fradrive/src/Handler/Utils/Form.hs
2020-04-29 18:30:54 +02:00

1857 lines
79 KiB
Haskell

module Handler.Utils.Form
( module Handler.Utils.Form
, module Handler.Utils.Form.MassInput
, module Handler.Utils.Pandoc
, module Utils.Form
, MonadWriter(..)
) where
import Utils.Form
import Handler.Utils.Form.Types
import Handler.Utils.Pandoc
import Handler.Utils.DateTime
import Handler.Utils.Widgets
import Handler.Utils.I18n
import Import
import Data.Char (chr, ord)
import qualified Data.Char as Char
import qualified Data.Text as Text
import qualified Data.CaseInsensitive as CI
-- import Yesod.Core
import qualified Data.Text as T
-- import Yesod.Form.Types
import Yesod.Form.Bootstrap3
import Handler.Utils.Zip
import qualified Data.Conduit.List as C
import qualified Database.Esqueleto as E
import qualified Database.Esqueleto.Utils as E
import qualified Data.Set as Set
import Data.Map ((!), (!?))
import qualified Data.Map as Map
import qualified Data.HashMap.Lazy as HashMap
import Control.Monad.Writer.Class
import Control.Monad.Error.Class (MonadError(..))
import Data.Aeson (eitherDecodeStrict')
import Data.Aeson.Text (encodeToLazyText)
import qualified Text.Email.Validate as Email
import Data.Text.Lens (unpacked)
import Data.Char (isDigit)
import Text.Blaze (toMarkup)
import Handler.Utils.Form.MassInput
import qualified Data.Binary as Binary
import qualified Data.ByteString.Base64.URL as Base64
import Data.Time.Clock.System (systemEpochDay)
----------------------------
-- Buttons (new version ) --
----------------------------
-- NOTE: ButtonSubmit is defined in Utils.Form !
data ButtonDelete = BtnDelete
deriving (Enum, Eq, Ord, Bounded, Read, Show, Generic, Typeable)
instance Universe ButtonDelete
instance Finite ButtonDelete
nullaryPathPiece ''ButtonDelete $ camelToPathPiece' 1
embedRenderMessage ''UniWorX ''ButtonDelete id
instance Button UniWorX ButtonDelete where
btnClasses BtnDelete = [BCIsButton, BCDanger]
data ButtonSave = BtnSave
deriving (Enum, Eq, Ord, Bounded, Read, Show, Generic, Typeable)
instance Universe ButtonSave
instance Finite ButtonSave
-- | Save-Button as AForm
saveButton :: (Button (HandlerSite m) ButtonSave, MonadHandler m) => AForm m ()
saveButton = combinedButtonFieldF_ (Proxy @ButtonSave) ""
nullaryPathPiece ''ButtonSave $ camelToPathPiece' 1
embedRenderMessage ''UniWorX ''ButtonSave id
instance Button UniWorX ButtonSave where
btnClasses BtnSave = [BCIsButton, BCPrimary]
data ButtonHandIn = BtnHandIn
deriving (Enum, Eq, Ord, Bounded, Read, Show, Generic, Typeable)
instance Universe ButtonHandIn
instance Finite ButtonHandIn
nullaryPathPiece ''ButtonHandIn $ camelToPathPiece' 1
embedRenderMessage ''UniWorX ''ButtonHandIn id
instance Button UniWorX ButtonHandIn where
btnClasses BtnHandIn = [BCIsButton, BCPrimary]
data ButtonRegister = BtnRegister | BtnDeregister
deriving (Enum, Eq, Ord, Bounded, Read, Show, Generic, Typeable)
instance Universe ButtonRegister
instance Finite ButtonRegister
nullaryPathPiece ''ButtonRegister $ camelToPathPiece' 1
embedRenderMessage ''UniWorX ''ButtonRegister id
instance Button UniWorX ButtonRegister where
btnClasses BtnRegister = [BCIsButton, BCPrimary]
btnClasses BtnDeregister = [BCIsButton, BCDanger]
data ButtonHijack = BtnHijack
deriving (Enum, Eq, Ord, Bounded, Read, Show, Generic, Typeable)
instance Universe ButtonHijack
instance Finite ButtonHijack
nullaryPathPiece ''ButtonHijack $ camelToPathPiece' 1
embedRenderMessage ''UniWorX ''ButtonHijack id
instance Button UniWorX ButtonHijack where
btnClasses BtnHijack = [BCIsButton, BCDefault]
data ButtonSubmitDelete = BtnSubmit' | BtnDelete'
deriving (Enum, Eq, Ord, Bounded, Read, Show, Generic, Typeable)
instance Universe ButtonSubmitDelete
instance Finite ButtonSubmitDelete
embedRenderMessage ''UniWorX ''ButtonSubmitDelete $ dropSuffix "'"
instance Button UniWorX ButtonSubmitDelete where
btnClasses BtnSubmit' = [BCIsButton, BCPrimary]
btnClasses BtnDelete' = [BCIsButton, BCDanger]
btnValidate _ BtnSubmit' = True
btnValidate _ BtnDelete' = False
nullaryPathPiece ''ButtonSubmitDelete $ camelToPathPiece' 1 . dropSuffix "'"
-- -- Looks like a button, but is just a link (e.g. for create course, etc.)
-- data LinkButton = LinkButton (Route UniWorX)
-- deriving (Enum, Eq, Ord, Bounded, Read, Show)
--
-- instance PathPiece LinkButton where
-- LinkButton route = ???
linkButton :: Widget -> Widget -> [ButtonClass UniWorX] -> SomeRoute UniWorX -> Widget -- Alternative: Handler.Utils.simpleLink
linkButton defWdgt lbl cls url = do
access <- evalAccess (urlRoute url) False
case access of
Unauthorized _ -> defWdgt
_other -> do
url' <- toTextUrl url
[whamlet|
$newline never
<a href=#{url'} class=#{unwords $ map toPathPiece cls} role=button>
^{lbl}
|]
--------------------------
-- Interactive fieldset --
--------------------------
optionalAction :: AForm Handler a
-> FieldSettings UniWorX
-> Maybe Bool
-> (Html -> MForm Handler (FormResult (Maybe a), [FieldView UniWorX]))
optionalAction = optionalAction' mpopt
optionalAction' :: (Field Handler Bool -> FieldSettings UniWorX -> Maybe Bool -> MForm Handler (FormResult Bool, FieldView UniWorX))
-> AForm Handler a
-> FieldSettings UniWorX
-> Maybe Bool
-> (Html -> MForm Handler (FormResult (Maybe a), [FieldView UniWorX]))
optionalAction' minp justAct fs@FieldSettings{..} defActive csrf = do
(doRes, doView) <- minp checkBoxField fs defActive
(actionRes, actionViews') <- over _2 ($ []) <$> aFormToForm justAct
let actionViews = over (mapped . _fvInput) (\w -> $(widgetFile "widgets/multi-action/optional-action")) actionViews'
return (doRes >>= bool (pure Nothing) (Just <$> actionRes), over _fvInput (mappend $ toWidget csrf) doView : actionViews)
optionalActionA :: AForm Handler a
-> FieldSettings UniWorX
-> Maybe Bool
-> AForm Handler (Maybe a)
optionalActionA = optionalActionA' mpopt
optionalActionA' :: (Field Handler Bool -> FieldSettings UniWorX -> Maybe Bool -> MForm Handler (FormResult Bool, FieldView UniWorX))
-> AForm Handler a
-> FieldSettings UniWorX
-> Maybe Bool
-> AForm Handler (Maybe a)
optionalActionA' minp justAct fs defActive = formToAForm $ optionalAction' minp justAct fs defActive mempty
optionalActionW :: AForm Handler a
-> FieldSettings UniWorX
-> Maybe Bool
-> WForm Handler (FormResult (Maybe a))
optionalActionW = optionalActionW' mpopt
optionalActionW' :: (Field Handler Bool -> FieldSettings UniWorX -> Maybe Bool -> MForm Handler (FormResult Bool, FieldView UniWorX))
-> AForm Handler a
-> FieldSettings UniWorX
-> Maybe Bool
-> WForm Handler (FormResult (Maybe a))
optionalActionW' minp justAct fs defAction = aFormToWForm $ optionalActionA' minp justAct fs defAction
multiAction :: forall action a.
( RenderMessage UniWorX action, PathPiece action, Ord action )
=> Map action (AForm Handler a)
-> FieldSettings UniWorX
-> Maybe action
-> (Html -> MForm Handler (FormResult a, [FieldView UniWorX]))
multiAction = multiAction' mpopt
multiActionOpts :: forall action a.
Ord action
=> Map action (AForm Handler a)
-> Handler (OptionList action)
-> FieldSettings UniWorX
-> Maybe action
-> (Html -> MForm Handler (FormResult a, [FieldView UniWorX]))
multiActionOpts = multiActionOpts' mpopt
multiAction' :: forall action a.
( RenderMessage UniWorX action, PathPiece action, Ord action )
=> (Field Handler action -> FieldSettings UniWorX -> Maybe action -> MForm Handler (FormResult action, FieldView UniWorX))
-> Map action (AForm Handler a)
-> FieldSettings UniWorX
-> Maybe action
-> (Html -> MForm Handler (FormResult a, [FieldView UniWorX]))
multiAction' minp acts = multiActionOpts' minp acts (optionsF $ Map.keysSet acts)
multiActionField :: forall action a.
Ord action
=> (Field Handler action -> FieldSettings UniWorX -> Maybe action -> MForm Handler (FormResult action, FieldView UniWorX))
-> Map action (AForm Handler a)
-> (Field Handler action, action -> Maybe Text, action -> Maybe (SomeMessage UniWorX))
-> FieldSettings UniWorX
-> Maybe action
-> (Html -> MForm Handler (FormResult a, [FieldView UniWorX]))
multiActionField minp acts (actField, actExternal, actMessage) fs@FieldSettings{..} defAction csrf = do
(actionRes, actionView) <- minp (checkBool (`Map.member` acts) MsgMultiActionUnknownAction actField) fs defAction
results <- mapM (fmap (over _2 ($ [])) . aFormToForm) acts
MsgRenderer mr <- getMsgRenderer
let actionResults = view _1 <$> results
actionViews = Map.foldrWithKey accViews [] results
accViews :: forall b. action -> (b, [FieldView UniWorX]) -> [FieldView UniWorX] -> [FieldView UniWorX]
accViews act
| Just optionExternalValue <- actExternal act
, Just (mr -> optionDisplay) <- actMessage act
= flip mappend . over (mapped . _fvInput) (\w -> $(widgetFile "widgets/multi-action/multi-action")) . snd
| otherwise
= flip const
return ((actionResults Map.!) =<< actionRes, over _fvInput (mappend $ toWidget csrf) actionView : actionViews)
multiActionOpts' :: forall action a.
