Manage agregation on higher zoom

* json give the needed zoom to have full access on objects
* js reload items when the needed zoom is reach
* on click on aggregated item zoom to the needed zoom to have access to
  items

1 files changed, 6 insertions, 2 deletions

diff --git a/chimere/models.py b/chimere/models.py
index 9f3734d..2f6999e 100644
--- a/chimere/models.py
+++ b/chimere/models.py
@@ -291,7 +291,8 @@ class SubCategory(models.Model):
         return u"%s / %s" % (self.category.name, self.name)
 
     @classmethod
-    def getAvailable(cls, item_types=None, area_name=None, public=False):
+    def getAvailable(cls, item_types=None, area_name=None, public=False,
+                     instance=False):
         '''Get list of tuples with first the category and second the associated
         subcategories
         '''
@@ -312,6 +313,10 @@ class SubCategory(models.Model):
                 subcategories = subcategories.filter(id__in=sub_ids)
             selected_cats = [subcat.pk
                              for subcat in area.default_subcategories.all()]
+
+        if instance:
+            return subcategories.order_by('order')
+
         for sub_category in subcategories.order_by('order'):
             if sub_category.category not in sub_categories:
                 sub_categories[sub_category.category] = []
@@ -319,7 +324,6 @@ class SubCategory(models.Model):
                 sub_category.selected = True
                 sub_category.category.selected = True
             sub_categories[sub_category.category].append(sub_category)
-
         subcategories = [(cat, subcats)
                          for cat, subcats in sub_categories.items()]
         get_cat_order = lambda cat_tuple: cat_tuple[0].order