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if (!topElem->fChildCount)
{
fValidator->emitError
(
XMLValid::EmptyNotValidForContent
, topElem->fThisElement->getFormattedContentModel()
);
}
else if ((unsigned int)res >= topElem->fChildCount)
{
fValidator->emitError
(
XMLValid::NotEnoughElemsForCM
, topElem->fThisElement->getFormattedContentModel()
);
}
else
{
fValidator->emitError
(
XMLValid::ElementNotValidForContent
, topElem->fChildren[res]->getRawName()
, topElem->fThisElement->getFormattedContentModel()
);
}
}
Gareth Reakes
committed
if (fGrammarType == Grammar::SchemaGrammarType) {
// call matchers and de-activate context
int oldCount = fMatcherStack->getMatcherCount();
if (oldCount ||
((SchemaElementDecl*)topElem->fThisElement)->getIdentityConstraintCount()) {
for (int i = oldCount - 1; i >= 0; i--) {
XPathMatcher* matcher = fMatcherStack->getMatcherAt(i);
matcher->endElement(*(topElem->fThisElement), fContent.getRawBuffer());
}
if (fMatcherStack->size() > 0) {
fMatcherStack->popContext();
}
// handle everything *but* keyref's.
int newCount = fMatcherStack->getMatcherCount();
for (int j = oldCount - 1; j >= newCount; j--) {
XPathMatcher* matcher = fMatcherStack->getMatcherAt(j);
IdentityConstraint* ic = matcher->getIdentityConstraint();
if (ic && (ic->getType() != IdentityConstraint::KEYREF))
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fValueStoreCache->transplant(ic, matcher->getInitialDepth());
}
// now handle keyref's...
for (int k = oldCount - 1; k >= newCount; k--) {
XPathMatcher* matcher = fMatcherStack->getMatcherAt(k);
IdentityConstraint* ic = matcher->getIdentityConstraint();
if (ic && (ic->getType() == IdentityConstraint::KEYREF)) {
ValueStore* values = fValueStoreCache->getValueStoreFor(ic, matcher->getInitialDepth());
if (values) { // nothing to do if nothing matched!
values->endDcocumentFragment(fValueStoreCache);
}
}
}
fValueStoreCache->endElement();
}
}
}
Gareth Reakes
committed
if(!isRoot && fGrammarType == Grammar::SchemaGrammarType)
((SchemaElementDecl *)fElemStack.topElement()->fThisElement)->updateValidityFromElement(topElem->fThisElement, fGrammarType);
// If we have a doc handler, tell it about the end tag
if (fDocHandler)
{
fDocHandler->endElement
(
*topElem->fThisElement
, uriId
, isRoot
, fPrefixBuf.getRawBuffer()
);
}
Gareth Reakes
committed
// reset xsi:type ComplexTypeInfo
if (fGrammarType == Grammar::SchemaGrammarType) {
((SchemaElementDecl*)topElem->fThisElement)->reset();
if (!isRoot)
((SchemaElementDecl*)(fElemStack.topElement()->fThisElement))->
setXsiComplexTypeInfo(((SchemaValidator*)fValidator)->getCurrentTypeInfo());
}
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// If this was the root, then done with content
gotData = !isRoot;
if (gotData) {
if (fDoNamespaces) {
// Restore the grammar
fGrammar = fElemStack.getCurrentGrammar();
fGrammarType = fGrammar->getGrammarType();
if (fGrammarType == Grammar::SchemaGrammarType && !fValidator->handlesSchema()) {
if (fValidatorFromUser)
ThrowXML(RuntimeException, XMLExcepts::Gen_NoSchemaValidator);
else {
fValidator = fSchemaValidator;
}
}
else if (fGrammarType == Grammar::DTDGrammarType && !fValidator->handlesDTD()) {
if (fValidatorFromUser)
ThrowXML(RuntimeException, XMLExcepts::Gen_NoDTDValidator);
else {
fValidator = fDTDValidator;
}
}
fValidator->setGrammar(fGrammar);
}
// Restore the validation flag
fValidate = fElemStack.getValidationFlag();
}
}
// This method handles the high level logic of scanning the DOCType
// declaration. This calls the DTDScanner and kicks off both the scanning of
// the internal subset and the scanning of the external subset, if any.
