Operation sheet: group parcels by sections - add parcels to File sheet (refs #1193)

3 files changed, 25 insertions, 6 deletions

diff --git a/archaeological_operations/models.py b/archaeological_operations/models.py
index 675666dbb..02ec1a912 100644
--- a/archaeological_operations/models.py
+++ b/archaeological_operations/models.py
@@ -1,6 +1,6 @@
 #!/usr/bin/env python
 # -*- coding: utf-8 -*-
-# Copyright (C) 2012 Étienne Loks  <etienne.loks_AT_peacefrogsDOTnet>
+# Copyright (C) 2012-2013 Étienne Loks  <etienne.loks_AT_peacefrogsDOTnet>
 
 # This program is free software: you can redistribute it and/or modify
 # it under the terms of the GNU Affero General Public License as
@@ -18,6 +18,7 @@
 # See the file COPYING for details.
 
 import datetime
+from itertools import groupby
 
 from django.conf import settings
 from django.contrib.gis.db import models
@@ -137,6 +138,9 @@ class Operation(BaseHistorizedItem, OwnPerms):
                                unicode(self.operation_code))))
         return settings.JOINT.join(items)
 
+    def grouped_parcels(self):
+        return Parcel.grouped_parcels(list(self.parcels.all()))
+
     @classmethod
     def get_available_operation_code(cls, year=None):
         if not year:
@@ -328,6 +332,21 @@ class Parcel(LightHistorizedItem):
     def __unicode__(self):
         return self.short_label()
 
+    @staticmethod
+    def grouped_parcels(parcels):
+        sortkeyfn = lambda s:(getattr(s, 'year'), getattr(s, 'town'),
+                              getattr(s, 'section'))
+        parcels.sort(key=sortkeyfn)
+        grouped = []
+        for keys, parcel_grp in groupby(parcels, key=sortkeyfn):
+            for idx, parcel in enumerate(parcel_grp):
+                if not idx:
+                    grouped.append(parcel)
+                    grouped[-1].parcel_numbers = []
+                grouped[-1].parcel_numbers.append(parcel.parcel_number)
+            grouped[-1].parcel_numbers.sort()
+        return grouped
+
     def long_label(self):
         items = [unicode(self.operation or self.associated_file)]
         items += [unicode(item) for item in [self.section, self.parcel_number]
diff --git a/archaeological_operations/templates/ishtar/sheet_operation.html b/archaeological_operations/templates/ishtar/sheet_operation.html
index 1698f0224..491304125 100644
--- a/archaeological_operations/templates/ishtar/sheet_operation.html
+++ b/archaeological_operations/templates/ishtar/sheet_operation.html
@@ -61,15 +61,15 @@
     <th>{% trans "Commune" %}</th>
     <th>{% trans "Year" %}</th>
     <th>{% trans "Section" %}</th>
-    <th>{% trans "Parcel" %}</th>
+    <th>{% trans "Parcels" %}</th>
     {#<th>{% trans "Owner" %}</th>#}
   </tr>
-  {% for parcel in item.parcels.all %}
+  {% for parcel in item.grouped_parcels %}
   <tr>
     <td class='string'>{{parcel.town}}</td>
     <td>{{parcel.year}}</td>
     <td>{{parcel.section}}</td>
-    <td>{{parcel.parcel_number}}</td>
+    <td>{{parcel.parcel_numbers|join:", "}}</td>
     {#<td class='string'>{{operation.parcel.owner}}</td>#}
   </tr>
   {% empty %}
@@ -78,7 +78,7 @@
 </table>
 
 <table>
-  <caption>{%trans "Admninistrative acts"%}</caption>
+  <caption>{%trans "Administrative acts"%}</caption>
   <tr>
     <th>{% trans "Year" %}</th>
     <th>{% trans "Reference" %}</th>
diff --git a/archaeological_operations/views.py b/archaeological_operations/views.py
index 84f208bf3..6e570fc97 100644
--- a/archaeological_operations/views.py
+++ b/archaeological_operations/views.py
@@ -1,6 +1,6 @@
 #!/usr/bin/env python
 # -*- coding: utf-8 -*-
-# Copyright (C) 2010-2012  Étienne Loks  <etienne.loks_AT_peacefrogsDOTnet>
+# Copyright (C) 2010-2013  Étienne Loks  <etienne.loks_AT_peacefrogsDOTnet>
 
 # This program is free software: you can redistribute it and/or modify
 # it under the terms of the GNU Affero General Public License as