fradrive/src/Handler/Sheet.hs
2019-01-09 13:47:19 +01:00

767 lines
37 KiB
Haskell

module Handler.Sheet where
import Import
import System.FilePath (takeFileName)
import Handler.Utils
-- import Handler.Utils.Zip
import Handler.Utils.Table.Cells
import Handler.Utils.SheetType
import Handler.Utils.Delete
-- import Data.Time
-- import qualified Data.Text as T
-- import Data.Function ((&))
--
-- import Colonnade hiding (fromMaybe, singleton, bool)
import qualified Yesod.Colonnade as Yesod
import Text.Blaze (text)
--
-- import qualified Data.UUID.Cryptographic as UUID
import qualified Data.Conduit.List as C
-- import Data.CaseInsensitive (CI)
import qualified Data.CaseInsensitive as CI
import qualified Database.Esqueleto as E
-- import qualified Database.Esqueleto.Internal.Sql as E
import Control.Monad.Writer (MonadWriter(..), execWriterT)
-- import Control.Monad.Trans.RWS.Lazy (RWST, local)
-- import qualified Text.Email.Validate as Email
-- import qualified Data.List as List
import Control.Monad.Trans.Except (runExceptT, mapExceptT, throwE)
import Network.Mime
import Data.Set (Set)
import qualified Data.Set as Set
import qualified Data.Map as Map
import Data.Map (Map, (!?))
import Data.Monoid (Any(..))
-- import Control.Lens
import Utils.Lens
--import qualified Data.Aeson as Aeson
import Control.Monad.Random.Class (MonadRandom(..))
import Utils.Sql
{-
* Implement Handlers
* Implement Breadcrumbs in Foundation
* Implement Access in Foundation
-}
data SheetForm = SheetForm
{ sfName :: SheetName
, sfDescription :: Maybe Html
, sfType :: SheetType
, sfGrouping :: SheetGroup
, sfVisibleFrom :: Maybe UTCTime
, sfActiveFrom :: UTCTime
, sfActiveTo :: UTCTime
, sfSubmissionMode :: SheetSubmissionMode
, sfUploadMode :: UploadMode
, sfSheetF :: Maybe (Source Handler (Either FileId File))
, sfHintFrom :: Maybe UTCTime
, sfHintF :: Maybe (Source Handler (Either FileId File))
, sfSolutionFrom :: Maybe UTCTime
, sfSolutionF :: Maybe (Source Handler (Either FileId File))
, sfMarkingF :: Maybe (Source Handler (Either FileId File))
, sfMarkingText :: Maybe Html
-- Keine SheetId im Formular!
}
getFtIdMap :: Key Sheet -> DB (SheetFileType -> Set FileId)
getFtIdMap sId = do
allfIds <- E.select . E.from $ \(sheetFile `E.InnerJoin` file) -> do
E.on $ sheetFile E.^. SheetFileFile E.==. file E.^. FileId
E.where_ $ sheetFile E.^. SheetFileSheet E.==. E.val sId
return (sheetFile E.^. SheetFileType, file E.^. FileId)
return $ partitionFileType [(t,i)|(E.Value t, E.Value i) <- allfIds]
makeSheetForm :: Maybe SheetId -> Maybe SheetForm -> Form SheetForm
makeSheetForm msId template = identForm FIDsheet $ \html -> do
oldFileIds <- (return.) <$> case msId of
Nothing -> return $ partitionFileType mempty
(Just sId) -> liftHandlerT $ runDB $ getFtIdMap sId
mr <- getMsgRenderer
ctime <- liftIO $ getCurrentTime
(result, widget) <- flip (renderAForm FormStandard) html $ SheetForm
<$> areq ciField (fslI MsgSheetName) (sfName <$> template)
<*> aopt htmlField (fslI MsgSheetDescription) (sfDescription <$> template)
<*> sheetTypeAFormReq (fslI MsgSheetType
& setTooltip (uniworxMessages [MsgSheetTypeInfoBonus,MsgSheetTypeInfoNotGraded]))
(sfType <$> template)
<*> sheetGroupAFormReq (fslI MsgSheetGroup) (sfGrouping <$> template)
<*> aopt utcTimeField (fslI MsgSheetVisibleFrom
& setTooltip MsgSheetVisibleFromTip)
((sfVisibleFrom <$> template) <|> pure (Just ctime))
<*> areq utcTimeField (fslI MsgSheetActiveFrom
& setTooltip MsgSheetActiveFromTip)
(sfActiveFrom <$> template)
<*> areq utcTimeField (fslI MsgSheetActiveTo) (sfActiveTo <$> template)
<*> areq submissionModeField (fslI MsgSheetSubmissionMode) ((sfSubmissionMode <$> template) <|> pure UserSubmissions)
<*> areq uploadModeField (fslI MsgSheetUploadMode) ((sfUploadMode <$> template) <|> pure (Upload True))
<*> aopt (multiFileField $ oldFileIds SheetExercise) (fslI MsgSheetExercise) (sfSheetF <$> template)
<*> aopt utcTimeField (fslpI MsgSheetHintFrom "Datum, sonst nur für Korrektoren"
& setTooltip MsgSheetHintFromTip) (sfHintFrom <$> template)
<*> aopt (multiFileField $ oldFileIds SheetHint) (fslI MsgSheetHint) (sfHintF <$> template)
<*> aopt utcTimeField (fslpI MsgSheetSolutionFrom "Datum, sonst nur für Korrektoren"
