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fradrive-old/src/Handler/PrintCenter.hs

398 lines
20 KiB
Haskell

{-# LANGUAGE TypeApplications #-}
module Handler.PrintCenter
( getPrintCenterR, postPrintCenterR
, getPrintAcknowR, postPrintAcknowR
, getPrintSendR , postPrintSendR
, getPrintDownloadR
) where
import Import
import qualified Data.Set as Set
import qualified Data.Map as Map
-- import qualified Data.Text as T
-- import qualified Data.Text.Lazy as LT
-- import qualified Data.ByteString.Lazy as LBS
import qualified Text.Pandoc as P
import qualified Text.Pandoc.Builder as P
import Database.Persist.Sql (updateWhereCount)
import qualified Database.Esqueleto.Experimental as Ex -- needs TypeApplications Lang-Pragma
import qualified Database.Esqueleto.Legacy as E
import qualified Database.Esqueleto.Utils as E
import Database.Esqueleto.Utils.TH
import qualified Control.Monad.State.Class as State
import Utils.Print
-- import Data.Aeson (encode)
-- import qualified Data.Text as Text
-- import qualified Data.Set as Set
import Handler.Utils
-- avoids repetition of local definitions
single :: (k,a) -> Map k a
single = uncurry Map.singleton
data MetaPinRenewal = MetaPinRenewal
{ mppRecipient :: Text
, mppAddress :: StoredMarkup
, mppLogin :: Text
, mppPin :: Text
, mppURL :: Maybe URI
, mppDate :: Day
, mppLang :: Lang
, mppOpening :: Maybe Text
, mppClosing :: Maybe Text
}
deriving (Eq, Ord, Show, Generic, Typeable)
-- TODO: just for testing, remove in production
instance Default MetaPinRenewal where
def = MetaPinRenewal
{ mppRecipient = "Papa Schlumpf"
, mppAddress = plaintextToStoredMarkup ("Erdbeerweg 42\n98726 Schlumpfhausen"::Text)
, mppLogin = "keiner123"
, mppPin = "89998a"
, mppURL = Nothing
, mppDate = fromGregorian 2022 07 27
, mppLang = "de-de"
, mppOpening = Just "Lieber Schlumpfi,"
, mppClosing = Nothing
}
makeRenewalForm :: Maybe MetaPinRenewal -> Form MetaPinRenewal
makeRenewalForm tmpl = identifyForm FIDLmsLetter . validateForm validateMetaPinRenewal $ \html -> do
now_day <- utctDay <$> liftIO getCurrentTime
flip (renderAForm FormStandard) html $ MetaPinRenewal
<$> areq textField (fslI MsgMppRecipient) (mppRecipient <$> tmpl)
<*> areq htmlField (fslI MsgMppAddress) (mppAddress <$> tmpl)
<*> areq textField (fslI MsgMppLogin) (mppLogin <$> tmpl)
<*> areq textField (fslI MsgMppPin) (mppPin <$> tmpl)
<*> aopt urlField (fslI MsgMppURL) (mppURL <$> tmpl)
<*> areq dayField (fslI MsgMppDate) ((mppDate <$> tmpl) <|> Just now_day)
<*> areq (langField True) (fslI MsgMppLang) ((mppLang <$> tmpl) <|> Just "de-de")
<*> aopt textField (fslI MsgMppOpening) (mppOpening <$> tmpl)
<*> aopt textField (fslI MsgMppClosing) (mppClosing <$> tmpl)
validateMetaPinRenewal :: FormValidator MetaPinRenewal Handler ()
validateMetaPinRenewal = do
MetaPinRenewal{..} <- State.get
guardValidation MsgMppBadLanguage $ isDe mppLang || isEn mppLang
mprToMeta :: MetaPinRenewal -> P.Meta
mprToMeta MetaPinRenewal{..} = mkMeta
-- formatTimeUser SelFormatDate mppDate mppRecipient
[ toMeta "recipient" mppRecipient
, toMeta "address" (mppRecipient : (mppAddress & html2textlines))
, toMeta "login" mppLogin
, toMeta "pin" mppPin
, mbMeta "url" (mppURL <&> tshow)
, toMeta "date" (mppDate & tshow) -- rendering according to user preference requires Handler Monad; deferred to Post-processing of P.Meta
, toMeta "lang" mppLang
, mbMeta keyOpening mppOpening
, mbMeta keyClosing mppClosing
]
where
deOrEn = if isDe mppLang then "de" else "en"
keyOpening = deOrEn <> "-opening"
keyClosing = deOrEn <> "-closing"
mprToMetaUser :: (MonadHandler m, HandlerSite m ~ UniWorX) => Entity User -> MetaPinRenewal -> m P.Meta
mprToMetaUser entUser@Entity{entityVal = u} mpr = do
let userLang = userLanguages u >>= (listToMaybe . view _Wrapped) -- auch möglich `op Languages` statt `view _Wrapped`
meta = mprToMeta mpr{ mppRecipient = userDisplayName u
-- , mppAddress = userDisplayName u : html2textlines userAddress --TODO once we have User addresses within the DB
, mppLang = fromMaybe (mppLang mpr) userLang -- check if this is the desired behaviour!
