Notification for release requests.

fixes #251

modoboa/extensions/amavis/__init__.py

@@ -9,7 +9,7 @@ from django.template import Template, Context
 from modoboa.lib import events, parameters
 from modoboa.extensions import ModoExtension, exts_pool
 
-class AmavisQuarantine(ModoExtension):
+class Amavis(ModoExtension):
     name = "amavis"
     label = "Amavis frontend"
     version = "1.0"
@@ -67,6 +67,8 @@ class AmavisQuarantine(ModoExtension):
                                   help=ugettext_lazy("Allow users to directly release their messages"))
         parameters.register_admin("SELF_SERVICE", type="list_yesno", deflt="no",
                                   help=ugettext_lazy("Activate the 'self-service' mode"))
+        parameters.register_admin("NOTIFICATIONS_SENDER", type="string", deflt="notification@modoboa.org",
+                                  help=ugettext_lazy("The e-mail address used to send notitications"))
         
         parameters.register_user(
             "MESSAGES_PER_PAGE", type="int", deflt=40,
@@ -78,7 +80,7 @@ class AmavisQuarantine(ModoExtension):
             events.unregister("UserMenuDisplay", menu)
             parameters.unregister_app("amavis")
 
-exts_pool.register_extension(AmavisQuarantine)
+exts_pool.register_extension(Amavis)
 
 @events.observe("UserMenuDisplay")
 def menu(target, user):

modoboa/extensions/amavis/script/cleanup.py

@@ -5,7 +5,7 @@ import time
 from modoboa.extensions.amavis.models import *
 
 if __name__ == "__main__":
-    from modoboa.extensions import amavis
+    from modoboa.extensions.amavis import Amavis
     from modoboa.lib import parameters
     from optparse import OptionParser
 
@@ -20,7 +20,7 @@ if __name__ == "__main__":
         l.setLevel(logging.DEBUG)
         l.addHandler(logging.StreamHandler())
 
-    amavis.load()
+    Amavis().load()
 
     max_messages_age = int(parameters.get_admin("MAX_MESSAGES_AGE",
                                                 app="amavis"))

modoboa/extensions/amavis/script/notify.py

@@ -0,0 +1,70 @@
+#!/usr/bin/env python
+# coding: utf-8
+
+import sys, os
+from django.template.loader import render_to_string
+from django.core.urlresolvers import reverse
+from django.utils.translation import ugettext as _
+from modoboa.lib import parameters
+from modoboa.lib.emailutils import sendmail_simple
+from modoboa.admin.models import User, Domain
+from modoboa.extensions.amavis import Amavis
+from modoboa.extensions.amavis.models import *
+
+sender = None
+baseurl = None
+listingurl = None
+
+def send_pr_notification(rcpt, reqs):
+    total = len(reqs)
+    reqs = reqs.all()[:10]
+    content = render_to_string("amavis/notifications/pending_requests.html", dict(
+            total=total, requests=reqs, baseurl=baseurl, listingurl=listingurl
+            ))
+    sendmail_simple(sender, rcpt, subject=_("[modoboa] Pending release requests"),
+                    content=content, server=options.smtp_host, port=options.smtp_port)
+
+def notify_admins_pending_requests():
+    sender = parameters.get_admin("NOTIFICATIONS_SENDER", app="amavis")
+    baseurl = options.baseurl.strip("/")
+    listingurl = baseurl + reverse("modoboa.extensions.amavis.views._listing") + "?viewrequests=1"
+    for da in User.objects.filter(groups__name="DomainAdmins"):
+        if not da.has_mailbox:
+            continue
+        rcpt = da.mailbox_set.all()[0].full_address
+        regexp = "(%s)" % '|'.join(map(lambda dom: dom.name, da.get_domains()))
+        reqs = Msgrcpt.objects.filter(rs='p', rid__email__regex=regexp)
+        if len(reqs):
+            send_pr_notification(rcpt, reqs)
+
+    reqs = Msgrcpt.objects.filter(rs='p')
+    if not len(reqs):
+        return
+    for su in User.objects.filter(is_superuser=True):
+        if not su.has_mailbox:
+            continue
+        rcpt = su.mailbox_set.all()[0].full_address
+        send_pr_notification(rcpt, reqs)
+
+if __name__ == "__main__":
+    from optparse import OptionParser
+
+    parser = OptionParser()
+    parser.add_option("--baseurl", type="string", default=None,
+                      help="The scheme and hostname used to access Modoboa")
+    parser.add_option("--smtp_host", type="string", default="localhost",
+                      help="The address of the SMTP server used to send notifications")
+    parser.add_option("--smtp_port", type="int", default=25,
+                      help="The listening port of the SMTP server used to send notifications")
+    options, args = parser.parse_args()
+
+    if not options.baseurl:
+        print >>sys.stderr, "You must provide the --baseurl option"
+        sys.exit(2)
+
+    Amavis().load()
+    sender = parameters.get_admin("NOTIFICATIONS_SENDER", app="amavis")
+    baseurl = options.baseurl.strip("/")
+    listingurl = baseurl + reverse("modoboa.extensions.amavis.views._listing") + "?viewrequests=1"
+    notify_admins_pending_requests()
+    

