Use (-100, 1) years range for birthday field.

CHANGES.rst

@@ -4,6 +4,9 @@ Changelog
 1.0 (unreleased)
 ----------------
 
+- Use (-100, 1) years range for birthday field.
+  [vincentfretin]
+
 - "Add new" popup link is renamed from "Add ..." to "Create ..."
   [thomasdesvenain]
 

src/collective/contact/core/content/person.py

@@ -3,6 +3,7 @@ from zope.interface import implements
 from zope.interface import Attribute
 from z3c.form.interfaces import NO_VALUE
 from z3c.form.browser.radio import RadioFieldWidget
+from z3c.form.widget import FieldWidget
 
 from five import grok
 
@@ -11,6 +12,7 @@ from plone.dexterity.content import Container
 from plone.dexterity.schema import DexteritySchemaPolicy
 from plone.namedfile.field import NamedImage
 from plone.supermodel import model
+from plone.formwidget.datetime.z3cform import DatetimeWidget
 
 from collective.contact.core import _
 from collective.contact.core.browser.contactable import Contactable
@@ -18,6 +20,13 @@ from collective.contact.widget.interfaces import IContactContent
 from collective.contact.core.content.held_position import IHeldPosition
 
 
+def DatetimeFieldWidget(field, request):
+    """IFieldWidget factory for DatetimeWidget."""
+    widget = FieldWidget(field, DatetimeWidget(request))
+    widget.years_range = (-100, 1)
+    return widget
+
+
 class IPerson(model.Schema, IContactContent):
     """Interface for Person content type"""
 
@@ -41,6 +50,7 @@ class IPerson(model.Schema, IContactContent):
         title=_("Person title"),
         required=False,
         )
+    form.widget(birthday=DatetimeFieldWidget)
     birthday = schema.Date(
         title=_("Birthday"),
         required=False,