checkin of tickler processor

diff --git a/bin/process-tickler b/bin/process-tickler
new file mode 100755 (executable)
index 0000000..c853294
--- /dev/null
+++ b/bin/process-tickler
@@ -0,0 +1,60 @@
+#!/usr/bin/python2.5
+# -*- coding: utf-8 -*-
+#
+# process-tickler – process message in tickler maildir
+#
+# Copyright © martin f. krafft <madduck@debian.org>
+# Released under the terms of the Artistic Licence 2.0
+#
+
+import mailbox
+import os
+import sys
+import time
+
+HOME = os.getenv('HOME')
+MAILDIR = os.path.join(HOME, '.maildir')
+TICKLER_DIR = os.path.join(MAILDIR, '.tickler')
+INBOX_DIR = MAILDIR
+
+tmd = mailbox.Maildir(TICKLER_DIR)
+imd = mailbox.Maildir(INBOX_DIR)
+msgids = dict()
+
+def move_to_inbox(key):
+    msg = tmd.get_message(key)
+    print >>sys.stdout, 'I: move message %s to inbox' % key
+    imd.add(msg)
+    tmd.discard(key)
+
+for key, msg in tmd.iteritems():
+    msgid = msg.get('Message-Id')
+    if msgid is None:
+        print >>sys.stderr, 'W: message without ID: ' + key
+        move_to_inbox(key)
+
+    tickle = msg.get('X-Tickle')
+    if tickle is None:
+        print >>sys.stderr, 'W: message without tickle information: ' + key
+        move_to_inbox(key)
+
+    if msgids.get(msgid, None) is None:
+        msgids[msgid] = list()
+    msgids[msgid].append((int(tickle.split(' ', 1)[0]), key, msg))
+
+for msgid, msgs in msgids.iteritems():
+    msgs.sort()
+    prev_tickle = None
+    for tickle, key, msg in msgs:
+        if tickle == prev_tickle:
+            print >>sys.stderr, 'I: discarding duplicate %s of message %s' % (key, msgid)
+            tmd.discard(key)
+            continue
+        prev_tickle = tickle
+
+        t = time.time()
+        if t >= tickle:
+            move_to_inbox(key)
+        else:
+            print >>sys.stdout, 'I: message %s still has %d seconds' % (key,
+                    int(tickle - t))