Merge pull request itota#17 from roandbox/get_children-depth

Put recursion depth check where it should be: around the database query.

tracsubtickets/web_ui.py

@@ -177,16 +177,17 @@ def _append_parent_links(self, req, data, ids):
     def prepare_ticket(self, req, ticket, fields, actions):
         pass
 
-    def get_children(self, parent_id):
+    def get_children(self, parent_id, depth=0):
         children = {}
 
         for parent, child in self.env.db_query("""
             SELECT parent, child FROM subtickets WHERE parent=%s
             """, (parent_id, )):
             children[child] = None
 
-        for id in children:
-            children[id] = self.get_children(id)
+        if self.opt_recursion_depth > depth or self.opt_recursion_depth == -1:
+            for id in children:
+                children[id] = self.get_children(id, depth + 1)
 
         return children