store::Item_t getFirstAttribute(store::Item_t node)
{
store::Item_t attr;
store::Iterator_t attributes = node->getAttributes();
attributes->open();
attributes->next(attr);
attributes->close();
return attr;
}
bool get_attribute_value( store::Item_t const &element, char const *att_name,
zstring *att_value ) {
store::Iterator_t i( element->getAttributes() );
bool found = false;
i->open();
store::Item_t att_item;
while ( i->next( att_item ) ) {
if ( name_of( att_item ) == att_name ) {
att_item->getStringValue2( *att_value );
found = true;
break;
}
}
i->close();
return found;
}
static void x2j_attributes( store::Item_t const &element,
store::Item_t *json_item ) {
ZORBA_ASSERT( json_item );
store::Item_t att_item;
vector<store::Item_t> keys, values;
store::Iterator_t i( element->getAttributes() );
i->open();
while ( i->next( att_item ) ) {
zstring const att_name( name_of( att_item ) );
if ( att_name != "xmlns" ) {
push_back( &keys, att_name );
push_back( &values, att_item->getStringValue() );
}
} // while
i->close();
if ( !keys.empty() )
GENV_ITEMFACTORY->createJSONObject( *json_item, keys, values );
}
void SchemaValidatorImpl::processElement(
store::PUL* pul,
TypeManager* typeManager,
EventSchemaValidator& schemaValidator,
store::Item_t element,
const QueryLoc& loc)
{
ZORBA_ASSERT(element->isNode());
ZORBA_ASSERT(element->getNodeKind() == store::StoreConsts::elementNode);
store::Item_t nodeName = element->getNodeName();
zstring baseUri;
element->getBaseURI(baseUri);
//cout << " vup - processElement: " << nodeName->getLocalName()->c_str()
// << " @ " << nodeName->getNamespace()->c_str() << "\n"; cout.flush();
schemaValidator.startElem(nodeName);
// namespace declarations must go first
processNamespaces( schemaValidator, element);
// since the type of an element is determined only after the validator
// receives all of it's attributes, and an attribute node needs it's
// parent when created we need to go through the attributes twice: once
// for validation and once for creation
validateAttributes(schemaValidator, element->getAttributes());
store::Item_t typeQName = schemaValidator.getTypeQName();
store::Item_t substitutedElemQName = schemaValidator.getSubstitutedElemQName();
//cout << " vup - elemType old: "
// << element->getType()->getLocalName()->c_str() << " @ "
// << element->getType()->getNamespace()->c_str() << "\n"; cout.flush();
//cout << " vup - elemType new: " << typeQName->getLocalName()->c_str()
// << " @ " << typeQName->getNamespace()->c_str() << "\n"; cout.flush();
bool isInSubstitutionElement = false;
if (substitutedElemQName)
{
isInSubstitutionElement = true;
// cout << " vup - substitutes: " << substitutedElemQName->g
// etLocalName()->c_str() << " @ " << substitutedElemQName->getNamespace()->
// c_str() << "\n"; cout.flush();
}
bool isNewType = false;
xqtref_t newType;
store::Item_t elm;
if ( !typeQName->equals(element->getType()) )
{
isNewType = true;
newType = typeManager->create_named_type(typeQName, SequenceType::QUANT_ONE, loc);
elm = element;
}
store::NsBindings bindings;
element->getNamespaceBindings(bindings);
namespace_context nsCtx = namespace_context(theSctx, bindings);
processAttributes(pul, nsCtx, typeManager, schemaValidator, element,
element->getAttributes(), loc);
std::vector<store::Item_t> typedValues;
int noOfChildren = processChildren(pul,
nsCtx,
typeManager,
schemaValidator,
element->getChildren(),
typedValues,
loc);
if ( isNewType )
{
bool tHasValue = Validator::typeHasValue(newType);
bool tHasTypedValue = Validator::typeHasTypedValue(typeManager, newType, loc);
bool tHasEmptyValue = Validator::typeHasEmptyValue(newType);
if ( noOfChildren==0 )
{
// workaround for elem of type xsd:string with no text child
if ( newType->is_builtin() &&
newType->getQName()->equals(GENV_TYPESYSTEM.STRING_TYPE_ONE->getQName()) )
{
/*store::Item_t result;
zstring emptyStr = "";
GENV_ITEMFACTORY->createString( result, emptyStr);
typedValues.push_back(result);*/
tHasEmptyValue = true;
tHasTypedValue = false;
tHasValue = false;
}
else if ( newType->type_kind()==XQType::USER_DEFINED_KIND )
{
const UserDefinedXQType udXQType = static_cast<const UserDefinedXQType&>(*newType);
if ( udXQType.isSubTypeOf(typeManager, *GENV_TYPESYSTEM.STRING_TYPE_ONE) )
{
tHasEmptyValue = true;
tHasTypedValue = false;
tHasValue = false;
}
}
}
//cout << " vup - addSetElementType: " << elm->getNodeName()->
// getLocalName()->str() << " " << newType->get_qname()->getLocalName()
// << " @ " << newType->get_qname()->getNamespace() << "\n"; cout.flush();
//cout << " vup - " << ( tHasTypedValue ? "hasTypedValue" : "" )
// << " values.size: " << typedValues.size() << (typedValues.size()>0 ?
// " [0]=" + typedValues[0]->getStringValue()->str() : "" ) << ( tHasValue ?
// " hasValue" : "" ) << ( tHasEmptyValue ? " hasEmptyValue" : "" ) << "\n";
// cout.flush();
if ( typedValues.size()==1 )
pul->addSetElementType(&loc,
elm,
typeQName,
typedValues[0],
tHasValue,
tHasEmptyValue,
tHasTypedValue,
isInSubstitutionElement);
else
pul->addSetElementType(&loc,
elm,
typeQName,
(std::vector<store::Item_t>&)typedValues,
tHasValue,
tHasEmptyValue,
tHasTypedValue,
isInSubstitutionElement);
}
schemaValidator.endElem(nodeName);
}