//
// When we get here the '<!DOCTYPE' part has already been scanned, which is
// what told us that we had a doc type decl to parse.
void IGXMLScanner::scanDocTypeDecl()
{
// We have a doc type. So, switch the Grammar.
switchGrammar(XMLUni::fgDTDEntityString);
if (fDocTypeHandler)
fDocTypeHandler->resetDocType();
// There must be some space after DOCTYPE
if (!fReaderMgr.skipPastSpaces())
{
emitError(XMLErrs::ExpectedWhitespace);
// Just skip the Doctype declaration and return
fReaderMgr.skipPastChar(chCloseAngle);
return;
}
// Get a buffer for the root element
XMLBufBid bbRootName(&fBufMgr);
// Get a name from the input, which should be the name of the root
// element of the upcoming content.
fReaderMgr.getName(bbRootName.getBuffer());
if (bbRootName.isEmpty())
{
emitError(XMLErrs::NoRootElemInDOCTYPE);
fReaderMgr.skipPastChar(chCloseAngle);
return;
}
// Store the root element name for later check
setRootElemName(bbRootName.getRawBuffer());
// This element obviously is not going to exist in the element decl
// pool yet, but we need to call docTypeDecl. So force it into
// the element decl pool, marked as being there because it was in
// the DOCTYPE. Later, when its declared, the status will be updated.
//
// Only do this if we are not reusing the validator! If we are reusing,
// then look it up instead. It has to exist!
DTDElementDecl* rootDecl = new (fGrammarPoolMemoryManager) DTDElementDecl
(
bbRootName.getRawBuffer()
, fEmptyNamespaceId
, DTDElementDecl::Any
, fGrammarPoolMemoryManager
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rootDecl->setCreateReason(DTDElementDecl::AsRootElem);
rootDecl->setExternalElemDeclaration(true);
((DTDGrammar*)fGrammar)->setRootElemId(fGrammar->putElemDecl(rootDecl));
// Skip any spaces after the name
fReaderMgr.skipPastSpaces();
// And now if we are looking at a >, then we are done. It is not
// required to have an internal or external subset, though why you
// would not escapes me.
if (fReaderMgr.skippedChar(chCloseAngle)) {
// If we have a doc type handler and advanced callbacks are enabled,
// call the doctype event.
if (fDocTypeHandler)
fDocTypeHandler->doctypeDecl(*rootDecl, 0, 0, false);
return;
}
// either internal/external subset
if (fValScheme == Val_Auto && !fValidate)
fValidate = true;
bool hasIntSubset = false;
bool hasExtSubset = false;
XMLCh* sysId = 0;
XMLCh* pubId = 0;
DTDScanner dtdScanner
(
(DTDGrammar*) fGrammar
, fDocTypeHandler
, fGrammarPoolMemoryManager
, fMemoryManager
);
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dtdScanner.setScannerInfo(this, &fReaderMgr, &fBufMgr);
// If the next character is '[' then we have no external subset cause
// there is no system id, just the opening character of the internal
// subset. Else, has to be an id.
//
// Just look at the next char, don't eat it.
if (fReaderMgr.peekNextChar() == chOpenSquare)
{
hasIntSubset = true;
}
else
{
// Indicate we have an external subset
hasExtSubset = true;
fHasNoDTD = false;
// Get buffers for the ids
XMLBufBid bbPubId(&fBufMgr);
XMLBufBid bbSysId(&fBufMgr);
// Get the external subset id
if (!dtdScanner.scanId(bbPubId.getBuffer(), bbSysId.getBuffer(), DTDScanner::IDType_External))
{
fReaderMgr.skipPastChar(chCloseAngle);
return;
}
// Get copies of the ids we got
pubId = XMLString::replicate(bbPubId.getRawBuffer(), fMemoryManager);
sysId = XMLString::replicate(bbSysId.getRawBuffer(), fMemoryManager);
// Skip spaces and check again for the opening of an internal subset
fReaderMgr.skipPastSpaces();
// Just look at the next char, don't eat it.
