244 lines
12 KiB
Python
244 lines
12 KiB
Python
# -*- coding: utf-8 -*-
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# Part of Odoo, Flectra. See LICENSE file for full copyright and licensing details.
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import logging
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import poplib
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from imaplib import IMAP4, IMAP4_SSL
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from poplib import POP3, POP3_SSL
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from flectra import api, fields, models, tools, _
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from flectra.exceptions import UserError
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_logger = logging.getLogger(__name__)
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MAX_POP_MESSAGES = 50
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MAIL_TIMEOUT = 60
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# Workaround for Python 2.7.8 bug https://bugs.python.org/issue23906
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poplib._MAXLINE = 65536
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class FetchmailServer(models.Model):
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"""Incoming POP/IMAP mail server account"""
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_name = 'fetchmail.server'
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_description = "POP/IMAP Server"
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_order = 'priority'
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name = fields.Char('Name', required=True)
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active = fields.Boolean('Active', default=True)
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state = fields.Selection([
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('draft', 'Not Confirmed'),
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('done', 'Confirmed'),
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], string='Status', index=True, readonly=True, copy=False, default='draft')
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server = fields.Char(string='Server Name', readonly=True, help="Hostname or IP of the mail server", states={'draft': [('readonly', False)]})
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port = fields.Integer(readonly=True, states={'draft': [('readonly', False)]})
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type = fields.Selection([
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('pop', 'POP Server'),
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('imap', 'IMAP Server'),
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('local', 'Local Server'),
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], 'Server Type', index=True, required=True, default='pop')
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is_ssl = fields.Boolean('SSL/TLS', help="Connections are encrypted with SSL/TLS through a dedicated port (default: IMAPS=993, POP3S=995)")
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attach = fields.Boolean('Keep Attachments', help="Whether attachments should be downloaded. "
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"If not enabled, incoming emails will be stripped of any attachments before being processed", default=True)
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original = fields.Boolean('Keep Original', help="Whether a full original copy of each email should be kept for reference "
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"and attached to each processed message. This will usually double the size of your message database.")
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date = fields.Datetime(string='Last Fetch Date', readonly=True)
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user = fields.Char(string='Username', readonly=True, states={'draft': [('readonly', False)]})
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password = fields.Char(readonly=True, states={'draft': [('readonly', False)]})
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action_id = fields.Many2one('ir.actions.server', string='Server Action', help="Optional custom server action to trigger for each incoming mail, on the record that was created or updated by this mail")
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object_id = fields.Many2one('ir.model', string="Create a New Record", help="Process each incoming mail as part of a conversation "
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"corresponding to this document type. This will create "
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"new documents for new conversations, or attach follow-up "
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"emails to the existing conversations (documents).")
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priority = fields.Integer(string='Server Priority', readonly=True, states={'draft': [('readonly', False)]}, help="Defines the order of processing, lower values mean higher priority", default=5)
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message_ids = fields.One2many('mail.mail', 'fetchmail_server_id', string='Messages', readonly=True)
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configuration = fields.Text('Configuration', readonly=True)
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script = fields.Char(readonly=True, default='/mail/static/scripts/openerp_mailgate.py')
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@api.onchange('type', 'is_ssl', 'object_id')
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def onchange_server_type(self):
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self.port = 0
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if self.type == 'pop':
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self.port = self.is_ssl and 995 or 110
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elif self.type == 'imap':
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self.port = self.is_ssl and 993 or 143
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else:
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self.server = ''
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conf = {
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'dbname': self.env.cr.dbname,
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'uid': self.env.uid,
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'model': self.object_id.model if self.object_id else 'MODELNAME'
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}
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self.configuration = """
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Use the below script with the following command line options with your Mail Transport Agent (MTA)
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openerp_mailgate.py --host=HOSTNAME --port=PORT -u %(uid)d -p PASSWORD -d %(dbname)s
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Example configuration for the postfix mta running locally:
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/etc/postfix/virtual_aliases:
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@youdomain openerp_mailgate@localhost
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/etc/aliases:
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openerp_mailgate: "|/path/to/openerp-mailgate.py --host=localhost -u %(uid)d -p PASSWORD -d %(dbname)s"
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""" % conf
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@api.model
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def create(self, values):
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res = super(FetchmailServer, self).create(values)
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self._update_cron()
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return res
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@api.multi
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def write(self, values):
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res = super(FetchmailServer, self).write(values)
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self._update_cron()
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return res
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@api.multi
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def unlink(self):
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res = super(FetchmailServer, self).unlink()
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self._update_cron()
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return res
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@api.multi
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def set_draft(self):
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self.write({'state': 'draft'})
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return True
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@api.multi
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def connect(self):
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self.ensure_one()
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if self.type == 'imap':
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if self.is_ssl:
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connection = IMAP4_SSL(self.server, int(self.port))
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else:
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connection = IMAP4(self.server, int(self.port))
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connection.login(self.user, self.password)
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elif self.type == 'pop':
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if self.is_ssl:
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connection = POP3_SSL(self.server, int(self.port))
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else:
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connection = POP3(self.server, int(self.port))
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#TODO: use this to remove only unread messages
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#connection.user("recent:"+server.user)
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connection.user(self.user)