& setTooltip MsgSheetSolutionFromTip)
(sfSolutionFrom <$> template)
<*> aopt (multiFileField $ oldFileIds SheetSolution) (fslI MsgSheetSolution) (sfSolutionF <$> template)
<*> aopt (multiFileField $ oldFileIds SheetMarking) (fslI MsgSheetMarking
& setTooltip MsgSheetMarkingTip) (sfMarkingF <$> template)
<*> aopt htmlField (fslI MsgSheetMarking) (sfMarkingText <$> template)
<* submitButton
return $ case result of
FormSuccess sheetResult
| errorMsgs <- validateSheet mr sheetResult
, not $ null errorMsgs ->
(FormFailure errorMsgs, widget)
_ -> (result, widget)
where
validateSheet :: MsgRenderer -> SheetForm -> [Text]
validateSheet (MsgRenderer {..}) (SheetForm{..}) =
[ msg | (False, msg) <-
[ ( sfVisibleFrom <= Just sfActiveFrom , render MsgSheetErrVisibility)
, ( sfActiveFrom <= sfActiveTo , render MsgSheetErrDeadlineEarly)
, ( NTop sfHintFrom >= NTop (Just sfActiveFrom) , render MsgSheetErrHintEarly)
, ( NTop sfSolutionFrom >= NTop (Just sfActiveTo) , render MsgSheetErrSolutionEarly)
] ]
getSheetListR :: TermId -> SchoolId -> CourseShorthand -> Handler Html
getSheetListR tid ssh csh = do
muid <- maybeAuthId
Entity cid _ <- runDB . getBy404 $ TermSchoolCourseShort tid ssh csh
let
lastSheetEdit sheet = E.sub_select . E.from $ \sheetEdit -> do
E.where_ $ sheetEdit E.^. SheetEditSheet E.==. sheet E.^. SheetId
return . E.max_ $ sheetEdit E.^. SheetEditTime
sheetData :: E.SqlExpr (Entity Sheet) `E.LeftOuterJoin` (E.SqlExpr (Maybe (Entity Submission)) `E.InnerJoin` (E.SqlExpr (Maybe (Entity SubmissionUser)))) -> E.SqlQuery ()
sheetData (sheet `E.LeftOuterJoin` (submission `E.InnerJoin` submissionUser)) = do
E.on $ submission E.?. SubmissionId E.==. submissionUser E.?. SubmissionUserSubmission
E.on $ (E.just $ sheet E.^. SheetId) E.==. submission E.?. SubmissionSheet
E.&&. submissionUser E.?. SubmissionUserUser E.==. E.val muid
E.where_ $ sheet E.^. SheetCourse E.==. E.val cid
sheetFilter :: SheetName -> DB Bool
sheetFilter sheetName = (== Authorized) <$> evalAccessDB (CSheetR tid ssh csh sheetName SShowR) False
sheetCol = widgetColonnade . mconcat $
[ dbRow
, sortable (Just "name") (i18nCell MsgSheet)
$ \DBRow{dbrOutput=(Entity _ Sheet{..}, _, _)} -> anchorCell (CSheetR tid ssh csh sheetName SShowR) (toWidget sheetName)
, sortable (Just "last-edit") (i18nCell MsgLastEdit)
$ \DBRow{dbrOutput=(_, E.Value mEditTime, _)} -> maybe mempty timeCell mEditTime
, sortable (Just "submission-since") (i18nCell MsgSheetActiveFrom)
$ \DBRow{dbrOutput=(Entity _ Sheet{..}, _, _)} -> timeCell sheetActiveFrom
, sortable (Just "submission-until") (i18nCell MsgSheetActiveTo)
$ \DBRow{dbrOutput=(Entity _ Sheet{..}, _, _)} -> timeCell sheetActiveTo
, sortable Nothing (i18nCell MsgSheetType)
$ \DBRow{dbrOutput=(Entity _ Sheet{..}, _, _)} -> i18nCell sheetType
, sortable Nothing (i18nCell MsgSubmission)
$ \DBRow{dbrOutput=(Entity _ Sheet{..}, _, mbSub)} -> case mbSub of
Nothing -> mempty
(Just (Entity sid Submission{..})) ->
let mkCid = encrypt sid -- TODO: executed twice
mkRoute = do
cid' <- mkCid
return $ CSubmissionR tid ssh csh sheetName cid' SubShowR
in anchorCellM mkRoute (mkCid >>= \cid2 -> [whamlet|#{display cid2}|])
, sortable (Just "rating") (i18nCell MsgRating)
$ \DBRow{dbrOutput=(Entity _ Sheet{..}, _, mbSub)} -> case mbSub of
Nothing -> mempty
(Just (Entity sid Submission{..})) ->
let mkCid = encrypt sid
mkRoute = do
cid' <- mkCid
return $ CSubmissionR tid ssh csh sheetName cid' CorrectionR
in anchorCellM mkRoute $(widgetFile "widgets/rating")
, sortable Nothing -- (Just "percent")
(i18nCell MsgRatingPercent)
$ \DBRow{dbrOutput=(Entity _ Sheet{sheetType=sType}, _, mbSub)} -> case mbSub of
(Just (Entity _ Submission{submissionRatingPoints=Just sPoints})) ->
case preview (_grading . _maxPoints) sType of
Just maxPoints
| maxPoints /= 0 ->
let percent = sPoints / maxPoints
in textCell $ textPercent $ realToFrac percent
_other -> mempty
_other -> mempty
]
psValidator = def
& defaultSorting [SortDescBy "submission-since"]
(table,raw_statistics) <- runDB $ liftA2 (,)
(dbTableWidget' psValidator DBTable
{ dbtColonnade = sheetCol
, dbtSQLQuery = \dt@(sheet `E.LeftOuterJoin` (submission `E.InnerJoin` _submissionUser))
-> sheetData dt *> return (sheet, lastSheetEdit sheet, submission)