if (fReaderMgr.peekNextChar() == chOpenSquare) {
hasIntSubset = true;
}
}
// Insure that the ids get cleaned up, if they got allocated
ArrayJanitor<XMLCh> janSysId(sysId, fMemoryManager);
ArrayJanitor<XMLCh> janPubId(pubId, fMemoryManager);
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// If we have a doc type handler and advanced callbacks are enabled,
// call the doctype event.
if (fDocTypeHandler)
fDocTypeHandler->doctypeDecl(*rootDecl, pubId, sysId, hasIntSubset, hasExtSubset);
// Ok, if we had an internal subset, we are just past the [ character
// and need to parse that first.
if (hasIntSubset)
{
// Eat the opening square bracket
fReaderMgr.getNextChar();
// We can't have any internal subset if we are reusing the validator
if (fUseCachedGrammar || fToCacheGrammar)
ThrowXML(RuntimeException, XMLExcepts::Val_CantHaveIntSS);
// And try to scan the internal subset. If we fail, try to recover
// by skipping forward tot he close angle and returning.
if (!dtdScanner.scanInternalSubset())
{
fReaderMgr.skipPastChar(chCloseAngle);
return;
}
// Do a sanity check that some expanded PE did not propogate out of
// the doctype. This could happen if it was terminated early by bad
// syntax.
if (fReaderMgr.getReaderDepth() > 1)
{
emitError(XMLErrs::PEPropogated);
// Ask the reader manager to pop back down to the main level
fReaderMgr.cleanStackBackTo(1);
}
fReaderMgr.skipPastSpaces();
}
// And that should leave us at the closing > of the DOCTYPE line
if (!fReaderMgr.skippedChar(chCloseAngle))
{
// Do a special check for the common scenario of an extra ] char at
// the end. This is easy to recover from.
if (fReaderMgr.skippedChar(chCloseSquare)
&& fReaderMgr.skippedChar(chCloseAngle))
{
emitError(XMLErrs::ExtraCloseSquare);
}
else
{
emitError(XMLErrs::UnterminatedDOCTYPE);
fReaderMgr.skipPastChar(chCloseAngle);
}
}
// If we had an external subset, then we need to deal with that one
// next. If we are reusing the validator, then don't scan it.
if (hasExtSubset) {
if (fUseCachedGrammar)
{
InputSource* sysIdSrc = resolveSystemId(sysId);
Janitor<InputSource> janSysIdSrc(sysIdSrc);
XMLDTDDescription* gramDesc = fGrammarResolver->getGrammarPool()->createDTDDescription(sysIdSrc->getSystemId());
Janitor<XMLDTDDescription> janName(gramDesc);
Grammar* grammar = fGrammarResolver->getGrammar(gramDesc);
if (grammar && grammar->getGrammarType() == Grammar::DTDGrammarType) {
fDTDGrammar = (DTDGrammar*) grammar;
fGrammar = fDTDGrammar;
fValidator->setGrammar(fGrammar);
rootDecl = (DTDElementDecl*) fGrammar->getElemDecl(fEmptyNamespaceId, 0, bbRootName.getRawBuffer(), Grammar::TOP_LEVEL_SCOPE);
if (rootDecl)
((DTDGrammar*)fGrammar)->setRootElemId(rootDecl->getId());
else {
rootDecl = new (fGrammarPoolMemoryManager) DTDElementDecl
(
bbRootName.getRawBuffer()
, fEmptyNamespaceId
, DTDElementDecl::Any
, fGrammarPoolMemoryManager
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rootDecl->setCreateReason(DTDElementDecl::AsRootElem);
rootDecl->setExternalElemDeclaration(true);
((DTDGrammar*)fGrammar)->setRootElemId(fGrammar->putElemDecl(rootDecl));
}
return;
}
}
if (fLoadExternalDTD || fValidate)
{
// And now create a reader to read this entity
InputSource* srcUsed;
XMLReader* reader = fReaderMgr.createReader
(
sysId
, pubId
, false
, XMLReader::RefFrom_NonLiteral
, XMLReader::Type_General
, XMLReader::Source_External
, srcUsed
, fCalculateSrcOfs
);
// Put a janitor on the input source
Janitor<InputSource> janSrc(srcUsed);
// If it failed then throw an exception
if (!reader)
ThrowXML1(RuntimeException, XMLExcepts::Gen_CouldNotOpenDTD, srcUsed->getSystemId());
if (fToCacheGrammar) {
unsigned int stringId = fGrammarResolver->getStringPool()->addOrFind(srcUsed->getSystemId());
const XMLCh* sysIdStr = fGrammarResolver->getStringPool()->getValueForId(stringId);
XMLDTDDescription* gramDesc = fGrammarResolver->getGrammarPool()->createDTDDescription(XMLUni::fgDTDEntityString);
fGrammarResolver->orphanGrammar(gramDesc);
gramDesc->setRootName(sysIdStr);
fGrammarResolver->putGrammar(gramDesc, fGrammar);
}
// In order to make the processing work consistently, we have to
// make this look like an external entity. So create an entity
// decl and fill it in and push it with the reader, as happens
// with an external entity. Put a janitor on it to insure it gets
// cleaned up. The reader manager does not adopt them.
