do not convert date values that are already a string

git-svn-id: svn://svn.cy55.de/Zope3/src/cybertools/trunk@4001 fd906abe-77d9-0310-91a1-e0d9ade77398
2010-09-19 15:25:02 +00:00 · 2010-09-19 15:25:02 +00:00 · b807819ea1
commit b807819ea1
parent ade3bf0a4d
1 changed files with 2 additions and 0 deletions
--- a/composer/schema/field.py
+++ b/composer/schema/field.py
@ -235,6 +235,8 @@ class DateFieldInstance(NumberFieldInstance):
    def marshall(self, value):
        if value is None:
            return ''
+        if isinstance(value, basestring):
+            return value
        return strftime('%Y-%m-%dT%H:%M', value.timetuple())

    def display(self, value):