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/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
#include "txNamespaceMap.h"
#include "nsGkAtoms.h"
#include "txXPathNode.h"
txNamespaceMap::txNamespaceMap() = default;
txNamespaceMap::txNamespaceMap(const txNamespaceMap& aOther)
: mPrefixes(aOther.mPrefixes.Clone()),
mNamespaces(aOther.mNamespaces.Clone()) {}
nsresult txNamespaceMap::mapNamespace(nsAtom* aPrefix,
const nsAString& aNamespaceURI) {
nsAtom* prefix = aPrefix == nsGkAtoms::_empty ? nullptr : aPrefix;
int32_t nsId;
if (prefix && aNamespaceURI.IsEmpty()) {
// Remove the mapping
int32_t index = mPrefixes.IndexOf(prefix);
if (index >= 0) {
mPrefixes.RemoveElementAt(index);
mNamespaces.RemoveElementAt(index);
}
return NS_OK;
}
if (aNamespaceURI.IsEmpty()) {
// Set default to empty namespace
nsId = kNameSpaceID_None;
} else {
nsId = txNamespaceManager::getNamespaceID(aNamespaceURI);
NS_ENSURE_FALSE(nsId == kNameSpaceID_Unknown, NS_ERROR_FAILURE);
}
// Check if the mapping already exists
int32_t index = mPrefixes.IndexOf(prefix);
if (index >= 0) {
mNamespaces.ElementAt(index) = nsId;
return NS_OK;
}
// New mapping
mPrefixes.AppendElement(prefix);
mNamespaces.AppendElement(nsId);
return NS_OK;
}
int32_t txNamespaceMap::lookupNamespace(nsAtom* aPrefix) {
if (aPrefix == nsGkAtoms::xml) {
return kNameSpaceID_XML;
}
nsAtom* prefix = aPrefix == nsGkAtoms::_empty ? 0 : aPrefix;
int32_t index = mPrefixes.IndexOf(prefix);
if (index >= 0) {
return mNamespaces.SafeElementAt(index, kNameSpaceID_Unknown);
}
if (!prefix) {
return kNameSpaceID_None;
}
return kNameSpaceID_Unknown;
}
int32_t txNamespaceMap::lookupNamespaceWithDefault(const nsAString& aPrefix) {
RefPtr<nsAtom> prefix = NS_Atomize(aPrefix);
if (prefix != nsGkAtoms::_poundDefault) {
return lookupNamespace(prefix);
}
return lookupNamespace(nullptr);
}
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