Ord action
=> (Field Handler action -> FieldSettings UniWorX -> Maybe action -> MForm Handler (FormResult action, FieldView UniWorX))
-> Map action (AForm Handler a)
-> Handler (OptionList action)
-> FieldSettings UniWorX
-> Maybe action
-> (Html -> MForm Handler (FormResult a, [FieldView UniWorX]))
multiActionOpts' minp acts mActsOpts fs@FieldSettings{..} defAction csrf = do
actsOpts <- liftHandler mActsOpts
let actsOpts' = OptionList
{ olOptions = filter (flip Map.member acts . optionInternalValue) $ olOptions actsOpts
, olReadExternal = assertM (flip Map.member acts) . olReadExternal actsOpts
}
acts' = Map.filterWithKey (\a _ -> any ((== a) . optionInternalValue) $ olOptions actsOpts') acts
actOption act = listToMaybe . filter (\Option{..} -> optionInternalValue == act) $ olOptions actsOpts'
actExternal = fmap optionExternalValue . actOption
actMessage = fmap (SomeMessage . optionDisplay) . actOption
multiActionField minp acts' (selectField $ return actsOpts', actExternal, actMessage) fs defAction csrf
multiActionA :: (RenderMessage UniWorX action, PathPiece action, Ord action)
=> Map action (AForm Handler a)
-> FieldSettings UniWorX
-> Maybe action
-> AForm Handler a
multiActionA acts fSettings defAction = formToAForm $ multiAction acts fSettings defAction mempty
multiActionAOpts :: Ord action
=> Map action (AForm Handler a)
-> Handler (OptionList action)
-> FieldSettings UniWorX
-> Maybe action
-> AForm Handler a
multiActionAOpts acts opts fSettings defAction = formToAForm $ multiActionOpts acts opts fSettings defAction mempty
multiActionW :: (RenderMessage UniWorX action, PathPiece action, Ord action)
=> Map action (AForm Handler a)
-> FieldSettings UniWorX
-> Maybe action
-> WForm Handler (FormResult a)
multiActionW acts fSettings defAction = aFormToWForm $ multiActionA acts fSettings defAction
multiActionWOpts :: Ord action
=> Map action (AForm Handler a)
-> Handler (OptionList action)
-> FieldSettings UniWorX
-> Maybe action
-> WForm Handler (FormResult a)
multiActionWOpts acts opts fSettings defAction = aFormToWForm $ multiActionAOpts acts opts fSettings defAction
multiActionM :: (RenderMessage UniWorX action, PathPiece action, Ord action)
=> Map action (AForm Handler a)
-> FieldSettings UniWorX
-> Maybe action
-> (Html -> MForm Handler (FormResult a, Widget))
multiActionM acts fSettings defAction = renderAForm FormStandard $ multiActionA acts fSettings defAction
multiActionMOpts :: Ord action
=> Map action (AForm Handler a)
-> Handler (OptionList action)
-> FieldSettings UniWorX
-> Maybe action
-> (Html -> MForm Handler (FormResult a, Widget))
multiActionMOpts acts opts fSettings defAction = renderAForm FormStandard $ multiActionAOpts acts opts fSettings defAction
-------------------------
-- Explained selection --
-------------------------
explainedSelectionField :: forall m a.
( MonadHandler m
, HandlerSite m ~ UniWorX
, Eq a
)
=> Maybe (SomeMessage UniWorX, Maybe Widget) -- ^ Label for none option
-> Handler ([(Option a, Maybe Widget)], Text -> Maybe a)
-> Field m a
explainedSelectionField optMsg' mkOpts = Field{..}
where
fieldEnctype = UrlEncoded
fieldParse ts _ = do
(_, parser) <- liftHandler mkOpts
if
| t : _ <- ts
, Just t' <- parser t
-> return . Right $ Just t'
| t : _ <- ts
, null t
-> return $ Right Nothing
| t : _ <- ts
-> return . Left . SomeMessage $ MsgInvalidEntry t
| otherwise
-> return $ Right Nothing
fieldView theId name attrs val isReq = do
(opts, _) <- liftHandler mkOpts
let optMsg = guardOnM (not isReq) optMsg'
inputId optExternal = [st|#{theId}__input--#{optExternal}|]
matchesVal Nothing = is _Left val
matchesVal (Just x) = val == Right x
$(widgetFile "widgets/explained-selection-field")
explainOptionList :: forall a.
Handler (OptionList a)
-> (a -> MaybeT Handler Widget)
-> Handler ([(Option a, Maybe Widget)], Text -> Maybe a)
explainOptionList ol mkExplanation = do
OptionList{..} <- ol
olOptions' <- forM olOptions $ \opt@Option{..} -> (opt, ) <$> runMaybeT (mkExplanation optionInternalValue)
return (olOptions', olReadExternal)
explainedMultiAction' :: forall action a.
Ord action
=> (Field Handler action -> FieldSettings UniWorX -> Maybe action -> MForm Handler (FormResult action, FieldView UniWorX))
-> Map action (AForm Handler a)
-> Handler ([(Option action, Maybe Widget)], Text -> Maybe action)
-> FieldSettings UniWorX
-> Maybe action
-> (Html -> MForm Handler (FormResult a, [FieldView UniWorX]))
explainedMultiAction' minp acts mActsOpts fs@FieldSettings{..} defAction csrf = do
(actsOpts, actsReadExternal) <- liftHandler mActsOpts
let actsOpts' = filter (flip Map.member acts . optionInternalValue . view _1) actsOpts
actsReadExternal' = assertM (flip Map.member acts) . actsReadExternal
acts' = Map.filterWithKey (\a _ -> any ((== a) . optionInternalValue . view _1) actsOpts') acts
actOption act = listToMaybe . filter (\Option{..} -> optionInternalValue == act) $ view _1 <$> actsOpts'
actExternal = fmap optionExternalValue . actOption
actMessage = fmap (SomeMessage . optionDisplay) . actOption
multiActionField minp acts' (explainedSelectionField Nothing $ return (actsOpts', actsReadExternal'), actExternal, actMessage) fs defAction csrf
explainedMultiAction :: forall action a.
Ord action
=> Map action (AForm Handler a)
-> Handler ([(Option action, Maybe Widget)], Text -> Maybe action)
-> FieldSettings UniWorX
-> Maybe action
-> (Html -> MForm Handler (FormResult a, [FieldView UniWorX]))
explainedMultiAction = explainedMultiAction' mpopt
explainedMultiActionA :: forall action a.
Ord action
=> Map action (AForm Handler a)
-> Handler ([(Option action, Maybe Widget)], Text -> Maybe action)
-> FieldSettings UniWorX
-> Maybe action
-> AForm Handler a
explainedMultiActionA acts mActsOpts fSettings defAction = formToAForm $ explainedMultiAction acts mActsOpts fSettings defAction mempty
------------
-- Fields --
------------
-- | add some additional text immediately after the field widget; probably not a good idea to use
annotateField :: ToWidget (HandlerSite m) wgt => wgt -> Field m a -> Field m a
annotateField ann field@Field{fieldView=fvf} =
let fvf' idt nmt atts ei bl =
[whamlet|
$newline never
^{fvf idt nmt atts ei bl}
^{ann}
|]
in field { fieldView=fvf'}
-- ciField moved to Utils.Form
routeField :: ( Monad m
, HandlerSite m ~ UniWorX
) => Field m (Route UniWorX)
routeField = checkMMap (return . maybe (Left MsgInvalidRoute) Right . fromPathPiece) toPathPiece textField
natFieldI :: (Monad m, Integral i, RenderMessage (HandlerSite m) msg, RenderMessage (HandlerSite m) FormMessage) => msg -> Field m i
natFieldI msg = convertField fromInteger toInteger $ checkBool (>= 0) msg $ intMinField 0
posIntFieldI :: (Monad m, Integral i, RenderMessage (HandlerSite m) msg, RenderMessage (HandlerSite m) FormMessage) => msg -> Field m i
posIntFieldI msg = convertField fromInteger toInteger $ checkBool (> 0) msg $ intMinField 0
-- | Field to request integral number > 'm'
minIntFieldI :: (Monad m, Integral i, Show i, RenderMessage (HandlerSite m) FormMessage, RenderMessage (HandlerSite m) msg) => i -> msg -> Field m i
minIntFieldI m msg = checkBool (> m) msg $ intMinField m
pointsField :: (Monad m, HandlerSite m ~ UniWorX) => Field m Points
pointsField = pointsFieldMinMax (Just 0) Nothing
pointsFieldMax :: (Monad m, HandlerSite m ~ UniWorX) => Maybe Points -> Field m Points
pointsFieldMax limit = pointsFieldMinMax (Just 0) limit
pointsFieldMinMax :: (Monad m, HandlerSite m ~ UniWorX) => Maybe Points -> Maybe Points -> Field m Points
pointsFieldMinMax lower upper = checklower $ checkupper $ fixedPrecMinMaxField lower upper -- NOTE: fixedPrecMinMaxField uses HTML5 input attributes min & max for better browser supprt, but may not be supported by all browsers yet
where
checklower | Just 0 <- lower = checkBool (>= 0) MsgPointsNotPositive
| Just minp <- lower = checkBool (>= minp) $ MsgPointsTooLow minp
| otherwise = id
checkupper | Just maxp <- upper = checkBool (<= maxp) $ MsgPointsTooHigh maxp
| otherwise = id
matriculationField :: Monad m => RenderMessage (HandlerSite m) FormMessage => Field m Text
matriculationField = textField -- no restrictions, since not everyone has a matriculation and pupils need special tags here
termsActiveField :: Field Handler TermId
termsActiveField = selectField $ optionsPersistKey [TermActive ==. True] [Desc TermStart] termName
termsAllowedField :: Field Handler TermId
termsAllowedField = selectField $ do
mayEditTerm <- isAuthorized TermEditR True
let termFilter | Authorized <- mayEditTerm = []
| otherwise = [TermActive ==. True]
optionsPersistKey termFilter [Desc TermStart] termName
termField :: Field Handler TermId
termField = selectField $ optionsPersistKey [] [Asc TermName] termName
termsSetField :: [TermId] -> Field Handler TermId
termsSetField tids = selectField $ optionsPersistKey [TermName <-. (unTermKey <$> tids)] [Desc TermStart] termName
-- termsSetField tids = selectFieldList [(unTermKey t, t)| t <- tids ]
termsActiveOrSetField :: [TermId] -> Field Handler TermId
termsActiveOrSetField tids = selectField $ optionsPersistKey ([TermActive ==.True] ||. [TermName <-. terms]) [Desc TermStart] termName
where terms = map unTermKey tids
-- termActiveOld :: Field Handler TermIdentifier
-- termActiveOld = convertField unTermKey TermKey $ selectField $ optionsPersistKey [TermActive ==. True] [Desc TermStart] termName
termNewField :: Field Handler TermIdentifier
termNewField = checkMMap (return.termFromText) termToText textField
schoolField :: Field Handler SchoolId
schoolField = selectField $ optionsPersistKey [] [Asc SchoolName] schoolName
schoolFieldEnt :: Field Handler (Entity School)
schoolFieldEnt = selectField $ optionsPersist [] [Asc SchoolName] schoolName
schoolFieldFor :: [SchoolId] -> Field Handler SchoolId
schoolFieldFor userSchools = selectField $ optionsPersistKey [SchoolShorthand <-. map unSchoolKey userSchools] [Asc SchoolName] schoolName
degreeField :: Field Handler StudyDegreeId
degreeField = selectField $ optionsPersistKey [] [Asc StudyDegreeName, Asc StudyDegreeShorthand, Asc StudyDegreeKey] id
degreeFieldEnt :: Field Handler (Entity StudyDegree)
degreeFieldEnt = selectField $ optionsPersist [] [Asc StudyDegreeName, Asc StudyDegreeShorthand, Asc StudyDegreeKey] id
-- | Select one of the user's primary active study features, or from a given list of StudyFeatures (regardless of user)
studyFeaturesPrimaryFieldFor :: Bool -- ^ Allow user to select `Nothing` (only applies if set of options is nonempty)?
