mirror of
https://github.com/OfflineIMAP/offlineimap.git
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0318c6ad34
Depending on the configuration we use the plain text or the new experimental sqlite backend for the LocalStatus cache. Make plain text the default status backend but allow people to configure status_backend=sqlite in their [Account ...] section. Signed-off-by: Sebastian Spaeth <Sebastian@SSpaeth.de> Signed-off-by: Nicolas Sebrecht <nicolas.s-dev@laposte.net>
98 lines
3.7 KiB
Python
98 lines
3.7 KiB
Python
# Local status cache repository 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., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
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from Base import BaseRepository
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from offlineimap import folder
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from offlineimap.folder.LocalStatus import LocalStatusFolder
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from offlineimap.folder.LocalStatusSQLite import LocalStatusSQLiteFolder
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import os
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import re
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class LocalStatusRepository(BaseRepository):
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def __init__(self, reposname, account):
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BaseRepository.__init__(self, reposname, account)
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self.directory = os.path.join(account.getaccountmeta(), 'LocalStatus')
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#statusbackend can be 'plain' or 'sqlite'
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backend = self.account.getconf('status_backend', 'plain')
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if backend == 'sqlite':
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self._backend = 'sqlite'
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self.LocalStatusFolderClass = LocalStatusSQLiteFolder
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self.directory += '-sqlite'
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elif backend == 'plain':
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self._backend = 'plain'
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self.LocalStatusFolderClass = LocalStatusFolder
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else:
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raise SyntaxWarning("Unknown status_backend '%s' for account '%s'" \
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% (backend, account.name))
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if not os.path.exists(self.directory):
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os.mkdir(self.directory, 0700)
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# self._folders is a list of LocalStatusFolders()
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self._folders = None
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def getsep(self):
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return '.'
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def getfolderfilename(self, foldername):
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"""Return the full path of the status file"""
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# replace with 'dot' if final path name is '.'
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foldername = re.sub('(^|\/)\.$','\\1dot', foldername)
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return os.path.join(self.directory, foldername)
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def makefolder(self, foldername):
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"""Create a LocalStatus Folder
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Empty Folder for plain backend. NoOp for sqlite backend as those
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are created on demand."""
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# Invalidate the cache.
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self._folders = None
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if self._backend == 'sqlite':
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return
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filename = self.getfolderfilename(foldername)
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file = open(filename + ".tmp", "wt")
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file.write(offlineimap.folder.LocalStatus.magicline + '\n')
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file.close()
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os.rename(filename + ".tmp", filename)
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# Invalidate the cache.
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self._folders = None
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def getfolder(self, foldername):
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"""Return the Folder() object for a foldername"""
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return self.LocalStatusFolderClass(self.directory, foldername,
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self, self.accountname,
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self.config)
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def getfolders(self):
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"""Returns a list of ALL folders on this server.
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This is currently nowhere used in the code."""
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if self._folders != None:
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return self._folders
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for folder in os.listdir(self.directory):
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self._folders = retval.append(self.getfolder(folder))
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return self._folders
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def forgetfolders(self):
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"""Forgets the cached list of folders, if any. Useful to run
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after a sync run."""
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self._folders = None
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