eidolon/Handler/AdminAlbumSettings.hs

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module Handler.AdminAlbumSettings where
import Import
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import Handler.Commons
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import qualified Data.Text as T
import qualified Data.List as L
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import System.FilePath
import System.Directory
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getAdminAlbumsR :: Handler Html
getAdminAlbumsR = do
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adminCheck <- loginIsAdmin
case adminCheck of
Right _ -> do
albums <- runDB $ selectList [] [Asc AlbumTitle]
defaultLayout $ do
setTitle "Administration: Albums"
$(widgetFile "adminAlbums")
Left (errorMsg, route) -> do
setMessage errorMsg
redirect $ route
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getAdminAlbumMediaR :: AlbumId -> Handler Html
getAdminAlbumMediaR albumId = do
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adminCheck <- loginIsAdmin
case adminCheck of
Right _ -> do
tempAlbum <- runDB $ get albumId
case tempAlbum of
Just album -> do
media <- runDB $ selectList [MediumAlbum ==. albumId] [Asc MediumTitle]
defaultLayout $ do
setTitle "Administration: Album media"
$(widgetFile "adminAlbumMedia")
Nothing -> do
setMessage "This album does not exist"
redirect $ AdminR
Left (errorMsg, route) -> do
setMessage errorMsg
redirect $ route
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getAdminAlbumSettingsR :: AlbumId -> Handler Html
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getAdminAlbumSettingsR albumId = do
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adminCheck <- loginIsAdmin
case adminCheck of
Right _ -> do
tempAlbum <- runDB $ get albumId
case tempAlbum of
Just album -> do
entities <- runDB $ selectList [UserId !=. (albumOwner album)] [Desc UserName]
users <- return $ map (\u -> (userName $ entityVal u, entityKey u)) entities
(adminAlbumSettingsWidget, enctype) <- generateFormPost $ adminAlbumSettingsForm album albumId users
defaultLayout $ do
setTitle "Administration: Album settings"
$(widgetFile "adminAlbumSet")
Nothing -> do
setMessage "This album does not exist"
redirect $ AdminR
Left (errorMsg, route) -> do
setMessage errorMsg
redirect $ route
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postAdminAlbumSettingsR :: AlbumId -> Handler Html
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postAdminAlbumSettingsR albumId = do
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adminCheck <- loginIsAdmin
case adminCheck of
Right _ -> do
tempAlbum <- runDB $ get albumId
case tempAlbum of
Just album -> do
entities <- runDB $ selectList [UserId !=. (albumOwner album)] [Desc UserName]
users <- return $ map (\u -> (userName $ entityVal u, entityKey u)) entities
((res, adminAlbumSettingsWidget), enctype) <- runFormPost $ adminAlbumSettingsForm album albumId users
case res of
FormSuccess temp -> do
aId <- runDB $ update albumId
[ AlbumTitle =. albumTitle temp
, AlbumShares =. albumShares temp
, AlbumSamplePic =. albumSamplePic temp
]
setMessage "Album settings changed successfully"
redirect $ AdminR
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_ -> do
setMessage "There was an error while changing the settings"
redirect $ AdminAlbumSettingsR albumId
Nothing -> do
setMessage "This album does not exist"
redirect $ AdminR
Left (errorMsg, route) -> do
setMessage errorMsg
redirect $ route
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adminAlbumSettingsForm :: Album -> AlbumId -> [(Text, UserId)] -> Form Album
adminAlbumSettingsForm album albumId users = renderDivs $ Album
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<$> areq textField "Title" (Just $ albumTitle album)
<*> pure (albumOwner album)
<*> areq (userField users) "This album shared with" (Just $ albumShares album)
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<*> pure (albumContent album)
<*> aopt (selectField media) "Sample picture" (Just $ albumSamplePic album)
where
media = do
entities <- runDB $ selectList [MediumAlbum ==. albumId] [Asc MediumTitle]
optionsPairs $ map (\med -> (mediumTitle $ entityVal med, mediumThumb (entityVal med))) entities
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getAdminAlbumDeleteR :: AlbumId -> Handler Html
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getAdminAlbumDeleteR albumId = do
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adminCheck <- loginIsAdmin
case adminCheck of
Right _ -> do
tempAlbum <- runDB $ get albumId
case tempAlbum of
Just album -> do
-- remove reference from owner
ownerId <- return $ albumOwner album
owner <- runDB $ getJust ownerId
albumList <- return $ userAlbums owner
newAlbumList <- return $ removeItem albumId albumList
runDB $ update ownerId [UserAlbums =. newAlbumList]
-- delete album content and its comments
mapM (\a -> do
-- delete files
medium <- runDB $ getJust a
liftIO $ removeFile (normalise $ L.tail $ mediumPath medium)
liftIO $ removeFile (normalise $ L.tail $ mediumThumb medium)
-- delete comments
commEnts <- runDB $ selectList [CommentOrigin ==. a] []
mapM (\ent -> runDB $ delete $ entityKey ent) commEnts
-- delete album database entry
runDB $ delete a
) (albumContent album)
-- delete album
runDB $ delete albumId
-- delete files
liftIO $ removeDirectoryRecursive $ "static" </> "data" </> (T.unpack $ extractKey ownerId) </> (T.unpack $ extractKey albumId)
-- outro
setMessage "Album deleted successfully"
redirect $ AdminR
Nothing -> do
setMessage "This album dies not exist"
redirect $ AdminR
Left (errorMsg, route) -> do
setMessage errorMsg
redirect $ route