, dbtRowKey = \(sheet `E.LeftOuterJoin` _) -> sheet E.^. SheetId
, dbtProj = \dbr@DBRow{ dbrOutput=(Entity _ Sheet{..}, _, _) }
-> dbr <$ guardM (lift $ sheetFilter sheetName)
, dbtSorting = Map.fromList
[ ( "name"
, SortColumn $ \(sheet `E.LeftOuterJoin` _) -> sheet E.^. SheetName
)
, ( "last-edit"
, SortColumn $ \(sheet `E.LeftOuterJoin` _) -> lastSheetEdit sheet
)
, ( "submission-since"
, SortColumn $ \(sheet `E.LeftOuterJoin` _) -> sheet E.^. SheetActiveFrom
)
, ( "submission-until"
, SortColumn $ \(sheet `E.LeftOuterJoin` _) -> sheet E.^. SheetActiveTo
)
, ( "rating"
, SortColumn $ \(_sheet `E.LeftOuterJoin` (submission `E.InnerJoin` _submissionUser)) -> submission E.?. SubmissionRatingPoints
)
-- GitLab Issue $143: HOW TO SORT?
-- , ( "percent"
-- , SortColumn $ \(sheet `E.LeftOuterJoin` (submission `E.InnerJoin` _submissionUser)) ->
-- case sheetType of -- no Haskell inside Esqueleto, right?
-- (submission E.?. SubmissionRatingPoints) E./. (sheet E.^. SheetType)
-- )
]
, dbtFilter = mempty
, dbtFilterUI = mempty
, dbtStyle = def
, dbtParams = def
, dbtIdent = "sheets" :: Text
}
) (
-- Collect summary over all Sheets, not just the ones shown due to pagination:
do
rows <- E.select $ E.from $ \dt@(sheet `E.LeftOuterJoin` (submission `E.InnerJoin` _submissionUser)) ->
sheetData dt *> return (sheet E.^. SheetName, sheet E.^. SheetType, submission E.?. SubmissionRatingPoints)
flip filterM rows (\(E.Value sheetName, _, _) -> sheetFilter sheetName)
)
let statistics =
gradeSummaryWidget MsgSheetGradingSummaryTitle $
foldMap (\(_, E.Value sheetType, E.Value mbPts) -> sheetTypeSum sheetType (join mbPts))
raw_statistics
defaultLayout $ do
$(widgetFile "sheetList")
data ButtonGeneratePseudonym = BtnGenerate
deriving (Enum, Eq, Ord, Bounded, Read, Show)
instance Universe ButtonGeneratePseudonym
instance Finite ButtonGeneratePseudonym
nullaryPathPiece ''ButtonGeneratePseudonym (camelToPathPiece' 1)
instance Button UniWorX ButtonGeneratePseudonym where
label BtnGenerate = [whamlet|_{MsgSheetGeneratePseudonym}|]
cssClass BtnGenerate = BCDefault
-- Show single sheet
getSShowR :: TermId -> SchoolId -> CourseShorthand -> SheetName -> Handler Html
getSShowR tid ssh csh shn = do
Entity sid sheet <- runDB $ fetchSheet tid ssh csh shn
-- without Colonnade
-- fileNameTypes <- runDB $ E.select $ E.from $
-- \(sheet `E.InnerJoin` sheetFile `E.InnerJoin` file) -> do
-- -- Restrict to consistent rows that correspond to each other
-- E.on (file E.^. FileId E.==. sheetFile E.^. SheetFileFile)
-- E.on (sheetFile E.^. SheetFileSheet E.==. sheet E.^. SheetId)
-- -- filter to requested file
-- E.where_ (sheet E.^. SheetId E.==. E.val sid )
-- -- return desired columns
-- return $ (file E.^. FileTitle, file E.^. FileModified, sheetFile E.^. SheetFileType)
-- let fileLinks = map (\(E.Value fName, E.Value modified, E.Value fType) -> (CSheetR tid ssh csh (SheetFileR shn fType fName),modified)) fileNameTypes
-- with Colonnade
let fileData (sheet' `E.InnerJoin` sheetFile `E.InnerJoin` file) = do
-- Restrict to consistent rows that correspond to each other
E.on (file E.^. FileId E.==. sheetFile E.^. SheetFileFile)
E.on (sheetFile E.^. SheetFileSheet E.==. sheet' E.^. SheetId)
-- filter to requested file
E.where_ $ sheet' E.^. SheetId E.==. E.val sid
E.&&. E.not_ (E.isNothing $ file E.^. FileContent)
-- return desired columns
return $ (file E.^. FileTitle, file E.^. FileModified, sheetFile E.^. SheetFileType)
let colonnadeFiles = widgetColonnade $ mconcat
[ sortable (Just "type") "Typ" $ \(_,_, E.Value ftype) -> i18nCell ftype & cellContents %~ (\act -> act <* tell (Any True))
, sortable (Just "path") "Dateiname" $ \(E.Value fName,_,E.Value fType) -> anchorCell
(CSheetR tid ssh csh shn (SFileR fType fName))
(str2widget fName)
, sortable (Just "time") "Modifikation" $ \(_,E.Value modified,_) -> cell $ formatTime SelFormatDateTime (modified :: UTCTime) >>= toWidget
]
let psValidator = def
& defaultSorting [SortAscBy "type", SortAscBy "path"]
(Any hasFiles, fileTable) <- runDB $ dbTable psValidator DBTable
{ dbtSQLQuery = fileData
, dbtRowKey = \(_ `E.InnerJoin` _ `E.InnerJoin` file) -> file E.^. FileId
, dbtColonnade = colonnadeFiles
