From 07b77b0d18d9c7c90e89804791d5d78dc13017e6 Mon Sep 17 00:00:00 2001
From: Olivier Tilloy <olivier@tilloy.net>
Date: Wed, 25 Feb 2009 09:59:32 +0100
Subject: IPTC Time to string conversion.

---
 src/pyexiv2.py   | 11 +++++++++++
 unittest/iptc.py | 26 ++++++++++++++++++++++++++
 2 files changed, 37 insertions(+)

diff --git a/src/pyexiv2.py b/src/pyexiv2.py
index d3814e1..90ef36e 100644
--- a/src/pyexiv2.py
+++ b/src/pyexiv2.py
@@ -561,6 +561,17 @@ class IptcTag(MetadataTag):
             else:
                 raise IptcValueError(value, xtype)
 
+        elif xtype == 'Time':
+            if type(value) in (datetime.time, datetime.datetime):
+                r = value.strftime('%H%M%S')
+                if value.tzinfo is not None:
+                    r += value.strftime('%z')
+                else:
+                    r += '+0000'
+                return r
+            else:
+                raise IptcValueError(value, xtype)
+
         # TODO: other types
 
         raise IptcValueError(value, xtype)
diff --git a/unittest/iptc.py b/unittest/iptc.py
index dd633d7..70eb977 100644
--- a/unittest/iptc.py
+++ b/unittest/iptc.py
@@ -118,6 +118,32 @@ class TestIptcTag(unittest.TestCase):
         self.failUnlessRaises(IptcValueError, IptcTag._convert_to_python, '21:12:98+00:00', xtype)
         self.failUnlessRaises(IptcValueError, IptcTag._convert_to_python, '081242+0000', xtype)
 
+    def test_convert_to_string_time(self):
+        xtype = 'Time'
+        # Valid values
+        self.assertEqual(IptcTag._convert_to_string(datetime.time(10, 52, 4), xtype),
+                         '105204+0000')
+        self.assertEqual(IptcTag._convert_to_string(datetime.time(10, 52, 4, 574), xtype),
+                         '105204+0000')
+        self.assertEqual(IptcTag._convert_to_string(datetime.time(10, 52, 4, tzinfo=FixedOffset()), xtype),
+                         '105204+0000')
+        self.assertEqual(IptcTag._convert_to_string(datetime.time(10, 52, 4, tzinfo=FixedOffset('+', 5, 30)), xtype),
+                         '105204+0530')
+        self.assertEqual(IptcTag._convert_to_string(datetime.time(10, 52, 4, tzinfo=FixedOffset('-', 4, 0)), xtype),
+                         '105204-0400')
+        self.assertEqual(IptcTag._convert_to_string(datetime.datetime(2007, 2, 7, 10, 52, 4), xtype),
+                         '105204+0000')
+        self.assertEqual(IptcTag._convert_to_string(datetime.datetime(2007, 2, 7, 10, 52, 4, 478), xtype),
+                         '105204+0000')
+        self.assertEqual(IptcTag._convert_to_string(datetime.datetime(2007, 2, 7, 10, 52, 4, tzinfo=FixedOffset()), xtype),
+                         '105204+0000')
+        self.assertEqual(IptcTag._convert_to_string(datetime.datetime(2007, 2, 7, 10, 52, 4, tzinfo=FixedOffset('+', 5, 30)), xtype),
+                         '105204+0530')
+        self.assertEqual(IptcTag._convert_to_string(datetime.datetime(2007, 2, 7, 10, 52, 4, tzinfo=FixedOffset('-', 4, 0)), xtype),
+                         '105204-0400')
+        # Invalid values
+        self.failUnlessRaises(IptcValueError, IptcTag._convert_to_python, 'invalid', xtype)
+
     def test_convert_to_python_undefined(self):
         xtype = 'Undefined'
         # Valid values
-- 
cgit