fradrive/src/Handler/Sheet.hs
2019-04-27 14:46:08 +02:00

840 lines
40 KiB
Haskell

module Handler.Sheet where
import Import
import Jobs.Queue
import System.FilePath (takeFileName)
import Utils.Sheet
import Handler.Utils
-- import Handler.Utils.Zip
import Handler.Utils.Table.Cells
import Handler.Utils.SheetType
import Handler.Utils.Delete
import Handler.Utils.Form.MassInput
-- import Data.Time
-- import qualified Data.Text as T
-- import Data.Function ((&))
--
-- import Colonnade hiding (fromMaybe, singleton, bool)
--
-- 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 :: SubmissionMode
, 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 = identifyForm FIDsheet $ \html -> do
oldFileIds <- (return.) <$> case msId of
Nothing -> return $ partitionFileType mempty
(Just sId) -> liftHandlerT $ runDB $ getFtIdMap sId
mr <- getMsgRenderer
ctime <- ceilingQuarterHour <$> liftIO getCurrentTime
(result, widget) <- flip (renderAForm FormStandard) html $ SheetForm
<$> areq ciField (fslI MsgSheetName) (sfName <$> template)
<*> aopt htmlField (fslpI MsgSheetDescription "Html")
(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)
<*> submissionModeForm ((sfSubmissionMode <$> template) <|> pure (SubmissionMode False . Just $ 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)
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)
] ]
getSheetCurrentR :: TermId -> SchoolId -> CourseShorthand -> Handler Html
getSheetCurrentR tid ssh csh = runDB $ do
let redi shn = redirectAccess $ CSheetR tid ssh csh shn SShowR
shn <- sheetCurrent tid ssh csh
maybe notFound redi shn
getSheetOldUnassigned :: TermId -> SchoolId -> CourseShorthand -> Handler ()
getSheetOldUnassigned tid ssh csh = runDB $ do
let redi shn = redirectAccess $ CSheetR tid ssh csh shn SSubsR
shn <- sheetOldUnassigned tid ssh csh
maybe notFound redi shn
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 dateTimeCell mEditTime
, sortable (Just "visible-from") (i18nCell MsgSheetVisibleFrom)
$ \DBRow{dbrOutput=(Entity _ Sheet{..}, _, _)} -> maybe mempty dateTimeCell sheetVisibleFrom
, sortable (Just "submission-since") (i18nCell MsgSheetActiveFrom)
$ \DBRow{dbrOutput=(Entity _ Sheet{..}, _, _)} -> dateTimeCell sheetActiveFrom
, sortable (Just "submission-until") (i18nCell MsgSheetActiveTo)
$ \DBRow{dbrOutput=(Entity _ Sheet{..}, _, _)} -> dateTimeCell 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)} ->
let stats = sheetTypeSum sheetType in -- for statistics over all shown rows
case mbSub of
Nothing -> cellTell mempty $ stats Nothing
(Just (Entity sid sub@Submission{..})) ->
let mkCid = encrypt sid
mkRoute = do
cid' <- mkCid
return $ CSubmissionR tid ssh csh sheetName cid' CorrectionR
mTuple mA mB = (,) <$> mA <*> mB -- Hamlet does not support enough haskell-syntax for this
acell = anchorCellM mkRoute $(widgetFile "widgets/rating/rating")
in cellTell acell $ stats submissionRatingPoints
, 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"]
(raw_statistics,table) <- runDB $ 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
)
, ( "visible-from"
, SortColumn $ \(sheet `E.LeftOuterJoin` _) -> sheet E.^. SheetVisibleFrom
)
, ( "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
}
-- ) ( -- !!!DEPRECTAED!!! Summary only over shown rows !!!
