From 9a1f49a5a1de49496d72c1f5e184b5441183d00d Mon Sep 17 00:00:00 2001
From: VG <vg@devys.org>
Date: Fri, 20 May 2016 17:54:04 +0200
Subject: add a number of steps/hooks

---
 climl/__init__.py  | 16 ++++++++++++++++
 climl/interface.py |  8 ++++++++
 2 files changed, 24 insertions(+)

diff --git a/climl/__init__.py b/climl/__init__.py
index cb1f129..c16218f 100644
--- a/climl/__init__.py
+++ b/climl/__init__.py
@@ -4,10 +4,26 @@ from . import hooks
 
 def on_email(content):
     print('on_email:', content)
+    context = {}
+    try:
+        for hook in hooks:
+            context, content = hook(context, content)
+    except interface.HookStopIteration():
+        pass
     print('now, raising exception')
     raise interface.HookAbortError()
 
 def main():
+    # TODO: how to load hooks with a dependency tree and sort them accordingly
+    # to generate hooks list ?
+    # now try a fixed list ?
+    hooks = (
+            hook_check_ml_restrictions,
+            hook_validate_poster,
+            hook_process_subscribe_queries,
+            hook_generate_rcpt_list,
+            hook_send_all,
+    )
     print('starting imap.main loop')
     try:
         imap.main(on_email)
diff --git a/climl/interface.py b/climl/interface.py
index 5a7f6ba..549eb8b 100644
--- a/climl/interface.py
+++ b/climl/interface.py
@@ -17,3 +17,11 @@ class HookAbortError(HookError):
     '''
 
     pass
+
+class HookAbortError(HookError, StopIteration):
+    '''
+        Run this if your hook declares it does not want other hooks to process
+        email.
+    '''
+
+    pass
-- 
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