const XMLCh gDTDStr[] = { chLatin_D, chLatin_T, chLatin_D , chNull };
DTDEntityDecl* declDTD = new (fGrammarPoolMemoryManager) DTDEntityDecl(gDTDStr, false, fGrammarPoolMemoryManager);
declDTD->setSystemId(sysId);
Janitor<DTDEntityDecl> janDecl(declDTD);
// Mark this one as a throw at end
reader->setThrowAtEnd(true);
// And push it onto the stack, with its pseudo name
fReaderMgr.pushReader(reader, declDTD);
// Tell it its not in an include section
dtdScanner.scanExtSubsetDecl(false, true);
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}
}
}
bool IGXMLScanner::scanStartTag(bool& gotData)
{
// Assume we will still have data until proven otherwise. It will only
// ever be false if this is the root and its empty.
gotData = true;
// Get the QName. In this case, we are not doing namespaces, so we just
// use it as is and don't have to break it into parts.
if (!fReaderMgr.getName(fQNameBuf))
{
emitError(XMLErrs::ExpectedElementName);
fReaderMgr.skipToChar(chOpenAngle);
return false;
}
// Assume it won't be an empty tag
bool isEmpty = false;
// Lets try to look up the element in the validator's element decl pool
// We can pass bogus values for the URI id and the base name. We know that
// this can only be called if we are doing a DTD style validator and that
// he will only look at the QName.
//
// We tell him to fault in a decl if he does not find one.
bool wasAdded = false;
XMLElementDecl* elemDecl = fGrammar->findOrAddElemDecl
(
fEmptyNamespaceId
, 0
, 0
, fQNameBuf.getRawBuffer()
, Grammar::TOP_LEVEL_SCOPE
, wasAdded
);
// We do something different here according to whether we found the
// element or not.
if (wasAdded)
{
// If validating then emit an error
if (fValidate)
{
// This is to tell the reuse Validator that this element was
// faulted-in, was not an element in the validator pool originally
elemDecl->setCreateReason(XMLElementDecl::JustFaultIn);
fValidator->emitError
(
XMLValid::ElementNotDefined
, elemDecl->getFullName()
);
}
}
else
{
// If its not marked declared and validating, then emit an error
if (fValidate && !elemDecl->isDeclared())
{
fValidator->emitError
(
XMLValid::ElementNotDefined
, elemDecl->getFullName()
);
}
}
// See if its the root element
const bool isRoot = fElemStack.isEmpty();
// Expand the element stack and add the new element
fElemStack.addLevel(elemDecl, fReaderMgr.getCurrentReaderNum());
fElemStack.setValidationFlag(fValidate);
// Validate the element
if (fValidate)
fValidator->validateElement(elemDecl);
// If this is the first element and we are validating, check the root
// element.
if (isRoot)
{
fRootGrammar = fGrammar;
if (fValidate)
{
// If a DocType exists, then check if it matches the root name there.
if (fRootElemName && !XMLString::equals(fQNameBuf.getRawBuffer(), fRootElemName))
fValidator->emitError(XMLValid::RootElemNotLikeDocType);
// Some validators may also want to check the root, call the
// XMLValidator::checkRootElement
if (fValidatorFromUser && !fValidator->checkRootElement(elemDecl->getId()))
fValidator->emitError(XMLValid::RootElemNotLikeDocType);
}
}
else
{
// If the element stack is not empty, then add this element as a
// child of the previous top element. If its empty, this is the root
// elem and is not the child of anything.
