> second, it is actually open without interruption.
>
> This is the only way to model this scenario properly in GoodRelations,
> since otherwise, SPARQL queries for sub-intervals and other things would
> not work.
> For instance, someone checking at 0:30 am on the following Saturday for a
> bar that is open for at least another hour should find this place.
>
> Also, it is not always obvious which specification is the right one for
> the next day, because they might be constrained by validFrom and
> validThrough.
>
> Hope that helps.
>
>
> Best wishes
>
> Martin Hepp
>
> On Sep 12, 2012, at 5:36 PM, László Török wrote:
>
> > Hi,
> >
> > Is there any recommendation how should one modell the following opening
> hours pattern:
> >
> > Fri: 7pm - 2am (next day)
> >
> >
> > The following seems a bit odd:
> > <div rel="gr:hasOpeningHoursSpecification">
> >
> >
> > <div typeof="gr:OpeningHoursSpecification">
> >  Opening hours: Fri,
> >
> > <div rel="gr:hasOpeningHoursDayOfWeek"
> >
> >
> > resource="http://purl.org/goodrelations/v1#Friday"></div>
> >
> >
> > <div property="gr:opens" content="19:00:00" datatype="xsd:time">7:00
> p.m. - </div>
> >
> >
> > <div property="gr:closes" content="02:00:00" datatype="xsd:time">2:00
> a.m.</div>
> >
> >
> > </div>
> >
> >
> > </div>
> >
> > it becomes confusing, if I want to specify multiple intraday time spans,
> which is common for restaurants:
> >
> > e.g.  Mo-Fri: 10am - 3pm, 5pm - 11pm
> >
> > Is there a compact way to represent this or should one provide two
> gr:OpeningHoursSpecification nodes to describe those.
> >
> > There is a recommendation for schema.org:
> http://schema.org/LocalBusiness
> >
> > Thanks!
> > --
> > László Török
> >
> > _______________________________________________
> > goodrelations mailing list
> > goodrelations at ebusiness-unibw.org
> > http://ebusiness-unibw.org/cgi-bin/mailman/listinfo/goodrelations
>
>
>
> --------------------------------------------------------
> martin hepp
> e-business & web science research group
> universitaet der bundeswehr muenchen
>
> e-mail:  hepp at ebusiness-unibw.org
> phone:   +49-(0)89-6004-4217
> fax:     +49-(0)89-6004-4620
> www:     http://www.unibw.de/ebusiness/ (group)
>          http://www.heppnetz.de/ (personal)
> skype:   mfhepp
> twitter: mfhepp
>
> Check out GoodRelations for E-Commerce on the Web of Linked Data!
> =================================================================
> * Project Main Page: http://purl.org/goodrelations/
>
>
>
>


-- 
László Török
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