The Tor Browser / file comparison
comparison: dom/xslt/base/txNamespaceMap.cpp
dom/xslt/base/txNamespaceMap.cpp
- branch
- TOR_BUG_3246
- changeset 7
- 129ffea94266
equal
deleted
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replaced
| -1:000000000000 | 0:00600980a1c3 |
|---|---|
| 1 /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */ | |
| 2 /* This Source Code Form is subject to the terms of the Mozilla Public | |
| 3 * License, v. 2.0. If a copy of the MPL was not distributed with this | |
| 4 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */ | |
| 5 | |
| 6 #include "txNamespaceMap.h" | |
| 7 #include "nsGkAtoms.h" | |
| 8 #include "txXPathNode.h" | |
| 9 | |
| 10 txNamespaceMap::txNamespaceMap() | |
| 11 { | |
| 12 } | |
| 13 | |
| 14 txNamespaceMap::txNamespaceMap(const txNamespaceMap& aOther) | |
| 15 : mPrefixes(aOther.mPrefixes) | |
| 16 { | |
| 17 mNamespaces = aOther.mNamespaces; //bah! I want a copy-constructor! | |
| 18 } | |
| 19 | |
| 20 nsresult | |
| 21 txNamespaceMap::mapNamespace(nsIAtom* aPrefix, const nsAString& aNamespaceURI) | |
| 22 { | |
| 23 nsIAtom* prefix = aPrefix == nsGkAtoms::_empty ? nullptr : aPrefix; | |
| 24 | |
| 25 int32_t nsId; | |
| 26 if (prefix && aNamespaceURI.IsEmpty()) { | |
| 27 // Remove the mapping | |
| 28 int32_t index = mPrefixes.IndexOf(prefix); | |
| 29 if (index >= 0) { | |
| 30 mPrefixes.RemoveObjectAt(index); | |
| 31 mNamespaces.RemoveElementAt(index); | |
| 32 } | |
| 33 | |
| 34 return NS_OK; | |
| 35 } | |
| 36 | |
| 37 if (aNamespaceURI.IsEmpty()) { | |
| 38 // Set default to empty namespace | |
| 39 nsId = kNameSpaceID_None; | |
| 40 } | |
| 41 else { | |
| 42 nsId = txNamespaceManager::getNamespaceID(aNamespaceURI); | |
| 43 NS_ENSURE_FALSE(nsId == kNameSpaceID_Unknown, NS_ERROR_FAILURE); | |
| 44 } | |
| 45 | |
| 46 // Check if the mapping already exists | |
| 47 int32_t index = mPrefixes.IndexOf(prefix); | |
| 48 if (index >= 0) { | |
| 49 mNamespaces.ElementAt(index) = nsId; | |
| 50 | |
| 51 return NS_OK; | |
| 52 } | |
| 53 | |
| 54 // New mapping | |
| 55 if (!mPrefixes.AppendObject(prefix)) { | |
| 56 return NS_ERROR_OUT_OF_MEMORY; | |
| 57 } | |
| 58 | |
| 59 if (mNamespaces.AppendElement(nsId) == nullptr) { | |
| 60 mPrefixes.RemoveObjectAt(mPrefixes.Count() - 1); | |
| 61 | |
| 62 return NS_ERROR_OUT_OF_MEMORY; | |
| 63 } | |
| 64 | |
| 65 return NS_OK; | |
| 66 } | |
| 67 | |
| 68 int32_t | |
| 69 txNamespaceMap::lookupNamespace(nsIAtom* aPrefix) | |
| 70 { | |
| 71 if (aPrefix == nsGkAtoms::xml) { | |
| 72 return kNameSpaceID_XML; | |
| 73 } | |
| 74 | |
| 75 nsIAtom* prefix = aPrefix == nsGkAtoms::_empty ? 0 : aPrefix; | |
| 76 | |
| 77 int32_t index = mPrefixes.IndexOf(prefix); | |
| 78 if (index >= 0) { | |
| 79 return mNamespaces.SafeElementAt(index, kNameSpaceID_Unknown); | |
| 80 } | |
| 81 | |
| 82 if (!prefix) { | |
| 83 return kNameSpaceID_None; | |
| 84 } | |
| 85 | |
| 86 return kNameSpaceID_Unknown; | |
| 87 } | |
| 88 | |
| 89 int32_t | |
| 90 txNamespaceMap::lookupNamespaceWithDefault(const nsAString& aPrefix) | |
| 91 { | |
| 92 nsCOMPtr<nsIAtom> prefix = do_GetAtom(aPrefix); | |
| 93 if (prefix != nsGkAtoms::_poundDefault) { | |
| 94 return lookupNamespace(prefix); | |
| 95 } | |
| 96 | |
| 97 return lookupNamespace(nullptr); | |
| 98 } |