fElemStack.addChild(elemDecl->getElementName(), true);
}
// Ask the element decl to clear out the 'provided' flag on all of its
// att defs.
elemDecl->resetDefs();
// Skip any whitespace after the name
fReaderMgr.skipPastSpaces();
// We loop until we either see a /> or >, handling attribute/value
// pairs until we get there.
unsigned int attCount = 0;
unsigned int curAttListSize = fAttrList->size();
while (true)
{
// And get the next non-space character
XMLCh nextCh = fReaderMgr.peekNextChar();
// If the next character is not a slash or closed angle bracket,
// then it must be whitespace, since whitespace is required
// between the end of the last attribute and the name of the next
// one.
if (attCount)
{
if ((nextCh != chForwardSlash) && (nextCh != chCloseAngle))
{
{
// Ok, skip by them and peek another char
fReaderMgr.skipPastSpaces();
nextCh = fReaderMgr.peekNextChar();
}
else
{
// Emit the error but keep on going
emitError(XMLErrs::ExpectedWhitespace);
}
}
}
// Ok, here we first check for any of the special case characters.
// If its not one, then we do the normal case processing, which
// assumes that we've hit an attribute value, Otherwise, we do all
// the special case checks.
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{
// Assume its going to be an attribute, so get a name from
// the input.
if (!fReaderMgr.getName(fAttNameBuf))
{
emitError(XMLErrs::ExpectedAttrName);
fReaderMgr.skipPastChar(chCloseAngle);
return false;
}
// And next must be an equal sign
if (!scanEq())
{
static const XMLCh tmpList[] =
{
chSingleQuote, chDoubleQuote, chCloseAngle
, chOpenAngle, chForwardSlash, chNull
};
emitError(XMLErrs::ExpectedEqSign);
// Try to sync back up by skipping forward until we either
// hit something meaningful.
const XMLCh chFound = fReaderMgr.skipUntilInOrWS(tmpList);
if ((chFound == chCloseAngle) || (chFound == chForwardSlash))
{
// Jump back to top for normal processing of these
continue;
}
else if ((chFound == chSingleQuote)
|| (chFound == chDoubleQuote)
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{
// Just fall through assuming that the value is to follow
}
else if (chFound == chOpenAngle)
{
// Assume a malformed tag and that new one is starting
emitError(XMLErrs::UnterminatedStartTag, elemDecl->getFullName());
return false;
}
else
{
// Something went really wrong
return false;
}
}
// See if this attribute is declared for this element. If we are
// not validating of course it will not be at first, but we will
// fault it into the pool (to avoid lots of redundant errors.)
wasAdded = false;
XMLAttDef* attDef = elemDecl->findAttr
(
fAttNameBuf.getRawBuffer()
, 0
, 0
, 0
, XMLElementDecl::AddIfNotFound
, wasAdded
);
if (wasAdded)
{
// If there is a validation handler, then we are validating
// so emit an error.
if (fValidate)
{
// This is to tell the Validator that this attribute was
// faulted-in, was not an attribute in the attdef originally
attDef->setCreateReason(XMLAttDef::JustFaultIn);
fValidator->emitError
(
XMLValid::AttNotDefinedForElement
, fAttNameBuf.getRawBuffer()
, elemDecl->getFullName()
);
}
}
else
{
// If this attribute was faulted-in and first occurence,
// then emit an error
if (fValidate && attDef->getCreateReason() == XMLAttDef::JustFaultIn
&& !attDef->getProvided())
{
fValidator->emitError
(
XMLValid::AttNotDefinedForElement
, fAttNameBuf.getRawBuffer()
, elemDecl->getFullName()
);
}
}
// If its already provided, then there are more than one of
// this attribute in this start tag, so emit an error.
if (attDef->getProvided())
{
emitError
(
XMLErrs::AttrAlreadyUsedInSTag
, attDef->getFullName()
, elemDecl->getFullName()
);
}
else
{
// Mark this one as already seen
attDef->setProvided(true);
}
// Skip any whitespace before the value and then scan the att
// value. This will come back normalized with entity refs and
// char refs expanded.