, dbtProj = \DBRow{ dbrOutput = dbrOutput@(E.Value fName, _, E.Value fType) }
-> dbrOutput <$ guardM (lift $ (== Authorized) <$> evalAccessDB (CSheetR tid ssh csh shn $ SFileR fType fName) False)
, dbtStyle = def
, dbtFilter = mempty
, dbtFilterUI = mempty
, dbtIdent = "files" :: Text
, dbtSorting = Map.fromList
[ ( "type"
, SortColumn $ \(_sheet `E.InnerJoin` sheetFile `E.InnerJoin` _file) -> sheetFile E.^. SheetFileType
)
, ( "path"
, SortColumn $ \(_sheet `E.InnerJoin` _sheetFile `E.InnerJoin` file) -> file E.^. FileTitle
)
, ( "time"
, SortColumn $ \(_sheet `E.InnerJoin` _sheetFile `E.InnerJoin` file) -> file E.^. FileModified
)
]
, dbtParams = def
}
(hasHints, hasSolution) <- runDB $ do
hasHints <- (/= 0) <$> count [ SheetFileSheet ==. sid, SheetFileType ==. SheetHint ]
hasSolution <- (/= 0) <$> count [ SheetFileSheet ==. sid, SheetFileType ==. SheetSolution ]
return (hasHints, hasSolution)
cTime <- Just <$> liftIO getCurrentTime
visibleFrom <- traverse (formatTime SelFormatDateTime) $ sheetVisibleFrom sheet
when (NTop (sheetVisibleFrom sheet) >= NTop cTime) $ addMessageI Warning $
maybe MsgSheetInvisible MsgSheetInvisibleUntil visibleFrom
mPseudonym <- runMaybeT $ do
uid <- MaybeT maybeAuthId
Entity _ SheetPseudonym{sheetPseudonymPseudonym} <- MaybeT . runDB . getBy $ UniqueSheetPseudonymUser sid uid
return $ review _PseudonymText sheetPseudonymPseudonym
(generateWidget, generateEnctype) <- generateFormPost $ \csrf ->
over _2 ((toWidget csrf <>) . fvInput) <$> mreq (buttonField BtnGenerate) "" Nothing
defaultLayout $ do
setTitleI $ MsgSheetTitle tid ssh csh shn
sheetFrom <- formatTime SelFormatDateTime $ sheetActiveFrom sheet
sheetTo <- formatTime SelFormatDateTime $ sheetActiveTo sheet
hintsFrom <- traverse (formatTime SelFormatDateTime) $ sheetHintFrom sheet
solutionFrom <- traverse (formatTime SelFormatDateTime) $ sheetSolutionFrom sheet
$(widgetFile "sheetShow")
getSPseudonymR, postSPseudonymR :: TermId -> SchoolId -> CourseShorthand -> SheetName -> Handler TypedContent
getSPseudonymR = postSPseudonymR
postSPseudonymR tid ssh csh shn = do
uid <- requireAuthId
shId <- runDB $ fetchSheetId tid ssh csh shn
let
genPseudonym = do
inserted <- runExceptT . mapExceptT (runDB . setSerializable) $ do
candidate <- liftIO getRandom
existing <- lift . getBy $ UniqueSheetPseudonymUser shId uid
case existing of
Just (Entity _ SheetPseudonym{sheetPseudonymPseudonym}) -> throwE sheetPseudonymPseudonym
Nothing
-> lift $ fmap (const candidate) <$> insertUnique (SheetPseudonym shId candidate uid)
case inserted of
Right Nothing -> genPseudonym
Right (Just ps) -> return ps
Left ps -> return ps
ps <- genPseudonym
selectRep $ do
provideRep . return $ review _PseudonymText ps
provideJson ps
provideRep (redirect $ CSheetR tid ssh csh shn SShowR :#: ("pseudonym" :: Text) :: Handler Html)
getSFileR :: TermId -> SchoolId -> CourseShorthand -> SheetName -> SheetFileType -> FilePath -> Handler TypedContent
getSFileR tid ssh csh shn typ title = do
results <- runDB $ E.select $ E.from $
\(course `E.InnerJoin` sheet `E.InnerJoin` sheetFile `E.InnerJoin` file) -> do
-- Restrict to consistent rows that correspond to each other
E.on (file E.^. FileId E.==. sheetFile E.^. SheetFileFile)
E.on (sheetFile E.^. SheetFileSheet E.==. sheet E.^. SheetId)
E.on (sheet E.^. SheetCourse E.==. course E.^. CourseId)
-- filter to requested file
E.where_ ((file E.^. FileTitle E.==. E.val title)
E.&&. (sheetFile E.^. SheetFileType E.==. E.val typ )
E.&&. (sheet E.^. SheetName E.==. E.val shn )
E.&&. (course E.^. CourseShorthand E.==. E.val csh )
E.&&. (course E.^. CourseSchool E.==. E.val ssh )
E.&&. (course E.^. CourseTerm E.==. E.val tid )
)
-- return desired columns
return $ (file E.^. FileTitle, file E.^. FileContent)
case results of
[(E.Value fileTitle, E.Value fileContent)]
| Just fileContent' <- fileContent -> do
whenM downloadFiles $
addHeader "Content-Disposition" [st|attachment; filename="#{takeFileName fileTitle}"|]
return $ TypedContent (defaultMimeLookup (pack fileTitle) <> "; charset=utf-8") (toContent fileContent')
| otherwise -> sendResponseStatus noContent204 ()
[] -> notFound
other -> do
$logErrorS "SFileR" $ "Multiple matching files: " <> tshow other
error "Multiple matching files found."
