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module SlackBuilder.Download
( commit
, hostedSources
, remoteFileExists
, updateSlackBuildVersion
) where
import Data.Text (Text)
import qualified Data.Text as Text
import qualified Data.Text.IO as Text.IO
import SlackBuilder.Config
import SlackBuilder.Trans
import Control.Monad.Trans.Reader (asks)
import Control.Monad.IO.Class (MonadIO(liftIO))
import System.IO (IOMode(..), withFile)
import System.FilePath ((</>), (<.>))
import System.Process (CreateProcess(..), StdStream(..), proc, readCreateProcessWithExitCode, callProcess)
import System.Exit (ExitCode(..))
import Control.Monad (unless)
import Text.URI (URI(..), mkURI)
import Network.HTTP.Req
( useHttpsURI
, HEAD(..)
, NoReqBody(..)
, req
, runReq
, defaultHttpConfig
, ignoreResponse
, responseStatusCode, HttpConfig (..)
)
import Data.Maybe (fromMaybe)
import Data.Functor ((<&>))
updateSlackBuildVersion :: Text -> Text -> SlackBuilderT ()
updateSlackBuildVersion packagePath version = do
repository' <- SlackBuilderT $ asks repository
let name = Text.unpack $ snd $ Text.breakOnEnd "/" packagePath
slackbuildFilename = repository'
</> Text.unpack packagePath
</> (name <.> "SlackBuild")
slackbuildContents <- liftIO $ Text.IO.readFile slackbuildFilename
let (contentsHead, contentsTail) = Text.dropWhile (/= '\n')
<$> Text.breakOn "VERSION=${VERSION:-" slackbuildContents
liftIO $ Text.IO.writeFile slackbuildFilename
$ contentsHead <> "VERSION=${VERSION:-" <> version <> "}" <> contentsTail
commit :: Text -> Text -> SlackBuilderT ()
commit packagePath version = do
branch' <- SlackBuilderT $ Text.unpack <$> asks branch
repository' <- SlackBuilderT $ asks repository
let message = Text.unpack
$ packagePath <> ": Updated for version " <> version
(checkoutExitCode, _, _) <- liftIO
$ withFile "/dev/null" WriteMode
$ testCheckout repository' branch'
unless (checkoutExitCode == ExitSuccess)
$ liftIO
$ callProcess "git" ["-C", repository', "checkout", "-b", branch', "master"]
liftIO
$ callProcess "git" ["-C", repository', "add", Text.unpack packagePath]
>> callProcess "git" ["-C", repository', "commit", "-S", "-m", message]
where
testCheckout repository' branch' nullHandle =
let createCheckoutProcess = (proc "git" ["-C", repository', "checkout", branch'])
{ std_in = NoStream
, std_err = UseHandle nullHandle
}
in readCreateProcessWithExitCode createCheckoutProcess ""
hostedSources :: Text -> SlackBuilderT URI
hostedSources absoluteURL = SlackBuilderT (asks downloadURL)
>>= liftIO . mkURI . (<> absoluteURL)
remoteFileExists :: Text -> SlackBuilderT Bool
remoteFileExists url = hostedSources url
>>= traverse (runReq httpConfig . go . fst) . useHttpsURI
<&> maybe False ((== 200) . responseStatusCode)
where
httpConfig = defaultHttpConfig
{ httpConfigCheckResponse = const $ const $ const Nothing
}
go uri = req HEAD uri NoReqBody ignoreResponse mempty
|
