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Throw xforms-compute-exception on XPath parse errors. Bug 299280, r=aaronr+doronr, a=mkaply, NPOTB

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This commit is contained in:
allan%beaufour.dk 2005-07-20 08:21:43 +00:00
parent 63395688d4
commit b2925570cf
1 changed files with 41 additions and 35 deletions
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76
extensions/xforms/nsXFormsUtils.cpp
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@ -410,50 +410,56 @@ nsXFormsUtils::EvaluateXPath(const nsAString &aExpression,
eval->CreateExpression(aExpression,
aResolverNode,
getter_AddRefs(expression));
nsIDOMXPathResult *result = nsnull;
PRBool throwException = PR_FALSE;
if (!expression) {
const nsPromiseFlatString& flat = PromiseFlatString(aExpression);
const PRUnichar *strings[] = { flat.get() };
nsXFormsUtils::ReportError(NS_LITERAL_STRING("exprParseError"),
strings, 1, aContextNode, nsnull);
return nsnull;
}
throwException = PR_TRUE;
} else {
nsCOMPtr<nsISupports> supResult;
nsresult rv = expression->EvaluateWithContext(aContextNode,
aContextPosition,
aContextSize,
aResultType,
nsnull,
getter_AddRefs(supResult));
nsCOMPtr<nsISupports> supResult;
nsresult rv = expression->EvaluateWithContext(aContextNode,
aContextPosition,
aContextSize,
aResultType,
nsnull,
getter_AddRefs(supResult));
if (NS_SUCCEEDED(rv) && supResult) {
/// @todo beaufour: This is somewhat "hackish". Hopefully, this will
/// improve when we integrate properly with Transformiix (XXX)
/// @see http://bugzilla.mozilla.org/show_bug.cgi?id=265212
if (aSet) {
nsXFormsXPathParser parser;
nsXFormsXPathAnalyzer analyzer(eval, aResolverNode);
nsAutoPtr<nsXFormsXPathNode> xNode(parser.Parse(aExpression));
rv = analyzer.Analyze(aContextNode,
xNode,
expression,
&aExpression,
aSet,
aContextPosition,
aContextSize);
NS_ENSURE_SUCCESS(rv, nsnull);
nsIDOMXPathResult *result = nsnull;
if (NS_SUCCEEDED(rv) && supResult) {
/// @todo beaufour: This is somewhat "hackish". Hopefully, this will
/// improve when we integrate properly with Transformiix (XXX)
/// @see http://bugzilla.mozilla.org/show_bug.cgi?id=265212
if (aSet) {
nsXFormsXPathParser parser;
nsXFormsXPathAnalyzer analyzer(eval, aResolverNode);
nsAutoPtr<nsXFormsXPathNode> xNode(parser.Parse(aExpression));
rv = analyzer.Analyze(aContextNode,
xNode,
expression,
&aExpression,
aSet,
aContextPosition,
aContextSize);
NS_ENSURE_SUCCESS(rv, nsnull);
if (aIndexesUsed)
*aIndexesUsed = analyzer.IndexesUsed();
if (aIndexesUsed)
*aIndexesUsed = analyzer.IndexesUsed();
}
CallQueryInterface(supResult, &result); // addrefs
} else if (rv == NS_ERROR_XFORMS_CALCUATION_EXCEPTION) {
const nsPromiseFlatString& flat = PromiseFlatString(aExpression);
const PRUnichar *strings[] = { flat.get() };
nsXFormsUtils::ReportError(NS_LITERAL_STRING("exprEvaluateError"),
strings, 1, aContextNode, nsnull);
throwException = PR_TRUE;
}
CallQueryInterface(supResult, &result); // addrefs
}
else if (rv == NS_ERROR_XFORMS_CALCUATION_EXCEPTION) {
const nsPromiseFlatString& flat = PromiseFlatString(aExpression);
const PRUnichar *strings[] = { flat.get() };
nsXFormsUtils::ReportError(NS_LITERAL_STRING("exprEvaluateError"),
strings, 1, aContextNode, nsnull);
// Throw xforms-compute-exception
if (throwException) {
nsCOMPtr<nsIDOMElement> resolverElement = do_QueryInterface(aResolverNode);
nsCOMPtr<nsIModelElementPrivate> modelPriv = nsXFormsUtils::GetModel(resolverElement);
nsCOMPtr<nsIDOMNode> model = do_QueryInterface(modelPriv);