}
userDate <- formatTimeUser SelFormatDate (mppDate mpr) (Just entUser)
return $ P.setMeta "date" userDate meta
data PJTableAction = PJActAcknowledge
deriving (Eq, Ord, Enum, Bounded, Read, Show, Generic, Typeable)
instance Universe PJTableAction
instance Finite PJTableAction
nullaryPathPiece ''PJTableAction $ camelToPathPiece' 2
embedRenderMessage ''UniWorX ''PJTableAction id
-- Not yet needed, since there is no additional data for now:
data PJTableActionData = PJActAcknowledgeData
deriving (Eq, Ord, Read, Show, Generic, Typeable)
type PJTableExpr = ( E.SqlExpr (Entity PrintJob)
`E.LeftOuterJoin` E.SqlExpr (Maybe (Entity User))
`E.LeftOuterJoin` E.SqlExpr (Maybe (Entity User))
`E.LeftOuterJoin` E.SqlExpr (Maybe (Entity Course))
`E.LeftOuterJoin` E.SqlExpr (Maybe (Entity Qualification))
)
queryPrintJob :: PJTableExpr -> E.SqlExpr (Entity PrintJob)
queryPrintJob = $(sqlLOJproj 5 1)
queryRecipient :: PJTableExpr -> E.SqlExpr (Maybe (Entity User))
queryRecipient = $(sqlLOJproj 5 2)
querySender :: PJTableExpr -> E.SqlExpr (Maybe (Entity User))
querySender = $(sqlLOJproj 5 3)
queryCourse :: PJTableExpr -> E.SqlExpr (Maybe (Entity Course))
queryCourse = $(sqlLOJproj 5 4)
queryQualification :: PJTableExpr -> E.SqlExpr (Maybe (Entity Qualification))
queryQualification = $(sqlLOJproj 5 5)
type PJTableData = DBRow (Entity PrintJob, Maybe (Entity User), Maybe (Entity User), Maybe (Entity Course), Maybe (Entity Qualification))
resultPrintJob :: Lens' PJTableData (Entity PrintJob)
resultPrintJob = _dbrOutput . _1
resultRecipient :: Traversal' PJTableData (Entity User)
resultRecipient = _dbrOutput . _2 . _Just
resultSender :: Traversal' PJTableData (Entity User)
resultSender = _dbrOutput . _3 . _Just
resultCourse :: Traversal' PJTableData (Entity Course)
resultCourse = _dbrOutput . _4 . _Just
resultQualification :: Traversal' PJTableData (Entity Qualification)
resultQualification = _dbrOutput . _5 . _Just
pjTableQuery :: PJTableExpr -> E.SqlQuery
( E.SqlExpr (Entity PrintJob)
, E.SqlExpr (Maybe (Entity User))
, E.SqlExpr (Maybe (Entity User))
, E.SqlExpr (Maybe (Entity Course))
, E.SqlExpr (Maybe (Entity Qualification)))
pjTableQuery (printJob `E.LeftOuterJoin` recipient
`E.LeftOuterJoin` sender
`E.LeftOuterJoin` course
`E.LeftOuterJoin` quali ) = do
E.on $ printJob E.^. PrintJobRecipient E.==. recipient E.?. UserId
E.on $ printJob E.^. PrintJobSender E.==. sender E.?. UserId
E.on $ printJob E.^. PrintJobCourse E.==. course E.?. CourseId
E.on $ printJob E.^. PrintJobQualification E.==. quali E.?. QualificationId
return (printJob, recipient, sender, course, quali)
mkPJTable :: DB (FormResult (PJTableActionData, Set PrintJobId), Widget)
mkPJTable = do
currentRoute <- fromMaybe (error "mkPJTable called from 404-handler") <$> liftHandler getCurrentRoute -- albeit we do know the route here
let
dbtSQLQuery = pjTableQuery
dbtRowKey = queryPrintJob >>> (E.^. PrintJobId)
dbtProj = dbtProjFilteredPostId
dbtColonnade = mconcat
[ dbSelectIf (applying _2) id (return . view (resultPrintJob . _entityKey)) (\r -> isNothing $ r ^. resultPrintJob . _entityVal . _printJobAcknowledged)
, sortable (Just "pj-created") (i18nCell MsgPrintJobCreated) $ \( view $ resultPrintJob . _entityVal . _printJobCreated -> t) -> dateTimeCell t
, sortable (Just "pj-acknowledged") (i18nCell MsgPrintJobAcknowledged) $ \( view $ resultPrintJob . _entityVal . _printJobAcknowledged -> t) -> maybeDateTimeCell t
