Re: [xsl] DTD entities in XSLT

["Michael Kay mike@xxxxxxxxxxxx" <xsl-list-service@xxxxxxxxxxxxxxxxxxxxxx>]

> Thanks. Will this work in Saxon-HE? I'm looking for a solution that
> could be used in open-source code.

Yes, of course. There's nothing in the query "." that needs EE capabilities!

You could also, of course, use a Java identity transformer
(TransformerFactory.newProcessor()), which might be faster as it's fully
streamed.

Michael Kay
Saxonica
>
> On Mon, Aug 24, 2020 at 1:15 PM Michael Kay mike@xxxxxxxxxxxx
> <xsl-list-service@xxxxxxxxxxxxxxxxxxxxxx> wrote:
>>
>> Well, you could run the XQuery "." on Java, which would give you a document
in which all the entity references are expanded.
>>
>> java net.sf.saxon.Query -qs:"." -s:in.xml -o:out.xml
>>
>> Michael Kay
>> Saxonica
>>
>>
>>
>> On 24 Aug 2020, at 12:07, Martynas JuseviD
ius martynas@xxxxxxxxxxxxx
<xsl-list-service@xxxxxxxxxxxxxxxxxxxxxx> wrote:
>>
>> Hi,
>>
>> trying to set up Saxon-JS 2 I hit a snag immediately, but I think the
>> question is general enough for this list.
>>
>> The problem is DTD entities. Saxon-JS 2 documentation says:
>> "The XML parser used on Node.js skips any internal or external DTD.
>> Any named entity references appearing in a document will therefore be
>> flagged as errors, causing parsing (and hence transformation) to
>> fail."
>>
>> Sure enough, when trying to generate the SEF file, I get an error:
>>
>> Failed to compile stylesheet: Reference to unknown entity &typeahead;
>> at line 32 column 28
>> Error FODC0002
>>   Failed to compile stylesheet
>> Error FODC0002
>>   Reference to unknown entity &typeahead; at line 32 column 28
>>
>> And all our stylesheets use a bunch of internal DTD entities (example
below).
>> Would it be possible to somehow pre-process them and inline the
>> entities, so that I can keep them in the source file and still make
>> Saxon-JS happy?
>>
>> <?xml version="1.0" encoding="UTF-8"?>
>> <!DOCTYPE xsl:stylesheet [
>>   <!ENTITY typeahead  "http://graphity.org/typeahead#";>
>>   <!ENTITY lapp
"https://w3id.org/atomgraph/linkeddatahub/apps/domain#";>
>>   <!ENTITY apl        "https://w3id.org/atomgraph/linkeddatahub/domain#";>
>>   <!ENTITY ac         "https://w3id.org/atomgraph/client#";>
>>   <!ENTITY a          "https://w3id.org/atomgraph/core#";>
>>   <!ENTITY rdf        "http://www.w3.org/1999/02/22-rdf-syntax-ns#";>
>>   <!ENTITY rdfs       "http://www.w3.org/2000/01/rdf-schema#";>
>>   <!ENTITY xsd        "http://www.w3.org/2001/XMLSchema#";>
>>   <!ENTITY owl        "http://www.w3.org/2002/07/owl#";>
>>   <!ENTITY skos       "http://www.w3.org/2004/02/skos/core#";>
>>   <!ENTITY srx        "http://www.w3.org/2005/sparql-results#";>
>>   <!ENTITY http       "http://www.w3.org/2011/http#";>
>>   <!ENTITY ldt        "https://www.w3.org/ns/ldt#";>
>>   <!ENTITY c          "https://www.w3.org/ns/ldt/core/domain#";>
>>   <!ENTITY dh
"https://www.w3.org/ns/ldt/document-hierarchy/domain#";>
>>   <!ENTITY sd         "http://www.w3.org/ns/sparql-service-description#";>
>>   <!ENTITY sp         "http://spinrdf.org/sp#";>
>>   <!ENTITY spin       "http://spinrdf.org/spin#";>
>>   <!ENTITY dct        "http://purl.org/dc/terms/";>
>>   <!ENTITY foaf       "http://xmlns.com/foaf/0.1/";>
>>   <!ENTITY sioc       "http://rdfs.org/sioc/ns#";>
>> ]>
>> <xsl:stylesheet
>> xmlns:xhtml="http://www.w3.org/1999/xhtml";
>> xmlns:xsl="http://www.w3.org/1999/XSL/Transform";
>> xmlns:ixsl="http://saxonica.com/ns/interactiveXSLT";
>> xmlns:prop="http://saxonica.com/ns/html-property";
>> xmlns:style="http://saxonica.com/ns/html-style-property";
>> xmlns:js="http://saxonica.com/ns/globalJS";
>> xmlns:xs="http://www.w3.org/2001/XMLSchema";
>> xmlns:typeahead="&typeahead;"
>> xmlns:a="&a;"
>> xmlns:ac="&ac;"
>> xmlns:lapp="&lapp;"
>> xmlns:apl="&apl;"
>> xmlns:rdf="&rdf;"
>> xmlns:rdfs="&rdfs;"
>> xmlns:owl="&owl;"
>> xmlns:ldt="&ldt;"
>> xmlns:core="&c;"
>> xmlns:dh="&dh;"
>> xmlns:srx="&srx;"
>> xmlns:sd="&sd;"
>> xmlns:sp="&sp;"
>> xmlns:spin="&spin;"
>> xmlns:dct="&dct;"
>> xmlns:foaf="&foaf;"
>> xmlns:sioc="&sioc;"
>> xmlns:skos="&skos;"
>> xmlns:bs2="http://graphity.org/xsl/bootstrap/2.3.2";
>> exclude-result-prefixes="xs prop"
>> extension-element-prefixes="ixsl"
>> version="2.0"
>>
>>
>>
>>
>> Martynas
>>
>>
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