Display lebd version info in the footer next to the license info

src/Foundation.hs

@@ -20,6 +20,11 @@ import Yesod.Default.Util   (addStaticContentExternal)
 import Yesod.Core.Types     (Logger)
 import qualified Yesod.Core.Unsafe as Unsafe
 
+import Development.GitRev (gitBranch)
+
+appVersion :: Text
+appVersion = $(gitBranch)
+
 -- | The foundation datatype for your application. This can be a good place to
 -- keep settings and values requiring initialization before your application
 -- starts running, such as database connections. Every handler will have

src/Settings.hs

@@ -64,6 +64,10 @@ data AppSettings = AppSettings
     -- ^ Google Analytics code
     , appTitle                  :: Maybe Text
     -- ^ Site-wide title.
+    , appName                   :: Text
+    -- ^ Name of application used to generate site.
+    , appRepository             :: Text
+    -- ^ URL of repository for application source.
 
     , appAuthDummyLogin         :: Bool
     -- ^ Indicate if auth dummy login should be enabled.
@@ -94,6 +98,8 @@ instance FromJSON AppSettings where
 
         appAnalytics              <- o .:? "analytics"
         appTitle                  <- o .:? "title"
+        appName                   <- o .: "app-name"
+        appRepository             <- o .: "repository"
 
         -- This code enables MySQL's strict mode, without which MySQL will truncate data.
         -- See https://github.com/yesodweb/persistent/wiki/Database-Configuration#strict-mode for details