, sortable (Just "pj-filename") (i18nCell MsgPrintPDF) $ \r -> let k = r ^. resultPrintJob . _entityKey
t = r ^. resultPrintJob . _entityVal . _printJobFilename
in anchorCellM (PrintDownloadR <$> encrypt k) (toWgt t)
, sortable (Just "pj-name") (i18nCell MsgPrintJobName) $ \( view $ resultPrintJob . _entityVal . _printJobName -> n) -> textCell n
, sortable (Just "pj-recipient") (i18nCell MsgPrintRecipient) $ \(preview resultRecipient -> u) -> maybeCell u $ cellHasUserLink AdminUserR
, sortable (Just "pj-sender") (i18nCell MsgPrintSender) $ \(preview resultSender -> u) -> maybeCell u $ cellHasUserLink AdminUserR
, sortable (Just "pj-course") (i18nCell MsgPrintCourse) $ \(preview $ resultCourse . _entityVal -> c) -> maybeCell c courseCell
, sortable (Just "pj-qualification")(i18nCell MsgPrintQualification) $ \(preview $ resultQualification . _entityVal -> q) -> maybeCell q qualificationCell
, sortable (Just "pj-lmsid") (i18nCell MsgPrintLmsUser) $ \( view $ resultPrintJob . _entityVal . _printJobLmsUser -> q) -> ifIconCell (isJust q) IconMenuLms
]
dbtSorting = mconcat
[ single ("pj-name" , SortColumn $ queryPrintJob >>> (E.^. PrintJobName))
, single ("pj-filename" , SortColumn $ queryPrintJob >>> (E.^. PrintJobFilename))
, single ("pj-created" , SortColumn $ queryPrintJob >>> (E.^. PrintJobCreated))
, single ("pj-acknowledged" , SortColumn $ queryPrintJob >>> (E.^. PrintJobAcknowledged))
, single ("pj-recipient" , sortUserNameBareM queryRecipient)
, single ("pj-sender" , sortUserNameBareM querySender )
, single ("pj-course" , SortColumn $ queryCourse >>> (E.?. CourseName))
, single ("pj-qualification", SortColumn $ queryQualification >>> (E.?. QualificationName))
, single ("pj-lmsid" , SortColumn $ queryPrintJob >>> (E.isJust . (E.^. PrintJobLmsUser)))
]
dbtFilter = mconcat
[ single ("pj-name" , FilterColumn . E.mkContainsFilter $ views (to queryPrintJob) (E.^. PrintJobName))
, single ("pj-filename" , FilterColumn . E.mkContainsFilter $ views (to queryPrintJob) (E.^. PrintJobFilename))
, single ("pj-created" , FilterColumn . E.mkDayFilter $ views (to queryPrintJob) (E.^. PrintJobCreated))
--, single ("pj-created" , FilterColumn . E.mkDayBetweenFilter $ views (to queryPrintJob) (E.^. PrintJobCreated))
, single ("pj-recipient" , FilterColumn . E.mkContainsFilterWith Just $ views (to queryRecipient) (E.?. UserDisplayName))
, single ("pj-sender" , FilterColumn . E.mkContainsFilterWith Just $ views (to querySender) (E.?. UserDisplayName))
, single ("pj-course" , FilterColumn . E.mkContainsFilterWith Just $ views (to queryCourse) (E.?. CourseName))
, single ("pj-qualification", FilterColumn . E.mkContainsFilterWith Just $ views (to queryQualification) (E.?. QualificationName))
, single ("acknowledged" , FilterColumn . E.mkExactFilterLast $ views (to queryPrintJob) (E.isJust . (E.^. PrintJobAcknowledged)))
]
dbtFilterUI mPrev = mconcat
[ prismAForm (singletonFilter "pj-name" . maybePrism _PathPiece) mPrev $ aopt (hoistField lift textField) (fslI MsgPrintJobName)
, prismAForm (singletonFilter "pj-filename" . maybePrism _PathPiece) mPrev $ aopt (hoistField lift textField) (fslI MsgPrintJobFilename)
, prismAForm (singletonFilter "pj-created" . maybePrism _PathPiece) mPrev $ aopt (hoistField lift dayField) (fslI MsgPrintJobCreated)
--, prismAForm (singletonFilter "pj-created" . maybePrism _PathPiece) mPrev ((,) <$> aopt (hoistField lift dayField) (fslI MsgPrintJobCreated)
