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code.delx.au - offlineimap/blob - offlineimap/head/offlineimap/folder/LocalStatus.py
1 # Local status cache virtual folder
2 # Copyright (C) 2002 John Goerzen
3 # <jgoerzen@complete.org>
5 # This program is free software; you can redistribute it and/or modify
6 # it under the terms of the GNU General Public License as published by
7 # the Free Software Foundation; either version 2 of the License, or
8 # (at your option) any later version.
10 # This program is distributed in the hope that it will be useful,
11 # but WITHOUT ANY WARRANTY; without even the implied warranty of
12 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13 # GNU General Public License for more details.
15 # You should have received a copy of the GNU General Public License
16 # along with this program; if not, write to the Free Software
17 # Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
19 from Base
import BaseFolder
22 magicline
= "OFFLINEIMAP LocalStatus CACHE DATA - DO NOT MODIFY - FORMAT 1"
24 class LocalStatusFolder(BaseFolder
):
25 def __init__(self
, root
, name
):
29 self
.filename
= os
.path
.join(root
, name
)
30 self
.messagelist
= None
32 def storesmessages(self
):
35 def isnewfolder(self
):
36 return not os
.path
.exists(self
.filename
)
47 def getfullname(self
):
50 def cachemessagelist(self
):
51 if self
.isnewfolder():
54 file = open(self
.filename
, "rt")
56 line
= file.readline().strip()
57 assert(line
== magicline
)
58 for line
in file.xreadlines():
60 uid
, flags
= line
.split(':')
62 flags
= [x
for x
in flags
]
63 self
.messagelist
[uid
] = {'uid': uid
, 'flags': flags
}
67 file = open(self
.filename
+ ".tmp", "wt")
68 file.write(magicline
+ "\n")
69 for msg
in self
.messagelist
.values():
72 flags
= ''.join(flags
)
73 file.write("%s:%s\n" % (msg
['uid'], flags
))
75 os
.rename(self
.filename
+ ".tmp", self
.filename
)
77 def getmessagelist(self
):
78 return self
.messagelist
80 def savemessage(self
, uid
, content
, flags
):
82 # We cannot assign a uid.
85 if uid
in self
.messagelist
: # already have it
86 self
.savemessageflags(uid
, flags
)
89 self
.messagelist
[uid
] = {'uid': uid
, 'flags': flags
}
92 def getmessageflags(self
, uid
):
93 return self
.messagelist
[uid
]['flags']
95 def savemessageflags(self
, uid
, flags
):
96 self
.messagelist
[uid
]['flags'] = flags
98 def deletemessage(self
, uid
):
99 if not uid
in self
.messagelist
:
101 del(self
.messagelist
[uid
])