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Lemmih 2020-10-08 07:40:21 +00:00
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reanimate-1.1.0.0-inplace/Reanimate.External.hs.html
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@ -22,96 +22,205 @@ span.spaces { background: white }
<span class="lineno"> 3 </span> SHA256,
<span class="lineno"> 4 </span> zipArchive,
<span class="lineno"> 5 </span> tarball,
<span class="lineno"> 6 </span> )
<span class="lineno"> 7 </span>where
<span class="lineno"> 8 </span>
<span class="lineno"> 9 </span>import Control.Monad (unless)
<span class="lineno"> 10 </span>import Crypto.Hash.SHA256 (hash)
<span class="lineno"> 11 </span>import qualified Data.ByteString as B (readFile)
<span class="lineno"> 12 </span>import Data.ByteString.Base64 (encode)
<span class="lineno"> 13 </span>import qualified Data.ByteString.Char8 as B8 (unpack)
<span class="lineno"> 14 </span>import Reanimate.Misc (getReanimateCacheDirectory, withTempFile)
<span class="lineno"> 15 </span>import System.Directory (doesDirectoryExist, findExecutable)
<span class="lineno"> 16 </span>import System.FilePath ((&lt;/&gt;))
<span class="lineno"> 17 </span>import System.IO.Unsafe (unsafePerformIO)
<span class="lineno"> 18 </span>import System.Process (callProcess)
<span class="lineno"> 19 </span>
<span class="lineno"> 20 </span>-- | Resource address
<span class="lineno"> 21 </span>type URL = String
<span class="lineno"> 22 </span>
<span class="lineno"> 23 </span>-- | Resource hash
<span class="lineno"> 24 </span>type SHA256 = String
<span class="lineno"> 25 </span>
<span class="lineno"> 26 </span>fetchStaticFile :: URL -&gt; SHA256 -&gt; (FilePath -&gt; FilePath -&gt; IO ()) -&gt; IO FilePath
<span class="lineno"> 27 </span><span class="decl"><span class="nottickedoff">fetchStaticFile url sha256 unpack = do</span>
<span class="lineno"> 28 </span><span class="spaces"> </span><span class="nottickedoff">root &lt;- getReanimateCacheDirectory</span>
<span class="lineno"> 29 </span><span class="spaces"> </span><span class="nottickedoff">let folder = root &lt;/&gt; sha256</span>
<span class="lineno"> 30 </span><span class="spaces"> </span><span class="nottickedoff">hit &lt;- doesDirectoryExist folder</span>
<span class="lineno"> 31 </span><span class="spaces"> </span><span class="nottickedoff">unless hit $</span>
<span class="lineno"> 32 </span><span class="spaces"> </span><span class="nottickedoff">downloadFile url $ \path -&gt; do</span>
<span class="lineno"> 33 </span><span class="spaces"> </span><span class="nottickedoff">inp &lt;- B.readFile path</span>
<span class="lineno"> 34 </span><span class="spaces"> </span><span class="nottickedoff">let inpSha = B8.unpack (encode (hash inp))</span>
<span class="lineno"> 35 </span><span class="spaces"> </span><span class="nottickedoff">if inpSha == sha256</span>
<span class="lineno"> 36 </span><span class="spaces"> </span><span class="nottickedoff">then do</span>
<span class="lineno"> 37 </span><span class="spaces"> </span><span class="nottickedoff">unpack folder path</span>
<span class="lineno"> 38 </span><span class="spaces"> </span><span class="nottickedoff">else</span>
<span class="lineno"> 39 </span><span class="spaces"> </span><span class="nottickedoff">error $</span>
<span class="lineno"> 40 </span><span class="spaces"> </span><span class="nottickedoff">&quot;URL &quot; ++ url ++ &quot;\n&quot;</span>
<span class="lineno"> 41 </span><span class="spaces"> </span><span class="nottickedoff">++ &quot; Expected SHA256: &quot;</span>
<span class="lineno"> 42 </span><span class="spaces"> </span><span class="nottickedoff">++ sha256</span>
<span class="lineno"> 43 </span><span class="spaces"> </span><span class="nottickedoff">++ &quot;\n&quot;</span>
<span class="lineno"> 44 </span><span class="spaces"> </span><span class="nottickedoff">++ &quot; Actual SHA256: &quot;</span>
<span class="lineno"> 45 </span><span class="spaces"> </span><span class="nottickedoff">++ inpSha</span>
<span class="lineno"> 46 </span><span class="spaces"> </span><span class="nottickedoff">return folder</span></span>
<span class="lineno"> 47 </span>
<span class="lineno"> 48 </span>{-# NOINLINE zipArchive #-}
<span class="lineno"> 49 </span>
<span class="lineno"> 50 </span>-- | Download and unpack zip archive. The returned path is the unpacked folder.