-> [StudyFeaturesId] -> Maybe UserId -> Field Handler (Maybe StudyFeaturesId)
{-# DEPRECATED studyFeaturesPrimaryFieldFor "Use studyFeaturesFieldFor" #-}
studyFeaturesPrimaryFieldFor = studyFeaturesFieldFor . Just $ Set.singleton FieldPrimary
-- | Select one of the user's active study features, or from a given list of StudyFeatures (regardless of user)
studyFeaturesFieldFor :: Maybe (Set StudyFieldType) -- ^ Optionally restrict fields to only given types
-> Bool -- ^ Allow user to select `Nothing` (only applies if set of options is nonempty)?
-> [StudyFeaturesId] -> Maybe UserId -> Field Handler (Maybe StudyFeaturesId)
studyFeaturesFieldFor mRestr isOptional oldFeatures mbuid = selectField $ do
-- we need a join, so we cannot just use optionsPersistCryptoId
rawOptions <- runDB $ E.select $ E.from $ \(feature `E.InnerJoin` degree `E.InnerJoin` field) -> do
E.on $ feature E.^. StudyFeaturesField E.==. field E.^. StudyTermsId
E.on $ feature E.^. StudyFeaturesDegree E.==. degree E.^. StudyDegreeId
E.where_ $ ((feature E.^. StudyFeaturesId) `E.in_` E.valList oldFeatures)
E.||. (isActiveUserStudyFeature feature E.&&. isCorrectType feature)
return (feature, degree, field)
MsgRenderer mr <- getMsgRenderer
let showTypes
| length rawOptions <= 1
= False
| Just restr <- mRestr
, Set.size restr == 1
= False
| otherwise
= True
mkOptionList . nonEmptyOptions (mr MsgNoStudyField) <$> mapM (procOptions showTypes mr) rawOptions
where
isActiveUserStudyFeature feature = case mbuid of
Nothing -> E.false
Just uid -> feature E.^. StudyFeaturesUser E.==. E.val uid
E.&&. feature E.^. StudyFeaturesValid
isCorrectType feature = case mRestr of
Nothing -> E.true
Just restr -> feature E.^. StudyFeaturesType `E.in_` E.valList (Set.toList restr)
procOptions :: Bool -> (forall msg. RenderMessage UniWorX msg => msg -> Text) -> (Entity StudyFeatures, Entity StudyDegree, Entity StudyTerms) -> Handler (Option (Maybe StudyFeaturesId))
procOptions showTypes mr (Entity sfid sfeat, Entity _dgid sdegree, Entity _stid sterm) = do
cfid <- encrypt sfid
return Option
{ optionDisplay = if
| showTypes -> mr $ StudyDegreeTermType sdegree sterm (studyFeaturesType sfeat)
| otherwise -> mr $ StudyDegreeTerm sdegree sterm
, optionInternalValue = Just sfid
, optionExternalValue = toPathPiece (cfid :: CryptoID UUID StudyFeaturesId)
}
nonEmptyOptions :: Text -> [Option (Maybe StudyFeaturesId)] -> [Option (Maybe StudyFeaturesId)]
nonEmptyOptions emptyOpt opts
| null opts = pure nullOption
| isOptional = nullOption : opts
| otherwise = opts
where
nullOption = Option
{ optionDisplay = emptyOpt
, optionInternalValue = Nothing
, optionExternalValue = "NoStudyField"
}
uploadModeForm :: Maybe UploadMode -> AForm Handler UploadMode
uploadModeForm prev = multiActionA actions (fslI MsgSheetUploadMode) (classifyUploadMode <$> prev)
where
actions :: Map UploadModeDescr (AForm Handler UploadMode)
actions = Map.fromList
[ ( UploadModeNone, pure NoUpload)
, ( UploadModeAny
, UploadAny
<$> (fromMaybe False <$> aopt checkBoxField (fslI MsgUploadModeUnpackZips & setTooltip MsgUploadModeUnpackZipsTip) (Just $ prev ^? _Just . _unpackZips))
<*> aopt extensionRestrictionField (fslI MsgUploadModeExtensionRestriction & setTooltip MsgUploadModeExtensionRestrictionTip) ((prev ^? _Just . _extensionRestriction) <|> fmap Just defaultExtensionRestriction)
)
, ( UploadModeSpecific
, UploadSpecific <$> specificFileForm
)
]
extensionRestrictionField :: Field Handler (NonNull (Set Extension))
extensionRestrictionField = checkMMap (return . maybe (Left MsgUploadModeExtensionRestrictionEmpty) Right . fromNullable . toSet) (intercalate ", " . Set.toList . toNullable) textField
where
toSet = Set.fromList . filter (not . Text.null) . map (stripDot . Text.strip) . Text.splitOn ","
stripDot ext
| Just nExt <- Text.stripPrefix "." ext = nExt
| otherwise = ext
specificFileForm :: AForm Handler (NonNull (Set UploadSpecificFile))
specificFileForm = wFormToAForm $ do
currentRoute' <- getCurrentRoute
let miButtonAction :: forall p. PathPiece p => p -> Maybe (SomeRoute UniWorX)
miButtonAction frag = do
currentRoute <- currentRoute'
return . SomeRoute $ currentRoute :#: frag
miIdent <- ("specific-files--" <>) <$> newIdent
postProcess =<< massInputW MassInput{..} (fslI MsgUploadSpecificFiles & setTooltip MsgMassInputTip) True (preProcess <$> prev ^? _Just . _specificFiles)
where
preProcess :: NonNull (Set UploadSpecificFile) -> Map ListPosition (UploadSpecificFile, UploadSpecificFile)
preProcess = Map.fromList . zip [0..] . map (\x -> (x, x)) . Set.toList . toNullable
postProcess :: FormResult (Map ListPosition (UploadSpecificFile, UploadSpecificFile)) -> WForm Handler (FormResult (NonNull (Set UploadSpecificFile)))
postProcess mapResult = do
MsgRenderer mr <- getMsgRenderer
return $ do
mapResult' <- Set.fromList . map snd . Map.elems <$> mapResult
case fromNullable mapResult' of
Nothing -> throwError [mr MsgNoUploadSpecificFilesConfigured]
Just lResult -> do
let names = Set.map specificFileName mapResult'
labels = Set.map specificFileLabel mapResult'
if
| Set.size names /= Set.size mapResult'
-> throwError [mr MsgUploadSpecificFilesDuplicateNames]
| Set.size labels /= Set.size mapResult'
-> throwError [mr MsgUploadSpecificFilesDuplicateLabels]
| otherwise
-> return lResult
sFileForm :: (Text -> Text) -> Maybe UploadSpecificFile -> Form UploadSpecificFile
sFileForm nudge mPrevUF csrf = do
(labelRes, labelView) <- mpreq textField ("" & addName (nudge "label")) $ specificFileLabel <$> mPrevUF
(nameRes, nameView) <- mpreq textField ("" & addName (nudge "name")) $ specificFileName <$> mPrevUF
(reqRes, reqView) <- mpreq checkBoxField ("" & addName (nudge "required")) $ specificFileRequired <$> mPrevUF
return ( UploadSpecificFile <$> labelRes <*> nameRes <*> reqRes
, $(widgetFile "widgets/massinput/uploadSpecificFiles/form")
)
miAdd _ _ nudge submitView = Just $ \csrf -> do
(formRes, formWidget) <- sFileForm nudge Nothing csrf
let formWidget' = $(widgetFile "widgets/massinput/uploadSpecificFiles/add")
addRes' = formRes <&> \fileRes oldRess ->
let iStart = maybe 0 (succ . fst) $ Map.lookupMax oldRess
in pure $ Map.singleton iStart fileRes
return (addRes', formWidget')
miCell _ initFile _ nudge csrf =
sFileForm nudge (Just initFile) csrf
miDelete :: MassInputDelete ListLength
miDelete = miDeleteList
miAllowAdd _ _ _ = True
miAddEmpty _ _ _ = Set.empty
miLayout :: MassInputLayout ListLength UploadSpecificFile UploadSpecificFile
miLayout lLength _ cellWdgts delButtons addWdgts = $(widgetFile "widgets/massinput/uploadSpecificFiles/layout")
submissionModeForm :: Maybe SubmissionMode -> AForm Handler SubmissionMode
submissionModeForm prev = explainedMultiActionA actions opts (fslI MsgSheetSubmissionMode) $ classifySubmissionMode <$> prev
