1 files changed, 37 insertions, 18 deletions
diff --git a/ishtar_common/forms.py b/ishtar_common/forms.py
index ae7c6ca14..04cd5a327 100644
--- a/ishtar_common/forms.py
+++ b/ishtar_common/forms.py
@@ -372,13 +372,44 @@ class CustomForm(BSForm):
         return sorted(customs, key=lambda x: x[1])
 
 
-class MultiSearchForm(object):
-    current_model = None
-    pk_key = None
+class CustomFormSearch(forms.Form):
+    need_user_for_initialization = True
+
+    def __init__(self, *args, **kwargs):
+        user = None
+        if 'user' in kwargs:
+            user = kwargs.pop('user')
+        super(CustomFormSearch, self).__init__(*args, **kwargs)
+        if user and 'pk' in self.fields:
+            self.fields['pk'].widget.user = user
+
+
+class MultiSearchForm(CustomFormSearch):
+    SEARCH_AND_SELECT = True
+    pk_key = 'pks'
+    associated_models = {}
+
+    def __init__(self, *args, **kwargs):
+        super(MultiSearchForm, self).__init__(*args, **kwargs)
+        if "pk" not in self.fields:
+            raise NotImplementedError("A \"pk\" field must be defined")
+        if self.pk_key not in self.associated_models:
+            raise NotImplementedError("\"{}\" must be defined in "
+                                      "associated_models")
+        self.fields['pk'].required = True
+        self.fields[self.pk_key] = self.fields.pop('pk')
+
+    @classmethod
+    def get_current_model(cls):
+        return cls.associated_models[cls.pk_key]
 
     @classmethod
     def get_formated_datas(cls, cleaned_datas):
-        if not cls.current_model or not cls.pk_key:
+        if hasattr(cls, "current_model"):
+            current_model = cls.current_model
+        else:
+            current_model = cls.get_current_model()
+        if not current_model or not cls.pk_key:
             return []
         items = []
         for data in cleaned_datas:
@@ -390,9 +421,9 @@ class MultiSearchForm(object):
                     continue
                 try:
                     items.append(
-                        str(cls.current_model.objects.get(pk=int(pk)))
+                        str(current_model.objects.get(pk=int(pk)))
                     )
-                except (cls.current_model.DoesNotExist, ValueError):
+                except (current_model.DoesNotExist, ValueError):
                     continue
         return [
             (u"",
@@ -403,18 +434,6 @@ class MultiSearchForm(object):
         ]
 
 
-class CustomFormSearch(forms.Form):
-    need_user_for_initialization = True
-
-    def __init__(self, *args, **kwargs):
-        user = None
-        if 'user' in kwargs:
-            user = kwargs.pop('user')
-        super(CustomFormSearch, self).__init__(*args, **kwargs)
-        if user and 'pk' in self.fields:
-            self.fields['pk'].widget.user = user
-
-
 class FormSet(CustomForm, BaseFormSet):
     delete_widget = widgets.DeleteWidget