<span class="lineno"> 51 </span>zipArchive :: URL -&gt; SHA256 -&gt; FilePath
<span class="lineno"> 52 </span><span class="decl"><span class="nottickedoff">zipArchive url sha256 = unsafePerformIO $</span>
<span class="lineno"> 53 </span><span class="spaces"> </span><span class="nottickedoff">fetchStaticFile url sha256 $ \folder zipfile -&gt;</span>
<span class="lineno"> 54 </span><span class="spaces"> </span><span class="nottickedoff">callProcess &quot;unzip&quot; [&quot;-qq&quot;, &quot;-d&quot;, folder, zipfile]</span></span>
<span class="lineno"> 55 </span>
<span class="lineno"> 56 </span>{-# NOINLINE tarball #-}
<span class="lineno"> 57 </span>
<span class="lineno"> 58 </span>-- | Download and unpack tarball. The returned path is the unpacked folder.
<span class="lineno"> 59 </span>tarball :: URL -&gt; SHA256 -&gt; FilePath
<span class="lineno"> 60 </span><span class="decl"><span class="nottickedoff">tarball url sha256 = unsafePerformIO $</span>
<span class="lineno"> 61 </span><span class="spaces"> </span><span class="nottickedoff">fetchStaticFile url sha256 $ \folder tarfile -&gt;</span>
<span class="lineno"> 62 </span><span class="spaces"> </span><span class="nottickedoff">callProcess &quot;tar&quot; [&quot;--overwrite&quot;, &quot;--one-top-level=&quot; ++ folder, &quot;-xf&quot;, tarfile]</span></span>
<span class="lineno"> 63 </span>
<span class="lineno"> 64 </span>downloadFile :: URL -&gt; (FilePath -&gt; IO a) -&gt; IO a
<span class="lineno"> 65 </span><span class="decl"><span class="nottickedoff">downloadFile url action = do</span>
<span class="lineno"> 66 </span><span class="spaces"> </span><span class="nottickedoff">mbCurl &lt;- findExecutable &quot;curl&quot;</span>
<span class="lineno"> 67 </span><span class="spaces"> </span><span class="nottickedoff">mbWget &lt;- findExecutable &quot;wget&quot;</span>
<span class="lineno"> 68 </span><span class="spaces"> </span><span class="nottickedoff">case (mbCurl, mbWget) of</span>
<span class="lineno"> 69 </span><span class="spaces"> </span><span class="nottickedoff">(Just curl, _) -&gt; downloadFileCurl curl url action</span>
<span class="lineno"> 70 </span><span class="spaces"> </span><span class="nottickedoff">(_, Just wget) -&gt; downloadFileWget wget url action</span>
<span class="lineno"> 71 </span><span class="spaces"> </span><span class="nottickedoff">(Nothing, Nothing) -&gt; error &quot;curl/wget required to download files&quot;</span></span>
<span class="lineno"> 6 </span>
<span class="lineno"> 7 </span> -- * External Icon Datasets
<span class="lineno"> 8 </span> simpleIcon,
<span class="lineno"> 9 </span> simpleIconColor,
<span class="lineno"> 10 </span> simpleIcons,
<span class="lineno"> 11 </span> )
<span class="lineno"> 12 </span>where
<span class="lineno"> 13 </span>
<span class="lineno"> 14 </span>import Codec.Picture (PixelRGB8 (..))
