1 files changed, 92 insertions, 0 deletions
diff --git a/libical/src/python/Duration.py b/libical/src/python/Duration.py
new file mode 100644
index 0000000000..e6c642a8f7
--- /dev/null
+++ b/libical/src/python/Duration.py
@@ -0,0 +1,92 @@
+#!/usr/bin/env python 
+# -*- Mode: python -*-
+#======================================================================
+# FILE: Duration.py
+# CREATOR: eric 
+#
+# DESCRIPTION:
+#   
+#
+#  $Id$
+#  $Locker$
+#
+# (C) COPYRIGHT 2001, Eric Busboom <eric@softwarestudio.org>
+# (C) COPYRIGHT 2001, Patrick Lewis <plewis@inetarena.com>  
+#
+# This program is free software; you can redistribute it and/or modify
+# it under the terms of either: 
+#
+#    The LGPL as published by the Free Software Foundation, version
+#    2.1, available at: http://www.fsf.org/copyleft/lesser.html
+#
+#  Or:
+#
+#    The Mozilla Public License Version 1.0. You may obtain a copy of
+#    the License at http://www.mozilla.org/MPL/
+#===============================================================
+
+from LibicalWrap import *
+from Property import Property
+from types import DictType, StringType, IntType
+
+class Duration(Property):
+    """ 
+    Represent a length of time, like 3 minutes, or 6 days, 20 seconds.
+    
+
+    """
+
+    def __init__(self, arg, name="DURATION"):
+        """
+        Create a new duration from an RFC2445 string or number of seconds.
+        Construct the duration from an iCalendar string or a number of seconds.
+
+        Duration("P3DT2H34M45S")   Construct from an iCalendar string
+        Duration(3660)             Construct from seconds 
+        """ 
+
+        self.dur = None
+
+        e=icalerror_supress("MALFORMEDDATA")
+
+        if isinstance(arg, DictType):
+            
+            self.dur = icaldurationtype_from_string(arg['value'])
+            Property.__init__(self,ref=arg['ref'])
+        else:
+            if isinstance(arg, StringType):
+                self.dur = icaldurationtype_from_string(arg)
+            elif isinstance(arg, IntType): 
+                self.dur = icaldurationtype_from_int(arg)
+            elif isinstance(arg,Duration):
+                self.dur = arg.dur
+            else:
+                self.dur = icaldurationtype_null_duration()
+
+            Property.__init__(self,type=name)
+
+        icalerror_restore("MALFORMEDDATA",e)
+
+        if self.dur == None or icaldurationtype_is_null_duration(self.dur):
+            raise Property.ConstructorFailedError("Failed to construct Duration from " +str(arg))
+
+        try:
+            self._update_value()
+        except Property.UpdateFailedError:
+            raise Property.ConstructorFailedError("Failed to construct Duration from  " + str(arg))
+
+    def _update_value(self):
+        
+        self.value(icaldurationtype_as_ical_string(self.dur),"DURATION")
+
+    def valid(self):
+        "Return true if this is a valid duration"
+
+        return not icaldurationtype_is_null_duration(self.dur)
+
+    def seconds(self,v=None):
+        """Return or set duration in seconds"""
+        if(v != None):
+            self.dur = icaldurationtype_from_int(v);
+            self.dict['value'] = icaltimedurationtype_as_ical_string(self.dur)
+        return icaldurationtype_as_int(self.dur)