from datetime import datetime

from trac.util.datefmt import format_date, parse_date, timezone
from trac.wiki.macros import WikiMacroBase
from trac.web.api import Request
from trac.util.text import to_unicode

class DateMacro(WikiMacroBase):
	"""Displays the date/time in the format selected by the user
	The date or date/time must be in ISO8601 format

    """

	revision = "$Rev$"
	url = "$URL$"

	def expand_macro(self, formatter, name, args):
		t = parse_date(args)
		fmt = formatter.req.session.get('format') or 'iso8601'
		fmt = to_unicode(fmt).encode('ascii', 'replace')
		tz = timezone(formatter.req.session['tz'])
		return format_date(t, fmt, tz)