getSheetNewR :: TermId -> SchoolId -> CourseShorthand -> Handler Html
getSheetNewR tid ssh csh = do
lastSheets <- runDB $ E.select . E.from $ \(course `E.InnerJoin` sheet) -> do
E.on $ course E.^. CourseId E.==. sheet E.^. SheetCourse
E.where_ $ course E.^. CourseTerm E.==. E.val tid
E.&&. course E.^. CourseSchool E.==. E.val ssh
E.&&. course E.^. CourseShorthand E.==. E.val csh
E.orderBy [E.desc (sheet E.^. SheetActiveFrom)]
E.limit 1
return sheet
let template = case lastSheets of
((Entity {entityVal=Sheet{..}}):_) -> Just $ SheetForm
{ sfName = stepTextCounterCI sheetName
, sfDescription = sheetDescription
, sfType = sheetType
, sfGrouping = sheetGrouping
, sfVisibleFrom = addOneWeek <$> sheetVisibleFrom
, sfActiveFrom = addOneWeek sheetActiveFrom
, sfActiveTo = addOneWeek sheetActiveTo
, sfSubmissionMode = sheetSubmissionMode
, sfUploadMode = sheetUploadMode
, sfSheetF = Nothing
, sfHintFrom = addOneWeek <$> sheetHintFrom
, sfHintF = Nothing
, sfSolutionFrom = addOneWeek <$> sheetSolutionFrom
, sfSolutionF = Nothing
, sfMarkingF = Nothing
, sfMarkingText = sheetMarkingText
}
_other -> Nothing
let action newSheet = -- More specific error message for new sheet could go here, if insertUnique returns Nothing
insertUnique $ newSheet
handleSheetEdit tid ssh csh Nothing template action
postSheetNewR :: TermId -> SchoolId -> CourseShorthand -> Handler Html
postSheetNewR = getSheetNewR
getSEditR :: TermId -> SchoolId -> CourseShorthand -> SheetName -> Handler Html
getSEditR tid ssh csh shn = do
(Entity sid Sheet{..}, sheetFileIds) <- runDB $ do
ent <- fetchSheet tid ssh csh shn
fti <- getFtIdMap $ entityKey ent
return (ent, fti)
let template = Just $ SheetForm
{ sfName = sheetName
, sfDescription = sheetDescription
, sfType = sheetType
, sfGrouping = sheetGrouping
, sfVisibleFrom = sheetVisibleFrom
, sfActiveFrom = sheetActiveFrom
, sfActiveTo = sheetActiveTo
, sfSubmissionMode = sheetSubmissionMode
, sfUploadMode = sheetUploadMode
, sfSheetF = Just . yieldMany . map Left . Set.elems $ sheetFileIds SheetExercise
, sfHintFrom = sheetHintFrom
, sfHintF = Just . yieldMany . map Left . Set.elems $ sheetFileIds SheetHint
, sfSolutionFrom = sheetSolutionFrom
, sfSolutionF = Just . yieldMany . map Left . Set.elems $ sheetFileIds SheetSolution
, sfMarkingF = Just . yieldMany . map Left . Set.elems $ sheetFileIds SheetMarking
, sfMarkingText = sheetMarkingText
}
let action newSheet = do
replaceRes <- myReplaceUnique sid $ newSheet
case replaceRes of
Nothing -> return $ Just sid
(Just _err) -> return $ Nothing -- More specific error message for edit old sheet could go here
handleSheetEdit tid ssh csh (Just sid) template action
postSEditR :: TermId -> SchoolId -> CourseShorthand -> SheetName -> Handler Html
postSEditR = getSEditR
handleSheetEdit :: TermId -> SchoolId -> CourseShorthand -> Maybe SheetId -> Maybe SheetForm -> (Sheet -> YesodDB UniWorX (Maybe SheetId)) -> Handler Html
handleSheetEdit tid ssh csh msId template dbAction = do
let mbshn = sfName <$> template
aid <- requireAuthId
((res,formWidget), formEnctype) <- runFormPost $ makeSheetForm msId template
case res of
(FormSuccess SheetForm{..}) -> do
saveOkay <- runDB $ do
actTime <- liftIO getCurrentTime
cid <- getKeyBy404 $ TermSchoolCourseShort tid ssh csh
oldAutoDistribute <- fmap sheetAutoDistribute . join <$> traverse get msId
let newSheet = Sheet
{ sheetCourse = cid
, sheetName = sfName
, sheetDescription = sfDescription
, sheetType = sfType
, sheetGrouping = sfGrouping
, sheetMarkingText = sfMarkingText
, sheetVisibleFrom = sfVisibleFrom
, sheetActiveFrom = sfActiveFrom
, sheetActiveTo = sfActiveTo
, sheetHintFrom = sfHintFrom
, sheetSolutionFrom = sfSolutionFrom
, sheetUploadMode = sfUploadMode
, sheetSubmissionMode = sfSubmissionMode
, sheetAutoDistribute = fromMaybe False oldAutoDistribute
}
mbsid <- dbAction newSheet
case mbsid of
Nothing -> False <$ addMessageI Error (MsgSheetNameDup tid ssh csh sfName)
(Just sid) -> do -- save files in DB:
whenIsJust sfSheetF $ insertSheetFile' sid SheetExercise
whenIsJust sfHintF $ insertSheetFile' sid SheetHint
whenIsJust sfSolutionF $ insertSheetFile' sid SheetSolution
whenIsJust sfMarkingF $ insertSheetFile' sid SheetMarking
insert_ $ SheetEdit aid actTime sid
addMessageI Success $ MsgSheetEditOk tid ssh csh sfName
-- Sanity checks generating warnings only, but not errors!
