Commit 2bd58ed0 authored by Jean-Paul Smets's avatar Jean-Paul Smets

Support more cases for notification, including default notification when no...

Support more cases for notification, including default notification when no recipient is provided. Added a function here to build Mail messages.

git-svn-id: https://svn.erp5.org/repos/public/erp5/trunk@18559 20353a03-c40f-0410-a6d1-a30d3c3de9de
parent c54fd2be
...@@ -38,8 +38,79 @@ from Products.ERP5Type.Tool.BaseTool import BaseTool ...@@ -38,8 +38,79 @@ from Products.ERP5Type.Tool.BaseTool import BaseTool
from Products.ERP5Type import Permissions from Products.ERP5Type import Permissions
from Products.ERP5 import _dtmldir from Products.ERP5 import _dtmldir
from cStringIO import StringIO
from mimetypes import guess_type
from email.MIMEMultipart import MIMEMultipart
from email.MIMEText import MIMEText
from email.MIMEBase import MIMEBase
from email.Header import make_header
from email import Encoders
from zLOG import LOG, INFO from zLOG import LOG, INFO
def buildEmailMessage(from_url, to_url, msg=None,
subject=None, attachment_list=None,
extra_headers=None):
"""
Builds a mail message which is ready to be
sent by Zope MailHost.
* attachment_list is a list of dictionnaries with those keys:
- name : name of the attachment,
- content: data of the attachment
- mime_type: mime-type corresponding to the attachment
* extra_headers is a dictionnary of custom headers to add to the email.
"X-" prefix is automatically added to those headers.
"""
if attachment_list == None:
# Create non multi-part MIME message.
message = MIMEText(msg, _charset='utf-8')
attachment_list = []
else:
# Create multi-part MIME message.
message = MIMEMultipart()
message.preamble = "If you can read this, your mailreader\n" \
"can not handle multi-part messages!\n"
message.attach(MIMEText(msg, _charset='utf-8'))
if extra_headers:
for k, v in extra_headers.items():
message.add_header('X-%s' % k, v)
message.add_header('Subject',
make_header([(subject, 'utf-8')]).encode())
message.add_header('From', from_url)
message.add_header('To', to_url)
for attachment in attachment_list:
if attachment.has_key('name'):
attachment_name = attachment['name']
else:
attachment_name = ''
# try to guess the mime type
if not attachment.has_key('mime_type'):
type, encoding = guess_type( attachment_name )
if type != None:
attachment['mime_type'] = type
else:
attachment['mime_type'] = 'application/octet-stream'
# attach it
if attachment['mime_type'] == 'text/plain':
part = MIMEText(attachment['content'], _charset='utf-8')
else:
# encode non-plaintext attachment in base64
part = MIMEBase(*attachment['mime_type'].split('/', 1))
part.set_payload(attachment['content'])
Encoders.encode_base64(part)
part.add_header('Content-Disposition',
'attachment; filename=%s' % attachment_name)
message.attach(part)
return message
class NotificationTool(BaseTool): class NotificationTool(BaseTool):
""" """
This tool manages notifications. This tool manages notifications.
...@@ -86,9 +157,15 @@ class NotificationTool(BaseTool): ...@@ -86,9 +157,15 @@ class NotificationTool(BaseTool):
message -- the text of the message (already translated) message -- the text of the message (already translated)
attachment_list -- attached documents (optional) attachment_list -- attached documents (optional)
TODO: support default notification email
""" """
catalog_tool = getToolByName(self, 'portal_catalog') catalog_tool = getToolByName(self, 'portal_catalog')
# Default Values
portal = self.getPortalObject()
default_email = portal.email_from_address
# Change all strings to object values # Change all strings to object values
if isinstance(sender, basestring): if isinstance(sender, basestring):
sender = catalog_tool(portal_type='Person', reference=sender)[0] sender = catalog_tool(portal_type='Person', reference=sender)[0]
...@@ -100,21 +177,26 @@ class NotificationTool(BaseTool): ...@@ -100,21 +177,26 @@ class NotificationTool(BaseTool):
email_from_address = email_value.asText() email_from_address = email_value.asText()
if not email_from_address: if not email_from_address:
# If we can not find a from address then # If we can not find a from address then
# we fallback to portal values # we fallback to default values
portal = self.getPortalObject() email_from_address = default_email
email_from_address = portal.email_from_address
# To is a list - let us find all members # To is a list - let us find all members
if isinstance(recipient, basestring): if isinstance(recipient, basestring):
recipient = [recipient] recipient = catalog_tool(portal_type='Person', reference=recipient)
to_list = []
for user in recipient: # If no recipient is defined, just send an email to the
user_value = catalog_tool(portal_type='Person', reference=user)[0] # default mail address defined at the CMF site root.
if user_value is not None: if recipient is None:
to_list.append(user_value) mailhost = getattr(self.getPortalObject(), 'MailHost', None)
if mailhost is None:
raise AttributeError, "Cannot find a MailHost object"
mail_message = buildEmailMessage(email_from_address, default_email,
msg=message, subject=subject,
attachment_list=attachment_list)
return mailhost.send(mail_message.as_string(), default_email, email_from_address)
# Default implementation is to send an active message to everyone # Default implementation is to send an active message to everyone
for person in to_list: for person in recipient:
email_value = person.getDefaultEmailValue() email_value = person.getDefaultEmailValue()
if email_value is not None: if email_value is not None:
# Activity can not handle attachment # Activity can not handle attachment
......
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