<span class="lineno"> 15 </span>import Control.Monad (unless)
<span class="lineno"> 16 </span>import Crypto.Hash.SHA256 (hash)
<span class="lineno"> 17 </span>import Data.Aeson (decodeFileStrict)
<span class="lineno"> 18 </span>import qualified Data.ByteString as B (readFile)
<span class="lineno"> 19 </span>import Data.ByteString.Base64 (encode)
<span class="lineno"> 20 </span>import qualified Data.ByteString.Char8 as B8 (unpack)
<span class="lineno"> 21 </span>import Data.Char (isSpace, toLower)
<span class="lineno"> 22 </span>import Data.List (sort)
<span class="lineno"> 23 </span>import Data.Map (Map)
<span class="lineno"> 24 </span>import qualified Data.Map as M
<span class="lineno"> 25 </span>import Numeric (readHex)
<span class="lineno"> 26 </span>import Reanimate.Animation (SVG)
<span class="lineno"> 27 </span>import Reanimate.Constants (screenHeight, screenWidth)
<span class="lineno"> 28 </span>import Reanimate.Misc (getReanimateCacheDirectory, withTempFile)
<span class="lineno"> 29 </span>import Reanimate.Raster (mkImage)
<span class="lineno"> 30 </span>import System.Directory (doesDirectoryExist, doesFileExist, findExecutable, getDirectoryContents)
<span class="lineno"> 31 </span>import System.FilePath (splitExtension, (&lt;.&gt;), (&lt;/&gt;))
<span class="lineno"> 32 </span>import System.IO.Unsafe (unsafePerformIO)
<span class="lineno"> 33 </span>import System.Process (callProcess)
<span class="lineno"> 34 </span>
<span class="lineno"> 35 </span>-- | Resource address
<span class="lineno"> 36 </span>type URL = String
<span class="lineno"> 37 </span>
<span class="lineno"> 38 </span>-- | Resource hash
<span class="lineno"> 39 </span>type SHA256 = String
<span class="lineno"> 40 </span>
<span class="lineno"> 41 </span>fetchStaticFile :: URL -&gt; SHA256 -&gt; (FilePath -&gt; FilePath -&gt; IO ()) -&gt; IO FilePath
<span class="lineno"> 42 </span><span class="decl"><span class="nottickedoff">fetchStaticFile url sha256 unpack = do</span>
<span class="lineno"> 43 </span><span class="spaces"> </span><span class="nottickedoff">root &lt;- getReanimateCacheDirectory</span>
<span class="lineno"> 44 </span><span class="spaces"> </span><span class="nottickedoff">let folder = root &lt;/&gt; sha256</span>
<span class="lineno"> 45 </span><span class="spaces"> </span><span class="nottickedoff">hit &lt;- doesDirectoryExist folder</span>
<span class="lineno"> 46 </span><span class="spaces"> </span><span class="nottickedoff">unless hit $</span>
<span class="lineno"> 47 </span><span class="spaces"> </span><span class="nottickedoff">downloadFile url $ \path -&gt; do</span>
<span class="lineno"> 48 </span><span class="spaces"> </span><span class="nottickedoff">inp &lt;- B.readFile path</span>
<span class="lineno"> 49 </span><span class="spaces"> </span><span class="nottickedoff">let inpSha = B8.unpack (encode (hash inp))</span>
<span class="lineno"> 50 </span><span class="spaces"> </span><span class="nottickedoff">if inpSha == sha256</span>
<span class="lineno"> 51 </span><span class="spaces"> </span><span class="nottickedoff">then do</span>
<span class="lineno"> 52 </span><span class="spaces"> </span><span class="nottickedoff">unpack folder path</span>
<span class="lineno"> 53 </span><span class="spaces"> </span><span class="nottickedoff">else</span>
<span class="lineno"> 54 </span><span class="spaces"> </span><span class="nottickedoff">error $</span>
<span class="lineno"> 55 </span><span class="spaces"> </span><span class="nottickedoff">&quot;URL &quot; ++ url ++ &quot;\n&quot;</span>
<span class="lineno"> 56 </span><span class="spaces"> </span><span class="nottickedoff">++ &quot; Expected SHA256: &quot;</span>
<span class="lineno"> 57 </span><span class="spaces"> </span><span class="nottickedoff">++ sha256</span>
<span class="lineno"> 58 </span><span class="spaces"> </span><span class="nottickedoff">++ &quot;\n&quot;</span>
<span class="lineno"> 59 </span><span class="spaces"> </span><span class="nottickedoff">++ &quot; Actual SHA256: &quot;</span>
<span class="lineno"> 60 </span><span class="spaces"> </span><span class="nottickedoff">++ inpSha</span>
<span class="lineno"> 61 </span><span class="spaces"> </span><span class="nottickedoff">return folder</span></span>
<span class="lineno"> 62 </span>
<span class="lineno"> 63 </span>{-# NOINLINE zipArchive #-}
<span class="lineno"> 64 </span>
<span class="lineno"> 65 </span>-- | Download and unpack zip archive. The returned path is the unpacked folder.
