Alter get_maintainer API to return Maintainer object or None

[dak.git] / daklib / dbconn.py

diff --git a/daklib/dbconn.py b/daklib/dbconn.py
index 556921eae2c039a2ce3d6cbe12202a47a0f9b0fb..23aeda6fdad5ae52109eac5fb4f5989d2eb28463 100755 (executable)
--- a/daklib/dbconn.py
+++ b/daklib/dbconn.py
@@ -1095,6 +1095,31 @@ def get_or_set_maintainer(name, session=None):
 
 __all__.append('get_or_set_maintainer')
 
+def get_maintainer(maintainer_id, session=None):
+    """
+    Return the name of the maintainer behind C{maintainer_id} or None if that
+    maintainer_id is invalid.
+
+    @type maintainer_id: int
+    @param maintainer_id: the id of the maintainer
+
+    @rtype: Maintainer
+    @return: the Maintainer with this C{maintainer_id}
+    """
+
+    privatetrans = False
+    if session is None:
+        session = DBConn().session()
+        privatetrans = True
+
+    try:
+        return session.query(Maintainer).get(maintainer_id)
+    finally:
+        if privatetrans:
+            session.close()
+
+__all__.append('get_maintainer')
+
 ################################################################################
 
 class NewComment(object):