-- -- 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 raw_statistics -- only over shown rows
-- foldMap (\(_, E.Value sheetType, E.Value mbPts) -> sheetTypeSum sheetType (join mbPts))
defaultLayout $ do
$(widgetFile "sheetList")
data ButtonGeneratePseudonym = BtnGenerate
deriving (Enum, Eq, Ord, Bounded, Read, Show, Generic, Typeable)
instance Universe ButtonGeneratePseudonym
instance Finite ButtonGeneratePseudonym
nullaryPathPiece ''ButtonGeneratePseudonym (camelToPathPiece' 1)
instance Button UniWorX ButtonGeneratePseudonym where
btnLabel BtnGenerate = [whamlet|_{MsgSheetGeneratePseudonym}|]
btnClasses BtnGenerate = [BCIsButton, 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
let generateForm = wrapForm generateWidget def
{ formAction = Just . SomeRoute $ CSheetR tid ssh csh shn SPseudonymR
, formEncoding = generateEnctype
, formSubmit = FormNoSubmit
}
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
markingText <- runMaybeT $ assertM_ (Authorized ==) (evalAccessCorrector tid ssh csh) >> hoistMaybe (sheetMarkingText 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
parShn <- runInputGetResult $ iopt ciField "shn"
let searchShn sheet = case parShn of
(FormSuccess (Just shn)) -> E.where_ $ sheet E.^. SheetName E.==. E.val shn
-- (FormFailure msgs) -> -- not in MonadHandler anymore -- forM_ msgs (addMessage Error . toHtml)
_other -> return ()
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
searchShn sheet
-- let lastSheetEdit = E.sub_select . E.from $ \sheetEdit -> do
-- E.where_ $ sheetEdit E.^. SheetEditSheet E.==. sheet E.^. SheetId
-- return . E.max_ $ sheetEdit E.^. SheetEditTime
-- Preferring last edited sheet may lead to suggesting duplicated sheet name numbers
-- E.orderBy [E.desc lastSheetEdit, E.desc (sheet E.^. SheetActiveFrom)]
E.orderBy [E.desc (sheet E.^. SheetActiveFrom)]
E.limit 1
return sheet
now <- liftIO getCurrentTime
let template = case lastSheets of
((Entity {entityVal=Sheet{..}}):_) ->
let addTime = addWeeks $ max 1 $ weeksToAdd sheetActiveTo now
in Just $ SheetForm
{ sfName = stepTextCounterCI sheetName
, sfDescription = sheetDescription
, sfType = sheetType
, sfGrouping = sheetGrouping
, sfVisibleFrom = addTime <$> sheetVisibleFrom
, sfActiveFrom = addTime sheetActiveFrom
, sfActiveTo = addTime sheetActiveTo
, sfSubmissionMode = sheetSubmissionMode
, sfSheetF = Nothing
, sfHintFrom = addTime <$> sheetHintFrom
, sfHintF = Nothing
, sfSolutionFrom = addTime <$> 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
, 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 <$> traverse get msId
let newSheet = Sheet
{ sheetCourse = cid
, sheetName = sfName
, sheetDescription = sfDescription
, sheetType = sfType
, sheetGrouping = sfGrouping
, sheetMarkingText = sfMarkingText
, sheetVisibleFrom = sfVisibleFrom
, sheetActiveFrom = sfActiveFrom
, sheetActiveTo = sfActiveTo
, sheetHintFrom = sfHintFrom
, sheetSolutionFrom = sfSolutionFrom
, sheetSubmissionMode = sfSubmissionMode
, sheetAutoDistribute = fromMaybe False oldAutoDistribute
}
mbsid <- dbAction newSheet
case mbsid of
Nothing -> False <$ 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))
<$> [sfVisibleFrom, Just . sfActiveFrom, Just . sfActiveTo, sfHintFrom, sfSolutionFrom]
let pageTitle = maybe (MsgSheetTitleNew tid ssh csh)
(MsgSheetTitle tid ssh csh) mbshn
-- let formTitle = pageTitle -- no longer used in template
actionUrl <- fromMaybe (CourseR tid ssh csh SheetNewR) <$> getCurrentRoute
defaultLayout $ do
setTitleI pageTitle
wrapForm formWidget def
{ formAction = Just $ SomeRoute actionUrl
, formEncoding = formEnctype
}
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 (Either UserEmail 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 (Right uid) (state, load)