warnTermDays tid [sfVisibleFrom, Just sfActiveFrom, Just sfActiveTo, sfHintFrom, sfSolutionFrom]
return True
when saveOkay $ redirect $ case msId of
Just _ -> CSheetR tid ssh csh sfName SShowR -- redirect must happen outside of runDB
Nothing -> CSheetR tid ssh csh sfName SCorrR
(FormFailure msgs) -> forM_ msgs $ (addMessage Error) . toHtml
_ -> runDB $ warnTermDays tid $ (join . (flip fmap template))
<$> [sfVisibleFrom, Just . sfActiveFrom, Just . sfActiveTo, sfHintFrom, sfSolutionFrom]
let pageTitle = maybe (MsgSheetTitleNew tid ssh csh)
(MsgSheetTitle tid ssh csh) mbshn
-- let formTitle = pageTitle -- no longer used in template
let formText = Nothing :: Maybe UniWorXMessage
actionUrl <- fromMaybe (CourseR tid ssh csh SheetNewR) <$> getCurrentRoute
defaultLayout $ do
setTitleI pageTitle
$(widgetFile "formPageI18n")
getSDelR, postSDelR :: TermId -> SchoolId -> CourseShorthand -> SheetName -> Handler Html
getSDelR = postSDelR
postSDelR tid ssh csh shn = do
sid <- runDB $ fetchSheetId tid ssh csh shn
deleteR $ (sheetDeleteRoute $ Set.singleton sid)
{ drAbort = SomeRoute $ CSheetR tid ssh csh shn SShowR
, drSuccess = SomeRoute $ CourseR tid ssh csh SheetListR
}
insertSheetFile :: SheetId -> SheetFileType -> FileInfo -> YesodDB UniWorX ()
insertSheetFile sid ftype finfo = do
runConduit $ (sourceFiles finfo) =$= C.mapM_ finsert
where
finsert file = do
fid <- insert file
void . insert $ SheetFile sid fid ftype -- cannot fail due to uniqueness, since we generated a fresh FileId in the previous step
insertSheetFile' :: SheetId -> SheetFileType -> Source Handler (Either FileId File) -> YesodDB UniWorX ()
insertSheetFile' sid ftype fs = do
oldFileIds <- fmap setFromList . fmap (map E.unValue) . E.select . E.from $ \(file `E.InnerJoin` sheetFile) -> do
E.on $ file E.^. FileId E.==. sheetFile E.^. SheetFileFile
E.where_ $ sheetFile E.^. SheetFileSheet E.==. E.val sid
E.&&. sheetFile E.^. SheetFileType E.==. E.val ftype
return (file E.^. FileId)
keep <- execWriterT . runConduit $ transPipe (lift . lift) fs =$= C.mapM_ finsert
mapM_ deleteCascade $ (oldFileIds \\ keep :: Set FileId)
where
finsert (Left fileId) = tell $ singleton fileId
finsert (Right file) = lift $ do
fid <- insert file
void . insert $ SheetFile sid fid ftype -- cannot fail due to uniqueness, since we generated a fresh FileId in the previous step
data CorrectorForm = CorrectorForm
{ cfUserId :: UserId
, cfUserName :: Text
, cfResult :: FormResult (CorrectorState, Load)
, cfViewByTut, cfViewProp, cfViewDel, cfViewState :: FieldView UniWorX
}
type Loads = Map UserId (CorrectorState, Load)
defaultLoads :: SheetId -> DB Loads
-- ^ Generate `Loads` in such a way that minimal editing is required
--
-- For every user, that ever was a corrector for this course, return their last `Load`.
