void dynamic_context::get_variable(
ulong varid,
const store::Item_t& varname,
const QueryLoc& loc,
store::Item_t& itemValue,
store::TempSeq_t& seqValue) const
{
itemValue = NULL;
seqValue = NULL;
if (varid >= theVarValues.size() ||
theVarValues[varid].theState == VarValue::undeclared)
{
zstring varName = static_context::var_name(varname.getp());
if (varid >= theVarValues.size() ||
theVarValues[varid].theIsExternalOrLocal ||
(varid > 0 && varid < MAX_IDVARS_RESERVED))
{
RAISE_ERROR(err::XPDY0002, loc,
ERROR_PARAMS(ZED(XPDY0002_VariableUndeclared_2), varName));
}
else
{
RAISE_ERROR(err::XQDY0054, loc, ERROR_PARAMS(varName));
}
}
const VarValue& var = theVarValues[varid];
if (var.theState == VarValue::declared)
{
zstring varName = static_context::var_name(varname.getp());
if (var.theIsExternalOrLocal)
{
RAISE_ERROR(err::XPDY0002, loc,
ERROR_PARAMS(ZED(XPDY0002_VariableHasNoValue_2), varName));
}
else
{
RAISE_ERROR(err::XQDY0054, loc, ERROR_PARAMS(varName));
}
}
if (var.theState == VarValue::item)
itemValue = var.theValue.item;
else
seqValue = var.theValue.temp_seq;
}
void processOptions(store::Item_t item, store::LoadProperties& props, static_context* theSctx, const QueryLoc& loc)
{
URI lValidatedBaseUri;
store::Item_t child, tempItem;
if (item.getp() == NULL)
return;
#ifndef ZORBA_NO_XMLSCHEMA
if (item->isValidated())
{
if (item->getNodeName() == NULL
||
item->getNodeName()->getNamespace() != static_context::ZORBA_XML_FN_OPTIONS_NS)
{
throw XQUERY_EXCEPTION(zerr::ZXQD0003_INCONSISTENT_PARSE_FRAGMENT_OPTIONS,
ERROR_PARAMS(ZED(ParseFragmentInvalidOptions)), ERROR_LOC( loc ));
}
}
else
{
tempItem = NULL; // used as the effectiveValidationValue()'s typeName
Validator::effectiveValidationValue(
item,
item,
tempItem,
theSctx->get_typemanager(),
ParseConstants::val_strict,
theSctx,
loc);
}
#endif
store::Iterator_t children = item->getChildren();
children->open();
while (children->next(child))
{
if (child->getNodeKind() != store::StoreConsts::elementNode)
continue;
if (child->getNodeName()->getLocalName() == "base-uri")
{
store::Item_t attr = getFirstAttribute(child);
try {
lValidatedBaseUri = URI(attr->getStringValue());
} catch (ZorbaException const& /* e */) {
throw XQUERY_EXCEPTION(
err::FODC0007,
ERROR_PARAMS( attr->getStringValue() ),
ERROR_LOC( loc )
);
}
if (!lValidatedBaseUri.is_absolute()) {
throw XQUERY_EXCEPTION(
err::FODC0007,
ERROR_PARAMS( lValidatedBaseUri.toString() ),
ERROR_LOC( loc )
);
}
props.setBaseUri(attr->getStringValue());
}
else if (child->getNodeName()->getLocalName() == "no-error")
props.setNoError(true);
else if (child->getNodeName()->getLocalName() == "strip-boundary-space")
props.setStripWhitespace(true);
else if (child->getNodeName()->getLocalName() == "schema-validate")
{
store::Item_t attr = getFirstAttribute(child);
if (attr->getStringValue() == "strict")
props.setSchemaStrictValidate(true);
else
props.setSchemaLaxValidate(true);
}
else if (child->getNodeName()->getLocalName() == "DTD-validate")
props.setDTDValidate(true);
else if (child->getNodeName()->getLocalName() == "DTD-load")
props.setDTDLoad(true);
else if (child->getNodeName()->getLocalName() == "default-DTD-attributes")
props.setDefaultDTDAttributes(true);
else if (child->getNodeName()->getLocalName() == "parse-external-parsed-entity")
{
props.setParseExternalParsedEntity(true);
store::Item_t attr;
store::Iterator_t attribs = child->getAttributes();
attribs->open();
while (attribs->next(attr))
{
if (attr->getNodeName()->getLocalName() == "skip-root-nodes")
props.setSkipRootNodes(ztd::aton<xs_int>(attr->getStringValue().c_str()));
else if (attr->getNodeName()->getLocalName() == "skip-top-level-text-nodes")
props.setSkipTopLevelTextNodes(true);
else if (attr->getNodeName()->getLocalName() == "error-on-doctype")
props.setErrorOnDoctype(true);
}
attribs->close();
}