<span class="lineno"> 66 </span>zipArchive :: URL -&gt; SHA256 -&gt; FilePath
<span class="lineno"> 67 </span><span class="decl"><span class="nottickedoff">zipArchive url sha256 = unsafePerformIO $</span>
<span class="lineno"> 68 </span><span class="spaces"> </span><span class="nottickedoff">fetchStaticFile url sha256 $ \folder zipfile -&gt;</span>
<span class="lineno"> 69 </span><span class="spaces"> </span><span class="nottickedoff">callProcess &quot;unzip&quot; [&quot;-qq&quot;, &quot;-d&quot;, folder, zipfile]</span></span>
<span class="lineno"> 70 </span>
<span class="lineno"> 71 </span>{-# NOINLINE tarball #-}
<span class="lineno"> 72 </span>
<span class="lineno"> 73 </span>downloadFileCurl :: FilePath -&gt; URL -&gt; (FilePath -&gt; IO a) -&gt; IO a
<span class="lineno"> 74 </span><span class="decl"><span class="nottickedoff">downloadFileCurl curl url action = withTempFile &quot;dl&quot; $ \path -&gt; do</span>
<span class="lineno"> 75 </span><span class="spaces"> </span><span class="nottickedoff">callProcess</span>
<span class="lineno"> 76 </span><span class="spaces"> </span><span class="nottickedoff">curl</span>
<span class="lineno"> 77 </span><span class="spaces"> </span><span class="nottickedoff">[ url,</span>
<span class="lineno"> 78 </span><span class="spaces"> </span><span class="nottickedoff">&quot;--output&quot;,</span>
<span class="lineno"> 79 </span><span class="spaces"> </span><span class="nottickedoff">path,</span>
<span class="lineno"> 80 </span><span class="spaces"> </span><span class="nottickedoff">&quot;--silent&quot;,</span>
<span class="lineno"> 81 </span><span class="spaces"> </span><span class="nottickedoff">&quot;--show-error&quot;,</span>
<span class="lineno"> 82 </span><span class="spaces"> </span><span class="nottickedoff">&quot;--max-filesize&quot;,</span>
<span class="lineno"> 83 </span><span class="spaces"> </span><span class="nottickedoff">&quot;10M&quot;</span>
<span class="lineno"> 84 </span><span class="spaces"> </span><span class="nottickedoff">]</span>
<span class="lineno"> 85 </span><span class="spaces"> </span><span class="nottickedoff">action path</span></span>
<span class="lineno"> 86 </span>
<span class="lineno"> 87 </span>downloadFileWget :: FilePath -&gt; URL -&gt; (FilePath -&gt; IO a) -&gt; IO a
<span class="lineno"> 88 </span><span class="decl"><span class="nottickedoff">downloadFileWget wget url action = withTempFile &quot;dl&quot; $ \path -&gt; do</span>
<span class="lineno"> 89 </span><span class="spaces"> </span><span class="nottickedoff">callProcess</span>
<span class="lineno"> 90 </span><span class="spaces"> </span><span class="nottickedoff">wget</span>
<span class="lineno"> 91 </span><span class="spaces"> </span><span class="nottickedoff">[ url,</span>
<span class="lineno"> 92 </span><span class="spaces"> </span><span class="nottickedoff">&quot;--output-document=&quot; ++ path,</span>
<span class="lineno"> 93 </span><span class="spaces"> </span><span class="nottickedoff">&quot;--quiet&quot;</span>
<span class="lineno"> 94 </span><span class="spaces"> </span><span class="nottickedoff">]</span>
<span class="lineno"> 95 </span><span class="spaces"> </span><span class="nottickedoff">action path</span></span>
<span class="lineno"> 73 </span>-- | Download and unpack tarball. The returned path is the unpacked folder.
