module Rakka.Wiki.Interpreter.Base
- ( baseInterpreters
+ ( interpreters
)
where
+import Data.Map (Map)
+import qualified Data.Map as M
+import Data.Maybe
+import Rakka.Page
+import Rakka.SystemConfig
import Rakka.Wiki
import Rakka.Wiki.Interpreter
-import Rakka.Wiki.Interpreter.Base.Image
-baseInterpreters :: [Interpreter]
-baseInterpreters = [ lineBreakInterp
- , spanInterp
- , divInterp
- , imageInterp
- , imgFrameInterp
-
- , pageNameInterp
- ]
+interpreters :: [Interpreter]
+interpreters = [ lineBreakInterp
+ , spanInterp
+ , divInterp
+ , pageNameInterp
+ , otherLangsInterp
+ ]
lineBreakInterp :: Interpreter
iciName = "pageName"
, iciInterpret
= \ ctx _ -> return $ Text (ctxPageName ctx)
- }
\ No newline at end of file
+ }
+
+
+otherLangsInterp :: Interpreter
+otherLangsInterp
+ = BlockCommandInterpreter {
+ bciName = "inOtherLanguages"
+ , bciInterpret
+ = \ ctx _ ->
+ case fmap pageOtherLang (ctxMainPage ctx) of
+ Nothing
+ -> return EmptyBlock
+
+ Just linkTable
+ -> do Languages langTable <- getSysConf (ctxSysConf ctx)
+ let merged = mergeTables langTable (M.toList linkTable)
+ return $ List $ mkLangList merged
+ }
+ where
+ mergeTables :: Map LanguageTag LanguageName
+ -> [(LanguageTag, PageName)]
+ -> [(LanguageName, PageName)]
+ mergeTables _ [] = []
+ mergeTables m (x:xs) = let (langTag, pageName) = x
+ langName = fromMaybe langTag (M.lookup langTag m)
+ in
+ (langName, pageName) : mergeTables m xs
+
+ mkLangList :: [(LanguageName, PageName)] -> ListElement
+ mkLangList xs = ListElement Bullet (map mkLangLink xs)
+
+ mkLangLink :: (LanguageName, PageName) -> ListItem
+ mkLangLink (langName, pageName)
+ = [Right (PageLink (Just pageName) Nothing (Just langName))]
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