mirror of
https://code.sup39.dev/repos/Wqawg
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51 lines
1.7 KiB
Haskell
51 lines
1.7 KiB
Haskell
{- This file is part of Vervis.
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-
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- Written in 2016 by fr33domlover <fr33domlover@riseup.net>.
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-
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- ♡ Copying is an act of love. Please copy, reuse and share.
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-
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- The author(s) have dedicated all copyright and related and neighboring
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- rights to this software to the public domain worldwide. This software is
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- distributed without any warranty.
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-
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- You should have received a copy of the CC0 Public Domain Dedication along
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- with this software. If not, see
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- <http://creativecommons.org/publicdomain/zero/1.0/>.
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-}
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-- | Tools for rendering README files in repository tree view.
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module Vervis.Readme
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( isReadme
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, renderReadme
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)
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where
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import Prelude hiding (takeWhile)
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import Data.ByteString.Lazy (ByteString)
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import Data.Git.Harder (ObjId (..))
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import Data.Git.Storage (Git, getObject_)
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import Data.Git.Storage.Object (Object (..))
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import Data.Git.Types (Blob (..), Tree (..))
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import Data.Text (Text, toCaseFold, takeWhile, unpack)
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import System.FilePath (isExtSeparator)
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import Data.Git.Local (TreeRows)
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import Text.FilePath.Local (breakExt)
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import Vervis.Foundation (Widget)
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import Data.MediaType
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import Yesod.RenderSource
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-- | Check if the given filename should be considered as README file. Assumes
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-- a flat filename which doesn't contain a directory part.
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isReadme :: Text -> Bool
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isReadme file =
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let basename = takeWhile (not . isExtSeparator) file
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in toCaseFold "readme" == toCaseFold basename
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-- | Render README content into a widget for inclusion in a page.
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renderReadme :: [Text] -> Text -> ByteString -> Widget
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renderReadme dir name content =
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let (base, ext) = breakExt name
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mediaType = chooseMediaType dir base ext () ()
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in renderSourceBL mediaType content
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