Re: [Rdfapi-php-interest] Still trouble parsing UTF-8: escaped characters returned

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Hello Richard,

The change seems to do the trick. Thank you!

 _ Ian

On Mon, 2006-07-10 at 22:50 +0200, Richard Cyganiak wrote:
> Hi Ian,
>=20
> Thanks for the additional information! I *think* (but haven't =20
> actually tried) that a small change in line 1282 of api/sparql/=20
> SparqlEngine.php should fix the problem. Could you please try to replace
>=20
>              $label =3D htmlentities($varvalue->getLabel());
>=20
> with
>=20
>              $label =3D htmlspecialchars($varvalue->getLabel());
>=20
> and report back if it works?
>=20
> Cheers,
> Richard
>=20
>=20
> On 10 Jul 2006, at 16:37, Ian B. Jacobs wrote:
>=20
> > On Mon, 2006-07-10 at 11:56 +0200, Richard Cyganiak wrote:
> >> Ian,
> >>
> >> The file parses fine here, with UNIC_RDF set to false. I didn't try
> >> to run a SPARQL query though, so maybe the problem is not parsing but
> >> somewhere in the SPARQL engine. Can you please provide the exact
> >> error message, and a code sample that produces the error? Which
> >> version of RAP and PHP ("php -v") is this?
> >
> > Hello Richard,
> >
> > Here's more information; I hope it helps. Thanks for your work on =20
> > this.
> >
> >  _ Ian
> >
> > [Info provided by my colleague Dom]
> > =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=
=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=
=3D=3D=3D=3D=3D=3D=3D=3D
> > Version info:
> >         dom@cumulustier:~$ php5 -v
> >         PHP 5.1.4-0.1 (cli) (built: Jun 13 2006 21:46:20)
> >         dom@cumulustier:~$
> > less /usr/local/lib/php/rdfapi-php/api/RdfAPI.php |grep "@version"
> >         // @version                  : $Id: RdfAPI.php,v 1.20 =20
> > 2006/05/15
> > 05:24:35 tgauss Exp $
> >
> > When I run the SPARQL query on the tr.rdf with UNIC_RDF set to =20
> > false, I
> > get back a bunch of PHP errors =E0 la:
> >
> >     Warning: simplexml_load_string():
> >           Entity: line 1: parser error : Entity 'acirc' not defined
> >         in /usr/local/lib/php/rdfapi-php/api/sparql/=20
> > SparqlEngine.php on
> >         line 1260
> >
> >     Warning: simplexml_load_string(): iteral>Mark
> > Baker</literal></binding><binding
> >         name=3D"title"><literal>XHTML&acirc;
> > in /usr/local/lib/php/rdfapi-php/api/sparql/SparqlEngine.php on line
> > 1260
> >
> >         Warning: simplexml_load_string():
> >                                          ^
> > in /usr/local/lib/php/rdfapi-php/api/sparql/SparqlEngine.php on line
> > 1260
> >
> >         Warning: simplexml_load_string(): Entity: line 1: parser =20
> > error :
> > Input is not proper UTF-8, indicate encoding !
> >         Bytes: 0x84 0x26 0x63 0x65
> > in /usr/local/lib/php/rdfapi-php/api/sparql/SparqlEngine.php on line
> > 1260
> >
> > When I experimented to see what went wrong, it looks like the function
> > that outputs the results as XML was failing on the intermediary =20
> > content.
> > =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=
=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D
> >
> >> On 7 Jul 2006, at 03:46, Ian B. Jacobs wrote:
> >>
> >>> Hello,
> >>>
> >>> One of my colleagues reported [1] an issue where UTF-8 characters
> >>> are escaped like this "\u00D0" (correct codepoints but escaped
> >>> instead of the actual characters).
> >>>
> >>> Richard Cyganiak kindly made a suggestion [2]:
> >>>
> >>>   "Set UNIC_RDF to FALSE again to avoid this."
> >>>
> >>> However, when I set UNIC_RDF to FALSE, the parser seems to fail.
> >>> Here is the query:
> >>>
> >>>  PREFIX : <http://www.w3.org/2000/10/swap/pim/contact#>
> >>>  PREFIX doc: <http://www.w3.org/2000/10/swap/pim/doc#>
> >>>  PREFIX mat: <http://www.w3.org/2002/05/matrix/vocab#>
> >>>  PREFIX org: <http://www.w3.org/2001/04/roadmap/org#>
> >>>  PREFIX rec: <http://www.w3.org/2001/02pd/rec54#>
> >>>  PREFIX rdf: <http://www.w3.org/1999/02/22-rdf-syntax-ns#>
> >>>  PREFIX dc:  <http://purl.org/dc/elements/1.1/>
> >>>  SELECT ?doc, ?editor, ?title, ?date, ?versionOf, ?type, ?
> >>> supersedes WHERE {?doc  rdf:type ?type; dc:title ?title; dc:date ?
> >>> date; doc:versionOf ?versionOf. OPTIONAL {?doc rec:supersedes ?
> >>> supersedes} OPTIONAL {?doc  rec:editor [:fullName ?editor ] .}}
> >>> ORDER BY DESC(?date)
> >>>
> >>> Here is the RDF source:
> >>>   http://www.w3.org/2002/01/tr-automation/tr.rdf
> >>>
> >>> I find that if I set UNIC_RDF to TRUE, parsing succeeds but I =20
> >>> have the
> >>> escaping issue. If I set it fo FALSE, parsing fails (with a "255"
> >>> error that
> >>> I did not examine closely).
> >>>
> >>> I would appreciate any suggestions and hope the above information is
> >>> sufficient to run the test; please let me know if more =20
> >>> information is
> >>> required.
> >>>
> >>> Thank you,
> >>>
> >>>  _ Ian Jacobs
> >>>
> >>>
> >>>
> >>> [1] http://sourceforge.net/mailarchive/message.php?msg_id=3D15149273
> >>> [2] http://sourceforge.net/mailarchive/message.php?msg_id=3D15149274
> >>> --=20
> >>> Ian Jacobs (ij...@w3...)   http://www.w3.org/People/Jacobs
> >>> Tel:                     +1 718 260-9447
> >>>
> >>> --------------------------------------------------------------------=20
> >>> --
> >>> ---
> >>> Using Tomcat but need to do more? Need to support web services,
> >>> security?
> >>> Get stuff done quickly with pre-integrated technology to make your
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> >>> Geronimo
> >>> http://sel.as-us.falkag.net/sel?
> >>> cmd=3Dlnk&kid=3D120709&bid=3D263057&dat=3D121642
> >>> _______________________________________________
> >>> Rdfapi-php-interest mailing list
> >>> Rdf...@li...
> >>> https://lists.sourceforge.net/lists/listinfo/rdfapi-php-interest
> > --=20
> > Ian Jacobs (ij...@w3...)   http://www.w3.org/People/Jacobs
> > Tel:                     +1 718 260-9447
--=20
Ian Jacobs (ij...@w3...)   http://www.w3.org/People/Jacobs
Tel:                     +1 718 260-9447