modoboa/extensions/amavis/templates/amavis/notifications/pending_requests.html

@@ -0,0 +1,14 @@
+{% load i18n libextras %}{% blocktrans count counter=total %}
+{{ counter }} release request is pending for action.
+{% plural %}
+{{ counter }} release requests are pending for action.
+{% endblocktrans %}
+{% trans "Sketch:" %}
+{% for msg in requests %}
+{% trans "From:" %} {{ msg.mail.sid.email }}
+{% trans "To:" %} {{ msg.rid.email }}
+{% trans "Date:" %} {{ msg.mail.time_num|fromunix|date:"DATETIME_FORMAT" }}
+{% trans "Subject:" %} {{ msg.mail.subject }}
+{% trans "Act on this message:" %} {{ baseurl }}{% url modoboa.extensions.amavis.views.index %}#{{ msg.mail.mail_id }}/?rcpt={{ msg.rid.email }}
+{% endfor %}
+{% blocktrans %}Please visit {{ listingurl }} for a full listing.{% endblocktrans %}

modoboa/lib/emailutils.py

@@ -235,7 +235,7 @@ def __sendmail(sender, rcpt, msgstring, server='localhost', port=25):
         return False, "SMTP error: %s" % str(e)
     return True, None
 
-def sendmail_simple(sender, rcpt, content=""):
+def sendmail_simple(sender, rcpt, subject="Sample message", content="", **kwargs):
     """Simple way to send a text message
 
     Send a text/plain message with basic headers (msg-id, date).
@@ -245,17 +245,18 @@ def sendmail_simple(sender, rcpt, content=""):
 
     :param sender: sender address
     :param rcpt: recipient address
+    :param subject: message's subject
     :param content: message's content
     :return: tuple
     """
     msg = MIMEText(content)
-    msg["Subject"] = "Sample message"
+    msg["Subject"] = subject
     msg["From"] = sender
     msg["To"] = rcpt
     msg["Message-ID"] = make_msgid()
     msg["Date"] = formatdate(time.time(), True)
 
-    return __sendmail(sender, rcpt, msg.as_string())
+    return __sendmail(sender, rcpt, msg.as_string(), **kwargs)
 
 def sendmail_fromfile(sender, rcpt, fname):
     """Send a message contained within a file

modoboa/lib/templatetags/libextras.py

@@ -1,5 +1,6 @@
 # coding: utf-8
 import os
+import datetime
 from django.conf import settings
 from django import template
 from django.contrib import messages
@@ -168,3 +169,7 @@ def progress_color(value):
     if value < 80:
         return "progress-warning"
     return "progress-danger"
+
+@register.filter
+def fromunix(value):
+    return datetime.datetime.fromtimestamp(int(value))