-- <*> aopt (hoistField lift dayField) (fslI MsgPrintJobCreated)
-- )
, prismAForm (singletonFilter "pj-recipient" . maybePrism _PathPiece) mPrev $ aopt (hoistField lift textField) (fslI MsgPrintRecipient)
, prismAForm (singletonFilter "pj-sender" . maybePrism _PathPiece) mPrev $ aopt (hoistField lift textField) (fslI MsgPrintSender)
, prismAForm (singletonFilter "pj-course" . maybePrism _PathPiece) mPrev $ aopt (hoistField lift textField) (fslI MsgPrintCourse)
, prismAForm (singletonFilter "pj-qualification". maybePrism _PathPiece) mPrev $ aopt (hoistField lift textField) (fslI MsgPrintQualification)
, prismAForm (singletonFilter "acknowledged" . maybePrism _PathPiece) mPrev $ aopt (boolField . Just $ SomeMessage MsgBoolIrrelevant) (fslI MsgPrintJobAcknowledged)
]
dbtStyle = def { dbsFilterLayout = defaultDBSFilterLayout}
dbtIdent :: Text
dbtIdent = "print-job"
dbtCsvEncode = noCsvEncode
dbtCsvDecode = Nothing
dbtExtraReps = []
dbtParams = DBParamsForm
{ dbParamsFormMethod = POST
, dbParamsFormAction = Just $ SomeRoute currentRoute
, dbParamsFormAttrs = []
, dbParamsFormSubmit = FormSubmit
, dbParamsFormAdditional
= let acts :: Map PJTableAction (AForm Handler PJTableActionData)
acts = mconcat
[ singletonMap PJActAcknowledge $ pure PJActAcknowledgeData
]
in renderAForm FormStandard
$ (, mempty) . First . Just
<$> multiActionA acts (fslI MsgTableAction) Nothing
, dbParamsFormEvaluate = liftHandler . runFormPost
, dbParamsFormResult = id
, dbParamsFormIdent = def
}
postprocess :: FormResult (First PJTableActionData, DBFormResult PrintJobId Bool PJTableData)
-> FormResult ( PJTableActionData, Set PrintJobId)
postprocess inp = do
(First (Just act), jobMap) <- inp
let jobSet = Map.keysSet . Map.filter id $ getDBFormResult (const False) jobMap
return (act, jobSet)
psValidator = def & defaultSorting [SortAscBy "pj-created"]
& defaultFilter (singletonMap "acknowledged" [toPathPiece False])
over _1 postprocess <$> dbTable psValidator DBTable{..}
getPrintCenterR, postPrintCenterR :: Handler Html
getPrintCenterR = postPrintCenterR
postPrintCenterR = do
currentRoute <- fromMaybe (error "printCenterR called from 404-handler") <$> getCurrentRoute -- This should never be called from a 404 handler
(pjRes, pjTable) <- runDB mkPJTable
formResult pjRes $ \case
(PJActAcknowledgeData, Set.toList -> pjIds) -> do
now <- liftIO getCurrentTime
num <- runDB $ updateWhereCount [PrintJobAcknowledged ==. Nothing, PrintJobId <-. pjIds] [PrintJobAcknowledged =. Just now]
addMessageI Success $ MsgPrintJobAcknowledge num
redirect currentRoute
siteLayoutMsg MsgMenuApc $ do
setTitleI MsgMenuApc
$(widgetFile "print-center") -- i18nWidgetFile? Currently no text contained; displays just the table only
getPrintSendR, postPrintSendR :: Handler Html
getPrintSendR = postPrintSendR
postPrintSendR = do
((sendResult, sendWidget), sendEnctype) <- runFormPost $ makeRenewalForm $ Just def
let procFormSend mpr = do
receivers <- runDB $ Ex.select $ do
user <- Ex.from $ Ex.table @User
Ex.where_ $ E.val (mppRecipient mpr) `E.isInfixOf` (user E.^. UserIdent)
pure user
letters <- case receivers of
[] -> pure . (Nothing ,) <$> pdfRenewal (mprToMeta mpr)
_ -> forM receivers $ \usr -> do
meta <- mprToMetaUser usr mpr
pdf <- pdfRenewal meta
return (Just $ entityKey usr, pdf)
oks <- forM letters $ \case