where
actions :: Map SubmissionModeDescr (AForm Handler SubmissionMode)
actions = Map.fromList
[ ( SubmissionModeNone
, pure $ SubmissionMode False Nothing
)
, ( SubmissionModeCorrector
, pure $ SubmissionMode True Nothing
)
, ( SubmissionModeUser
, SubmissionMode False . Just <$> uploadModeForm (prev ^? _Just . _submissionModeUser . _Just)
)
, ( SubmissionModeBoth
, SubmissionMode True . Just <$> uploadModeForm (prev ^? _Just . _submissionModeUser . _Just)
)
]
opts = explainOptionList optionsFinite $ \case
SubmissionModeNone -> mzero
SubmissionModeCorrector -> return $(i18nWidgetFile "submission-mode-explanation/corrector")
SubmissionModeUser -> return $(i18nWidgetFile "submission-mode-explanation/user")
SubmissionModeBoth -> return $ i18n MsgBothSubmissionsTip
data ExamBonusRule' = ExamBonusManual'
| ExamBonusPoints'
deriving (Eq, Ord, Read, Show, Enum, Bounded, Generic, Typeable)
instance Universe ExamBonusRule'
instance Finite ExamBonusRule'
nullaryPathPiece ''ExamBonusRule' $ camelToPathPiece' 1 . dropSuffix "'"
embedRenderMessage ''UniWorX ''ExamBonusRule' id
classifyBonusRule :: ExamBonusRule -> ExamBonusRule'
classifyBonusRule = \case
ExamBonusManual{} -> ExamBonusManual'
ExamBonusPoints{} -> ExamBonusPoints'
examBonusRuleForm :: Maybe ExamBonusRule -> AForm Handler ExamBonusRule
examBonusRuleForm prev = multiActionA actions (fslI MsgExamBonusRule) $ classifyBonusRule <$> prev
where
actions :: Map ExamBonusRule' (AForm Handler ExamBonusRule)
actions = Map.fromList
[ ( ExamBonusManual'
, ExamBonusManual
<$> (fromMaybe False <$> aopt checkBoxField (fslI MsgExamBonusOnlyPassed) (Just <$> preview _bonusOnlyPassed =<< prev))
)
, ( ExamBonusPoints'
, ExamBonusPoints
<$> apreq (checkBool (> 0) MsgExamBonusMaxPointsNonPositive pointsField) (fslI MsgExamBonusMaxPoints & setTooltip MsgExamBonusMaxPointsTip) (preview _bonusMaxPoints =<< prev)
<*> (fromMaybe False <$> aopt checkBoxField (fslI MsgExamBonusOnlyPassed) (Just <$> preview _bonusOnlyPassed =<< prev))
<*> areq (checkBool (> 0) MsgExamBonusRoundNonPositive pointsField) (fslI MsgExamBonusRound & setTooltip MsgExamBonusRoundTip) (preview _bonusRound =<< prev)
)
]
data ExamOccurrenceRule' = ExamRoomManual'
| ExamRoomFifo'
| ExamRoomSurname'
| ExamRoomMatriculation'
| ExamRoomRandom'
deriving (Eq, Ord, Read, Show, Enum, Bounded, Generic, Typeable)
instance Universe ExamOccurrenceRule'
instance Finite ExamOccurrenceRule'
nullaryPathPiece ''ExamOccurrenceRule' $ camelToPathPiece' 1 . dropSuffix "'"
embedRenderMessage ''UniWorX ''ExamOccurrenceRule' id
classifyExamOccurrenceRule :: ExamOccurrenceRule -> ExamOccurrenceRule'
classifyExamOccurrenceRule = \case
ExamRoomManual -> ExamRoomManual'
ExamRoomSurname -> ExamRoomSurname'
ExamRoomMatriculation -> ExamRoomMatriculation'
ExamRoomRandom -> ExamRoomRandom'
ExamRoomFifo -> ExamRoomFifo'
examOccurrenceRuleForm :: Maybe ExamOccurrenceRule -> AForm Handler ExamOccurrenceRule
examOccurrenceRuleForm = fmap reverseClassify . areq (selectField optionsFinite) (fslI MsgExamAutomaticOccurrenceAssignment & setTooltip MsgExamAutomaticOccurrenceAssignmentTip) . fmap classifyExamOccurrenceRule
where
reverseClassify = \case
ExamRoomManual' -> ExamRoomManual
ExamRoomFifo' -> ExamRoomFifo
ExamRoomSurname' -> ExamRoomSurname
ExamRoomMatriculation' -> ExamRoomMatriculation
ExamRoomRandom' -> ExamRoomRandom
data ExamGradingRule' = ExamGradingKey'
deriving (Eq, Ord, Read, Show, Enum, Bounded, Generic, Typeable)
instance Universe ExamGradingRule'
instance Finite ExamGradingRule'
nullaryPathPiece ''ExamGradingRule' $ camelToPathPiece' 2 . dropSuffix "'"
embedRenderMessage ''UniWorX ''ExamGradingRule' id
classifyExamGradingRule :: ExamGradingRule -> ExamGradingRule'
classifyExamGradingRule = \case
ExamGradingKey{} -> ExamGradingKey'
examGradingRuleForm :: Maybe ExamGradingRule -> AForm Handler ExamGradingRule
examGradingRuleForm prev = multiActionA actions (fslI MsgExamGradingRule) $ classifyExamGradingRule <$> prev
where
actions :: Map ExamGradingRule' (AForm Handler ExamGradingRule)
actions = Map.fromList
[ ( ExamGradingKey'
, ExamGradingKey <$> gradingKeyForm (fslI MsgExamGradingKey & setTooltip MsgExamGradingKeyTip) (preview _examGradingKey =<< prev)
)
]
gradingKeyForm :: FieldSettings UniWorX -> Maybe [Points] -> AForm Handler [Points]
gradingKeyForm FieldSettings{..} template = formToAForm . over (mapped . _2) pure $ do
MsgRenderer mr <- getMsgRenderer
fvId <- maybe newIdent return fsId
fvName <- maybe newFormIdent return fsName
let
grades :: [ExamGrade]
grades = universeF
let boundsFS (Text.filter isDigit . toPathPiece -> g) = ""
& addPlaceholder (mr MsgPoints)
& addName (fvName <> "__" <> g)
& addId (fvId <> "__" <> g)
bounds <- forM grades $ \case
g@Grade50 -> mforced pointsField (boundsFS g) 0
grade -> mpreq pointsField (boundsFS grade) $ preview (ix . pred $ fromEnum grade) =<< template
let errors
| anyOf (folded . _1 . _FormSuccess) (< 0) bounds = [mr MsgPointsMustBeNonNegative]
| FormSuccess bounds' <- sequence $ map (view _1) bounds
, not $ monotone bounds'
= [mr MsgPointsMustBeMonotonic]
| otherwise
= []
return ( if
| null errors -> sequence . unsafeTail $ map fst bounds
| otherwise -> FormFailure errors
, FieldView
{ fvLabel = toMarkup $ mr fsLabel
, fvTooltip = toMarkup . mr <$> fsTooltip
, fvId
, fvInput = let boundWidgets = map (fvInput . snd) bounds
in $(widgetFile "widgets/gradingKey")
, fvErrors = if
| (e : _) <- errors -> Just $ toMarkup e
| otherwise -> Nothing
, fvRequired = True
}
)
where
monotone (x1:x2:xs) = x1 <= x2 && monotone (x2:xs)
monotone _ = True
pseudonymWordField :: Field Handler PseudonymWord
pseudonymWordField = checkMMap doCheck id $ ciField & addDatalist (return $ mkOptionList [ Option w' w w' | w <- pseudonymWordlist, let w' = CI.original w ])
where
doCheck w
| Just w' <- find (== w) pseudonymWordlist
= return $ Right w'
| otherwise
= return . Left $ MsgUnknownPseudonymWord (CI.original w)
type FileUploads = ConduitT () (Either FileId File) Handler ()
uploadContents :: (MonadHandler m, HandlerSite m ~ UniWorX) => ConduitT (Either FileId File) ByteString m ()
uploadContents = C.mapMaybeM $ either dbContents (return . fileContent)
where dbContents = fmap (fileContent =<<) . liftHandler . runDB . get
data FileFieldUserOption a = FileFieldUserOption
{ fieldOptionForce :: Bool
, fieldOptionDefault :: a
} deriving (Eq, Ord, Read, Show, Generic, Typeable)
data FileField = FileField
{ fieldIdent :: Maybe Text
, fieldUnpackZips :: FileFieldUserOption Bool
, fieldMultiple :: Bool
, fieldRestrictExtensions :: Maybe (NonNull (Set Extension))
, fieldAdditionalFiles :: Map FileId (FileFieldUserOption Bool)
} deriving (Eq, Ord, Read, Show, Generic, Typeable)
genericFileField :: forall m.