<span class="lineno"> 74 </span>tarball :: URL -&gt; SHA256 -&gt; FilePath
<span class="lineno"> 75 </span><span class="decl"><span class="nottickedoff">tarball url sha256 = unsafePerformIO $</span>
<span class="lineno"> 76 </span><span class="spaces"> </span><span class="nottickedoff">fetchStaticFile url sha256 $ \folder tarfile -&gt;</span>
<span class="lineno"> 77 </span><span class="spaces"> </span><span class="nottickedoff">callProcess &quot;tar&quot; [&quot;--overwrite&quot;, &quot;--one-top-level=&quot; ++ folder, &quot;-xzf&quot;, tarfile]</span></span>
<span class="lineno"> 78 </span>
<span class="lineno"> 79 </span>downloadFile :: URL -&gt; (FilePath -&gt; IO a) -&gt; IO a
<span class="lineno"> 80 </span><span class="decl"><span class="nottickedoff">downloadFile url action = do</span>
<span class="lineno"> 81 </span><span class="spaces"> </span><span class="nottickedoff">mbCurl &lt;- findExecutable &quot;curl&quot;</span>
<span class="lineno"> 82 </span><span class="spaces"> </span><span class="nottickedoff">mbWget &lt;- findExecutable &quot;wget&quot;</span>
<span class="lineno"> 83 </span><span class="spaces"> </span><span class="nottickedoff">case (mbCurl, mbWget) of</span>
<span class="lineno"> 84 </span><span class="spaces"> </span><span class="nottickedoff">(Just curl, _) -&gt; downloadFileCurl curl url action</span>
<span class="lineno"> 85 </span><span class="spaces"> </span><span class="nottickedoff">(_, Just wget) -&gt; downloadFileWget wget url action</span>
<span class="lineno"> 86 </span><span class="spaces"> </span><span class="nottickedoff">(Nothing, Nothing) -&gt; error &quot;curl/wget required to download files&quot;</span></span>
<span class="lineno"> 87 </span>
<span class="lineno"> 88 </span>downloadFileCurl :: FilePath -&gt; URL -&gt; (FilePath -&gt; IO a) -&gt; IO a
<span class="lineno"> 89 </span><span class="decl"><span class="nottickedoff">downloadFileCurl curl url action = withTempFile &quot;dl&quot; $ \path -&gt; do</span>
<span class="lineno"> 90 </span><span class="spaces"> </span><span class="nottickedoff">callProcess</span>
<span class="lineno"> 91 </span><span class="spaces"> </span><span class="nottickedoff">curl</span>
<span class="lineno"> 92 </span><span class="spaces"> </span><span class="nottickedoff">[ url,</span>
<span class="lineno"> 93 </span><span class="spaces"> </span><span class="nottickedoff">&quot;--location&quot;,</span>
<span class="lineno"> 94 </span><span class="spaces"> </span><span class="nottickedoff">&quot;--output&quot;,</span>
<span class="lineno"> 95 </span><span class="spaces"> </span><span class="nottickedoff">path,</span>
<span class="lineno"> 96 </span><span class="spaces"> </span><span class="nottickedoff">&quot;--silent&quot;,</span>
<span class="lineno"> 97 </span><span class="spaces"> </span><span class="nottickedoff">&quot;--show-error&quot;,</span>
<span class="lineno"> 98 </span><span class="spaces"> </span><span class="nottickedoff">&quot;--max-filesize&quot;,</span>
<span class="lineno"> 99 </span><span class="spaces"> </span><span class="nottickedoff">&quot;10M&quot;,</span>
<span class="lineno"> 100 </span><span class="spaces"> </span><span class="nottickedoff">&quot;--max-time&quot;,</span>
<span class="lineno"> 101 </span><span class="spaces"> </span><span class="nottickedoff">&quot;60&quot;</span>
<span class="lineno"> 102 </span><span class="spaces"> </span><span class="nottickedoff">]</span>
<span class="lineno"> 103 </span><span class="spaces"> </span><span class="nottickedoff">action path</span></span>
<span class="lineno"> 104 </span>
<span class="lineno"> 105 </span>downloadFileWget :: FilePath -&gt; URL -&gt; (FilePath -&gt; IO a) -&gt; IO a
<span class="lineno"> 106 </span><span class="decl"><span class="nottickedoff">downloadFileWget wget url action = withTempFile &quot;dl&quot; $ \path -&gt; do</span>
