The big change

[Rakka.git] / Rakka / Wiki / Interpreter / Base.hs

diff --git a/Rakka/Wiki/Interpreter/Base.hs b/Rakka/Wiki/Interpreter/Base.hs
index 38578c0e590b53d4deb396a7a5da66476dbc84ef..9a02ae255668be349716a141300996bbe74aba1c 100644 (file)
--- a/Rakka/Wiki/Interpreter/Base.hs
+++ b/Rakka/Wiki/Interpreter/Base.hs
@@ -3,6 +3,8 @@ module Rakka.Wiki.Interpreter.Base
     )
     where
 
+import           Control.Arrow
+import           Control.Arrow.ListArrow
 import           Data.Map (Map)
 import qualified Data.Map as M
 import           Data.Maybe
@@ -11,6 +13,8 @@ import           Rakka.Page
 import           Rakka.SystemConfig
 import           Rakka.Wiki
 import           Rakka.Wiki.Interpreter
+import           Text.XML.HXT.Arrow.XmlArrow
+import           Text.XML.HXT.Arrow.XmlNodeSet
 
 
 interpreters :: [Interpreter]
@@ -62,14 +66,21 @@ otherLangsInterp
         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 $ mkLangList merged
+            let linkTable = case ctxMainPage ctx of
+                              Just page -> runLA ( getXPathTreesInDoc "/page/otherLang/link"
+                                                   >>>
+                                                   ( getAttrValue0 "lang"
+                                                     &&&
+                                                     getAttrValue0 "page"
+                                                   )
+                                                 ) page
+                              Nothing   -> []
+            in
+              case linkTable of
+                [] -> return EmptyBlock
+                xs -> do Languages langTable <- getSysConf (ctxSysConf ctx)
+                         let merged = mergeTables langTable linkTable
+                         return $ mkLangList merged
       }
     where
       mergeTables :: Map LanguageTag LanguageName