( MonadHandler m
, HandlerSite m ~ UniWorX
)
=> Handler FileField -> Field m FileUploads
genericFileField mkOpts = Field{..}
where
permittedExtension :: FileField -> FileName -> Bool
permittedExtension FileField{..} fTitle
| Just exts <- fieldRestrictExtensions
= anyOf (re _nullable . folded . unpacked) ((flip isExtensionOf `on` CI.foldCase) $ unpack fTitle) exts
| otherwise
= True
getIdent :: forall m'. (MonadHandler m', RenderRoute (HandlerSite m')) => FileField -> m' (Maybe Text)
getIdent FileField{..} = do
ident <- case fieldIdent of
Just ident -> return $ Just ident
Nothing -> runMaybeT $ do
cRoute <- MaybeT getCurrentRoute
pos <- newIdent
$logDebugS "genericFileField.getIdent" pos
return $ hash (cRoute, pos)
& toStrict . Binary.encode
& decodeUtf8 . Base64.encode
& Text.dropWhileEnd (== '=')
$logDebugS "genericFileField.getIdent" $ tshow ident
return ident
getPermittedFiles :: Maybe Text -> FileField -> DB (Map FileId (FileFieldUserOption Bool))
getPermittedFiles mIdent opts@FileField{..} = do
sessionFiles <- fmap fold . for mIdent $ \fieldIdent' ->
fold . (HashMap.lookup fieldIdent' . unMergeHashMap =<<) <$> lookupSessionJson @_ @(MergeHashMap Text (Set SessionFileId)) @_ SessionFiles
sessionFiles' <- flip foldMapM sessionFiles $ \sfId -> maybeT (return Map.empty) $ do
SessionFile{..} <- MaybeT $ get sfId
when (is _Just fieldRestrictExtensions) $ do
(fTitle, isDirectory) <- MaybeT . fmap (getFirst . foldMap (First . Just . $(E.unValueN 2))) . E.select . E.from $ \file -> do
E.where_ $ file E.^. FileId E.==. E.val sessionFileFile
return $ (file E.^. FileTitle, E.isNothing $ file E.^. FileContent)
guard $ isDirectory || permittedExtension opts (pack fTitle)
return . Map.singleton sessionFileFile $ FileFieldUserOption False True
$logDebugS "genericFileField.getPermittedFiles" $ "Additional: " <> tshow fieldAdditionalFiles
$logDebugS "genericFileField.getPermittedFiles" $ "Session: " <> tshow sessionFiles'
return $ fieldAdditionalFiles <> sessionFiles'
handleUpload :: Maybe Text -> File -> DB (Maybe FileId)
handleUpload mIdent file = do
for mIdent $ \ident -> do
now <- liftIO getCurrentTime
fId <- insert file
sfId <- insert $ SessionFile fId now
tellSessionJson SessionFiles . MergeHashMap . HashMap.singleton ident $ Set.singleton sfId
return fId
fieldEnctype = Multipart
fieldParse :: [Text] -> [FileInfo] -> m (Either (SomeMessage (HandlerSite m)) (Maybe FileUploads))
fieldParse vals files = do
opts@FileField{..} <- liftHandler mkOpts
mIdent <- fmap getFirst . flip foldMapM vals $ \v ->
fmap First . runMaybeT . exceptTMaybe $ encodedSecretBoxOpen v
let
decrypt' :: CryptoUUIDFile -> Handler (Maybe FileId)
decrypt' = fmap (either (\(_ :: CryptoIDError) -> Nothing) Just) . try . decrypt
let uploadedFilenames = fileName <$> bool (take 1) id fieldMultiple files
let
doUnpack
| fieldOptionForce fieldUnpackZips = fieldOptionDefault fieldUnpackZips
| otherwise = unpackZips `elem` vals
handleFile :: FileInfo -> ConduitT () File Handler ()
handleFile
| doUnpack = sourceFiles
| otherwise = yieldM . acceptFile
if | invExt : _ <- filter (not . permittedExtension opts) uploadedFilenames
-> do
liftHandler . runDB . runConduit $
mapM_ (transPipe lift . handleFile) files
.| C.mapM_ (void . handleUpload mIdent)
return . Left . SomeMessage . MsgGenericFileFieldInvalidExtension $ unpack invExt
| otherwise
-> do
let fSrc = do
permittedFiles <- liftHandler . runDB $ getPermittedFiles mIdent opts
yieldMany [ Left fId
| (fId, FileFieldUserOption{..}) <- Map.toList permittedFiles
, fieldOptionForce, fieldOptionDefault
]
yieldMany vals
.| C.mapMaybe fromPathPiece
.| C.mapMaybeM (\enc -> fmap (, enc) <$> decrypt' enc)
.| C.filter (\(fId, _) -> maybe False (not . fieldOptionForce) $ Map.lookup fId permittedFiles)
.| C.filter (\(_, enc) -> fieldMultiple
|| ( (bool (\n h -> [n] == h) elem fieldMultiple) enc (mapMaybe fromPathPiece vals)
&& null files
)
)
.| C.map (\(fId, _) -> Left fId)
mapM_ handleFile (bool (take 1) id fieldMultiple files) .| C.map Right
(unsealConduitT -> fSrc', length -> nFiles) <- liftHandler $ fSrc $$+ peekN 2
$logDebugS "genericFileField.fieldParse" $ tshow nFiles
if
| nFiles <= 0 -> return $ Right Nothing
| nFiles <= 1 -> return . Right $ Just fSrc'
| not fieldMultiple -> do
liftHandler . runDB . runConduit $
mapM_ (transPipe lift . handleFile) files
.| C.mapM_ (void . handleUpload mIdent)
return . Left $ SomeMessage MsgOnlyUploadOneFile
| otherwise -> return . Right $ Just fSrc'
fieldView :: FieldViewFunc m FileUploads
fieldView fieldId fieldName _attrs val req = do
opts@FileField{..} <- liftHandler mkOpts
mIdent <- getIdent opts
identSecret <- for mIdent $ encodedSecretBox SecretBoxShort
fileInfos <- liftHandler . runDB $ do
permittedFiles <- getPermittedFiles mIdent opts
let
handleReference fId
| fId `Map.member` permittedFiles = return $ Just fId
| otherwise = return Nothing
sentVals <- for val $ \src ->
fmap Set.fromList . sourceToList
$ transPipe lift src
.| C.mapMaybeM (either handleReference $ handleUpload mIdent)
let
toFUI (E.Value fuiId', E.Value fuiTitle) = do
fuiId <- encrypt fuiId'
let fuiHtmlId = [st|#{fieldId}--#{toPathPiece fuiId}|]
fuiChecked
| Right sentVals' <- sentVals
= fuiId' `Set.member` sentVals'
| Just FileFieldUserOption{..} <- Map.lookup fuiId' fieldAdditionalFiles
= fieldOptionDefault
| otherwise = False
fuiSession = fuiId' `Map.notMember` fieldAdditionalFiles
fuiForced
| Just FileFieldUserOption{..} <- Map.lookup fuiId' permittedFiles
= fieldOptionForce
| otherwise
= False
return FileUploadInfo{..}
fileInfos' <- mapM toFUI <=< E.select . E.from $ \file -> do
E.where_ $ file E.^. FileId `E.in_` E.valList (Set.toList $ fold sentVals <> Map.keysSet permittedFiles)
E.orderBy [E.asc $ file E.^. FileTitle]
return (file E.^. FileId, file E.^. FileTitle)
return $ sortOn (splitPath . fuiTitle) fileInfos'
let
mayUnpack = not (fieldOptionForce fieldUnpackZips) || fieldOptionDefault fieldUnpackZips
zipExtensions = mimeExtensions typeZip
acceptRestricted = isJust fieldRestrictExtensions
accept = Text.intercalate "," . map ("." <>) $ bool [] (Set.toList zipExtensions) mayUnpack ++ toListOf (_Just . re _nullable . folded) fieldRestrictExtensions
uploadOnlySessionMessage <- messageIconI Warning IconFileUploadSession MsgFileUploadOnlySessionTip
$(widgetFile "widgets/genericFileField")
unpackZips :: Text
unpackZips = "unpack-zip"
fileFieldMultiple :: (MonadHandler m, HandlerSite m ~ UniWorX) => Field m FileUploads
fileFieldMultiple = genericFileField $ return FileField
{ fieldIdent = Nothing
, fieldUnpackZips = FileFieldUserOption True False
, fieldMultiple = True
, fieldRestrictExtensions = Nothing
, fieldAdditionalFiles = Map.empty
}
fileField :: (MonadHandler m, HandlerSite m ~ UniWorX) => Field m FileUploads
fileField = genericFileField $ return FileField
{ fieldIdent = Nothing
, fieldUnpackZips = FileFieldUserOption True False
, fieldMultiple = False
, fieldRestrictExtensions = Nothing
, fieldAdditionalFiles = Map.empty
}
specificFileField :: UploadSpecificFile -> Field Handler FileUploads
specificFileField UploadSpecificFile{..} = convertField fixupFileTitles id . genericFileField $ return FileField
{ fieldIdent = Nothing
, fieldUnpackZips = FileFieldUserOption True False
, fieldMultiple = False
, fieldRestrictExtensions = fromNullable . maybe Set.empty (Set.singleton . view _2) . Map.lookupMin . Map.fromList . map (length &&& id) $ fileNameExtensions specificFileName
, fieldAdditionalFiles = Map.empty
}
where
fixupFileTitles = flip (.|) . C.mapM $ either (fmap Left . updateFileReference) (fmap Right . updateFile)
where updateFileReference fId = runDB . maybeT (return fId) $ do
oldTitle <- MaybeT . fmap (getFirst . foldMap (First . Just)) . E.select . E.from $ \file -> do
E.where_ $ file E.^. FileId E.==. E.val fId
return $ file E.^. FileTitle
if | oldTitle == E.Value (unpack specificFileName)
-> return fId
| otherwise -> lift $ do
fId' <- insert $ File (unpack specificFileName) Nothing (toMidnight systemEpochDay) {- temporary -}
E.update $ \file' -> do
let newModified = E.subSelect . E.from $ \file -> do
E.where_ $ file E.^. FileId E.==. E.val fId
return $ file E.^. FileModified
newContent = E.subSelect . E.from $ \file -> do
E.where_ $ file E.^. FileId E.==. E.val fId
return $ file E.^. FileContent
E.set file' [ FileModified E.=. E.maybe (E.val $ toMidnight systemEpochDay) id newModified, FileContent E.=. E.joinV newContent ]
return fId'
updateFile = return . set _fileTitle (unpack specificFileName)
zipFileField :: Bool -- ^ Unpack zips?
-> Maybe (NonNull (Set Extension)) -- ^ Restrictions on file extensions
-> Field Handler FileUploads
zipFileField doUnpack permittedExtensions = genericFileField $ return FileField
{ fieldIdent = Nothing
, fieldUnpackZips = FileFieldUserOption True doUnpack
, fieldMultiple = doUnpack
, fieldRestrictExtensions = permittedExtensions
, fieldAdditionalFiles = Map.empty
}
fileUploadForm :: Bool -- ^ Required?
