1af4275aab
git-svn-id: svn://svn.cy55.de/Zope3/src/loops/trunk@3538 fd906abe-77d9-0310-91a1-e0d9ade77398
131 lines
4.8 KiB
Python
131 lines
4.8 KiB
Python
#
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# Copyright (c) 2007 Helmut Merz helmutm@cy55.de
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#
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# This program is free software; you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation; either version 2 of the License, or
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# (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program; if not, write to the Free Software
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# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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#
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"""
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Concept adapter(s) for external collections, e.g. a directory in the
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file system.
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$Id$
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"""
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from datetime import datetime
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import email
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from logging import getLogger
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import os
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import time
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from zope.app.container.interfaces import INameChooser
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from zope.cachedescriptors.property import Lazy
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from zope import component
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from zope.component import adapts
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from zope.event import notify
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from zope.lifecycleevent import ObjectCreatedEvent, ObjectModifiedEvent
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from zope.event import notify
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from zope.interface import implements
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from zope.traversing.api import getName, getParent
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from loops.common import AdapterBase, adapted
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from loops.interfaces import IResource, IConcept
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from loops.integrator.interfaces import IExternalCollectionProvider
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from loops.integrator.mail.system import IMAP4
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from loops.resource import Resource
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from loops.setup import addAndConfigureObject
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class IMAPCollectionProvider(object):
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""" A utility that provides access to an IMAP folder.
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"""
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implements(IExternalCollectionProvider)
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def collect(self, client):
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client._collectedObjects = {}
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hostName = client.baseAddress
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if hostName in ('', None, 'localhost'):
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hostName = os.uname()[1]
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baseId = 'imap://%s@%s' % (client.userName, hostName)
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imap = IMAP4(client.baseAddress)
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imap.login(client.userName, client.password)
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mailbox = 'INBOX'
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addr = client.address
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if addr:
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mailbox = mailbox + '.' + addr.replace('/', '.')
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imap.select(mailbox)
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type, data = imap.search(None, 'ALL')
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for num in data[0].split():
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type, data = imap.fetch(num, '(RFC822)')
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raw_msg = data[0][1]
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msg = email.message_from_string(raw_msg)
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msgId = msg['Message-ID'].replace('<', '').replace('>', '')
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externalAddress = '/'.join((baseId, msgId))
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#mtime = datetime.today()
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client._collectedObjects[externalAddress] = msg
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yield externalAddress, None
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def createExtFileObjects(self, client, addresses, extFileTypes=None):
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loopsRoot = client.context.getLoopsRoot()
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container = loopsRoot.getResourceManager()
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contentType = 'text/plain'
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resourceType = loopsRoot.getConceptManager()['email']
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for addr in addresses:
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msg = client._collectedObjects[addr]
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title = msg['Subject']
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sender = msg['From']
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receiver = msg['To']
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raw_date = msg['Date'].rsplit(' ', 1)[0]
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fmt = '%a, %d %b %Y %H:%M:%S'
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date = datetime(*(time.strptime(raw_date, fmt)[0:6]))
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parts = self.getPayload(msg, {})
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if 'html' in parts:
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text = parts['html']
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ct = 'text/html'
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else:
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text = parts.get('plain') or u'No message found.'
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ct = 'text/plain'
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obj = Resource(title)
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name = INameChooser(container).chooseName(None, obj)
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container[name] = obj
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obj.resourceType = resourceType
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adObj = adapted(obj)
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adObj.externalAddress = addr
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adObj.contentType = ct
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adObj.sender = sender
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adObj.receiver = receiver
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adObj.date = date
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adObj.data = text
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notify(ObjectCreatedEvent(obj))
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notify(ObjectModifiedEvent(obj))
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yield obj
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def getPayload(self, msg, parts):
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def getCharset(ct):
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if 'charset=' in ct:
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cs = ct.split('charset=', 1)[1]
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if ';' in cs:
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cs = cs.split(';', 1)[0]
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return cs.replace('"', '')
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if msg.is_multipart():
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for part in msg.get_payload():
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self.getPayload(part, parts)
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else:
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ct = msg['Content-Type']
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if ct and ct.startswith('text/html'):
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parts['html'] = msg.get_payload(decode=True).decode(getCharset(ct))
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elif ct and ct.startswith('text/plain'):
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parts['plain'] = msg.get_payload(decode=True).decode(getCharset(ct))
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return parts
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