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connection.pass_(self.password)
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# Add timeout on socket
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connection.sock.settimeout(MAIL_TIMEOUT)
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return connection
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@api.multi
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def button_confirm_login(self):
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for server in self:
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try:
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connection = server.connect()
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server.write({'state': 'done'})
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except Exception as err:
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_logger.info("Failed to connect to %s server %s.", server.type, server.name, exc_info=True)
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raise UserError(_("Connection test failed: %s") % tools.ustr(err))
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finally:
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try:
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if connection:
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if server.type == 'imap':
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connection.close()
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elif server.type == 'pop':
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connection.quit()
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except Exception:
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# ignored, just a consequence of the previous exception
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pass
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return True
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@api.model
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def _fetch_mails(self):
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""" Method called by cron to fetch mails from servers """
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return self.search([('state', '=', 'done'), ('type', 'in', ['pop', 'imap'])]).fetch_mail()
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@api.multi
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def fetch_mail(self):
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""" WARNING: meant for cron usage only - will commit() after each email! """
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additionnal_context = {
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'fetchmail_cron_running': True
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}
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MailThread = self.env['mail.thread']
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for server in self:
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_logger.info('start checking for new emails on %s server %s', server.type, server.name)
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additionnal_context['fetchmail_server_id'] = server.id
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additionnal_context['server_type'] = server.type
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count, failed = 0, 0
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imap_server = None
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pop_server = None
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if server.type == 'imap':
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try:
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imap_server = server.connect()
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imap_server.select()
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result, data = imap_server.search(None, '(UNSEEN)')
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for num in data[0].split():
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res_id = None
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result, data = imap_server.fetch(num, '(RFC822)')
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imap_server.store(num, '-FLAGS', '\\Seen')
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try:
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res_id = MailThread.with_context(**additionnal_context).message_process(server.object_id.model, data[0][1], save_original=server.original, strip_attachments=(not server.attach))
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except Exception:
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_logger.info('Failed to process mail from %s server %s.', server.type, server.name, exc_info=True)
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failed += 1
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if res_id and server.action_id:
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server.action_id.with_context({
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'active_id': res_id,
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'active_ids': [res_id],
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'active_model': self.env.context.get("thread_model", server.object_id.model)
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}).run()
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imap_server.store(num, '+FLAGS', '\\Seen')
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self._cr.commit()
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count += 1
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_logger.info("Fetched %d email(s) on %s server %s; %d succeeded, %d failed.", count, server.type, server.name, (count - failed), failed)
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except Exception:
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_logger.info("General failure when trying to fetch mail from %s server %s.", server.type, server.name, exc_info=True)
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finally:
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if imap_server:
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imap_server.close()
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imap_server.logout()
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elif server.type == 'pop':
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try:
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while True:
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pop_server = server.connect()
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(num_messages, total_size) = pop_server.stat()
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pop_server.list()
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for num in range(1, min(MAX_POP_MESSAGES, num_messages) + 1):
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(header, messages, octets) = pop_server.retr(num)
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message = (b'\n').join(messages)
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res_id = None
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try:
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res_id = MailThread.with_context(**additionnal_context).message_process(server.object_id.model, message, save_original=server.original, strip_attachments=(not server.attach))
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pop_server.dele(num)
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except Exception:
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_logger.info('Failed to process mail from %s server %s.', server.type, server.name, exc_info=True)
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failed += 1
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if res_id and server.action_id:
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server.action_id.with_context({
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'active_id': res_id,
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'active_ids': [res_id],
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'active_model': self.env.context.get("thread_model", server.object_id.model)
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}).run()
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self.env.cr.commit()
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if num_messages < MAX_POP_MESSAGES:
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break
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pop_server.quit()
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_logger.info("Fetched %d email(s) on %s server %s; %d succeeded, %d failed.", num_messages, server.type, server.name, (num_messages - failed), failed)
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except Exception:
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_logger.info("General failure when trying to fetch mail from %s server %s.", server.type, server.name, exc_info=True)
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finally:
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if pop_server:
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pop_server.quit()
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server.write({'date': fields.Datetime.now()})
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return True
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@api.model
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def _update_cron(self):
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if self.env.context.get('fetchmail_cron_running'):
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return
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try:
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# Enabled/Disable cron based on the number of 'done' server of type pop or imap
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cron = self.env.ref('fetchmail.ir_cron_mail_gateway_action')
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cron.toggle(model=self._name, domain=[('state', '=', 'done'), ('type', 'in', ['pop', 'imap'])])
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except ValueError:
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pass
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