Some work about #48. This is far from finished.

extensions/__init__.py

@@ -24,3 +24,22 @@ def loadmenus():
             continue
         result += (u,)
     return result
+
+def list_extensions():
+    basedir = "extensions"
+    result = []
+    for d in os.listdir(basedir):
+        if not os.path.isdir("%s/%s" % (basedir, d)):
+            continue
+        isvalid = True
+        for f in ['urls.py', 'main.py', '__init__.py']:
+            if not os.path.exists("%s/%s/%s" % (basedir, d, f)):
+                isvalid = False
+                break
+        if isvalid:
+            module = __import__(d, globals(), locals(), ['main'])
+            try:
+                result += [module.main.infos()]
+            except AttributeError:
+                pass
+    return result

extensions/amavis_quarantine/main.py

@@ -24,6 +24,13 @@ from templatetags.amextras import *
 from mailng.lib.email_listing import parse_search_parameters
 from sql_listing import *
 
+def infos():
+    return {
+        "name" : "Amavis quarantine",
+        "version" : "1.0",
+        "description" : _("Simple amavis quarantine management tool")
+        }
+
 def init():
     events.register("UserMenuDisplay", menu)
     parameters.register("amavis_quarantine", "MAX_MESSAGES_AGE", "int", 14,

extensions/stats/main.py

@@ -25,6 +25,13 @@ graph_list = [{"name" : "traffic", "label" : _("Average normal traffic")},
               {"name" : "badtraffic", "label" : _("Average bad traffic")},
               {"name" : "size", "label" : _("Average normal traffic size")}]
 
+def infos():
+    return {
+        "name" : "Statistics",
+        "version" : "1.0",
+        "description" : _("Graphical statistics about emails traffic using RRDtool")
+        }
+
 def init():
     events.register("AdminMenuDisplay", menu)
     parameters.register("stats", "LOGFILE", "string", "/var/log/mail.log",

extensions/webmail/main.py

@@ -34,6 +34,13 @@ def init():
     parameters.register("webmail", "SMTP_SECURED", "list_yesno", "no",
                         help=_("Use a secured connection to access SMTP server"))
 
+def infos():
+    return {
+        "name" : "Webmail",
+        "version" : "1.0",
+        "description" : _("Simple IMAP webmail")
+        }
+
 def urls():
     return (r'^mailng/webmail/',
             include('mailng.extensions.webmail.urls'))