Vergara_Tech/mongodb
2
0
Fork 0
Code Issues Pull requests Projects Releases Packages Wiki Activity

Update shadowing warnings.

Browse source
This commit is contained in:
Scott Fleischman 2019-05-29 17:07:29 -07:00
parent b094dff057
commit 74a40411c1
1 changed files with 10 additions and 10 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

20
Database/MongoDB/GridFS.hs
View file

@ -136,10 +136,10 @@ finalizeFile :: (Monad m, MonadIO m) => Text -> FileWriter -> Action m File
finalizeFile filename (FileWriter chunkSize bucket files_id i size acc md5context md5acc) = do
let md5digest = finalizeMD5 md5context (L.toStrict md5acc)
when (L.length acc > 0) $ putChunk bucket files_id i acc
timestamp <- liftIO $ getCurrentTime
currentTimestamp <- liftIO $ getCurrentTime
let doc = [ "_id" =: files_id
, "length" =: size
, "uploadDate" =: timestamp
, "uploadDate" =: currentTimestamp
, "md5" =: show (md5digest)
, "chunkSize" =: chunkSize
, "filename" =: filename
@ -149,13 +149,13 @@ finalizeFile filename (FileWriter chunkSize bucket files_id i size acc md5contex
-- finalize the remainder and return the MD5Digest.
finalizeMD5 :: MD5Context -> S.ByteString -> MD5Digest
finalizeMD5 ctx rest =
md5Finalize ctx2 (S.drop lu rest) -- can only handle max md5BlockSizeInBytes length
finalizeMD5 ctx remainder =
md5Finalize ctx2 (S.drop lu remainder) -- can only handle max md5BlockSizeInBytes length
where
l = S.length rest
l = S.length remainder
r = l `mod` md5BlockSizeInBytes
lu = l - r
ctx2 = md5Update ctx (S.take lu rest)
ctx2 = md5Update ctx (S.take lu remainder)
-- Write as many chunks as can be written from the file writer
writeChunks :: (Monad m, MonadIO m) => FileWriter -> L.ByteString -> Action m FileWriter
@ -167,16 +167,16 @@ writeChunks (FileWriter chunkSize bucket files_id i size acc md5context md5acc)
if (L.length md5acc_temp < md5BlockLength)
then (md5context, md5acc_temp)
else let numBlocks = L.length md5acc_temp `div` md5BlockLength
(current, rest) = L.splitAt (md5BlockLength * numBlocks) md5acc_temp
in (md5Update md5context (L.toStrict current), rest)
(current, remainder) = L.splitAt (md5BlockLength * numBlocks) md5acc_temp
in (md5Update md5context (L.toStrict current), remainder)
-- Update chunks
let size' = (size + L.length chunk)
let acc_temp = (acc `L.append` chunk)
if (L.length acc_temp < chunkSize)
then return (FileWriter chunkSize bucket files_id i size' acc_temp md5context' md5acc')
else do
let (chunk, acc') = L.splitAt chunkSize acc_temp
putChunk bucket files_id i chunk
let (newChunk, acc') = L.splitAt chunkSize acc_temp
putChunk bucket files_id i newChunk
writeChunks (FileWriter chunkSize bucket files_id (i+1) size' acc' md5context' md5acc') L.empty
sinkFile :: (Monad m, MonadIO m) => Bucket -> Text -> ConduitT S.ByteString o (Action m) File