-> (Bool -> FieldSettings UniWorX) -- ^ given @unpackZips@ generate `FieldSettings` in the case of `UploadAny`
-> UploadMode -> AForm Handler (Maybe FileUploads)
fileUploadForm isReq mkFs = \case
NoUpload
-> pure Nothing
UploadAny{..}
-> bool aopt (\f fs _ -> Just <$> areq f fs Nothing) isReq (zipFileField unpackZips extensionRestriction) (mkFs unpackZips) Nothing
UploadSpecific{..}
-> mergeFileSources <$> sequenceA (map specificFileForm . Set.toList $ toNullable specificFiles)
where
specificFileForm :: UploadSpecificFile -> AForm Handler (Maybe FileUploads)
specificFileForm spec@UploadSpecificFile{..}
= bool (\f fs d -> aopt f fs $ fmap Just d) (\f fs d -> Just <$> areq f fs d) specificFileRequired (specificFileField spec) (fsl specificFileLabel) Nothing
mergeFileSources :: [Maybe FileUploads] -> Maybe FileUploads
mergeFileSources (catMaybes -> sources) = case sources of
[] -> Nothing
fs -> Just $ sequence_ fs
multiFileField' :: FileUploads -- ^ Permitted files in same format as produced by `multiFileField`
-> Field Handler FileUploads
multiFileField' permittedFiles = multiFileField . runConduit $ permittedFiles .| C.mapMaybe (preview _Left) .| C.foldMap Set.singleton
multiFileField :: Handler (Set FileId) -- ^ Set of files that may be submitted by id-reference
-> Field Handler FileUploads
multiFileField mkPermitted = genericFileField $ mkField <$> mkPermitted
where mkField permitted = FileField
{ fieldIdent = Nothing
, fieldUnpackZips = FileFieldUserOption False False
, fieldMultiple = True
, fieldRestrictExtensions = Nothing
, fieldAdditionalFiles = Map.fromSet (const $ FileFieldUserOption False True) permitted
}
data SheetGrading' = Points' | PassPoints' | PassBinary'
deriving (Eq, Ord, Read, Show, Enum, Bounded)
instance Universe SheetGrading'
instance Finite SheetGrading'
nullaryPathPiece ''SheetGrading' (camelToPathPiece . dropSuffix "'")
embedRenderMessage ''UniWorX ''SheetGrading' ("SheetGrading" <>)
data SheetType' = Normal' | Bonus' | Informational' | NotGraded'
deriving (Eq, Ord, Read, Show, Enum, Bounded)
instance Universe SheetType'
instance Finite SheetType'
nullaryPathPiece ''SheetType' (camelToPathPiece . dropSuffix "'")
embedRenderMessage ''UniWorX ''SheetType' ("SheetType" <>)
data SheetGroup' = Arbitrary' | RegisteredGroups' | NoGroups'
deriving (Eq, Ord, Read, Show, Enum, Bounded)
instance Universe SheetGroup'
instance Finite SheetGroup'
nullaryPathPiece ''SheetGroup' (camelToPathPiece . dropSuffix "'")
embedRenderMessage ''UniWorX ''SheetGroup' (("SheetGroup" <>) . dropSuffix "'")
sheetGradingAFormReq :: FieldSettings UniWorX -> Maybe SheetGrading -> AForm Handler SheetGrading
sheetGradingAFormReq fs template = multiActionA selOptions fs (classify' <$> template)
where
selOptions = Map.fromList
[ ( Points', Points <$> maxPointsReq )
, ( PassPoints', PassPoints <$> maxPointsReq <*> passPointsReq )
, ( PassBinary', pure PassBinary)
]
classify' :: SheetGrading -> SheetGrading'
classify' = \case
Points {} -> Points'
PassPoints {} -> PassPoints'
PassBinary {} -> PassBinary'
maxPointsReq = apreq pointsField (fslI MsgSheetGradingMaxPoints) (template >>= preview _maxPoints)
passPointsReq = apreq pointsField (fslI MsgSheetGradingPassingPoints) (template >>= preview _passingPoints)
sheetTypeAFormReq :: FieldSettings UniWorX -> Maybe SheetType -> AForm Handler SheetType
sheetTypeAFormReq fs template = explainedMultiActionA acts opts fs (classify' <$> template)
where
acts = Map.fromList
[ ( Normal', Normal <$> gradingReq )
, ( Bonus' , Bonus <$> gradingReq )
, ( Informational', Informational <$> gradingReq )
, ( NotGraded', pure NotGraded )
]
gradingReq = sheetGradingAFormReq (fslI MsgSheetGrading
& setTooltip MsgSheetGradingInfo) (template >>= preview _grading)
opts = explainOptionList optionsFinite $ \case
Normal' -> return $ i18n MsgSheetTypeInfoNormalLecturer
Bonus' -> return $ i18n MsgSheetTypeInfoBonus
Informational' -> return $ i18n MsgSheetTypeInfoInformational
NotGraded' -> return $ i18n MsgSheetTypeInfoNotGraded
classify' :: SheetType -> SheetType'
classify' = \case
Bonus {} -> Bonus'
Normal {} -> Normal'
Informational {} -> Informational'
NotGraded -> NotGraded'
sheetGroupAFormReq :: FieldSettings UniWorX -> Maybe SheetGroup -> AForm Handler SheetGroup
sheetGroupAFormReq fs template = explainedMultiActionA acts opts fs (classify' <$> template)
where
acts = Map.fromList
[ ( Arbitrary', Arbitrary
<$> apreq (natFieldI MsgGroupSizeNotNatural) (fslI MsgSheetGroupMaxGroupsize & noValidate) (preview _maxParticipants =<< template)
)
, ( RegisteredGroups', pure RegisteredGroups )
, ( NoGroups', pure NoGroups )
]
opts = explainOptionList optionsFinite $ \case
Arbitrary' -> return $(i18nWidgetFile "sheet-grouping-explanation/arbitrary")
RegisteredGroups' -> return $(i18nWidgetFile "sheet-grouping-explanation/registered")
NoGroups' -> mzero
classify' :: SheetGroup -> SheetGroup'
classify' = \case
Arbitrary _ -> Arbitrary'
RegisteredGroups -> RegisteredGroups'
NoGroups -> NoGroups'
{-
dayTimeField :: FieldSettings UniWorX -> Maybe UTCTime -> Form Handler UTCTime
dayTimeField fs mutc = do
let (mbDay,mbTime) = case mutcs of
Nothing -> return (Nothing,Nothing)
(Just utc) ->
(dayResult, dayView) <- mreq dayField fs
(result, view) <- (,) <$> dayField <*> timeField
where
(mbDay,mbTime)
| (Just utc) <- mutc =
let lt = utcToLocalTime ??? utcs
in (Just $ localDay lt, Just $ localTimeOfDay lt)
| otherwise = (Nothing,Nothing)
-}
fieldTimeFormat :: String
-- fieldTimeFormat = "%e.%m.%y %k:%M"
fieldTimeFormat = "%Y-%m-%dT%H:%M:%S"
localTimeField :: (MonadHandler m, HandlerSite m ~ UniWorX) => Field m LocalTime
localTimeField = Field
{ fieldParse = parseHelperGen readTime
, fieldView = \theId name attrs val isReq -> do
val' <- either id id <$> traverse (formatTime' fieldTimeFormat) val
[whamlet|
$newline never
<input id="#{theId}" name="#{name}" *{attrs} type="datetime-local" :isReq:required value="#{val'}">
|]
, fieldEnctype = UrlEncoded
}
where
-- `defaultTimeLocale` is okay here, since `fieldTimeFormat` does not contain any words
readTime :: Text -> Either UniWorXMessage LocalTime
readTime t =
case parseTimeM True defaultTimeLocale fieldTimeFormat (T.unpack t) of
Just lTime -> Right lTime
Nothing -> Left MsgInvalidDateTimeFormat
utcTimeField :: (MonadHandler m, HandlerSite m ~ UniWorX) => Field m UTCTime
utcTimeField = checkMMap (return . localTimeToUTC') utcToLocalTime localTimeField
where
localTimeToUTC' l = case localTimeToUTC l of
LTUUnique{_ltuResult} -> Right _ltuResult
LTUNone{} -> Left MsgIllDefinedUTCTime
LTUAmbiguous{} -> Left MsgAmbiguousUTCTime
langField :: Bool -- ^ Only allow values from `appLanguages`
-> Field Handler Lang
langField False = checkBool langCheck MsgInvalidLangFormat $ textField & addDatalist appLanguagesOpts
where langCheck (T.splitOn "-" -> lParts)
= all ((&&) <$> not . null <*> T.all Char.isAlpha) lParts
&& not (null lParts)
langField True = selectField appLanguagesOpts
jsonField :: ( ToJSON a, FromJSON a
, MonadHandler m
, RenderMessage (HandlerSite m) UniWorXMessage
, RenderMessage (HandlerSite m) FormMessage
)
=> Bool {-^ Hidden? -}
-> Field m a
jsonField hide = Field{..}
where
inputType :: Text
inputType
| hide = "hidden"
| otherwise = "text"
fieldParse [encodeUtf8 -> v] [] = return . bimap (SomeMessage . MsgJSONFieldDecodeFailure) Just $ eitherDecodeStrict' v <|> eitherDecodeStrict' (urlDecode True v)
fieldParse [] [] = return $ Right Nothing
fieldParse _ _ = return . Left $ SomeMessage MsgValueRequired
fieldView theId name attrs val isReq = liftWidget [whamlet|
<input id=#{theId} name=#{name} *{attrs} type=#{inputType} :isReq:required value=#{either fromStrict encodeToLazyText val}>
|]
fieldEnctype = UrlEncoded
boolField :: ( MonadHandler m
, HandlerSite m ~ UniWorX
)
=> Maybe (SomeMessage UniWorX) -> Field m Bool
boolField mkNone = Field
{ fieldParse = \e _ -> return $ boolParser e
, fieldView = \theId name attrs val isReq -> $(widgetFile "widgets/fields/bool")
, fieldEnctype = UrlEncoded
}
where
boolParser [] = Right Nothing
boolParser (x:_) = case x of
"" -> Right Nothing
"none" -> Right Nothing
"yes" -> Right $ Just True
"on" -> Right $ Just True
"no" -> Right $ Just False
"true" -> Right $ Just True
"false" -> Right $ Just False
t -> Left $ SomeMessage $ MsgInvalidBool t
showVal = either $ const False
sectionedFuncForm :: forall k v m sec.
( Finite k, Ord k
, MonadHandler m
, HandlerSite m ~ UniWorX
, RenderMessage UniWorX sec
, Ord sec
)
=> (k -> Maybe sec) -> (k -> AForm m v) -> FieldSettings UniWorX -> Bool -> AForm m (k -> v)
sectionedFuncForm mkSection mkForm FieldSettings{fsName = _, fsAttrs = _, ..} isRequired = formToAForm $ funcFieldView =<< renderAForm FormStandard funcForm' mempty
where
funcForm' :: AForm m (k -> v)
funcForm' = Set.fromList universeF
& foldr (\v -> Map.unionWith Set.union $ Map.singleton (mkSection v) (Set.singleton v)) Map.empty
& fmap (Map.fromSet mkForm)
& fmap sequenceA
& Map.foldrWithKey accSections (pure Map.empty)
& fmap (!)
accSections mSection optsForm acc = wFormToAForm $ do
(res, fs) <- wFormFields $ aFormToWForm optsForm
if
| not $ null fs
, Just section <- mSection
-> wformSection section
| otherwise
-> return ()
lift $ tell fs
aFormToWForm $ Map.union <$> wFormToAForm (pure res) <*> acc
funcFieldView :: (FormResult (k -> v), Widget) -> MForm m (FormResult (k -> v), [FieldView UniWorX])
funcFieldView (res, formView) = do
mr <- getMessageRender
fvId <- maybe newIdent return fsId
let fvLabel = toHtml $ mr fsLabel
fvTooltip = fmap (toHtml . mr) fsTooltip
fvRequired = isRequired
fvErrors
| FormFailure (err:_) <- res = Just $ toHtml err
| otherwise = Nothing
fvInput = $(widgetFile "widgets/fields/funcField")
return (res, pure FieldView{..})
-- areq nsField (fslI MsgNotificationSettings) (stgNotficationSettings <$> template)
funcForm :: forall k v m.
