blob: 060a823fc436b6ef6b97dc9c44bf74981b384bd6 (
plain) (
blame)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
|
{-
Copyright (C) 2022 Yuchen Pei.
This file is part of f2md.
f2md is free software: you can redistribute it and/or modify it under
the terms of the GNU Affero General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
f2md is distributed in the hope that it will be useful, but WITHOUT
ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Affero General
Public License for more details.
You should have received a copy of the GNU Affero General Public
License along with f2md. If not, see <https://www.gnu.org/licenses/>.
-}
{-# LANGUAGE OverloadedStrings #-}
import qualified Data.Text as T
import Options.Applicative
import Control.Monad.IO.Class
import Control.Monad.Logger
import System.Directory
import Control.Monad.Extra
import Control.Exception
import F2Md.Types
import F2Md.Import
import F2Md.Export
import F2Md.Config
import Data.Maybe
import System.FilePath
-- TODO: kill on double C-c
main :: IO ()
main = do
options <- execParser opts
extConfs <- getUserdata $ oConfigPath options
mapM_ processConfig extConfs
where opts = info (progParser <**> helper)
(fullDesc <> progDesc "f2md feeds to maildir"
<> header "f2md - a utility to pull new items \
\from feeds and write them to maildir")
processConfig :: ExtConf -> IO ()
processConfig (ExtConf dbPath maildir feeds) = do
mapM_ (createDirectoryIfMissing True)
[maildir </> "new", maildir </> "cur", maildir </> "tmp"]
runStdoutLoggingT $
logInfoN $ "Updating " <> T.pack (show $ length feeds) <>
" feeds for " <> T.pack maildir <> "..."
mapM_ (\feed ->
catch (runStdoutLoggingT $ processFeed maildir dbPath feed)
(\e -> runStdoutLoggingT $ logErrorN $ T.pack (show (e :: SomeException))))
feeds
data Options = Options
{ oConfigPath :: FilePath
}
-- TODO: update db on interruption with the latest date
processFeed :: FilePath -> FilePath -> FeedUserdata -> LoggingT IO ()
processFeed root dbPath feed = do
logInfoN $ "Fetching " <> fuUrl feed <> "..."
msgs <- liftIO $ toMessagesFromUrl (fuUrl feed) (fuLastUpdated feed)
logInfoN $ "Writing " <> T.pack (show $ length msgs) <> " messages..."
liftIO $ mapM_ (writeMessage root) msgs
liftIO $ updateLastUpdated dbPath feed msgs
progParser :: Parser Options
progParser = Options
<$> strOption (long "config" <> short 'c' <> metavar "CONFIG"
<> value "~/.f2md.json" <> showDefault
<> help "Config file storing feeds, maildir \
\location and timestamp file location.")
|
