import FIREFOX_52_6_0esr_RELEASE from mozilla-esr52 hg repo

dom/xml/ProcessingInstruction.cpp

@@ -0,0 +1,133 @@
+/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
+/* vim: set ts=8 sts=2 et sw=2 tw=80: */
+/* 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 "nsGkAtoms.h"
+#include "nsUnicharUtils.h"
+#include "mozilla/dom/ProcessingInstruction.h"
+#include "mozilla/dom/ProcessingInstructionBinding.h"
+#include "mozilla/dom/XMLStylesheetProcessingInstruction.h"
+#include "mozilla/IntegerPrintfMacros.h"
+#include "nsContentUtils.h"
+
+already_AddRefed<mozilla::dom::ProcessingInstruction>
+NS_NewXMLProcessingInstruction(nsNodeInfoManager *aNodeInfoManager,
+                               const nsAString& aTarget,
+                               const nsAString& aData)
+{
+  using mozilla::dom::ProcessingInstruction;
+  using mozilla::dom::XMLStylesheetProcessingInstruction;
+
+  NS_PRECONDITION(aNodeInfoManager, "Missing nodeinfo manager");
+
+  nsCOMPtr<nsIAtom> target = NS_Atomize(aTarget);
+  MOZ_ASSERT(target);
+
+  if (target == nsGkAtoms::xml_stylesheet) {
+    RefPtr<XMLStylesheetProcessingInstruction> pi =
+      new XMLStylesheetProcessingInstruction(aNodeInfoManager, aData);
+    return pi.forget();
+  }
+
+  RefPtr<mozilla::dom::NodeInfo> ni;
+  ni = aNodeInfoManager->GetNodeInfo(nsGkAtoms::processingInstructionTagName,
+                                     nullptr, kNameSpaceID_None,
+                                     nsIDOMNode::PROCESSING_INSTRUCTION_NODE,
+                                     target);
+
+  RefPtr<ProcessingInstruction> instance =
+    new ProcessingInstruction(ni.forget(), aData);
+
+  return instance.forget();
+}
+
+namespace mozilla {
+namespace dom {
+
+ProcessingInstruction::ProcessingInstruction(already_AddRefed<mozilla::dom::NodeInfo>&& aNodeInfo,
+                                             const nsAString& aData)
+  : nsGenericDOMDataNode(Move(aNodeInfo))
+{
+  MOZ_ASSERT(mNodeInfo->NodeType() == nsIDOMNode::PROCESSING_INSTRUCTION_NODE,
+             "Bad NodeType in aNodeInfo");
+
+  SetTextInternal(0, mText.GetLength(),
+                  aData.BeginReading(), aData.Length(),
+                  false);  // Don't notify (bug 420429).
+}
+
+ProcessingInstruction::~ProcessingInstruction()
+{
+}
+
+NS_IMPL_ISUPPORTS_INHERITED(ProcessingInstruction, nsGenericDOMDataNode,
+                            nsIDOMNode, nsIDOMCharacterData,
+                            nsIDOMProcessingInstruction)
+
+JSObject*
+ProcessingInstruction::WrapNode(JSContext *aCx, JS::Handle<JSObject*> aGivenProto)
+{
+  return ProcessingInstructionBinding::Wrap(aCx, this, aGivenProto);
+}
+
+NS_IMETHODIMP
+ProcessingInstruction::GetTarget(nsAString& aTarget)
+{
+  aTarget = NodeName();
+
+  return NS_OK;
+}
+
+bool
+ProcessingInstruction::GetAttrValue(nsIAtom *aName, nsAString& aValue)
+{
+  nsAutoString data;
+
+  GetData(data);
+  return nsContentUtils::GetPseudoAttributeValue(data, aName, aValue);
+}
+
+bool
+ProcessingInstruction::IsNodeOfType(uint32_t aFlags) const
+{
+  return !(aFlags & ~(eCONTENT | ePROCESSING_INSTRUCTION | eDATA_NODE));
+}
+
+nsGenericDOMDataNode*
+ProcessingInstruction::CloneDataNode(mozilla::dom::NodeInfo *aNodeInfo,
+                                     bool aCloneText) const
+{
+  nsAutoString data;
+  nsGenericDOMDataNode::GetData(data);
+  RefPtr<mozilla::dom::NodeInfo> ni = aNodeInfo;
+  return new ProcessingInstruction(ni.forget(), data);
+}
+
+#ifdef DEBUG
+void
+ProcessingInstruction::List(FILE* out, int32_t aIndent) const
+{
+  int32_t index;
+  for (index = aIndent; --index >= 0; ) fputs("  ", out);
+
+  fprintf(out, "Processing instruction refcount=%" PRIuPTR "<", mRefCnt.get());
+
+  nsAutoString tmp;
+  ToCString(tmp, 0, mText.GetLength());
+  tmp.Insert(nsDependentAtomString(NodeInfo()->GetExtraName()).get(), 0);
+  fputs(NS_LossyConvertUTF16toASCII(tmp).get(), out);
+
+  fputs(">\n", out);
+}
+
+void
+ProcessingInstruction::DumpContent(FILE* out, int32_t aIndent,
+                                   bool aDumpAll) const
+{
+}
+#endif
+
+} // namespace dom
+} // namespace mozilla