<span class="lineno"> 107 </span><span class="spaces"> </span><span class="nottickedoff">callProcess</span>
<span class="lineno"> 108 </span><span class="spaces"> </span><span class="nottickedoff">wget</span>
<span class="lineno"> 109 </span><span class="spaces"> </span><span class="nottickedoff">[ url,</span>
<span class="lineno"> 110 </span><span class="spaces"> </span><span class="nottickedoff">&quot;--output-document=&quot; ++ path,</span>
<span class="lineno"> 111 </span><span class="spaces"> </span><span class="nottickedoff">&quot;--quiet&quot;</span>
<span class="lineno"> 112 </span><span class="spaces"> </span><span class="nottickedoff">]</span>
<span class="lineno"> 113 </span><span class="spaces"> </span><span class="nottickedoff">action path</span></span>
<span class="lineno"> 114 </span>
<span class="lineno"> 115 </span>
<span class="lineno"> 116 </span>
<span class="lineno"> 117 </span>-------------------------------------------------------------------------------
<span class="lineno"> 118 </span>-- SimpleIcons
<span class="lineno"> 119 </span>
<span class="lineno"> 120 </span>simpleIconsFolder :: FilePath
<span class="lineno"> 121 </span><span class="decl"><span class="nottickedoff">simpleIconsFolder =</span>
<span class="lineno"> 122 </span><span class="spaces"> </span><span class="nottickedoff">tarball</span>
<span class="lineno"> 123 </span><span class="spaces"> </span><span class="nottickedoff">&quot;https://github.com/simple-icons/simple-icons/archive/3.11.0.tar.gz&quot;</span>
<span class="lineno"> 124 </span><span class="spaces"> </span><span class="nottickedoff">&quot;NXa8TrHHuQofrPbqTf0pBGt1GDRfuQ4IcQ7kNEk9OcQ=&quot;</span>
<span class="lineno"> 125 </span><span class="spaces"> </span><span class="nottickedoff">&lt;/&gt; &quot;simple-icons-3.11.0&quot;</span></span>
<span class="lineno"> 126 </span>
<span class="lineno"> 127 </span>{-# NOINLINE simpleIconPath #-}
<span class="lineno"> 128 </span>simpleIconPath :: String -&gt; FilePath
<span class="lineno"> 129 </span><span class="decl"><span class="nottickedoff">simpleIconPath key = unsafePerformIO $ do</span>
<span class="lineno"> 130 </span><span class="spaces"> </span><span class="nottickedoff">let path = simpleIconsFolder &lt;/&gt; &quot;icons&quot; &lt;/&gt; key &lt;.&gt; &quot;svg&quot;</span>
<span class="lineno"> 131 </span><span class="spaces"> </span><span class="nottickedoff">hit &lt;- doesFileExist path</span>
<span class="lineno"> 132 </span><span class="spaces"> </span><span class="nottickedoff">if hit</span>
<span class="lineno"> 133 </span><span class="spaces"> </span><span class="nottickedoff">then pure path</span>
<span class="lineno"> 134 </span><span class="spaces"> </span><span class="nottickedoff">else error $ &quot;Key not found in simple-icons dataset: &quot; ++ show key</span></span>
<span class="lineno"> 135 </span>
<span class="lineno"> 136 </span>-- | Icons from &lt;http://simpleicons.org/&gt;. Version 3.11.0. License: CC0
<span class="lineno"> 137 </span>--
<span class="lineno"> 138 </span>-- @
<span class="lineno"> 139 </span>-- let icon = &quot;cplusplus&quot; in `Reanimate.mkGroup`
<span class="lineno"> 140 </span>-- [ `Reanimate.mkBackgroundPixel` (`Codec.Picture.Types.promotePixel` $ `simpleIconColor` icon)
<span class="lineno"> 141 </span>-- , `Reanimate.withFillOpacity` 1 $ `simpleIcon` icon ]
<span class="lineno"> 142 </span>-- @
<span class="lineno"> 143 </span>--
<span class="lineno"> 144 </span>-- &lt;&lt;docs/gifs/doc_simpleIcon.gif&gt;&gt;
<span class="lineno"> 145 </span>simpleIcon :: String -&gt; SVG
<span class="lineno"> 146 </span><span class="decl"><span class="nottickedoff">simpleIcon = mkImage screenWidth screenHeight . simpleIconPath</span></span>
<span class="lineno"> 147 </span>
<span class="lineno"> 148 </span>-- | Simple Icons svgs do not contain color. Instead, each icon has an associated color value.
