Splitting fpdfdoc/doc_* part I

The first of several CLs to split the core/fpdfdoc/doc_* files up to individual
class files.

Review-Url: https://codereview.chromium.org/2192823002

1 files changed, 32 insertions, 0 deletions

diff --git a/core/fpdfdoc/cpdf_metadata.cpp b/core/fpdfdoc/cpdf_metadata.cpp
new file mode 100644
index 0000000000..b53da07652
--- /dev/null
+++ b/core/fpdfdoc/cpdf_metadata.cpp
@@ -0,0 +1,32 @@
+// Copyright 2016 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+
+#include "core/fpdfdoc/include/cpdf_metadata.h"
+
+#include "core/fpdfapi/fpdf_parser/include/cpdf_document.h"
+#include "core/fpdfapi/fpdf_parser/include/cpdf_stream.h"
+#include "core/fpdfapi/fpdf_parser/include/cpdf_stream_acc.h"
+#include "core/fxcrt/include/fx_xml.h"
+
+CPDF_Metadata::CPDF_Metadata(CPDF_Document* pDoc) {
+  CPDF_Dictionary* pRoot = pDoc->GetRoot();
+  if (!pRoot)
+    return;
+
+  CPDF_Stream* pStream = pRoot->GetStreamBy("Metadata");
+  if (!pStream)
+    return;
+
+  CPDF_StreamAcc acc;
+  acc.LoadAllData(pStream, FALSE);
+  m_pXmlElement.reset(CXML_Element::Parse(acc.GetData(), acc.GetSize()));
+}
+
+CPDF_Metadata::~CPDF_Metadata() {}
+
+const CXML_Element* CPDF_Metadata::GetRoot() const {
+  return m_pXmlElement.get();
+}