tools: refactor nfd-status
refs #3658
Change-Id: Ia347074bea802eba5f539208e276e849a60db8a4
diff --git a/tools/nfd-status/format-helpers.cpp b/tools/nfd-status/format-helpers.cpp
new file mode 100644
index 0000000..c7e595b
--- /dev/null
+++ b/tools/nfd-status/format-helpers.cpp
@@ -0,0 +1,128 @@
+/* -*- Mode:C++; c-file-style:"gnu"; indent-tabs-mode:nil; -*- */
+/**
+ * Copyright (c) 2014-2016, Regents of the University of California,
+ * Arizona Board of Regents,
+ * Colorado State University,
+ * University Pierre & Marie Curie, Sorbonne University,
+ * Washington University in St. Louis,
+ * Beijing Institute of Technology,
+ * The University of Memphis.
+ *
+ * This file is part of NFD (Named Data Networking Forwarding Daemon).
+ * See AUTHORS.md for complete list of NFD authors and contributors.
+ *
+ * NFD is free software: you can redistribute it and/or modify it under the terms
+ * of the GNU General Public License as published by the Free Software Foundation,
+ * either version 3 of the License, or (at your option) any later version.
+ *
+ * NFD is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY;
+ * without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
+ * PURPOSE. See the GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License along with
+ * NFD, e.g., in COPYING.md file. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#include "format-helpers.hpp"
+
+namespace nfd {
+namespace tools {
+namespace nfd_status {
+
+namespace xml {
+
+void
+printHeader(std::ostream& os)
+{
+ os << "<?xml version=\"1.0\"?>"
+ << "<nfdStatus xmlns=\"ndn:/localhost/nfd/status/1\">";
+}
+
+void
+printFooter(std::ostream& os)
+{
+ os << "</nfdStatus>";
+}
+
+std::ostream&
+operator<<(std::ostream& os, const Text& text)
+{
+ for (char ch : text.s) {
+ switch (ch) {
+ case '"':
+ os << """;
+ break;
+ case '&':
+ os << "&";
+ break;
+ case '\'':
+ os << "'";
+ break;
+ case '<':
+ os << "<";
+ break;
+ case '>':
+ os << ">";
+ break;
+ default:
+ os << ch;
+ break;
+ }
+ }
+ return os;
+}
+
+std::string
+formatSeconds(time::seconds d)
+{
+ return "PT" + to_string(d.count()) + "S";
+}
+
+std::string
+formatTimestamp(time::system_clock::TimePoint t)
+{
+ return time::toString(t, "%Y-%m-%dT%H:%M:%S%F");
+}
+
+} // namespace xml
+
+namespace text {
+
+Separator::Separator(const std::string& first, const std::string& subsequent)
+ : m_first(first)
+ , m_subsequent(subsequent)
+ , m_count(0)
+{
+}
+
+Separator::Separator(const std::string& subsequent)
+ : Separator("", subsequent)
+{
+}
+
+std::ostream&
+operator<<(std::ostream& os, Separator& sep)
+{
+ if (++sep.m_count == 1) {
+ return os << sep.m_first;
+ }
+ return os << sep.m_subsequent;
+}
+
+std::string
+formatSeconds(time::seconds d, bool isLong)
+{
+ return to_string(d.count()) + (isLong ? " seconds" : "s");
+}
+
+std::string
+formatTimestamp(time::system_clock::TimePoint t)
+{
+ return time::toIsoString(t);
+}
+
+} // namespace text
+
+} // namespace nfd_status
+} // namespace tools
+} // namespace nfd