ISO8601

- Merged libexpr ISO8601 code.

src/ISO8601.h

@@ -0,0 +1,110 @@
+////////////////////////////////////////////////////////////////////////////////
+//
+// Copyright 2006 - 2014, Paul Beckingham, Federico Hernandez.
+//
+// Permission is hereby granted, free of charge, to any person obtaining a copy
+// of this software and associated documentation files (the "Software"), to deal
+// in the Software without restriction, including without limitation the rights
+// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+// copies of the Software, and to permit persons to whom the Software is
+// furnished to do so, subject to the following conditions:
+//
+// The above copyright notice and this permission notice shall be included
+// in all copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
+// OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
+// THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+// SOFTWARE.
+//
+// http://www.opensource.org/licenses/mit-license.php
+//
+////////////////////////////////////////////////////////////////////////////////
+#ifndef INCLUDED_ISO8601
+#define INCLUDED_ISO8601
+
+#include <Nibbler.h>
+#include <time.h>
+
+// Date
+class ISO8601d
+{
+public:
+  ISO8601d ();
+  ~ISO8601d ();
+  ISO8601d (const ISO8601d&);                 // Unimplemented
+  ISO8601d& operator= (const ISO8601d&);      // Unimplemented
+  operator time_t () const;
+  void ambiguity (bool);
+  bool parse (const std::string&, std::string::size_type&);
+  void clear ();
+  void set_default_time (int, int, int);
+
+private:
+  bool parse_date_time_ext (Nibbler&);
+  bool parse_date_time     (Nibbler&);
+  bool parse_date_ext      (Nibbler&);
+  bool parse_date          (Nibbler&, bool);
+  bool parse_off_ext       (Nibbler&);
+  bool parse_off           (Nibbler&);
+  bool parse_time_ext      (Nibbler&);
+  bool parse_time          (Nibbler&, bool);
+  bool parse_time_utc_ext  (Nibbler&);
+  bool parse_time_utc      (Nibbler&);
+  bool parse_time_off_ext  (Nibbler&);
+  bool parse_time_off      (Nibbler&);
+  int dayOfWeek (int, int, int);
+  bool validate ();
+  void resolve ();
+
+public:
+  bool _ambiguity;
+  int _year;
+  int _month;
+  int _week;
+  int _weekday;
+  int _julian;
+  int _day;
+  int _seconds;
+  int _offset;
+  bool _utc;
+  time_t _value;
+
+  int _default_seconds;
+};
+
+// Period
+class ISO8601p
+{
+public:
+  ISO8601p ();
+  ~ISO8601p ();
+  ISO8601p (const ISO8601p&);                 // Unimplemented
+  ISO8601p& operator= (const ISO8601p&);      // Unimplemented
+  operator time_t () const;
+  bool parse (const std::string&, std::string::size_type&);
+  void clear ();
+
+private:
+  bool parse_designated (Nibbler&);
+  bool validate ();
+  void resolve ();
+
+public:
+  int _year;
+  int _month;
+  int _day;
+  int _hours;
+  int _minutes;
+  int _seconds;
+  time_t _value;
+};
+
+// TODO Recurrence
+
+#endif
+
+////////////////////////////////////////////////////////////////////////////////