fReaderMgr.skipPastSpaces();
if (!scanAttValue(attDef, fAttValueBuf))
{
static const XMLCh tmpList[] =
{
chCloseAngle, chOpenAngle, chForwardSlash, chNull
};
emitError(XMLErrs::ExpectedAttrValue);
// It failed, so lets try to get synced back up. We skip
// forward until we find some whitespace or one of the
// chars in our list.
const XMLCh chFound = fReaderMgr.skipUntilInOrWS(tmpList);
if ((chFound == chCloseAngle)
|| (chFound == chForwardSlash)
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{
// Just fall through and process this attribute, though
// the value will be "".
}
else if (chFound == chOpenAngle)
{
// Assume a malformed tag and that new one is starting
emitError(XMLErrs::UnterminatedStartTag, elemDecl->getFullName());
return false;
}
else
{
// Something went really wrong
return false;
}
}
// Now that its all stretched out, lets look at its type and
// determine if it has a valid value. It will output any needed
// errors, but we just keep going. We only need to do this if
// we are validating.
if (!wasAdded && attDef->getCreateReason() != XMLAttDef::JustFaultIn)
{
// Let the validator pass judgement on the attribute value
if (fValidate)
{
fValidator->validateAttrValue
(
attDef
, fAttValueBuf.getRawBuffer()
, false
, elemDecl
);
}
}
// Add this attribute to the attribute list that we use to
// pass them to the handler. We reuse its existing elements
// but expand it as required.
XMLAttr* curAtt;
if (attCount >= curAttListSize)
{
curAtt = new (fMemoryManager) XMLAttr
(
-1
, fAttNameBuf.getRawBuffer()
, XMLUni::fgZeroLenString
, fAttValueBuf.getRawBuffer()
, attDef->getType()
, true
, fMemoryManager
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);
fAttrList->addElement(curAtt);
}
else
{
curAtt = fAttrList->elementAt(attCount);
curAtt->set
(
-1
, fAttNameBuf.getRawBuffer()
, XMLUni::fgZeroLenString
, fAttValueBuf.getRawBuffer()
, attDef->getType()
);
curAtt->setSpecified(true);
}
attCount++;
// And jump back to the top of the loop
continue;
}
// It was some special case character so do all of the checks and
// deal with it.
if (!nextCh)
ThrowXML(UnexpectedEOFException, XMLExcepts::Gen_UnexpectedEOF);
if (nextCh == chForwardSlash)
{
fReaderMgr.getNextChar();
isEmpty = true;
if (!fReaderMgr.skippedChar(chCloseAngle))
emitError(XMLErrs::UnterminatedStartTag, elemDecl->getFullName());
break;
}
else if (nextCh == chCloseAngle)
{
fReaderMgr.getNextChar();
break;
}
else if (nextCh == chOpenAngle)
{
// Check for this one specially, since its going to be common
// and it is kind of auto-recovering since we've already hit the
// next open bracket, which is what we would have seeked to (and
// skipped this whole tag.)
emitError(XMLErrs::UnterminatedStartTag, elemDecl->getFullName());
break;
}
else if ((nextCh == chSingleQuote) || (nextCh == chDoubleQuote))
{
// Check for this one specially, which is probably a missing
// attribute name, e.g. ="value". Just issue expected name
// error and eat the quoted string, then jump back to the
// top again.
emitError(XMLErrs::ExpectedAttrName);
fReaderMgr.getNextChar();
fReaderMgr.skipQuotedString(nextCh);
fReaderMgr.skipPastSpaces();
continue;
}
}
// Ok, so lets get an enumerator for the attributes of this element
// and run through them for well formedness and validity checks. But
// make sure that we had any attributes before we do it, since the list
// would have have gotten faulted in anyway.
