From 19b501b5caa8b11a94c3983fec14440a9a2ef501 Mon Sep 17 00:00:00 2001
From: Nicolas Demonte <nicolas@affinitic.be>
Date: Fri, 18 Jan 2019 16:15:17 +0100
Subject: [PATCH] Email notification for task cancelling #22006

---
 src/pfwbged/policy/locales/pfwbged.policy.pot |  4 ++
 src/pfwbged/policy/menu.py                    |  2 +-
 src/pfwbged/policy/subscribers/document.py    | 41 +++++++++++++++++++
 3 files changed, 46 insertions(+), 1 deletion(-)

diff --git a/src/pfwbged/policy/locales/pfwbged.policy.pot b/src/pfwbged/policy/locales/pfwbged.policy.pot
index e223447..ed0a748 100644
--- a/src/pfwbged/policy/locales/pfwbged.policy.pot
+++ b/src/pfwbged/policy/locales/pfwbged.policy.pot
@@ -166,6 +166,10 @@ msgstr ""
 msgid "One of your tasks has been cancelled"
 msgstr ""
 
+#: ../subscribers/document.py:480
+msgid "One of your tasks has been cancelled"
+msgstr ""
+
 #: ../browser/ask_opinion.py:25
 msgid "Opinion application for version ${version}"
 msgstr ""
diff --git a/src/pfwbged/policy/menu.py b/src/pfwbged/policy/menu.py
index 41255ca..0d1aca6 100644
--- a/src/pfwbged/policy/menu.py
+++ b/src/pfwbged/policy/menu.py
@@ -184,7 +184,7 @@ class CustomMenu(menu.WorkflowMenu):
             description = ''
 
             if action['id'] in ('submit', 'ask_opinion', 'attribute',
-                    'to_process', 'refuse', 'send_by_email'):
+                    'to_process', 'refuse', 'send_by_email', 'cancel-attribution'):
                 cssClass += " overlay-form-reload"
 
             if action['id'] in ('send_with_docbow',):
diff --git a/src/pfwbged/policy/subscribers/document.py b/src/pfwbged/policy/subscribers/document.py
index 3361ae4..ad0afa8 100644
--- a/src/pfwbged/policy/subscribers/document.py
+++ b/src/pfwbged/policy/subscribers/document.py
@@ -454,6 +454,47 @@ def email_notification_of_refused_task(context, event):
         log.exception(e)
 
 
+def email_notification_of_canceled_subtask(context):
+    document = None
+    for obj in aq_chain(context):
+        obj = aq_parent(obj)
+        if IDmsDocument.providedBy(obj):
+            document = obj
+            break
+    if not document:
+        return
+    absolute_url = document.absolute_url()
+
+    responsible = context.responsible[0]
+    principal = api.user.get(responsible)
+    if not principal:
+        principal = api.group.get(responsible)
+    recipient_email = principal.getProperty('email') if principal else None
+    if recipient_email:
+
+        email_from = api.user.get_current().email or api.portal.get().getProperty(
+            'email_from_address') or 'admin@localhost'
+
+        subject = '%s - %s' % (context.title, document.title)
+
+        body = translate(_('One of your tasks has been cancelled'), context=context.REQUEST) + \
+            '\n\n' + \
+            translate(_('Title: %s'), context=context.REQUEST) % context.title + \
+            '\n\n' + \
+            translate(_('Document: %s'), context=context.REQUEST) % document.title + \
+            '\n\n' + \
+            translate(_('Document Address: %s'), context=context.REQUEST) % document.absolute_url() + \
+            '\n\n\n\n-- \n' + \
+            translate(_('Sent by GED'))
+        body = body.encode('utf-8')
+
+        try:
+            context.MailHost.send(body, recipient_email, email_from, subject, charset='utf-8')
+        except Exception as e:
+            # do not abort transaction in case of email error
+            log = logging.getLogger('pfwbged.policy')
+            log.exception(e)
+
 
 @grok.subscribe(IDmsDocument, IObjectModifiedEvent)
 def log_some_history(context, event):