Esempio n. 1
0
PendingUpdateList UInsertAsLast::createUpdateList(DynamicContext *context) const
{
  Node::Ptr node = (Node*)target_->createResult(context)->next(context).get();

  if(node->dmNodeKind() != Node::element_string &&
     node->dmNodeKind() != Node::document_string)
    XQThrow(XPath2TypeMatchException,X("UInsertAsLast::createUpdateList"),
            X("It is a type error for the target expression of an insert as last expression not to be a single element "
              "or document [err:XUTY0005]"));

  Sequence alist(context->getMemoryManager());
  Sequence clist(context->getMemoryManager());

  Result value = source_->createResult(context);
  Item::Ptr item;
  while((item = value->next(context)).notNull()) {
    if(((Node*)item.get())->dmNodeKind() == Node::attribute_string) {
      if(!clist.isEmpty())
        XQThrow(ASTException,X("UInsertAsLast::createUpdateList"),
                X("Attribute nodes must occur before other nodes in the source expression for an insert as last expression [err:XUTY0004]"));

      //    b. No attribute node in $alist may have a QName whose implied namespace binding conflicts with a namespace
      //       binding in the "namespaces" property of $target [err:XUDY0023].  
      ATQNameOrDerived::Ptr qname = ((Node*)item.get())->dmNodeName(context);
      if(qname->getURI() != 0 && *(qname->getURI()) != 0) {
        ATAnyURIOrDerived::Ptr uri = FunctionNamespaceURIForPrefix::uriForPrefix(qname->getPrefix(), node, context, this);
        if(uri.notNull() && !XPath2Utils::equals(uri->asString(context), qname->getURI())) {
          XMLBuffer buf;
          buf.append(X("Implied namespace binding for the insert as last expression (\""));
          buf.append(qname->getPrefix());
          buf.append(X("\" -> \""));
          buf.append(qname->getURI());
          buf.append(X("\") conflicts with those already existing on the parent element of the target attribute [err:XUDY0023]"));
          XQThrow3(DynamicErrorException, X("UInsertInto::createUpdateList"), buf.getRawBuffer(), this);
        }
      }

      alist.addItem(item);
    }
    else
      clist.addItem(item);
  }

  PendingUpdateList result;

  if(!alist.isEmpty()) {
    // 3. If $alist is not empty and into is specified, the following checks are performed:
    //    a. $target must be an element node [err:XUTY0022].
    if(node->dmNodeKind() == Node::document_string)
      XQThrow(XPath2TypeMatchException,X("UInsertInto::createUpdateList"),
              X("It is a type error if an insert expression specifies the insertion of an attribute node into a document node [err:XUTY0022]"));
    result.addUpdate(PendingUpdate(PendingUpdate::INSERT_ATTRIBUTES, node, alist, this));
  }
  if(!clist.isEmpty()) {
    result.addUpdate(PendingUpdate(PendingUpdate::INSERT_INTO_AS_LAST, node, clist, this));
  }

  return result;
}
Esempio n. 2
0
PendingUpdateList URename::createUpdateList(DynamicContext *context) const
{
  Node::Ptr node = (Node*)target_->createResult(context)->next(context).get();

  if(node->dmNodeKind() != Node::element_string &&
     node->dmNodeKind() != Node::attribute_string &&
     node->dmNodeKind() != Node::processing_instruction_string)
    XQThrow(XPath2TypeMatchException,X("URename::createUpdateList"),
            X("It is a type error for the target expression of a rename expression not to be a single element, "
              "attribute or processing instruction [err:XUTY0012]"));

  ATQNameOrDerived::Ptr qname = (ATQNameOrDerived*)name_->createResult(context)->next(context).get();

  // 3. The following checks are performed for error conditions:
  //    a. If $target is an element node, the "namespaces" property of $target must not include any namespace binding that conflicts
  //       with the implied namespace binding of $QName [err:XUDY0023].
  if(node->dmNodeKind() == Node::element_string) {
    ATAnyURIOrDerived::Ptr uri = FunctionNamespaceURIForPrefix::uriForPrefix(qname->getPrefix(), node, context, this);
    if(uri.notNull() && !XPath2Utils::equals(uri->asString(context), qname->getURI())) {
      XMLBuffer buf;
      buf.append(X("Implied namespace binding for the rename expression (\""));
      buf.append(qname->getPrefix());
      buf.append(X("\" -> \""));
      buf.append(qname->getURI());
      buf.append(X("\") conflicts with those already existing on the target element [err:XUDY0023]"));
      XQThrow3(DynamicErrorException, X("URename::createUpdateList"), buf.getRawBuffer(), this);
    }
  }
  //    b. If $target is an attribute node that has a parent, the "namespaces" property of parent($target) must not include any
  //       namespace binding that conflicts with the implied namespace binding of $QName [err:XUDY0023].
  else if(node->dmNodeKind() == Node::attribute_string) {
    Node::Ptr parentNode = node->dmParent(context);
    if(parentNode.notNull() && qname->getURI() != 0 && *(qname->getURI()) != 0) {
      ATAnyURIOrDerived::Ptr uri = FunctionNamespaceURIForPrefix::uriForPrefix(qname->getPrefix(), parentNode, context, this);
      if(uri.notNull() && !XPath2Utils::equals(uri->asString(context), qname->getURI())) {
        XMLBuffer buf;
        buf.append(X("Implied namespace binding for the rename expression (\""));
        buf.append(qname->getPrefix());
        buf.append(X("\" -> \""));
        buf.append(qname->getURI());
        buf.append(X("\") conflicts with those already existing on the parent element of the target attribute [err:XUDY0023]"));
        XQThrow3(DynamicErrorException, X("URename::createUpdateList"), buf.getRawBuffer(), this);
      }
    }
  }
  //    c. If $target is processing instruction node, $QName must not include a non-empty namespace prefix. [err:XUDY0025].
  else if(node->dmNodeKind() == Node::processing_instruction_string && !XPath2Utils::equals(qname->getPrefix(), XMLUni::fgZeroLenString))
    XQThrow(XPath2TypeMatchException,X("URename::createUpdateList"),
            X("The target of a rename expression is a processing instruction node, and the new name "
              "expression returned a QName with a non-empty namespace prefix [err:XUDY0025]"));

  return PendingUpdate(PendingUpdate::RENAME, node, qname, this);
}