-- "Last `Load`" is taken to mean their `Load` on the `Sheet` with the most recent creation time (first edit).
defaultLoads shid = do
cId <- sheetCourse <$> getJust shid
fmap toMap . E.select . E.from $ \(sheet `E.InnerJoin` sheetCorrector) -> E.distinctOnOrderBy [E.asc (sheetCorrector E.^. SheetCorrectorUser)] $ do
E.on $ sheet E.^. SheetId E.==. sheetCorrector E.^. SheetCorrectorSheet
let creationTime = E.sub_select . E.from $ \sheetEdit -> do
E.where_ $ sheetEdit E.^. SheetEditSheet E.==. sheet E.^. SheetId
return . E.min_ $ sheetEdit E.^. SheetEditTime
E.where_ $ sheet E.^. SheetCourse E.==. E.val cId
E.orderBy [E.desc creationTime]
return (sheetCorrector E.^. SheetCorrectorUser, sheetCorrector E.^. SheetCorrectorLoad, sheetCorrector E.^. SheetCorrectorState)
where
toMap :: [(E.Value UserId, E.Value Load, E.Value CorrectorState)] -> Loads
toMap = foldMap $ \(E.Value uid, E.Value load, E.Value state) -> Map.singleton uid (state, load)
correctorForm :: SheetId -> MForm Handler (FormResult (Bool {- ^ autoDistribute -} , Set SheetCorrector), [FieldView UniWorX])
correctorForm shid = do
cListIdent <- newFormIdent
let
guardNonDeleted :: UserId -> Handler (Maybe UserId)
guardNonDeleted uid = do
CryptoID{ciphertext} <- encrypt uid :: Handler CryptoUUIDUser
deleted <- lookupPostParam $ tshow ciphertext <> "-" <> "del"
return $ bool Just (const Nothing) (isJust deleted) uid
formCIDs <- mapM decrypt =<< catMaybes <$> liftHandlerT (map fromPathPiece <$> lookupPostParams cListIdent :: Handler [Maybe CryptoUUIDUser])
let
currentLoads :: DB Loads
currentLoads = foldMap (\(Entity _ SheetCorrector{..}) -> Map.singleton sheetCorrectorUser (sheetCorrectorState, sheetCorrectorLoad)) <$> selectList [ SheetCorrectorSheet ==. shid ] []
(autoDistribute, defaultLoads', currentLoads') <- lift . runDB $ (,,) <$> (sheetAutoDistribute <$> getJust shid) <*> defaultLoads shid <*> currentLoads
loads' <- fmap (Map.fromList [(uid, (CorrectorNormal, mempty)) | uid <- formCIDs] `Map.union`) $ if
| Map.null currentLoads'
, null formCIDs -> defaultLoads' <$ when (not $ Map.null defaultLoads') (addMessageI Warning MsgCorrectorsDefaulted)
| otherwise -> return $ Map.fromList (map (, (CorrectorNormal, mempty)) formCIDs) `Map.union` currentLoads'
deletions <- lift $ foldM (\dels uid -> maybe (Set.insert uid dels) (const dels) <$> guardNonDeleted uid) Set.empty (Map.keys loads')
let loads'' = Map.restrictKeys loads' (Map.keysSet loads' `Set.difference` deletions)
didDelete = any (flip Set.member deletions) formCIDs
(countTutRes, countTutView) <- mreq checkBoxField (fsm MsgCountTutProp) . Just $ any (\(_, Load{..}) -> fromMaybe False byTutorial) $ Map.elems loads'
(autoDistributeRes, autoDistributeView) <- mreq checkBoxField (fsm MsgAutoAssignCorrs) (Just autoDistribute)
let
tutorField :: Field Handler [UserEmail]
tutorField = convertField (map CI.mk) (map CI.original) $ multiEmailField
{ fieldView = \theId name attrs _val isReq -> asWidgetT $ do
listIdent <- newIdent
userId <- handlerToWidget requireAuthId
previousCorrectors <- handlerToWidget . runDB . E.select . E.from $ \(user `E.InnerJoin` sheetCorrector `E.InnerJoin` sheet `E.InnerJoin` course `E.InnerJoin` lecturer) -> E.distinctOnOrderBy [E.asc $ user E.^. UserEmail ] $ do
E.on $ lecturer E.^. LecturerCourse E.==. course E.^. CourseId
E.on $ course E.^. CourseId E.==. sheet E.^. SheetCourse
E.on $ sheet E.^. SheetId E.==. sheetCorrector E.^. SheetCorrectorSheet
E.on $ sheetCorrector E.^. SheetCorrectorUser E.==. user E.^. UserId
E.where_ $ lecturer E.^. LecturerUser E.==. E.val userId
return $ user E.^. UserEmail
[whamlet|
$newline never
<input id=#{theId} name=#{name} list=#{listIdent} *{attrs} type=email multiple :isReq:required value="" placeholder=_{MsgCorrectorsPlaceholder}>
<datalist id=#{listIdent}>
$forall E.Value prev <- previousCorrectors
<option value=#{prev}>
|]
}
(addTutRes, addTutView) <- mopt tutorField (fsm MsgAddCorrector) (Just Nothing)
loads <- case addTutRes of
FormSuccess (Just emails) -> fmap Map.unions . forM emails $ \email -> do
mUid <- fmap (fmap entityKey) . lift . runDB $ getBy (UniqueEmail email)
case mUid of
Nothing -> loads'' <$ addMessageI Error (MsgEMailUnknown email)
Just uid
| not (Map.member uid loads') -> return $ Map.insert uid (CorrectorNormal, mempty) loads''
| otherwise -> loads'' <$ addMessageI Warning (MsgCorrectorExists email)
