Copyright	This file is part of the package vimeta. It is subject to the license terms in the LICENSE file found in the top-level directory of this distribution and at: https://github.com/pjones/vimeta No part of this package including this file may be copied modified propagated or distributed except according to the terms contained in the LICENSE file.
License	BSD-2-Clause
Safe Haskell	None
Language	Haskell2010

Vimeta.Core.Download

Description

Utility functions for downloading files.

Synopsis

withArtwork :: MonadIO m => [Text] -> (Maybe FilePath -> Vimeta IO a) -> Vimeta m a
withDownload :: MonadIO m => Maybe Text -> (Maybe FilePath -> Vimeta IO a) -> Vimeta m a

Documentation

withArtwork :: MonadIO m => [Text] -> (Maybe FilePath -> Vimeta IO a) -> Vimeta m a Source #

Try to download artwork and run the given function. The function will be passed a FilePath if the artwork was downloaded.

See the withDownload function for more details.

withDownload Source #

Arguments

:: MonadIO m
=> Maybe Text	URL.
-> (Maybe FilePath -> Vimeta IO a)	Function to call and pass the file name to.
-> Vimeta m a	Result of above function.

Download the given URL to a temporary file and pass the file name to the given function.

The reason a function needs to be passed to withDownload is the result of using withSystemTempFile to store the downloaded file. The file will be automatically removed after the given function completes.