(mbRecipient, Right bs) -> do
-- liftIO $ LBS.writeFile "/tmp/generated.pdf" bs -- DEBUGGING ONLY
-- addMessage Warning "PDF momentan nur gespeicher unter /tmp/generated.pdf"
uID <- maybeAuthId
runDB (sendLetter "Test-Brief" bs (mbRecipient, uID) Nothing Nothing Nothing) >>= \case -- calls lpr
Left err -> do
let msg = "PDF printing failed with error: " <> err
$logErrorS "LPR" msg
addMessage Error $ toHtml msg
pure False
Right (ok, fpath) -> do
let response = if null ok then mempty else " Response: " <> ok
addMessage Success $ toHtml $ "Druckauftrag angelegt: " <> pack fpath <> response
pure True
(Nothing, Left err) -> do
addMessage Error $ toHtml err
pure False
(Just uid, Left err) -> do
addMessage Error . toHtml $ "For uid " <> tshow uid <> ": " <> err
pure False
when (or oks) $ redirect PrintCenterR
formResult sendResult procFormSend
-- actionUrl <- fromMaybe AdminAvsR <$> getCurrentRoute
siteLayoutMsg MsgPrintManualRenewal $ do
setTitleI MsgMenuPrintSend
let sendForm = wrapForm sendWidget def
{ formEncoding = sendEnctype
-- , formAction = Just $ SomeRoute actionUrl
}
$(widgetFile "print-send") -- i18nWidgetFile? Currently no text contained; displays just the form only
getPrintDownloadR :: CryptoUUIDPrintJob -> Handler TypedContent
getPrintDownloadR cupj = do
pjId <- decrypt cupj
PrintJob {..} <- runDB $ get404 pjId
sendByteStringAsFile printJobFilename printJobFile printJobCreated
{- for PrintJobFile :: FileContentReference use this code, however, requires instances
HasFileReference PrintJob and IsFileReference PrintJob which seemed to complicated... :(
serveOneFile $ fileQuery .| C.map entityVal
where
fileQuery = E.selectSource $ E.from $
\pj -> do
-- filter to requested file
E.where_ (pj E.^. PrintJobId E.==. E.val pjId)
-- return file entity
return pj
-}
getPrintAcknowR, postPrintAcknowR :: Day -> Int -> Int -> Handler Html
getPrintAcknowR = postPrintAcknowR
postPrintAcknowR ackDay numAck chksm = do
((ackRes, ackWgt), ackEnctype) <- runFormPost (identifyForm FIDPrintAcknowledge buttonForm :: Form ButtonConfirm)
let ackForm = wrapForm ackWgt def
{ formAction = Just $ SomeRoute $ PrintAcknowR ackDay numAck chksm
, formEncoding = ackEnctype
, formSubmit = FormNoSubmit
}
formResult ackRes $ \BtnConfirm -> do
numNew <- runDB $ do
pjs <- Ex.select $ do
pj <- Ex.from $ Ex.table @PrintJob
let pjDay = E.day $ pj Ex.^. PrintJobCreated
Ex.where_ $ Ex.isNothing (pj Ex.^. PrintJobAcknowledged)
Ex.&&. (pjDay Ex.==. Ex.val ackDay)
return $ pj Ex.^. PrintJobId
let changed = numAck /= length pjs || chksm /= hash (Set.fromList (Ex.unValue <$> pjs))
if changed
then return (-1)
else do
now <- liftIO getCurrentTime
E.updateCount $ \pj -> do
let pjDay = E.day $ pj E.^. PrintJobCreated
E.set pj [ PrintJobAcknowledged E.=. E.just (E.val now) ]
E.where_ $ E.isNothing (pj E.^. PrintJobAcknowledged)
E.&&. (pjDay E.==. E.val ackDay)
-- Ex.updateCount $ do
-- pj <- Ex.from $ Ex.table @PrintJob
-- let pjDay = E.day $ pj Ex.^. PrintJobCreated
-- Ex.set pj [ PrintJobAcknowledged Ex.=. Ex.just (Ex.val now) ]
-- Ex.where_ $ Ex.isNothing (pj Ex.^. PrintJobAcknowledged)
-- Ex.&&. (pjDay Ex.==. Ex.val ackDay)
if numNew > 0
then addMessageI Success $ MsgPrintJobAcknowledge numNew
else addMessageI Error MsgPrintJobAcknowledgeFailed
redirect PrintCenterR
ackDayText <- formatTime SelFormatDate ackDay
siteLayoutMsg
(MsgPrintJobAcknowledgeQuestion numAck ackDayText)
ackForm