Print

Print


On Thu, Jun 23, 2011 at 10:58 AM, Jonathan Rochkind <[log in to unmask]> wrote:
> Huh, that does look like it's got what I need, although it's a bit
> confusing. I wasn't able to find a URL to a file with the format Karen cites
> below.  I'm probably dense. Can anyone give me the URL that returns a list
> of all terms with each term having the XML Karen quotes below?
>
> It looks like I'd still have to "drill down" into what should be an opaque
> identifier to get the actual MARC code. Extract "fq" from
> "http://id.loc.gov/vocabulary/geographicAreas/fq", hard-coding in that those
> URLs will always be of that form, with the last term being the actual MARC
> code.  But that's _probably_ a safe assumption. (Although it wouldn't hurt
> if they added a data element "marcCode" or somethign with the actual literal
> "fq" i it.)

Take a look at the skos:notation property.

-Ross.
>
> On 6/22/2011 10:35 PM, Karen Coyle wrote:
>>
>> Quoting Jonathan Rochkind <[log in to unmask]>:
>>
>>
>>>
>>> Right, so like I keep saying, as far as I can tell, those files are lists
>>> of URLs, one for each code. (Or technically lists of RDF-triples, but where
>>> two parts of each triple is identical in every triple just saying "this URL
>>> is part of the marc geographic vocabulary", and then each triple has a
>>> unique URL representing a code).
>>>
>>> And I'd need to do a seperate HTTP request for each code ( a couple
>>> hundred?) to actually get the label(s).
>>
>> I'm not sure why you see it as separate requests, unless the downloaded
>> file doesn't work for you -- but maybe I don't understand what you are
>> trying to do. The downloaded full file has the display data and the codes:
>>
>> <rdf:Description
>> rdf:about="http://id.loc.gov/vocabulary/geographicAreas/fq">
>> <rdf:type rdf:resource="http://www.w3.org/2004/02/skos/core#Concept"/>
>> <rdf:type
>> rdf:resource="http://www.w3.org/1999/02/22-rdf-syntax-ns#Resource"/>
>> <owl:sameAs rdf:resource="info:lc/vocabulary/gacs/fq"/>
>> <skos:prefLabel xml:lang="en">Africa, French-speaking
>> Equatorial</skos:prefLabel>
>> <skos:notation
>> rdf:datatype="http://www.w3.org/2001/XMLSchema#string">fq</skos:notation>
>> <skos:inScheme
>> rdf:resource="http://id.loc.gov/vocabulary/geographicAreas"/>
>> <skos:altLabel xml:lang="en">Africa, Equatorial</skos:altLabel>
>> <skos:narrower>
>> <skos:Concept>
>> <skos:prefLabel xml:lang="en">Chad, Lake</skos:prefLabel>
>> <skos:broader
>> rdf:resource="http://id.loc.gov/vocabulary/geographicAreas/fq"/>
>> </skos:Concept>
>> </skos:narrower>
>> <skos:altLabel xml:lang="en">French Equatorial Africa</skos:altLabel>
>> <skos:altLabel xml:lang="en">French-speaking Equatorial
>> Africa</skos:altLabel>
>> <skos:exactMatch
>> rdf:resource="http://id.loc.gov/authorities/sh85001608#concept"/>
>> <skos:broader
>> rdf:resource="http://id.loc.gov/vocabulary/geographicAreas/f"/>
>> <vs:term_status>stable</vs:term_status>
>> <skos:changeNote rdf:nodeID="fq"/>
>>
>> so if ypu pick out the value in prefLabel and the value in notation you
>> have what you need, no? (admittedly, this is NOT the same as a simple, comma
>> delimited list!)
>>
>> <skos:prefLabel xml:lang="en">Chad, Lake</skos:prefLabel>
>> <skos:notation
>> rdf:datatype="http://www.w3.org/2001/XMLSchema#string">fq</skos:notation>
>>
>>>
>>> Am I missing something? That's not a very convenient way to get the data
>>> for the very common use case of wanting to construct a mapping from code to
>>> label, right? Or that's just me?
>>
>> What would be nice would be a simple XSLT transform that turns out a CSV
>> on the fly, always getting the latest values.
>>
>> No?
>>
>> kc
>>
>>>
>>
>>
>>
>