On Sat, May 09, 2009 at 06:56:59AM +0200, Stefan Behnel wrote: > Hi, > > I'm trying to inject default attributes into a document from an XML Schema > during parsing. I set up a validation context and set the > XML_SCHEMA_VAL_VC_I_CREATE option on it, which, if I understand the docs > correctly, tells the validator to create defaulted/fixed attributes if they > do not exist already. Then I inject the validation context into the parser > using "xmlSchemaSAXPlug()". > > The schema document I use is > > ''' > <xsd:schema xmlns:xsd="http://www.w3.org/2001/XMLSchema";> > <xsd:element name="a" type="AType"/> > <xsd:complexType name="AType"> > <xsd:sequence minOccurs="4" maxOccurs="4"> > <xsd:element name="b" type="BType" /> > </xsd:sequence> > </xsd:complexType> > <xsd:complexType name="BType"> > <xsd:attribute name="hardy" type="xsd:string" default="hey" /> > </xsd:complexType> > </xsd:schema> > ''' > > The document I parse is > > ''' > <a><b hardy="ho"/><b/><b hardy="ho"/><b/></a> > ''' > > The document validates. However, no default attributes are inserted, > neither with my code nor with xmllint (which doesn't seem to support that > anyway). When I debug into the validator code in xmlschemas.c, I get to > line 25351 (libxml2 2.7.3): > > ''' > /* > * Get the owner element; needed for creation of default attributes. > * This fixes bug #341337, reported by David Grohmann. > */ > if (vctxt->options & XML_SCHEMA_VAL_VC_I_CREATE) { > xmlSchemaNodeInfoPtr ielem = vctxt->elemInfos[vctxt->depth]; > ==> if (ielem && ielem->node && ielem->node->doc) > defAttrOwnerElem = ielem->node; > } > ''' > > but "ielem->node" is NULL every time it gets there, so this doesn't fly. > > Is there anything else I have to do to make this work?
Sorry, no idea :-\ Daniel -- Daniel Veillard | libxml Gnome XML XSLT toolkit http://xmlsoft.org/ [email protected] | Rpmfind RPM search engine http://rpmfind.net/ http://veillard.com/ | virtualization library http://libvirt.org/ _______________________________________________ xml mailing list, project page http://xmlsoft.org/ [email protected] http://mail.gnome.org/mailman/listinfo/xml