FormFailure errs -> loads'' <$ mapM_ (addMessage Error . toHtml) errs
_ -> return loads''
let deletions' = deletions `Set.difference` Map.keysSet loads
names <- fmap (Map.fromList . map (\(E.Value a, E.Value b) -> (a, b))) . lift . runDB . E.select . E.from $ \user -> do
E.where_ $ user E.^. UserId `E.in_` E.valList (Map.keys loads)
return $ (user E.^. UserId, user E.^. UserDisplayName)
let
constructFields :: (UserId, Text, (CorrectorState, Load)) -> MForm Handler CorrectorForm
constructFields (uid, uname, (state, Load{..})) = do
CryptoID{ciphertext} <- encrypt uid :: MForm Handler CryptoUUIDUser
let
fs name = ""
{ fsName = Just $ tshow ciphertext <> "-" <> name
}
rationalField = convertField toRational fromRational doubleField
(stateRes, cfViewState) <- mreq (selectField optionsFinite) (fs "state") (Just state)
(byTutRes, cfViewByTut) <- mreq checkBoxField (fs "bytut") (Just $ isJust byTutorial)
(propRes, cfViewProp) <- mreq (checkBool (>= 0) MsgProportionNegative $ rationalField) (fs "prop") (Just byProportion)
(_, cfViewDel) <- mreq checkBoxField (fs "del") (Just False)
let
cfResult :: FormResult (CorrectorState, Load)
cfResult = (,) <$> stateRes <*> (Load <$> tutRes' <*> propRes)
tutRes'
| FormSuccess True <- byTutRes = Just <$> countTutRes
| otherwise = Nothing <$ byTutRes
cfUserId = uid
cfUserName = uname
return CorrectorForm{..}
corrData <- sequence . catMaybes . (flip map) (Map.keys loads) $ \uid -> fmap constructFields $ (,,) <$> pure uid <*> names !? uid <*> loads !? uid
mr <- getMessageRender
$logDebugS "SCorrR" $ tshow (didDelete, addTutRes)
let
corrColonnade = mconcat
[ headed (Yesod.textCell $ mr MsgCorrector) $ \CorrectorForm{..} -> Yesod.textCell cfUserName
, headed (Yesod.textCell $ mr MsgCorState) $ \CorrectorForm{..} -> Yesod.cell $ fvInput cfViewState
, headed (Yesod.textCell $ mr MsgCorByTut) $ \CorrectorForm{..} -> Yesod.cell $ fvInput cfViewByTut
, headed (Yesod.textCell $ mr MsgCorProportion) $ \CorrectorForm{..} -> Yesod.cell $ fvInput cfViewProp
, headed (Yesod.textCell $ mr MsgDeleteRow) $ \CorrectorForm{..} -> Yesod.cell $ fvInput cfViewDel
]
corrResults
| FormSuccess (Just es) <- addTutRes
, not $ null es = FormMissing
| didDelete = FormMissing
| otherwise = fmap Set.fromList $ sequenceA [ SheetCorrector <$> pure cfUserId <*> pure shid <*> (snd <$> cfResult) <*> (fst <$> cfResult)
| CorrectorForm{..} <- corrData
]
idField CorrectorForm{..} = do
cID <- encrypt cfUserId :: WidgetT UniWorX IO CryptoUUIDUser
toWidget [hamlet|<input name=#{cListIdent} type=hidden value=#{toPathPiece cID}>|]
delField uid = do
cID <- encrypt uid :: WidgetT UniWorX IO CryptoUUIDUser
toWidget [hamlet|<input name="#{toPathPiece cID}-del" type=hidden value=yes>|]
return ( (,) <$> autoDistributeRes <*> corrResults
, [ autoDistributeView
, countTutView
, FieldView
{ fvLabel = text $ mr MsgCorrectors
, fvTooltip = Just $ toHtml $ mr MsgCorrectorStateTip
, fvId = ""
, fvInput = Yesod.encodeCellTable tableDefault corrColonnade corrData >> mapM_ idField corrData >> mapM_ delField deletions'
, fvErrors = Nothing
, fvRequired = True
}
, addTutView
{ fvInput = [whamlet|
<div>
^{fvInput addTutView}
<button type=submit formnovalidate data-formnorequired>Hinzufügen
|]
}
])
-- Eingabebox für Korrektor hinzufügen
-- Eingabe für Korrekt ausgefüllt: FormMissing zurückschicken um dann Feld hinzuzufügen
getSCorrR, postSCorrR :: TermId -> SchoolId -> CourseShorthand -> SheetName -> Handler Html
postSCorrR = getSCorrR
getSCorrR tid ssh csh shn = do
Entity shid Sheet{..} <- runDB $ fetchSheet tid ssh csh shn
((res,formWidget), formEnctype) <- runFormPost . identForm FIDcorrectors . renderAForm FormStandard $ formToAForm (correctorForm shid) <* submitButton
case res of
FormFailure errs -> mapM_ (addMessage Error . toHtml) errs
FormSuccess (autoDistribute, res') -> runDB $ do
update shid [ SheetAutoDistribute =. autoDistribute ]
deleteWhere [SheetCorrectorSheet ==. shid]
insertMany_ $ Set.toList res'
addMessageI Success MsgCorrectorsUpdated
FormMissing -> return ()
let
-- formTitle = MsgSheetCorrectorsTitle tid ssh csh shn
formText = Nothing :: Maybe (SomeMessage UniWorX)
actionUrl = CSheetR tid ssh csh shn SCorrR
-- actionUrl = CSheetR tid ssh csh shn SShowR
defaultLayout $ do
setTitleI $ MsgSheetCorrectorsTitle tid ssh csh shn
$(widgetFile "formPageI18n")