<span class="lineno"> 149 </span>simpleIconColor :: String -&gt; PixelRGB8
<span class="lineno"> 150 </span><span class="decl"><span class="nottickedoff">simpleIconColor key =</span>
<span class="lineno"> 151 </span><span class="spaces"> </span><span class="nottickedoff">case M.lookup key simpleIconColors of</span>
<span class="lineno"> 152 </span><span class="spaces"> </span><span class="nottickedoff">Nothing -&gt; error $ &quot;Key not found in simple-icons dataset: &quot; ++ show key</span>
<span class="lineno"> 153 </span><span class="spaces"> </span><span class="nottickedoff">Just pixel -&gt; pixel</span></span>
<span class="lineno"> 154 </span>
<span class="lineno"> 155 </span>-- | Complete list of all Simple Icons.
<span class="lineno"> 156 </span>simpleIconColors :: Map String PixelRGB8
<span class="lineno"> 157 </span><span class="decl"><span class="nottickedoff">simpleIconColors = unsafePerformIO $ do</span>
<span class="lineno"> 158 </span><span class="spaces"> </span><span class="nottickedoff">let path = simpleIconsFolder &lt;/&gt; &quot;_data&quot; &lt;/&gt; &quot;simple-icons.json&quot;</span>
<span class="lineno"> 159 </span><span class="spaces"> </span><span class="nottickedoff">mbRet &lt;- decodeFileStrict path</span>
<span class="lineno"> 160 </span><span class="spaces"> </span><span class="nottickedoff">let parsed = do</span>
<span class="lineno"> 161 </span><span class="spaces"> </span><span class="nottickedoff">m &lt;- mbRet</span>
<span class="lineno"> 162 </span><span class="spaces"> </span><span class="nottickedoff">icons &lt;- M.lookup &quot;icons&quot; m</span>
<span class="lineno"> 163 </span><span class="spaces"> </span><span class="nottickedoff">pure $</span>
<span class="lineno"> 164 </span><span class="spaces"> </span><span class="nottickedoff">M.fromList</span>
<span class="lineno"> 165 </span><span class="spaces"> </span><span class="nottickedoff">[ (fromTitle title, parseHex hex) | icon &lt;- icons, Just title &lt;- [M.lookup &quot;title&quot; icon], Just hex &lt;- [M.lookup &quot;hex&quot; icon]</span>
<span class="lineno"> 166 </span><span class="spaces"> </span><span class="nottickedoff">]</span>
<span class="lineno"> 167 </span><span class="spaces"> </span><span class="nottickedoff">case parsed of</span>
<span class="lineno"> 168 </span><span class="spaces"> </span><span class="nottickedoff">Nothing -&gt; error &quot;Invalid json in simpleIcons&quot;</span>
<span class="lineno"> 169 </span><span class="spaces"> </span><span class="nottickedoff">Just v -&gt; pure v</span>
<span class="lineno"> 170 </span><span class="spaces"> </span><span class="nottickedoff">where</span>
<span class="lineno"> 171 </span><span class="spaces"> </span><span class="nottickedoff">fromTitle :: String -&gt; String</span>
<span class="lineno"> 172 </span><span class="spaces"> </span><span class="nottickedoff">fromTitle = replaceChars . map toLower</span>
<span class="lineno"> 173 </span><span class="spaces"></span><span class="nottickedoff"></span>
<span class="lineno"> 174 </span><span class="spaces"> </span><span class="nottickedoff">replaceChars :: String -&gt; String</span>
<span class="lineno"> 175 </span><span class="spaces"> </span><span class="nottickedoff">replaceChars ('.' : x : xs) = &quot;dot-&quot; ++ replaceChars (x : xs)</span>
<span class="lineno"> 176 </span><span class="spaces"> </span><span class="nottickedoff">replaceChars &quot;.&quot; = &quot;dot&quot;</span>
<span class="lineno"> 177 </span><span class="spaces"> </span><span class="nottickedoff">replaceChars (x : '.' : []) = replaceChars (x : &quot;-dot&quot;)</span>
