fixes for webdemos, including bug in StructuralIta

contrib/summerschool/foods/FoodsEng.gf

@@ -1,6 +1,7 @@
 -- (c) 2009 Aarne Ranta under LGPL
 
 concrete FoodsEng of Foods = {
+  flags language = en_US;
   lincat
     Comment, Quality = {s : Str} ; 
     Kind = {s : Number => Str} ; 

contrib/summerschool/foods/FoodsHin.gf

@@ -1,75 +0,0 @@
--- (c) 2009 Aarne Ranta under LGPL
-
-concrete FoodsHin of Foods = {
-
-  flags coding=utf8 ;
-
-  param
-    Gender = Masc | Fem ;
-    Number = Sg | Pl ;
-  lincat
-    Comment = {s : Str} ;
-    Item    = {s : Str ; g : Gender ; n : Number} ;
-    Kind    = {s : Number => Str ; g : Gender} ;
-    Quality = {s : Gender => Number => Str} ;
-  lin
-    Pred item quality = {
-      s = item.s ++ quality.s ! item.g ! item.n ++ copula item.n
-      } ;
-    This kind = {s = "यह" ++ kind.s ! Sg ; g = kind.g ; n = Sg} ;
-    That kind = {s = "वह" ++ kind.s ! Sg ; g = kind.g ; n = Sg} ;
-    These kind = {s = "ये" ++ kind.s ! Pl ; g = kind.g ; n = Pl} ;
-    Those kind = {s = "वे" ++ kind.s ! Pl ; g = kind.g ; n = Pl} ;
-    Mod quality kind = {
-      s = \\n => quality.s ! kind.g ! n ++ kind.s ! n ; 
-      g = kind.g
-      } ;
-    Wine = regN "मदिरा" ;
-    Cheese = regN "पनीर" ;
-    Fish = regN "मछली" ;
-    Pizza = regN "पिजजा" ;
-    Very quality = {s = \\g,n => "बहुत" ++ quality.s ! g ! n} ;
-    Fresh = regAdj "ताज़ा" ;
-    Warm = regAdj "गरम" ;
-    Italian = regAdj "इटली" ; 
-    Expensive = regAdj "महंगा" ;
-    Delicious = regAdj "रुचिकर" ;
-    Boring = regAdj "पैरिया" ;
-
-  oper
-    mkN : Str -> Str -> Gender -> {s : Number => Str ; g : Gender} = 
-      \s,p,g -> {
-        s = table {
-          Sg => s ;
-          Pl => p
-          } ;
-        g = g
-      } ;
-
-    regN : Str -> {s : Number => Str ; g : Gender} = \s -> case s of {
-      lark + "ा" => mkN s (lark + "े") Masc ;
-      lark + "ी" => mkN s (lark + "ियँ") Fem ;
-      _           => mkN s s Masc 
-      } ;
-
-    mkAdj : Str -> Str -> Str -> {s : Gender => Number => Str} = \ms,mp,f -> {
-      s = table {
-        Masc => table {
-          Sg => ms ;
-          Pl => mp
-          } ;
-        Fem  => \\_ => f
-        }
-      } ;
-
-    regAdj : Str -> {s : Gender => Number => Str} = \a -> case a of {
-      acch + "ा" => mkAdj a (acch + "े") (acch + "ी") ;
-      _          => mkAdj a a a
-      } ;
-
-    copula : Number -> Str = \n -> case n of {
-      Sg => "है" ;
-      Pl => "हैं"
-      } ;
-
-  }

contrib/summerschool/foods/FoodsSwe.gf

@@ -4,4 +4,4 @@
 
 concrete FoodsSwe of Foods = FoodsI with 
   (Syntax = SyntaxSwe),
-  (LexFoods = LexFoodsSwe) ;
+  (LexFoods = LexFoodsSwe) ** {flags language = sv_SE;} ;

src/server/PGFService.hs

@@ -125,10 +125,10 @@ doTranslate pgf input mcat mfrom mto =
 doTranslateGroup :: PGF -> String -> Maybe PGF.Type -> Maybe PGF.Language -> Maybe PGF.Language -> JSValue
 doTranslateGroup pgf input mcat mfrom mto =
   showJSON
-     [toJSObject [("from",          showJSON (PGF.showLanguage from)),
-                  ("to",            showJSON (PGF.showLanguage to)),
+     [toJSObject [("from",          showJSON (langOnly (PGF.showLanguage from))),
+                  ("to",            showJSON (langOnly (PGF.showLanguage to))),
                   ("linearizations",showJSON 
-                                      [toJSObject [("text", unlines output)]])
+                      [toJSObject [("text", doBind alt)] | alt <- output])
                  ]
         | 
           (from,trees) <- parse' pgf input mcat mfrom,
@@ -140,6 +140,12 @@ doTranslateGroup pgf input mcat mfrom mto =
        start ls = [(l,[s]) | (l,s) <- ls]
        more (l,s) = 
          Map.insertWith (\ [x] xs -> if elem x xs then xs else (x : xs)) l s
+   doBind = unwords . bind . words
+   bind ws = case ws of
+         w : "&+" : u : ws2 -> bind ((w ++ u) : ws2)
+         w : ws2            -> w : bind ws2
+         _ -> ws
+   langOnly = reverse . take 3 . reverse
 
 
 doParse :: PGF -> String -> Maybe PGF.Type -> Maybe PGF.Language -> JSValue