[MIG]l10n_fr_hr_holidays:backport from v17 to 16

l10n_fr_hr_holidays/models/resource_calendar.py

@@ -0,0 +1,26 @@
+# -*- coding:utf-8 -*-
+# Part of Odoo. See LICENSE file for full copyright and licensing details.
+
+from odoo import models
+from collections import defaultdict
+
+class ResourceCalendar(models.Model):
+    _inherit = 'resource.calendar'
+
+    def _works_on_date(self, date):
+        self.ensure_one()
+
+        working_days = self._get_working_hours()
+        dayofweek = str(date.weekday())
+        if self.two_weeks_calendar:
+            weektype = str(self.env['resource.calendar.attendance'].get_week_type(date))
+            return working_days[weektype][dayofweek]
+        return working_days[False][dayofweek]
+
+    def _get_working_hours(self):
+        self.ensure_one()
+
+        working_days = defaultdict(lambda: defaultdict(lambda: False))
+        for attendance in self.attendance_ids:
+            working_days[attendance.week_type][attendance.dayofweek] = True
+        return working_days