yammat/Handler/NewUser.hs

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-- yammat - Yet Another MateMAT
-- Copyright (C) 2015 Amedeo Molnár
--
-- This program 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.
--
-- This program 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 this program. If not, see <http://www.gnu.org/licenses/>.
{-# LANGUAGE DoAndIfThenElse #-}
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module Handler.NewUser where
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import Import as I
import Handler.Common
import Text.Shakespeare.Text
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getNewUserR :: Handler Html
getNewUserR = do
settings <- getsYesod appSettings
if appUserCreationBlocked settings
then do
setMessageI MsgCreationBlocked
redirect HomeR
else do
today <- liftIO $ return . utctDay =<< getCurrentTime
(newUserWidget, enctype) <- generateFormPost
$ renderBootstrap3 BootstrapBasicForm
$ newUserForm today
defaultLayout $
$(widgetFile "newUser")
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postNewUserR :: Handler Html
postNewUserR = do
settings <- getsYesod appSettings
if appUserCreationBlocked settings
then do
setMessageI MsgCreationBlocked
redirect HomeR
else do
today <- liftIO $ return . utctDay =<< getCurrentTime
((res, _), _) <- runFormPost
$ renderBootstrap3 BootstrapBasicForm
$ newUserForm today
case res of
FormSuccess user -> do
namesakes <- runDB $ selectList [UserIdent ==. userIdent user] []
if null namesakes
then do
runDB $ insert_ user
setMessageI MsgUserCreated
redirect HomeR
else do
setMessageI MsgUserIdentNotUnique
redirect NewUserR
_ -> do
setMessageI MsgUserNotCreated
redirect NewUserR
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newUserForm :: Day -> AForm Handler User
newUserForm today = User
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<$> areq textField (bfs MsgName) Nothing
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<*> pure 0
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<*> pure today
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<*> aopt emailField (bfs MsgEmailNotify) Nothing
<*> aopt (selectField avatars) (bfs MsgSelectAvatar) Nothing
<* bootstrapSubmit (msgToBSSubmit MsgSubmit)
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where
avatars = do
ents <- runDB $ selectList [] [Asc AvatarIdent]
optionsPairs $ map (\ent -> ((avatarIdent $ entityVal ent), entityKey ent)) ents
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data UserConf = UserConf
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{ userConfIdent :: Text
, userConfEmail :: Maybe Text
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, userConfAvatar :: Maybe AvatarId
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, userConfBarcode :: Maybe [Text]
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}
getModifyUserR :: UserId -> Handler Html
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getModifyUserR uId =
isUser uId HomeR >>= (\user -> do
p <- lookupGetParam "barcode"
_ <- handleGetParam p (Left uId)
rawbs <- runDB $ selectList [BarcodeUser ==. Just uId] []
let bs = map (barcodeCode . entityVal) rawbs
(modifyUserWidget, enctype) <- generateFormPost
$ renderBootstrap3 BootstrapBasicForm
$ modifyUserForm user bs
defaultLayout $
$(widgetFile "modifyUser")
)
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postModifyUserR :: UserId -> Handler Html
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postModifyUserR uId =
isUser uId HomeR >>= (\user -> do
rawbs <- runDB $ selectList [BarcodeUser ==. Just uId] []
let bs = map (barcodeCode . entityVal) rawbs
((res, _), _) <- runFormPost
$ renderBootstrap3 BootstrapBasicForm
$ modifyUserForm user bs
case res of
FormSuccess uc -> do
namesakes <- runDB $ selectList [UserIdent ==. userConfIdent uc, UserId !=. uId] []
if null namesakes
then do
runDB $ update uId
[ UserIdent =. userConfIdent uc
, UserEmail =. userConfEmail uc
, UserAvatar =. userConfAvatar uc
]
liftIO $ notify user (userConfEmail uc)
handleBarcodes (Left uId) (fromMaybe [] $ userConfBarcode uc)
setMessageI MsgUserEdited
redirect $ SelectR uId
else do
setMessageI MsgUserIdentNotUnique
redirect $ ModifyUserR uId
_ -> do
setMessageI MsgUserNotEdited
redirect $ SelectR uId
)
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modifyUserForm :: User -> [Text] -> AForm Handler UserConf
modifyUserForm user bs = UserConf
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<$> areq textField (bfs MsgName) (Just $ userIdent user)
<*> aopt emailField (bfs MsgEmailNotify) (Just $ userEmail user)
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<*> aopt (selectField avatars) (bfs MsgSelectAvatar) (Just $ userAvatar user)
<*> aopt barcodeField (bfs MsgBarcodeField) (Just $ Just bs)
<* bootstrapSubmit (msgToBSSubmit MsgSubmit)
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where
avatars = do
ents <- runDB $ selectList [] [Asc AvatarIdent]
optionsPairs $ map (\ent -> ((avatarIdent $ entityVal ent), entityKey ent)) ents
notify :: User -> Maybe Text -> IO ()
notify user email
| (userEmail user) == email = return ()
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| otherwise = case userEmail user of
Just address -> sendMail address "Profiländerung"
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[stext|
Hallo #{userIdent user},
deine Profileinstellungen wurden geändert.
Nur damit du Bescheid weißt.
Grüße,
der Matemat
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|]
Nothing -> return ()