Re: [Rdfapi-php-interest] SPARQL FOAF file

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Hi Luigi,
looks like the colon after "foaf" in the prefix declaration is 
missing: 'PREFIX foaf: <http://xmlns.com/foaf/0.1/>'.

benjamin

--
Benjamin Nowack

Kruppstr. 100
45145 Essen, Germany
http://www.bnode.org/

On 30.01.2006 14:09:43, Luigi Selmi wrote:
><html><div style=3D'background-color:'><P>Hi All, </P>
><P>I tried to query a foaf model&nbsp;using the sparl engine but it did =
not
>work. I made the following &nbsp;foaf file using the foaf-a-matic web =
service
>(<A
>href=
=3D"http://www.ldodds.com/foaf/foaf-a-matic.html">http://www.ldodds.com/fo=
af/
>foaf-a-matic.html</A>):</P>
><P>&lt;rdf:RDF<BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; xmlns:rdf=3D"<A
>href=
=3D"http://www.w3.org/1999/02/22-rdf-syntax-ns">http://www.w3.org/1999/02/=
22-
>rdf-syntax-ns</A>#"<BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; xmlns:rdfs=3D"<A
>href=
=3D"http://www.w3.org/2000/01/rdf-schema">http://www.w3.org/2000/01/rdf-sc=
hem
>a</A>#"<BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; xmlns:foaf=3D"<A
>href=
=3D"http://xmlns.com/foaf/0.1/">http://xmlns.com/foaf/0.1/</A>"<BR>&nbsp;=
&nbs
>p;&nbsp;&nbsp;&nbsp; xmlns:admin=3D"<A
>href=
=3D"http://webns.net/mvcb/">http://webns.net/mvcb/</A>"&gt;<BR>&lt;=
foaf:Perso
>nalProfileDocument rdf:about=3D""&gt;<BR>&nbsp; &lt;foaf:maker
>rdf:resource=3D"#me"/&gt;<BR>&nbsp; &lt;foaf:primaryTopic
>rdf:resource=3D"#me"/&gt;<BR>&nbsp; &lt;admin:generatorAgent =
rdf:resource=3D"<A
>href=
=3D'http://www.ldodds.com/foaf/foaf-a-matic"/'>http://www.ldodds.com/foaf/=
foa
>f-a-matic"/</A>&gt;<BR>&nbsp; &lt;admin:errorReportsTo =
rdf:resource=3D"<A 
>href=
=3D'mailto:le...@ld..."/'>mailto:le...@ld..."/</A>&gt;<BR>&lt;=
/foaf
>:PersonalProfileDocument&gt;<BR>&lt;foaf:Person
>rdf:ID=3D"me"&gt;<BR>&lt;foaf:name&gt;Luigi
>Selmi&lt;/foaf:name&gt;<BR>&lt;foaf:title&gt;Mr&lt;/foaf:title&gt;=
<BR>&lt;foaf:
>givenname&gt;Luigi&lt;/foaf:givenname&gt;<BR>&lt;foaf:family_name&gt;=
Selmi&lt;/
>foaf:family_name&gt;<BR>&lt;foaf:nick&gt;Luigi&lt;/foaf:nick&gt;<BR>&lt;=
foaf:mb
>ox_sha1sum&gt;799ffcad6c44171ef4ec2d863d7cd9aca869982c&lt;=
/foaf:mbox_sha1sum&gt
>;<BR>&lt;foaf:workplaceHomepage rdf:resource=3D"<A
>href=
=3D'http://www.sharesemantics.com"/></foaf:Person'>http://www.sharesemanti=
cs.
>com"/&gt;&lt;/foaf:Person</A>&gt;<BR>&lt;/rdf:RDF&gt;</P>
><P>then I wrote the following chunk of php code to make the query and =
execute
>it :</P><FONT size=3D2>
><P>// Show the input model</P>
><P>$model-&gt;writeAsHtmlTable();</P></FONT><FONT size=3D2>
><P>PREFIX foaf &lt;http://xmlns.com/foaf/0.1/&gt;</P>
><P>SELECT ?name</P>
><P>WHERE { </FONT><FONT face=3D"Times New Roman" size=3D3>?x</FONT><FONT =
size=3D2>
>foaf:name ?name</P>
><P>}';</P>
><P>// Execute the query</P>
><P>$result =3D $model-&gt;sparqlQuery($querystring); </P>
><P>but it never worked out. It prints out the model correctly but don't =
find
>the person's name&nbsp;. Everything goes well with vcard and dublincore =
name
>spaces. Maybe my query is incorrect. Can anyone give a working example?
>Thanks</P>
><P>Luigi</P>
><P></FONT><BR><BR><BR>&nbsp;</P>
><DIV>
><P><FONT color=3D#0033cc></FONT>&nbsp;</P></DIV></div></html>
>
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