correctorForm :: SheetId -> AForm Handler (Set (Either SheetCorrectorInvitation SheetCorrector))
correctorForm shid = wFormToAForm $ do
Just currentRoute <- liftHandlerT getCurrentRoute
userId <- liftHandlerT requireAuthId
MsgRenderer mr <- getMsgRenderer
let
currentLoads :: DB Loads
currentLoads = Map.union
<$> fmap (foldMap $ \(Entity _ SheetCorrector{..}) -> Map.singleton (Right sheetCorrectorUser) (sheetCorrectorState, sheetCorrectorLoad)) (selectList [ SheetCorrectorSheet ==. shid ] [])
<*> fmap (foldMap $ \(Entity _ SheetCorrectorInvitation{..}) -> Map.singleton (Left sheetCorrectorInvitationEmail) (sheetCorrectorInvitationState, sheetCorrectorInvitationLoad)) (selectList [ SheetCorrectorInvitationSheet ==. shid ] [])
(defaultLoads', currentLoads') <- liftHandlerT . runDB $ (,) <$> defaultLoads shid <*> currentLoads
isWrite <- liftHandlerT $ isWriteRequest currentRoute
let
applyDefaultLoads = Map.null currentLoads' && not isWrite
loads :: Map (Either UserEmail UserId) (CorrectorState, Load)
loads
| applyDefaultLoads = defaultLoads'
| otherwise = currentLoads'
when (not (Map.null loads) && applyDefaultLoads) $
addMessageI Warning MsgCorrectorsDefaulted
countTutRes <- wreq checkBoxField (fsm MsgCountTutProp) . Just . any (\(_, Load{..}) -> fromMaybe False byTutorial) $ Map.elems loads
let
previousCorrectors :: E.SqlQuery (E.SqlExpr (Entity User))
previousCorrectors = E.from $ \(user `E.InnerJoin` sheetCorrector `E.InnerJoin` sheet `E.InnerJoin` course `E.InnerJoin` lecturer) -> 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
miAdd :: ListPosition
-> Natural
-> (Text -> Text)
-> FieldView UniWorX
-> Maybe (Form (Map ListPosition (Either UserEmail UserId) -> FormResult (Map ListPosition (Either UserEmail UserId))))
miAdd _ _ nudge submitView = Just $ \csrf -> do
(addRes, addView) <- mpreq (multiUserField False $ Just previousCorrectors) (fslpI MsgCorrector (mr MsgEMail) & setTooltip MsgMultiEmailFieldTip & addName (nudge "corrector")) Nothing
let addRes' = addRes <&> \nCorrs oldData@(maybe 0 (succ . fst) . Map.lookupMax -> kStart) -> if
| existing <- Set.intersection nCorrs . Set.fromList $ Map.elems oldData
, not $ null existing
-> FormFailure [mr MsgCorrectorExists]
| otherwise
-> FormSuccess . Map.fromList . zip [kStart..] $ Set.toList nCorrs
return (addRes', $(widgetFile "sheetCorrectors/add"))
miCell :: ListPosition
-> Either UserEmail UserId
-> Maybe (CorrectorState, Load)
-> (Text -> Text)
-> Form (CorrectorState, Load)
miCell _ userIdent initRes nudge csrf = do
(stateRes, stateView) <- mreq (selectField optionsFinite) ("" & addName (nudge "state")) $ (fst <$> initRes) <|> Just CorrectorNormal
(byTutRes, byTutView) <- mreq checkBoxField ("" & addName (nudge "bytut")) $ (isJust . byTutorial . snd <$> initRes) <|> Just False
(propRes, propView) <- mreq (checkBool (>= 0) MsgProportionNegative $ rationalField) ("" & addName (nudge "prop")) $ (byProportion . snd <$> initRes) <|> Just 0
let
res :: FormResult (CorrectorState, Load)
res = (,) <$> stateRes <*> (Load <$> tutRes' <*> propRes)
tutRes'
| FormSuccess True <- byTutRes = Just <$> countTutRes
| otherwise = Nothing <$ byTutRes
identWidget <- case userIdent of
Left email -> return . toWidget $ mailtoHtml email
Right uid -> do
User{userEmail, userDisplayName, userSurname} <- liftHandlerT . runDB $ getJust uid
return $ nameEmailWidget userEmail userDisplayName userSurname
return (res, $(widgetFile "sheetCorrectors/cell"))
miDelete :: ListLength
-> ListPosition
-> MaybeT (MForm Handler) (Map ListPosition ListPosition)
miDelete = miDeleteList
miAllowAdd :: ListPosition
-> Natural
-> ListLength
-> Bool
miAllowAdd _ _ _ = True
miAddEmpty :: ListPosition
-> Natural
-> ListLength
-> Set ListPosition
miAddEmpty _ _ _ = Set.empty
miButtonAction :: forall p.
