88 lines
3.1 KiB
Python
88 lines
3.1 KiB
Python
# Maildir folder support
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# Copyright (C) 2002 John Goerzen
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# <jgoerzen@complete.org>
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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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from Base import BaseFolder
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from imapsync import imaputil
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import os.path, os, re
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class MaildirFolder(BaseFolder):
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def __init__(self, root, name):
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self.name = name
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self.root = root
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self.sep = '.'
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self.uidfilename = os.path.join(self.getfullname(), "imapsync.uidvalidity")
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self.messagelist = None
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def getuidvalidity(self):
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if not os.path.exists(self.uidfilename):
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return None
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file = open(self.uidfilename, "rt")
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retval = int(file.readline().strip())
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file.close()
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return retval
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def saveuidvalidity(self, newval):
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file = open(self.uidfilename, "wt")
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file.write("%d\n", newval)
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file.close()
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def isuidvalidityok(self, remotefolder):
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myval = self.getuidvalidity()
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if myval != None:
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return myval == remotefolder.getuidvalidity()
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else:
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self.saveuidvalidity(remotefolder.getuidvalidity())
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def cachemessagelist(self):
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"""Cache the message list. Maildir flags are:
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R (replied)
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S (seen)
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T (trashed)
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D (draft)
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F (flagged)
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and must occur in ASCII order."""
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self.messagelist = {}
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files = []
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nouidcounter = -1 # Messages without UIDs get
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# negative UID numbers.
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for dirannex in ['new', 'cur']:
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fulldirname = os.path.join(self.getfullname(), dirannex)
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files.append([os.path.join(fulldirname, filename) for
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filename in os.listdir(fulldirname)])
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for file in files:
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messagename = os.path.basename(file)
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uidmatch = re.search(',U=(\d+)', messagename)
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uid = None
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if not uidmatch:
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uid = nouidcounter
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nouidcounter -= 1
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else:
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uid = int(uidmatch.group(1))
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flagmatch = re.search(':.*2,([A-Z]+)')
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flags = []
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if flagmatch:
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flags = [f for x in flagmatch.group(1)]
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self.messagelist[uid] = {'uid': uid,
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'flags': flags,
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'filename': messagename}
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def getmessagelist(self):
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return self.messagelist
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