W3C home > Mailing lists > Public > xproc-dev@w3.org > November 2011

Re: Validation...

From: Nic Gibson <nicg@corbas.net>
Date: Tue, 22 Nov 2011 17:35:16 +0100
Cc: xproc-dev@w3.org
Message-Id: <E74B9232-2288-4483-9FAD-59BADC271F38@corbas.net>
To: "Imsieke, Gerrit, le-tex" <gerrit.imsieke@le-tex.de>
Gerrit

This is pretty well the point I am at too.  My life would become considerably simpler were a similar report port (producing XML, preferably the same XML structure) to be available on other validation steps.

nic


On 19 Nov 2011, at 23:08, Imsieke, Gerrit, le-tex wrote:

> I had or rather I still have similar issues. I was bothered by the fact that Schematron validation provides a "report" port which the schema-based validations lack.
> 
> p:validate-with-relax-ng for example has a single output port which will only reproduce the document if it is valid (or if @assert-valid="false").
> 
> In order to catch errors, I wrapped p:validate-with-relax-ng into a try/catch and forwarded the "error" port of the catch branch to a "report" output port that I declared for both branches.
> 
> <aside>
> I just found out that p:validate-with-relax-ng will only give me the first error. But it’s wrapped in c:errors and c:error elements, like this:
> 
> <c:errors xmlns:c="http://www.w3.org/ns/xproc-step"><c:error line="14" column="9">org.xml.sax.SAXParseException: element "hs" not allowed anywhere; expected the element end-tag, text or element "a", "abbr",
> …
> or "var" (with xmlns:ns="http://www.w3.org/2000/svg")</c:error></c:errors>
> 
> cx:nvdl, on the other hand, will only return an error status so that I get
> <c:errors xmlns:c="http://www.w3.org/ns/xproc-step"/>
> on the report port.
> In addition, it will document both errors in my document on STDOUT, like this:
> 
> C:\cygwin\home\gerrit\…\bcss-testsuite_000264.xhtml:14:9: error: element "hs" not allowed anywhere; expected the element end-tag, text
> …
> "table", "tt", "ul" or "var" (with xmlns:ns="http://www.w3.org/2000/svg")
> C:\cygwin\home\gerrit\…\bcss-testsuite_000264.xhtml:15:27: error: element "ps" not allowed anywhere; expected the element end-tag, text
> …
> "table", "tt", "ul" or "var" (with xmlns:ns="http://www.w3.org/2000/svg")
> </aside>
> 
> A uniform report port for all types of validation is clearly desirable. The types of documents that might appear on that port will differ. For Schematron, it will typically be an SVRL document. For all kind of schema validations, it may be a newly introduced top-level report element, for example
> <c:validation-report type="relax-ng" status="invalid"> …
> 
> For invalid documents and if @assert-valid="false", this report will be issued on the report port (which will issue a <c:validation-report type="relax-ng" status="valid" /> for valid documents).
> 
> Maybe this is an idea for the next XProc iteration. Or did I miss something obvious, and there is already unified validation reporting (in XML format) for all kinds of validation steps?
> 
> Gerrit
> 
> 
> On 2011-11-19 21:41, Nic Gibson wrote:
>> DTD. Relax NG.
>> Not actually needed to do XSD via XProc yet. It may be that I've missed something but I don't see a way to get validation errors as XML.
>> 
>> nic
>> 
>> --
>> 
>> On 18 Nov 2011, at 17:16, Norman Walsh wrote:
>> 
>>> Nic Gibson<nicg@corbas.net>  writes:
>>>> I've been doing a fair bit of XProc that does validation recently and
>>>> one thing that I keep stumbling is the output from the various
>>>> validation steps. It has one problem - it's text!
>>> 
>>> What kind of validation? I thought the error reports were XML.
>>> 
>>>                                        Be seeing you,
>>>                                          norm
>>> 
>>> --
>>> Norman Walsh
>>> Lead Engineer
>>> MarkLogic Corporation
>>> Phone: +1 413 624 6676
>>> www.marklogic.com
>> 
>> --
>> Corbas Consulting
>> Digital Publishing Consultancy and Training
>> http://www.corbas.co.uk, +44 (0)7718 906817/+44 (0)1273 930765	
>> 	
>> 
>> 
> 
> -- 
> Gerrit Imsieke
> Geschäftsführer / Managing Director
> le-tex publishing services GmbH
> Weissenfelser Str. 84, 04229 Leipzig, Germany
> Phone +49 341 355356 110, Fax +49 341 355356 510
> gerrit.imsieke@le-tex.de, http://www.le-tex.de
> 
> Registergericht / Commercial Register: Amtsgericht Leipzig
> Registernummer / Registration Number: HRB 24930
> 
> Geschäftsführer: Gerrit Imsieke, Svea Jelonek,
> Thomas Schmidt, Dr. Reinhard Vöckler
> 

--
Corbas Consulting
Digital Publishing Consultancy and Training
http://www.corbas.co.uk, +44 (0)7718 906817/+44 (0)1273 930765	
	
Received on Tuesday, 22 November 2011 16:35:51 GMT

This archive was generated by hypermail 2.2.0+W3C-0.50 : Tuesday, 22 November 2011 16:35:52 GMT