"Shadow" the base item in forms - creation and modification (closes #445)

1 files changed, 21 insertions, 2 deletions

diff --git a/ishtar/furnitures/models.py b/ishtar/furnitures/models.py
index db8773ad4..02c3661a5 100644
--- a/ishtar/furnitures/models.py
+++ b/ishtar/furnitures/models.py
@@ -28,6 +28,7 @@ from django.utils.translation import ugettext_lazy as _, ugettext
 from django.db.utils import DatabaseError
 from django.utils.safestring import SafeUnicode
 from django.db.models import Q, Max
+from django.db.models.signals import m2m_changed
 
 from django.contrib.auth.models import User
 from django.contrib.gis.db import models
@@ -298,7 +299,7 @@ class Address(BaseHistorizedItem):
     address_complement = models.TextField(_(u"Address complement"), null=True,
                                           blank=True)
     postal_code = models.CharField(_(u"Postal code"), max_length=10, null=True,
-                                  blank=True)
+                                   blank=True)
     town = models.CharField(_(u"Town"), max_length=30, null=True, blank=True)
     country = models.CharField(_(u"Country"), max_length=30, null=True,
                                blank=True)
@@ -868,7 +869,6 @@ class BaseItem(BaseHistorizedItem, OwnPerms):
                            self.index,
                            self.context_record.label,
                            self.label)])
-
 class Item(BaseHistorizedItem, OwnPerms):
     TABLE_COLS = ['base_items.context_record.parcel.town',
                   'base_items.context_record.parcel.operation.year',
@@ -926,6 +926,25 @@ class Item(BaseHistorizedItem, OwnPerms):
             base_item.save()
         super(Item, self).save(*args, **kwargs)
 
+"""
+def initialize_item(sender, **kwargs):
+    # initialize base items with the item
+    if kwargs['action'] != 'post_add':
+        return
+    item = kwargs['instance']
+    # item already initialized
+    if item.label:
+        return
+    base_items = item.base_items.all()
+    if len(base_items) != 1:
+        return
+    base_item = base_items[0]
+    item.label = base_item.label
+    item.description = base_item.description
+    item.save()
+m2m_changed.connect(initialize_item,
+                    sender=Item.base_items.through)
+"""
 
 class ParcelOwner(LightHistorizedItem):
     owner = models.ForeignKey(Person, verbose_name=_(u"Owner"))