193 lines
8.2 KiB
Haskell
193 lines
8.2 KiB
Haskell
module Handler.AlbumSettings where
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import Import
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import qualified Data.Text as T
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import System.Directory
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import System.FilePath
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import qualified Data.List as L
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getAlbumSettingsR :: AlbumId -> Handler Html
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getAlbumSettingsR albumId = do
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tempAlbum <- runDB $ get albumId
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case tempAlbum of
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Just album -> do
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ownerId <- return $ albumOwner album
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msu <- lookupSession "userId"
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case msu of
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Just tempUserId -> do
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userId <- return $ getUserIdFromText tempUserId
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ownerPresence <- return (userId == ownerId)
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presence <- return $ userId `elem` (albumShares album)
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case ownerPresence || presence of
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True -> do
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entities <- runDB $ selectList [UserId !=. (albumOwner album)] [Desc UserName]
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users <- return $ map (\u -> (userName $ entityVal u, entityKey u)) entities
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(albumSettingsWidget, enctype) <- generateFormPost $ albumSettingsForm album albumId users
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defaultLayout $ do
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setTitle "Eidolon :: Album Settings"
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$(widgetFile "albumSettings")
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False -> do
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setMessage "You must own this album to change its settings"
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redirect $ AlbumR albumId
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Nothing -> do
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setMessage "You must be logged in to change settings"
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redirect $ LoginR
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Nothing -> do
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setMessage "This album does not exist"
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redirect $ HomeR
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postAlbumSettingsR :: AlbumId -> Handler Html
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postAlbumSettingsR albumId = do
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tempAlbum <- runDB $ get albumId
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case tempAlbum of
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Just album -> do
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ownerId <- return $ albumOwner album
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owner <- runDB $ getJust ownerId
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ownerName <- return $ userName owner
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msu <- lookupSession "userId"
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case msu of
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Just tempUserId -> do
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userId <- return $ getUserIdFromText tempUserId
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ownerPresence <- return (userId == ownerId)
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presence <- return $ userId `elem` (albumShares album)
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case ownerPresence || presence of
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True -> do
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entities <- runDB $ selectList [UserId !=. (albumOwner album)] [Desc UserName]
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users <- return $ map (\u -> (userName $ entityVal u, entityKey u)) entities
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((result, _), _) <- runFormPost $ albumSettingsForm album albumId users
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case result of
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FormSuccess temp -> do
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newShares <- return (L.sort $ albumShares temp)
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oldShares <- return (L.sort $ albumShares album)
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_ <- case newShares /= oldShares of
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True -> do
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link <- ($ AlbumR albumId) <$> getUrlRender
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rcptIds <- return $ L.nub $ newShares L.\\ oldShares
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mapM (\uId -> do
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user <- runDB $ getJust uId
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addr <- return $ userEmail user
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sendMail addr "A new album was shared with you" $
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[shamlet|
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<h1>Hello #{userSlug user}!
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<p>#{ownerName} was so kind to share his album #{albumTitle album} with you.
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<p>You can find it
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<a href=#{link}>
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here
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.
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|]
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) rcptIds
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False -> do
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return [()]
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-- nothing to do here
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_ <- runDB $ update albumId
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[ AlbumTitle =. albumTitle temp
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, AlbumShares =. newShares
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, AlbumSamplePic =. albumSamplePic temp
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]
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setMessage "Album settings changed succesfully"
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redirect $ AlbumR albumId
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_ -> do
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setMessage "There was an error while changing the settings"
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redirect $ AlbumSettingsR albumId
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False -> do
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setMessage "You must own this album to change its settings"
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redirect $ AlbumR albumId
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Nothing -> do
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setMessage "You must be logged in to change settings"
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redirect $ LoginR
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Nothing -> do
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setMessage "This album does not exist"
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redirect $ HomeR
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albumSettingsForm :: Album -> AlbumId -> [(Text, UserId)]-> Form Album
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albumSettingsForm album albumId users = renderDivs $ Album
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<$> areq textField "Title" (Just $ albumTitle album)
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<*> pure (albumOwner album)
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<*> areq (userField users) "Share this album with" (Just $ albumShares album)
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<*> pure (albumContent album)
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<*> aopt (selectField media) "Sample picture" (Just $ albumSamplePic album)
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where
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media = do
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entities <- runDB $ selectList [MediumAlbum ==. albumId] [Asc MediumTitle]
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optionsPairs $ map (\med -> (mediumTitle $ entityVal med, mediumThumb (entityVal med))) entities
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-- users = do
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-- entities <- runDB $ selectList [UserId !=. (albumOwner album)] [Desc UserName]
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-- return $ map (\u -> (userName $ entityVal u, entityKey u)) entities
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getAlbumDeleteR :: AlbumId -> Handler Html
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getAlbumDeleteR albumId = do
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tempAlbum <- runDB $ get albumId
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case tempAlbum of
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Just album -> do
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ownerId <- return $ albumOwner album
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msu <- lookupSession "userId"
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case msu of
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Just tempUserId -> do
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userId <- return $ getUserIdFromText tempUserId
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presence <- return (userId == ownerId)
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case presence of
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True -> do
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defaultLayout $ do
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setTitle $ toHtml ("Eidolon :: Delete album" `T.append` (albumTitle album))
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$(widgetFile "albumDelete")
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False -> do
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setMessage "You must own this album to delete it"
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redirect $ AlbumR albumId
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Nothing -> do
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setMessage "You must be logged in to delete albums"
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redirect $ LoginR
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Nothing -> do
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setMessage "This album does not exist"
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redirect $ HomeR
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postAlbumDeleteR :: AlbumId -> Handler Html
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postAlbumDeleteR albumId = do
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tempAlbum <- runDB $ get albumId
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case tempAlbum of
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Just album -> do
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ownerId <- return $ albumOwner album
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owner <- runDB $ getJust ownerId
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msu <- lookupSession "userId"
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case msu of
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Just tempUserId -> do
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userId <- return $ getUserIdFromText tempUserId
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presence <- return (userId == ownerId)
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case presence of
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True -> do
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confirm <- lookupPostParam "confirm"
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case confirm of
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Just "confirm" -> do
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-- remove album reference from user
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albumList <- return $ userAlbums owner
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newAlbumList <- return $ removeItem albumId albumList
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runDB $ update ownerId [UserAlbums =. newAlbumList]
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-- delete album content and its comments
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_ <- mapM (\a -> do
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-- delete files
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medium <- runDB $ getJust a
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liftIO $ removeFile (normalise $ L.tail $ mediumPath medium)
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liftIO $ removeFile (normalise $ L.tail $ mediumThumb medium)
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-- delete comments
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commEnts <- runDB $ selectList [CommentOrigin ==. a] []
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_ <- mapM (\ent -> runDB $ delete $ entityKey ent) commEnts
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runDB $ delete a
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) (albumContent album)
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-- delete album
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runDB $ delete albumId
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-- delete files
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liftIO $ removeDirectoryRecursive $ "static" </> "data" </> (T.unpack $ extractKey userId) </> (T.unpack $ extractKey albumId)
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-- outro
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setMessage "Album deleted succesfully"
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redirect $ HomeR
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_ -> do
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setMessage "You must confirm the deletion"
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redirect $ AlbumSettingsR albumId
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_ -> do
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setMessage "You must own this album to delete it"
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redirect $ AlbumR albumId
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Nothing -> do
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setMessage "You must be logged in to delete albums"
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redirect $ LoginR
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Nothing -> do
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setMessage "This album does not exist"
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redirect $ HomeR
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