( Finite k, Ord k
, MonadHandler m
, HandlerSite m ~ UniWorX
)
=> (k -> AForm m v) -> FieldSettings UniWorX -> Bool -> AForm m (k -> v)
funcForm = sectionedFuncForm $ const (Nothing :: Maybe Text)
fsm :: RenderMessage UniWorX msg => msg -> FieldSettings UniWorX -- DEPRECATED
fsm = bfs -- TODO: get rid of Bootstrap
fsb :: Text -> FieldSettings site -- DEPRECATED
fsb = bfs -- Just to avoid annoying Ambiguous Type Errors
fsUniq :: (Text -> Text) -> Text -> FieldSettings site
fsUniq mkUnique seed = "" { fsName = Just $ mkUnique seed }
optionsPersistCryptoId :: forall site backend a msg.
( YesodPersist site
, PersistQueryRead backend
, HasCryptoUUID (Key a) (HandlerFor site)
, KnownSymbol (CryptoIDNamespace UUID (Key a))
, RenderMessage site msg
, YesodPersistBackend site ~ backend
, PersistRecordBackend a backend
, PathPiece (Key a)
)
=> [Filter a]
-> [SelectOpt a]
-> (a -> msg)
-> HandlerFor site (OptionList (Entity a))
optionsPersistCryptoId filts ords toDisplay = do
ents <- runDB $ selectList filts ords
optionsCryptoIdF ents (return . entityKey) (return . toDisplay . entityVal)
optionsCryptoIdE :: forall site backend a msg.
( YesodPersist site
, PersistQueryRead backend, PersistUniqueRead backend
, HasCryptoUUID (Key a) (HandlerFor site)
, KnownSymbol (CryptoIDNamespace UUID (Key a))
, RenderMessage site msg
, YesodPersistBackend site ~ backend
, PersistRecordBackend a backend
, BackendCompatible SqlBackend backend
, PathPiece (Key a)
)
=> E.SqlQuery (E.SqlExpr (Entity a))
-> (a -> msg)
-> HandlerFor site (OptionList (Entity a))
optionsCryptoIdE query toDisplay = do
ents <- runDB $ E.select query
optionsCryptoIdF ents (return . entityKey) (return . toDisplay . entityVal)
optionsCryptoIdF :: forall m mono k msg.
( HasCryptoUUID k m
, KnownSymbol (CryptoIDNamespace UUID k)
, RenderMessage (HandlerSite m) msg
, MonoFoldable mono
, MonadHandler m
, PathPiece k
)
=> mono
-> (Element mono -> m k)
-> (Element mono -> m msg)
-> m (OptionList (Element mono))
optionsCryptoIdF (otoList -> iVals) toExtVal toMsg
= fmap mkOptionList . forM iVals $ \optionInternalValue -> do
cID <- encrypt =<< toExtVal optionInternalValue
optionDisplay <- getMessageRender <*> toMsg optionInternalValue
return Option
{ optionDisplay
, optionExternalValue = toPathPiece (cID :: CryptoUUID k)
, optionInternalValue
}
examOccurrenceField :: ( MonadHandler m
, HandlerSite m ~ UniWorX
)
=> ExamId
-> Field m ExamOccurrenceId
examOccurrenceField eid
= hoistField liftHandler . selectField . (fmap $ fmap entityKey)
$ optionsPersistCryptoId [ ExamOccurrenceExam ==. eid ] [ Asc ExamOccurrenceName ] examOccurrenceName
formResultModal :: (MonadHandler m, RedirectUrl (HandlerSite m) route) => FormResult a -> route -> (a -> WriterT [Message] m ()) -> m ()
formResultModal res finalDest handler = maybeT_ $ do
messages <- case res of
FormMissing -> mzero
FormFailure errs -> mapM_ (addMessage Error . toHtml) errs >> mzero
FormSuccess val -> lift . execWriterT $ handler val
isModal <- hasCustomHeader HeaderIsModal
if
| isModal -> sendResponse $ toJSON messages
| otherwise -> do
forM_ messages $ \Message{..} -> addMessage messageStatus messageContent
redirect finalDest
userMatriculationField :: forall m.
( MonadHandler m
, HandlerSite m ~ UniWorX
)
=> Field m [Entity User]
userMatriculationField = Field{..}
where
fieldEnctype = UrlEncoded
fieldView theId name attrs val isReq = do
let val' = val <&> Text.intercalate ", " . mapMaybe (userMatrikelnummer . entityVal)
[whamlet|
$newline never
<input id="#{theId}" name="#{name}" *{attrs} type="text" :isReq:required="" value="#{either id id val'}">
|]
fieldParse (all Text.null -> True) _ = return $ Right Nothing
fieldParse ts _ = runExceptT . fmap Just $ do
let ts' = concatMap (Text.splitOn ",") ts
forM ts' $ \matr -> do
dbRes <- liftHandler . runDB . E.select . E.from $ \user -> do
E.where_ $ E.strip (user E.^. UserMatrikelnummer) `E.ciEq` E.just (E.val $ Text.strip matr)
return user
case dbRes of
[user]
-> return user
[]
-> throwE . SomeMessage $ MsgUserMatriculationNotFound matr
_other
-> throwE . SomeMessage $ MsgUserMatriculationAmbiguous matr
multiUserField :: forall m.
( MonadHandler m
, HandlerSite m ~ UniWorX
)
=> Bool -- ^ Only resolve suggested users?
-> Maybe (E.SqlQuery (E.SqlExpr (Entity User))) -- ^ Suggested users
-> Field m (Set (Either UserEmail UserId))
multiUserField onlySuggested suggestions = Field{..}
where
lookupExpr
| onlySuggested = suggestions
| otherwise = Just $ E.from return
fieldEnctype = UrlEncoded
fieldView theId name attrs val isReq = do
val' <- case val of
Left t -> return t
Right vs -> Text.intercalate ", " . map CI.original <$> do
let (emails, uids) = partitionEithers $ Set.toList vs
rEmails <- case lookupExpr of
Nothing -> return []
Just lookupExpr' -> fmap concat . forM uids $ \uid -> do
dbRes <- liftHandler . runDB . E.select $ do
user <- lookupExpr'
E.where_ $ user E.^. UserId E.==. E.val uid
return $ user E.^. UserEmail
case dbRes of
[E.Value email] -> return [email]
_other -> return []
return $ emails ++ rEmails
datalistId <- maybe (return $ error "Not to be used") (const newIdent) suggestions
[whamlet|
$newline never
<input id="#{theId}" name="#{name}" *{attrs} type="email" multiple :isReq:required="" value="#{val'}" :isJust suggestions:list=#{datalistId}>
|]
whenIsJust suggestions $ \suggestions' -> do
suggestedEmails <- fmap (Map.assocs . Map.fromListWith min . map (over _2 E.unValue . over _1 E.unValue)) . liftHandler . runDB . E.select $ do
user <- suggestions'
return $ (user E.^. UserEmail, user E.^. UserDisplayName)
[whamlet|
$newline never
<datalist id=#{datalistId}>
$forall (email, dName) <- suggestedEmails
<option value=#{email}>
#{email} (#{dName})
|]
fieldParse (all Text.null -> True) _ = return $ Right Nothing
fieldParse ts _ = runExceptT . fmap Just $ do
let ts' = concatMap (Text.splitOn ",") ts
emails <- forM ts' $ \t -> either (\errStr -> throwE . SomeMessage $ MsgInvalidEmail [st|#{t} (#{errStr})|]) (return . decodeUtf8 . Email.toByteString) $ Email.validate (encodeUtf8 t)
fmap Set.fromList . forM emails $ \(CI.mk -> email) -> case lookupExpr of
Nothing -> return $ Left email
Just lookupExpr' -> do
dbRes <- fmap (setOf $ folded . _Value). liftHandler . runDB . E.select $ do
user <- lookupExpr'
E.where_ $ user E.^. UserEmail E.==. E.val email
return $ user E.^. UserId
if | Set.null dbRes
-> return $ Left email
| [uid] <- Set.toList dbRes
-> return $ Right uid
| otherwise
-> throwE $ SomeMessage MsgAmbiguousEmail
examResultField :: forall m res.
( MonadHandler m
, HandlerSite m ~ UniWorX
, PathPiece res
)
=> Maybe (SomeMessage UniWorX) -> Handler (OptionList (Either Text res -> Bool, Field m res)) -> Field m (ExamResult' res)
examResultField optMsg mkOl = Field
{ fieldEnctype = UrlEncoded -- breaks if mkOl contains options with other enctype
, fieldParse = \ts fs -> do
ol@OptionList{..} <- liftHandler mkOl
if
| res : _ <- mapMaybe (assertM ((||) <$> is _ExamNoShow <*> is _ExamVoided) . fromPathPiece) ts
-> return . Right $ Just res
| any null ts
-> return $ Right Nothing
| (optPred, innerField) : _ <- mapMaybe olReadExternal ts
-> fmap (fmap ExamAttended) <$> fieldParse innerField (filter (`notElem` outerOptions ol) $ filter (optPred . Left) ts) fs
| [] <- ts
-> return $ Right Nothing
| t : _ <- ts
-> return . Left . SomeMessage $ MsgInvalidEntry t
, fieldView = \theId name attrs val isReq -> do
innerId <- newIdent
OptionList{..} <- liftHandler mkOl
let
innerVal :: Either Text res
innerVal = val >>= maybe (Left "") return . preview _ExamAttended
matchesPred Option{ optionInternalValue = (optPred, _) } = has (_Right . _ExamAttended . filtered (optPred . Right)) val
[whamlet|
$newline never
<div>
<select id=#{theId} name=#{name} *{attrs} :isReq:required style="display: inline-block">
$maybe optMsg' <- guardOnM (not isReq) optMsg
<option value="" :is _Left val:selected>
_{optMsg'}
$forall opt@Option{optionDisplay, optionExternalValue} <- olOptions
<option value=#{optionExternalValue} :matchesPred opt:selected>
#{optionDisplay}
<option value=#{toPathPiece noShowVal} :is (_Right . _ExamNoShow) val:selected>
_{MsgExamResultNoShow}
<option value=#{toPathPiece voidedVal} :is (_Right . _ExamVoided) val:selected>
_{MsgExamResultVoided}
$forall Option{..} <- olOptions
<fieldset uw-interactive-fieldset .interactive-fieldset__target data-conditional-input=#{theId} data-conditional-value=#{optionExternalValue} style="display: inline-block">
<legend>
#{optionDisplay}
^{fieldView (snd optionInternalValue) innerId name attrs innerVal True}
|]
}
where
outerOptions OptionList{..} =
[ ""
, toPathPiece noShowVal
, toPathPiece voidedVal
] ++ [ optionExternalValue | Option{..} <- olOptions ]
noShowVal, voidedVal :: ExamResult' res
noShowVal = ExamNoShow
voidedVal = ExamVoided
examResultGradeField :: forall m.
