RetroZilla/extensions/transformiix/source/xpath/txNameTest.cpp
2015-10-20 23:03:22 -04:00

118 lines
3.9 KiB
C++

/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/* ***** BEGIN LICENSE BLOCK *****
* Version: MPL 1.1/GPL 2.0/LGPL 2.1
*
* The contents of this file are subject to the Mozilla Public License Version
* 1.1 (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
* http://www.mozilla.org/MPL/
*
* Software distributed under the License is distributed on an "AS IS" basis,
* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
* for the specific language governing rights and limitations under the
* License.
*
* The Original Code is TransforMiiX XSLT processor code.
*
* The Initial Developer of the Original Code is
* The MITRE Corporation.
* Portions created by the Initial Developer are Copyright (C) 1999
* the Initial Developer. All Rights Reserved.
*
* Contributor(s):
* Keith Visco <kvisco@ziplink.net> (Original Author)
*
* Alternatively, the contents of this file may be used under the terms of
* either the GNU General Public License Version 2 or later (the "GPL"), or
* the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
* in which case the provisions of the GPL or the LGPL are applicable instead
* of those above. If you wish to allow use of your version of this file only
* under the terms of either the GPL or the LGPL, and not to allow others to
* use your version of this file under the terms of the MPL, indicate your
* decision by deleting the provisions above and replace them with the notice
* and other provisions required by the GPL or the LGPL. If you do not delete
* the provisions above, a recipient may use your version of this file under
* the terms of any one of the MPL, the GPL or the LGPL.
*
* ***** END LICENSE BLOCK ***** */
#include "Expr.h"
#include "nsIAtom.h"
#include "txAtoms.h"
#include "txXPathTreeWalker.h"
#include "txIXPathContext.h"
txNameTest::txNameTest(nsIAtom* aPrefix, nsIAtom* aLocalName, PRInt32 aNSID,
PRUint16 aNodeType)
:mPrefix(aPrefix), mLocalName(aLocalName), mNamespace(aNSID),
mNodeType(aNodeType)
{
if (aPrefix == txXMLAtoms::_empty)
mPrefix = 0;
NS_ASSERTION(aLocalName, "txNameTest without a local name?");
NS_ASSERTION(aNodeType == txXPathNodeType::DOCUMENT_NODE ||
aNodeType == txXPathNodeType::ELEMENT_NODE ||
aNodeType == txXPathNodeType::ATTRIBUTE_NODE,
"Go fix txNameTest::matches");
}
txNameTest::~txNameTest()
{
}
PRBool txNameTest::matches(const txXPathNode& aNode, txIMatchContext* aContext)
{
if ((mNodeType == txXPathNodeType::ELEMENT_NODE &&
!txXPathNodeUtils::isElement(aNode)) ||
(mNodeType == txXPathNodeType::ATTRIBUTE_NODE &&
!txXPathNodeUtils::isAttribute(aNode)) ||
(mNodeType == txXPathNodeType::DOCUMENT_NODE &&
!txXPathNodeUtils::isRoot(aNode))) {
return PR_FALSE;
}
// Totally wild?
if (mLocalName == txXPathAtoms::_asterix && !mPrefix)
return MB_TRUE;
// Compare namespaces
if (txXPathNodeUtils::getNamespaceID(aNode) != mNamespace)
return MB_FALSE;
// Name wild?
if (mLocalName == txXPathAtoms::_asterix)
return MB_TRUE;
// Compare local-names
return txXPathNodeUtils::localNameEquals(aNode, mLocalName);
}
/*
* Returns the default priority of this txNodeTest
*/
double txNameTest::getDefaultPriority()
{
if (mLocalName == txXPathAtoms::_asterix) {
if (!mPrefix)
return -0.5;
return -0.25;
}
return 0;
}
#ifdef TX_TO_STRING
void
txNameTest::toString(nsAString& aDest)
{
if (mPrefix) {
nsAutoString prefix;
mPrefix->ToString(prefix);
aDest.Append(prefix);
aDest.Append(PRUnichar(':'));
}
nsAutoString localName;
mLocalName->ToString(localName);
aDest.Append(localName);
}
#endif