if (elemDecl->hasAttDefs())
{
XMLAttDefList& attDefList = elemDecl->getAttDefList();
while (attDefList.hasMoreElements())
{
// Get the current att def, for convenience and its def type
const XMLAttDef& curDef = attDefList.nextElement();
const XMLAttDef::DefAttTypes defType = curDef.getDefaultType();
if (!curDef.getProvided())
{
if (fValidate)
{
// If we are validating and its required, then an error
if (defType == XMLAttDef::Required)
{
fValidator->emitError
(
XMLValid::RequiredAttrNotProvided
, curDef.getFullName()
);
}
else if ((defType == XMLAttDef::Default) ||
(defType == XMLAttDef::Fixed) )
{
if (fStandalone && curDef.isExternal())
{
// XML 1.0 Section 2.9
// Document is standalone, so attributes must not be defaulted.
fValidator->emitError(XMLValid::NoDefAttForStandalone, curDef.getFullName(), elemDecl->getFullName());
Gareth Reakes
committed
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}
}
}
// Fault in the value if needed, and bump the att count
if ((defType == XMLAttDef::Default)
|| (defType == XMLAttDef::Fixed))
{
// Let the validator pass judgement on the attribute value
if (fValidate)
{
fValidator->validateAttrValue
(
&curDef
, curDef.getValue()
, false
, elemDecl
);
}
XMLAttr* curAtt;
if (attCount >= curAttListSize)
{
curAtt = new (fMemoryManager) XMLAttr
(
-1
, curDef.getFullName()
, XMLUni::fgZeroLenString
, curDef.getValue()
, curDef.getType()
, false
, fMemoryManager
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);
fAttrList->addElement(curAtt);
curAttListSize++;
}
else
{
curAtt = fAttrList->elementAt(attCount);
curAtt->set
(
-1
, curDef.getFullName()
, XMLUni::fgZeroLenString
, curDef.getValue()
, curDef.getType()
);
curAtt->setSpecified(false);
}
attCount++;
}
}
}
}
// If empty, validate content right now if we are validating and then
// pop the element stack top. Else, we have to update the current stack
// top's namespace mapping elements.
if (isEmpty)
{
// If validating, then insure that its legal to have no content
if (fValidate)
{
const int res = fValidator->checkContent(elemDecl, 0, 0);
if (res >= 0)
{
fValidator->emitError
(
XMLValid::ElementNotValidForContent
, elemDecl->getFullName()
, elemDecl->getFormattedContentModel()
);
}
}
// Pop the element stack back off since it'll never be used now
fElemStack.popTop();
// If the elem stack is empty, then it was an empty root
if (isRoot)
gotData = false;
else {
// Restore the validation flag
fValidate = fElemStack.getValidationFlag();
}
}
// If we have a document handler, then tell it about this start tag. We
// don't have any URI id to send along, so send fEmptyNamespaceId. We also do not send
// any prefix since its just one big name if we are not doing namespaces.
if (fDocHandler)
{
fDocHandler->startElement
(
*elemDecl
, fEmptyNamespaceId
, 0
, *fAttrList
, attCount
, isEmpty
, isRoot
);
}
return true;
}
// This method is called to scan a start tag when we are processing
// namespaces. There are two different versions of this method, one for
// namespace aware processing an done for non-namespace aware processing.
//
// This method is called after we've scanned the < of a start tag. So we
// have to get the element name, then scan the attributes, after which
// we are either going to see >, />, or attributes followed by one of those
// sequences.
bool IGXMLScanner::scanStartTagNS(bool& gotData)
{
// Assume we will still have data until proven otherwise. It will only
// ever be false if this is the root and its empty.
gotData = true;
// Reset element content buffer
fContent.reset();
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// The current position is after the open bracket, so we need to read in
// in the element name.
if (!fReaderMgr.getName(fQNameBuf))
{
emitError(XMLErrs::ExpectedElementName);
fReaderMgr.skipToChar(chOpenAngle);
return false;
}
// See if its the root element
const bool isRoot = fElemStack.isEmpty();
// Skip any whitespace after the name
fReaderMgr.skipPastSpaces();
// First we have to do the rawest attribute scan. We don't do any
// normalization of them at all, since we don't know yet what type they
// might be (since we need the element decl in order to do that.)
bool isEmpty;
unsigned int attCount = rawAttrScan
(
fQNameBuf.getRawBuffer()
, *fRawAttrList
, isEmpty
);
const bool gotAttrs = (attCount != 0);
// save the contentleafname and currentscope before addlevel, for later use
ContentLeafNameTypeVector* cv = 0;