PathPiece p
=> p
-> Maybe (SomeRoute UniWorX)
miButtonAction frag = Just . SomeRoute $ currentRoute :#: frag
miLayout :: ListLength
-> Map ListPosition (Either UserEmail UserId, FormResult (CorrectorState, Load))
-> Map ListPosition Widget
-> Map ListPosition (FieldView UniWorX)
-> Map (Natural, ListPosition) Widget
-> Widget
miLayout lLength _ cellWdgts delButtons addWdgts = $(widgetFile "sheetCorrectors/layout")
postProcess :: Map ListPosition (Either UserEmail UserId, (CorrectorState, Load)) -> Set (Either SheetCorrectorInvitation SheetCorrector)
postProcess = Set.fromList . map postProcess' . Map.elems
where
sheetCorrectorSheet = shid
sheetCorrectorInvitationSheet = shid
postProcess' :: (Either UserEmail UserId, (CorrectorState, Load)) -> Either SheetCorrectorInvitation SheetCorrector
postProcess' (Right sheetCorrectorUser, (sheetCorrectorState, sheetCorrectorLoad)) = Right SheetCorrector{..}
postProcess' (Left sheetCorrectorInvitationEmail, (sheetCorrectorInvitationState, sheetCorrectorInvitationLoad)) = Left SheetCorrectorInvitation{..}
fmap postProcess <$> massInputW MassInput{..} (fslI MsgCorrectors) True (Just . Map.fromList . zip [0..] $ Map.toList loads)
getSCorrR, postSCorrR :: TermId -> SchoolId -> CourseShorthand -> SheetName -> Handler Html
postSCorrR = getSCorrR
getSCorrR tid ssh csh shn = do
uid <- requireAuthId
Entity shid Sheet{..} <- runDB $ fetchSheet tid ssh csh shn
((res,formWidget), formEnctype) <- runFormPost . identifyForm FIDcorrectors . renderAForm FormStandard $
(,) <$> areq checkBoxField (fslI MsgAutoAssignCorrs) (Just sheetAutoDistribute)
<*> correctorForm shid
case res of
FormFailure errs -> mapM_ (addMessage Error . toHtml) errs
FormSuccess (autoDistribute, sheetCorrectors) -> runDBJobs $ do
update shid [ SheetAutoDistribute =. autoDistribute ]
deleteWhere [ SheetCorrectorSheet ==. shid ]
deleteWhere [ SheetCorrectorInvitationSheet ==. shid, SheetCorrectorInvitationEmail /<-. toListOf (folded . _Left . _sheetCorrectorInvitationEmail) sheetCorrectors ]
forM_ sheetCorrectors $ \case
Right shCor -> insert_ shCor
Left shCorInv -> do
insertRes <- insertBy shCorInv
case insertRes of
Right _ ->
void . queueDBJob $ JobCorrectorInvitation uid shCorInv
Left (Entity old _) ->
replace old shCorInv
addMessageI Success MsgCorrectorsUpdated
FormMissing -> return ()
defaultLayout $ do
setTitleI $ MsgSheetCorrectorsTitle tid ssh csh shn
wrapForm formWidget def
{ formAction = Just . SomeRoute $ CSheetR tid ssh csh shn SCorrR
, formEncoding = formEnctype
}
data ButtonCorrInvite = BtnCorrInvAccept | BtnCorrInvDecline
deriving (Eq, Ord, Read, Show, Enum, Bounded, Generic, Typeable)
instance Universe ButtonCorrInvite
instance Finite ButtonCorrInvite
nullaryPathPiece ''ButtonCorrInvite $ camelToPathPiece' 3
embedRenderMessage ''UniWorX ''ButtonCorrInvite id
instance Button UniWorX ButtonCorrInvite where
btnClasses BtnCorrInvAccept = [BCIsButton, BCPrimary]
btnClasses BtnCorrInvDecline = [BCIsButton, BCDanger]
getSCorrInviteR, postSCorrInviteR :: TermId -> SchoolId -> CourseShorthand -> SheetName -> UserEmail -> Handler Html
getSCorrInviteR = postSCorrInviteR
postSCorrInviteR tid ssh csh shn email = do
uid <- requireAuthId
(Entity _ Course{..}, Entity shid Sheet{..}, Entity ciId SheetCorrectorInvitation{..}) <- runDB $ do
(sRes@(Entity shid _), cRes) <- fetchSheetCourse tid ssh csh shn
iRes <- getBy404 $ UniqueSheetCorrectorInvitation email shid
return (cRes, sRes, iRes)
((btnResult, btnInnerWidget), btnEncoding) <- runFormPost $ formEmbedJwtPost buttonForm
let btnWidget = wrapForm btnInnerWidget def
{ formEncoding = btnEncoding
, formAction = Just . SomeRoute . CSheetR tid ssh csh shn $ SCorrInviteR email
, formSubmit = FormNoSubmit
}
formResult btnResult $ \case
BtnCorrInvAccept -> do
runDB $ do
delete ciId
insert_ $ SheetCorrector uid shid sheetCorrectorInvitationLoad sheetCorrectorInvitationState
addMessageI Success $ MsgCorrectorInvitationAccepted shn
redirect $ CSheetR tid ssh csh shn SShowR
BtnCorrInvDecline -> do
runDB $
delete ciId
addMessageI Info $ MsgCorrectorInvitationDeclined shn
redirect HomeR
siteLayoutMsg (MsgSheetCorrInviteHeading shn) $ do
setTitleI $ MsgSheetCorrInviteHeading shn
$(widgetFile "sheetCorrInvite")