else if (child->getNodeName()->getLocalName() == "substitute-entities")
props.setSubstituteEntities(true);
else if (child->getNodeName()->getLocalName() == "xinclude-substitutions")
props.setXincludeSubstitutions(true);
else if (child->getNodeName()->getLocalName() == "remove-redundant-ns")
props.setRemoveRedundantNS(true);
else if (child->getNodeName()->getLocalName() == "no-CDATA")
props.setNoCDATA(true);
else if (child->getNodeName()->getLocalName() == "no-xinclude-nodes")
props.setNoXIncludeNodes(true);
else if (child->getNodeName()->getLocalName() == "no-network-access")
props.setNoNetworkAccess(true);
}
children->close();
if (props.getSchemaLaxValidate() + props.getSchemaStrictValidate() +
props.getDTDValidate() + props.getParseExternalParsedEntity() > 1)
{
throw XQUERY_EXCEPTION(zerr::ZXQD0003_INCONSISTENT_PARSE_FRAGMENT_OPTIONS,
ERROR_PARAMS(ZED(ParseFragmentOptionCombinationNotAllowed)), ERROR_LOC( loc ));
}
}
bool FunctionLookupIterator::nextImpl(
store::Item_t& result,
PlanState& planState) const
{
CompilerCB* ccb = planState.theCompilerCB;
store::ItemFactory* factory = GENV_ITEMFACTORY;
store::Item_t qname;
store::Item_t arityItem;
store::Item_t ctxItem;
store::Item_t ctxPosItem;
store::Item_t ctxSizeItem;
csize arity;
function* f;
result = NULL;
PlanIteratorState* state;
DEFAULT_STACK_INIT(PlanIteratorState, state, planState);
consumeNext(qname, theChildren[0], planState);
consumeNext(arityItem, theChildren[1], planState);
try
{
arity = static_cast<zorba::csize>(to_xs_unsignedLong(arityItem->getIntegerValue()));
}
catch ( std::range_error const& )
{
RAISE_ERROR(err::XPST0017, loc,
ERROR_PARAMS(arityItem->getIntegerValue(), ZED(NoParseFnArity)));
}
f = theSctx->lookup_fn(qname, arity);
if (f != NULL && f->isContextual())
{
try
{
consumeNext(ctxItem, theChildren[2], planState);
consumeNext(ctxPosItem, theChildren[3], planState);
consumeNext(ctxSizeItem, theChildren[4], planState);
}
catch (const ZorbaException& e)
{
if (e.diagnostic() != err::XPDY0002)
throw;
}
}
try
{
static_context_t impSctx = theSctx->create_child_context();
ccb->theSctxMap[ccb->theSctxMap.size() + 1] = impSctx;
std::unique_ptr<dynamic_context> fiDctx;
fiDctx.reset(new dynamic_context(planState.theGlobalDynCtx));
if (ctxItem)
{
store::Item_t ctxItemName;
factory->createQName(ctxItemName, "", "", static_context::DOT_VAR_NAME);
var_expr* ve = ccb->theEM->
create_var_expr(impSctx, NULL, loc, var_expr::local_var, ctxItemName);
ve->set_unique_id(dynamic_context::IDVAR_CONTEXT_ITEM);
impSctx->bind_var(ve, loc);
fiDctx->add_variable(dynamic_context::IDVAR_CONTEXT_ITEM, ctxItem);
}
if (ctxPosItem)
{
store::Item_t ctxPosName;
factory->createQName(ctxPosName, "", "", static_context::DOT_POS_VAR_NAME);
var_expr* ve = ccb->theEM->
create_var_expr(impSctx, NULL, loc, var_expr::local_var, ctxPosName);
ve->set_unique_id(dynamic_context::IDVAR_CONTEXT_ITEM_POSITION);
impSctx->bind_var(ve, loc);
fiDctx->add_variable(dynamic_context::IDVAR_CONTEXT_ITEM_POSITION, ctxPosItem);
}
if (ctxSizeItem)
{
store::Item_t ctxSizeName;
factory->createQName(ctxSizeName, "", "", static_context::DOT_SIZE_VAR_NAME);
var_expr* ve = ccb->theEM->
create_var_expr(impSctx, NULL, loc, var_expr::local_var, ctxSizeName);
ve->set_unique_id(dynamic_context::IDVAR_CONTEXT_ITEM_SIZE);
impSctx->bind_var(ve, loc);
fiDctx->add_variable(dynamic_context::IDVAR_CONTEXT_ITEM_SIZE, ctxSizeItem);
}
expr* fiExpr =
Translator::translate_literal_function(qname, arity, ccb, impSctx, loc);
FunctionItemInfo_t fiInfo =
static_cast<function_item_expr*>(fiExpr)->get_fi_info();
fiInfo->theCCB = ccb;
if (fiInfo->numInScopeVars() > 0)
{
result = new FunctionItem(fiInfo, fiDctx.get());
fiDctx.release();
}
else
{
result = new FunctionItem(fiInfo, NULL);
}
}
catch (const ZorbaException& e)
{
if (e.diagnostic() != err::XPST0017)
throw;
}
if (result.getp() != NULL)
STACK_PUSH(true, state);
STACK_END(state);
}
