mateamt/src/Util.hs
2022-02-20 21:48:16 +01:00

134 lines
3.4 KiB
Haskell

{-# LANGUAGE FlexibleContexts #-}
{-# LANGUAGE OverloadedStrings #-}
{-# LANGUAGE RecordWildCards #-}
module Util where
import Opaleye
import Data.ByteString.Lazy (fromStrict)
import Data.Maybe (fromMaybe)
import Data.Profunctor.Product.Default (Default)
import qualified Data.Text as T
import qualified Data.Text.Encoding as E
import Database.PostgreSQL.Simple
import Control.Monad (void)
import Control.Monad.Reader (asks)
import Control.Monad.IO.Class (liftIO)
import Network.Mail.Mime
import System.Directory (doesFileExist)
-- internal imports
import Model
import Types
import Control.User
import Types (UserDetails(userDetailsId))
printSql :: Default Unpackspec a a => Select a -> IO ()
printSql = putStrLn . fromMaybe "Empty query" . showSql
initDB :: Connection -> IO ()
initDB conn = do
void $ execute_ conn initAvatar
void $ execute_ conn initUser
void $ execute_ conn initProduct
void $ execute_ conn initToken
void $ execute_ conn initAuthData
void $ execute_ conn initAmount
void $ execute_ conn initJournal
void $ execute_ conn initRole
void $ execute_ conn initUserToRole
void $ runInsertInitialRoles conn
-- This is only a dummy function.
-- TODO: Replace with proper translation function(s)!
__ = id
sendUserNotification
:: UserDetails -- ^ The recipient
-> T.Text -- ^ The mail subject
-> T.Text -- ^ The mail body
-> MateHandler ()
sendUserNotification recipient subject message =
case userDetailsEmail recipient of
Just email ->
sendNotification (Mail
{ mailFrom = Address Nothing "noreply"
, mailTo =
[ Address
(Just $ userDetailsIdent recipient)
email
]
, mailCc = []
, mailBcc = []
, mailHeaders = [("Subject", subject)]
, mailParts =
[[ Part
{ partType = "text/plain; charset=utf-8"
, partEncoding = None
, partDisposition = DefaultDisposition
, partHeaders = []
, partContent = PartContent (fromStrict $ E.encodeUtf8 message)
}
]]
}
)
Nothing ->
return ()
sendAdminNotification
:: T.Text -- The mail subject
-> T.Text -- The mail body
-> MateHandler ()
sendAdminNotification subject message = do
allUsers <- userGetAll
admins <- mapM
(\uid -> checkCapability uid roleCanManageSettings. userDetailsId)
allUsers
mapM_
(\ UserDetails {..} ->
let mail = Mail
{ mailFrom = Address Nothing "noreply"
, mailTo =
[ Address
(Just userDetailsIdent)
userDetailsEmail
]
, mailCc = []
, mailBcc =[]
, mailHeaders =
[[ Part
{ partType = "text/plain; charset=utf8"
, partEncoding = None
, partDisposition = DefaultDisposition
, partHeaders = []
, partContent = PartContent (fromString $ E.encodeUtf8 message)
}
]]
}
in
sendNotification mail
)
allUsers
sendNotification :: Mail -> MateHandler ()
sendNotification mail = do
sendmailPath <- asks rsSendmailPath
liftIO $ do
existence <- doesFileExist sendmailPath
if existence
then
renderSendMailCustom sendmailPath [] mail
else
print ("Warning: sending notification failed: Sendmail not present!"
:: String)