( MonadHandler m
, HandlerSite m ~ UniWorX
)
=> Maybe (SomeMessage UniWorX) -> Field m ExamResultGrade
examResultGradeField = flip examResultField $ do
MsgRenderer mr <- getMsgRenderer
return $ mkOptionList
[ Option
{ optionDisplay = mr MsgExamResultGrade
, optionExternalValue = "grade"
, optionInternalValue =
( const True
, examGradeField
)
}
]
examResultPassedField :: forall m.
( MonadHandler m
, HandlerSite m ~ UniWorX
)
=> Maybe (SomeMessage UniWorX) -> Field m ExamResultPassed
examResultPassedField = flip examResultField $ do
MsgRenderer mr <- getMsgRenderer
return $ mkOptionList
[ Option
{ optionDisplay = mr MsgExamResultPass
, optionExternalValue = "pass"
, optionInternalValue =
( const True
, examPassedField
)
}
]
examResultPassedGradeField :: forall m.
( MonadHandler m
, HandlerSite m ~ UniWorX
)
=> Maybe (SomeMessage UniWorX) -> Field m ExamResultPassedGrade
examResultPassedGradeField = flip examResultField $ do
MsgRenderer mr <- getMsgRenderer
return $ mkOptionList
[ Option
{ optionDisplay = mr MsgExamResultGrade
, optionExternalValue = "grade"
, optionInternalValue =
( either (`elem` map toPathPiece grades) (is _Right)
, hoistField liftHandler . selectField $ fmap Right <$> optionsFinite
)
}
, Option
{ optionDisplay = mr MsgExamResultPass
, optionExternalValue = "pass"
, optionInternalValue =
( either (`elem` map toPathPiece passResults) (is _Left)
, hoistField liftHandler . selectField $ fmap Left <$> optionsFinite
)
}
]
where
grades :: [ExamGrade]
grades = universeF
passResults :: [ExamPassed]
passResults = universeF
examResultModeField :: forall m.
( MonadHandler m
, HandlerSite m ~ UniWorX
)
=> Maybe (SomeMessage UniWorX) -> ExamGradingMode -> Field m ExamResultPassedGrade
examResultModeField optMsg ExamGradingGrades = convertField (fmap Right) (fmap $ either (review passingGrade) id) $ examResultGradeField optMsg
examResultModeField optMsg ExamGradingPass = convertField (fmap Left) (fmap $ either id (view passingGrade)) $ examResultPassedField optMsg
examResultModeField optMsg ExamGradingMixed = examResultPassedGradeField optMsg
examGradeField :: forall m.
( MonadHandler m
, HandlerSite m ~ UniWorX
)
=> Field m ExamGrade
examGradeField = hoistField liftHandler $ selectField optionsFinite
examPassedField :: forall m.
( MonadHandler m
, HandlerSite m ~ UniWorX
)
=> Field m ExamPassed
examPassedField = hoistField liftHandler $ selectField optionsFinite
examPassedGradeField :: forall m.
( MonadHandler m
, HandlerSite m ~ UniWorX
)
=> Field m (Either ExamPassed ExamGrade)
examPassedGradeField = hoistField liftHandler . selectField $ (<>) <$> (fmap Right <$> optionsFinite) <*> (fmap Left <$> optionsFinite)
data CsvFormatOptions' = CsvFormatOptionsPreset' CsvPreset
| CsvFormatOptionsCustom'
deriving (Eq, Ord, Read, Show, Generic, Typeable)
deriveFinite ''CsvFormatOptions'
instance PathPiece CsvFormatOptions' where
toPathPiece = \case
CsvFormatOptionsPreset' p -> toPathPiece p
CsvFormatOptionsCustom' -> "custom"
fromPathPiece t = fromPathPiece t
<|> guardOn (t == "custom") CsvFormatOptionsCustom'
instance RenderMessage UniWorX CsvFormatOptions' where
renderMessage m ls = \case
CsvFormatOptionsPreset' p -> mr p
CsvFormatOptionsCustom' -> mr MsgCsvCustom
where
mr :: forall msg. RenderMessage UniWorX msg => msg -> Text
mr = renderMessage m ls
csvFormatOptionsForm :: forall m.
( MonadHandler m
, HandlerSite m ~ UniWorX
)
=> FieldSettings UniWorX
-> Maybe CsvFormatOptions
-> AForm m CsvFormatOptions
csvFormatOptionsForm fs mPrev = hoistAForm liftHandler . multiActionA csvActs fs $ classifyCsvFormatOptions <$> mPrev
where
csvActs :: Map CsvFormatOptions' (AForm Handler CsvFormatOptions)
csvActs = mapF $ \case
CsvFormatOptionsPreset' preset
-> pure $ csvPreset # preset
CsvFormatOptionsCustom'
-> CsvFormatOptions
<$> areq (selectField delimiterOpts) (fslI MsgCsvDelimiter) (csvDelimiter <$> mPrev)
<*> areq (selectField lineEndOpts) (fslI MsgCsvUseCrLf) (csvUseCrLf <$> mPrev)
<*> areq (selectField quoteOpts) (fslI MsgCsvQuoting & setTooltip MsgCsvQuotingTip) (csvQuoting <$> mPrev)
<*> areq (selectField encodingOpts) (fslI MsgCsvEncoding & setTooltip MsgCsvEncodingTip) (csvEncoding <$> mPrev)
delimiterOpts :: Handler (OptionList Char)
delimiterOpts = do
MsgRenderer mr <- getMsgRenderer
let
opts =
[ (MsgCsvDelimiterNull, '\0')
, (MsgCsvDelimiterTab, '\t')
, (MsgCsvDelimiterComma, ',')
, (MsgCsvDelimiterColon, chr 58)
, (MsgCsvDelimiterSemicolon, chr 59)
, (MsgCsvDelimiterBar, '|')
, (MsgCsvDelimiterSpace, ' ')
, (MsgCsvDelimiterUnitSep, chr 31)
]
olReadExternal t = do
i <- readMay t
guard $ i >= 0 && i <= 255
let c = chr i
guard $ any ((== c) . view _2) opts
return c
olOptions = [ Option (mr msg) c (tshow $ ord c)
| (msg, c) <- opts
]
return OptionList{..}
lineEndOpts :: Handler (OptionList Bool)
lineEndOpts = optionsPathPiece
[ (MsgCsvCrLf, True )
, (MsgCsvLf, False)
]
quoteOpts :: Handler (OptionList Quoting)
quoteOpts = optionsF
[ QuoteMinimal
, QuoteAll
]
encodingOpts :: Handler (OptionList DynEncoding)
encodingOpts = optionsPathPiece
[ (MsgCsvUTF8, "UTF8")
, (MsgCsvCP1252, "CP1252")
]
classifyCsvFormatOptions :: CsvFormatOptions -> CsvFormatOptions'
classifyCsvFormatOptions opts
| Just preset <- opts ^? csvPreset
= CsvFormatOptionsPreset' preset
| otherwise
= CsvFormatOptionsCustom'
csvOptionsForm :: forall m.
( MonadHandler m
, HandlerSite m ~ UniWorX
)
=> Maybe CsvOptions
-> AForm m CsvOptions
csvOptionsForm mPrev = hoistAForm liftHandler $ CsvOptions
<$> csvFormatOptionsForm (fslI MsgCsvFormatOptions & setTooltip MsgCsvOptionsTip) (csvFormat <$> mPrev)
<*> apopt checkBoxField (fslI MsgCsvTimestamp & setTooltip MsgCsvTimestampTip) (csvTimestamp <$> mPrev)
courseSelectForm :: forall ident handler.
( PathPiece ident
, MonadHandler handler, HandlerSite handler ~ UniWorX
, MonadThrow handler
)
=> E.SqlQuery (E.SqlExpr (Entity Course))
-> (Entity Course -> Handler Bool)
-> (forall p. PathPiece p => p -> Maybe (SomeRoute UniWorX))
-> ident
-> FieldSettings UniWorX
-> Bool
-> Maybe (Set CourseId)
-> AForm handler (Set CourseId)
courseSelectForm query coursePred miButtonAction' miIdent' fSettings fRequired mPrev
= fmap Set.fromList . massInputAccumA miAdd' miCell' miButtonAction' miLayout' miIdent' fSettings fRequired $ Set.toList <$> mPrev
where
query' = do
course <- query
E.orderBy [ E.desc $ course E.^. CourseTerm
, E.asc $ course E.^. CourseSchool
, E.asc $ course E.^. CourseName
]
return course
miAdd' nudge btn csrf = do
let courseOptions = optionsCryptoIdE query' (\Course{..} -> MsgCourseOption courseTerm courseSchool courseName) >>= fmap (fmap entityKey . mkOptionList) . filterM (coursePred . optionInternalValue) . olOptions
(courseRes, addView) <- mpopt (hoistField liftHandler $ selectField courseOptions) (fslI MsgCourse & addName (nudge "course")) Nothing
let res = courseRes <&> \newCourse oldCourses -> pure (Set.toList $ Set.singleton newCourse `Set.difference` Set.fromList oldCourses)
return (res, $(widgetFile "widgets/massinput/courses/add"))
miCell' cid = do
Course{..} <- liftHandler . runDB $ get404 cid
$(widgetFile "widgets/massinput/courses/cell")
miLayout' :: MassInputLayout ListLength CourseId ()
miLayout' lLength _ cellWdgts delButtons addWdgts = $(widgetFile "widgets/massinput/courses/layout")
labeledCheckBoxView :: Widget
-> Text -> Text -> [(Text, Text)] -> Either Text Bool -> Bool -> Widget
labeledCheckBoxView label theId name attrs val isReq = $(widgetFile "widgets/fields/labeled-checkbox")
where
checkBoxView = fieldView (checkBoxField :: Field Handler Bool) theId name attrs val isReq