<span class="lineno"> 178 </span><span class="spaces"> </span><span class="nottickedoff">replaceChars (x : '.' : xs) = replaceChars (x : &quot;-dot-&quot; ++ xs)</span>
<span class="lineno"> 179 </span><span class="spaces"> </span><span class="nottickedoff">replaceChars (x : xs)</span>
<span class="lineno"> 180 </span><span class="spaces"> </span><span class="nottickedoff">| isSpace x || x `elem` &quot;!:'’&quot; = replaceChars xs</span>
<span class="lineno"> 181 </span><span class="spaces"> </span><span class="nottickedoff">replaceChars ('&amp;' : xs) = &quot;-and-&quot; ++ replaceChars xs</span>
<span class="lineno"> 182 </span><span class="spaces"> </span><span class="nottickedoff">replaceChars ('+' : xs) = &quot;plus&quot; ++ replaceChars xs</span>
<span class="lineno"> 183 </span><span class="spaces"> </span><span class="nottickedoff">replaceChars (x : xs)</span>
<span class="lineno"> 184 </span><span class="spaces"> </span><span class="nottickedoff">| x `elem` &quot;àáâãä&quot; = 'a' : replaceChars xs</span>
<span class="lineno"> 185 </span><span class="spaces"> </span><span class="nottickedoff">| x `elem` &quot;ìíîï&quot; = 'i' : replaceChars xs</span>
<span class="lineno"> 186 </span><span class="spaces"> </span><span class="nottickedoff">| x `elem` &quot;èéêë&quot; = 'e' : replaceChars xs</span>
<span class="lineno"> 187 </span><span class="spaces"> </span><span class="nottickedoff">| x `elem` &quot;šś&quot; = 's' : replaceChars xs</span>
<span class="lineno"> 188 </span><span class="spaces"> </span><span class="nottickedoff">replaceChars (x : xs) = x : replaceChars xs</span>
<span class="lineno"> 189 </span><span class="spaces"> </span><span class="nottickedoff">replaceChars [] = []</span>
<span class="lineno"> 190 </span><span class="spaces"> </span><span class="nottickedoff">parseHex :: String -&gt; PixelRGB8</span>
<span class="lineno"> 191 </span><span class="spaces"> </span><span class="nottickedoff">parseHex hex = PixelRGB8 (p 0) (p 2) (p 4)</span>
<span class="lineno"> 192 </span><span class="spaces"> </span><span class="nottickedoff">where</span>
<span class="lineno"> 193 </span><span class="spaces"> </span><span class="nottickedoff">p offset = case readHex (take 2 $ drop offset hex) of</span>
<span class="lineno"> 194 </span><span class="spaces"> </span><span class="nottickedoff">[(num, &quot;&quot;)] -&gt; num</span>
<span class="lineno"> 195 </span><span class="spaces"> </span><span class="nottickedoff">_ -&gt; error $ &quot;Invalid hex: &quot; ++ (take 2 $ drop offset hex)</span></span>
<span class="lineno"> 196 </span>
<span class="lineno"> 197 </span>{-# NOINLINE simpleIcons #-}
<span class="lineno"> 198 </span>simpleIcons :: [String]
<span class="lineno"> 199 </span><span class="decl"><span class="nottickedoff">simpleIcons = unsafePerformIO $ do</span>
<span class="lineno"> 200 </span><span class="spaces"> </span><span class="nottickedoff">let folder = simpleIconsFolder &lt;/&gt; &quot;icons&quot;</span>
<span class="lineno"> 201 </span><span class="spaces"> </span><span class="nottickedoff">files &lt;- getDirectoryContents folder</span>
<span class="lineno"> 202 </span><span class="spaces"> </span><span class="nottickedoff">return $</span>
<span class="lineno"> 203 </span><span class="spaces"> </span><span class="nottickedoff">sort</span>
<span class="lineno"> 204 </span><span class="spaces"> </span><span class="nottickedoff">[key | file &lt;- files, let (key, ext) = splitExtension file, ext == &quot;.svg&quot;]</span></span>
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