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-rw-r--r--src/Config.hs50
1 files changed, 32 insertions, 18 deletions
diff --git a/src/Config.hs b/src/Config.hs
index d19e608..da9206a 100644
--- a/src/Config.hs
+++ b/src/Config.hs
@@ -1,27 +1,41 @@
{-# LANGUAGE OverloadedStrings #-}
module Config (
- baseUrl,
+ getPort,
+ getHost,
+ getBaseUrl,
makeOpenSearch
) where
-import Data.String (IsString)
+import Data.Maybe (fromMaybe)
+import Data.String (fromString, IsString)
+import Network.Wai.Handler.Warp (HostPreference)
+import System.Environment (lookupEnv)
-baseUrl :: IsString s => s
-baseUrl = "http://localhost:20546"
+getPort :: IO Int
+getPort = (read . fromMaybe "20546") <$> lookupEnv "PORT"
-faviconUrl :: IsString s => s
-faviconUrl = "https://69owo.de/favicon.ico"
+-- currently, "*" seems to bind only to ipv4 while "*6" binds to both
+getHost :: IO HostPreference
+getHost = (fromString . fromMaybe "*6") <$> lookupEnv "BIND_ADDR"
-makeOpenSearch :: (IsString s, Semigroup s) => s -> s
-makeOpenSearch searchUrl =
- "<OpenSearchDescription xmlns=\"http://a9.com/-/spec/opensearch/1.1/\"\n"
- <> " xmlns:moz=\"http://www.mozilla.org/2006/browser/search/\">\n"
- <> " <ShortName>Banger</ShortName>\n"
- <> " <Description>Bangs von ddg, ohne ddg</Description>\n"
- <> " <InputEncoding>UTF-8</InputEncoding>\n"
- <> " <Image width=\"16\" height=\"16\" type=\"image/x-icon\">" <> faviconUrl <> "</Image>\n"
- <> " <Url type=\"text/html\" template=\"" <> searchUrl <> "\"/>\n"
- <> " <!--<Url type=\"application/x-suggestions+json\" template=\"[suggestionURL]\"/>-->\n"
- <> " <!--<moz:SearchForm>[https://example.com/search]</moz:SearchForm>-->\n"
- <> "</OpenSearchDescription>\n"
+getBaseUrl :: IsString s => IO s
+getBaseUrl = (fromString . fromMaybe "http://localhost:20546") <$> lookupEnv "BASE_URL"
+
+faviconUrl :: IsString s => IO s
+faviconUrl = (fromString . fromMaybe "https://69owo.de/favicon.ico")
+ <$> lookupEnv "FAVICON_URL"
+
+makeOpenSearch :: (IsString s, Semigroup s) => s -> IO s
+makeOpenSearch searchUrl = do
+ favicon <- faviconUrl
+ return $ "<OpenSearchDescription xmlns=\"http://a9.com/-/spec/opensearch/1.1/\"\n"
+ <> " xmlns:moz=\"http://www.mozilla.org/2006/browser/search/\">\n"
+ <> " <ShortName>Banger</ShortName>\n"
+ <> " <Description>Bangs von ddg, ohne ddg</Description>\n"
+ <> " <InputEncoding>UTF-8</InputEncoding>\n"
+ <> " <Image width=\"16\" height=\"16\" type=\"image/x-icon\">" <> favicon <> "</Image>\n"
+ <> " <Url type=\"text/html\" template=\"" <> searchUrl <> "\"/>\n"
+ <> " <!--<Url type=\"application/x-suggestions+json\" template=\"[suggestionURL]\"/>-->\n"
+ <> " <!--<moz:SearchForm>[https://example.com/search]</moz:SearchForm>-->\n"
+ <> "</OpenSearchDescription>\n"