sample_set* filter last element

In order to be able to indicate whether another page is available, we
query one more item than we would like to display. Therefore we need to
filter out this last element.

server/web2py/applications/vidjil/models/sample_set_list.py

@@ -14,10 +14,12 @@ class SampleSetList():
             orderby = ~db[type].id
         )
 
+        step = len(query_gss) if step is None else step
         auth.load_permissions(PermissionEnum.admin.value, type)
         auth.load_permissions(PermissionEnum.anon.value, type)
         self.elements = {}
-        for row in query_gss:
+        for i in range(0, min(len(query_gss), step)):
+            row = query_gss[i]
             self.elements[row.id] = row
             self.elements[row.id].file_count = 0
             self.elements[row.id].size = 0
@@ -107,3 +109,6 @@ class SampleSetList():
 
     def get_values(self):
         return self.elements.values()
+
+    def __len__(self):
+        return len(self.element_ids)

server/web2py/applications/vidjil/views/sample_set/all.html

@@ -43,7 +43,8 @@
         </thead>
         
         
-       {{for data in query :}}
+       {{for i in range(0, min(len(query), step)) :}}
+           {{data = query[i]}}
            <tr class="pointer" onclick="db.call('sample_set/index', {'id' :'{{=data.sample_set_id}}' , 'config_id' : {{=data.most_used_conf}} } )" >
                {{ for field in fields: }}
   		   <td>