From e8898ffd69c44f73f8b7aedbd6a8bd8ba7b5c8dd Mon Sep 17 00:00:00 2001
From: aarne <aarne@cs.chalmers.se>
Date: Fri, 12 Dec 2008 08:12:24 +0000
Subject: [PATCH] morphological analyser in shell state - now reasonably fast

---
 src/GF/Command/Commands.hs    | 19 ++++++++++++-------
 src/GF/Command/Interpreter.hs |  6 +++++-
 2 files changed, 17 insertions(+), 8 deletions(-)

diff --git a/src/GF/Command/Commands.hs b/src/GF/Command/Commands.hs
index 691121bde..35a86ad96 100644
--- a/src/GF/Command/Commands.hs
+++ b/src/GF/Command/Commands.hs
@@ -66,7 +66,7 @@ emptyCommandInfo = CommandInfo {
 lookCommand :: String -> Map.Map String CommandInfo -> Maybe CommandInfo
 lookCommand = Map.lookup
 
-commandHelpAll :: String -> PGF -> [Option] -> String
+commandHelpAll :: String -> PGFEnv -> [Option] -> String
 commandHelpAll cod pgf opts = unlines
   [commandHelp (isOpt "full" opts) (co,info)
     | (co,info) <- Map.assocs (allCommands cod pgf)]
@@ -84,9 +84,12 @@ commandHelp full (co,info) = unlines $ [
   "examples:" ++++ unlines ["  " ++ s | s <- examples info]
   ] else []
 
+
+type PGFEnv = (PGF, Map.Map Language Morpho)
+
 -- this list must no more be kept sorted by the command name
-allCommands :: String -> PGF -> Map.Map String CommandInfo
-allCommands cod pgf = Map.fromList [
+allCommands :: String -> PGFEnv -> Map.Map String CommandInfo
+allCommands cod env@(pgf, mos) = Map.fromList [
   ("!", emptyCommandInfo {
      synopsis = "system command: escape to system shell",
      syntax   = "! SYSTEMCOMMAND",
@@ -223,10 +226,10 @@ allCommands cod pgf = Map.fromList [
           _ | isOpt "coding" opts -> codingMsg
           _ | isOpt "license" opts -> licenseMsg
           [t] -> let co = getCommandOp (showTree t) in 
-                 case lookCommand co (allCommands cod pgf) of   ---- new map ??!!
+                 case lookCommand co (allCommands cod env) of   ---- new map ??!!
                    Just info -> commandHelp True (co,info)
                    _ -> "command not found"
-          _ -> commandHelpAll cod pgf opts
+          _ -> commandHelpAll cod env opts
        in return (fromString msg) 
      }),
   ("i", emptyCommandInfo {
@@ -614,7 +617,7 @@ allCommands cod pgf = Map.fromList [
    prGrammar opts = case opts of
      _ | isOpt "cats" opts -> unwords $ map showType $ categories pgf
      _ | isOpt "fullform" opts -> concatMap 
-          (prFullFormLexicon . buildMorpho pgf) $ optLangs opts
+          (prFullFormLexicon . morpho) $ optLangs opts
      _ | isOpt "missing" opts -> 
            unlines $ [unwords (prCId la:":": map prCId cs) | 
                        la <- optLangs opts, let cs = missingLins pgf la]
@@ -622,7 +625,9 @@ allCommands cod pgf = Map.fromList [
        v -> concatMap snd $ exportPGF noOptions (read v) pgf
 
    morphos opts s = 
-     [lookupMorpho (buildMorpho pgf la) s | la <- optLangs opts]
+     [lookupMorpho (morpho la) s | la <- optLangs opts]
+
+   morpho la = maybe Map.empty id $ Map.lookup la mos
 
    -- ps -f -g s returns g (f s)
    stringOps opts s = foldr app s (reverse opts) where
diff --git a/src/GF/Command/Interpreter.hs b/src/GF/Command/Interpreter.hs
index 82b8ae7af..7e9ebb653 100644
--- a/src/GF/Command/Interpreter.hs
+++ b/src/GF/Command/Interpreter.hs
@@ -13,6 +13,7 @@ import GF.Command.Parse
 import PGF
 import PGF.Data
 import PGF.Macros
+import PGF.Morphology
 import GF.System.Signal
 import GF.Infra.UseIO
 
@@ -22,13 +23,16 @@ import qualified Data.Map as Map
 
 data CommandEnv = CommandEnv {
   multigrammar  :: PGF,
+  morphos       :: Map.Map Language Morpho,
   commands      :: Map.Map String CommandInfo,
   commandmacros :: Map.Map String CommandLine,
   expmacros     :: Map.Map String Tree
   }
 
 mkCommandEnv :: String -> PGF -> CommandEnv
-mkCommandEnv enc pgf = CommandEnv pgf (allCommands enc pgf) Map.empty Map.empty
+mkCommandEnv enc pgf = 
+  let mos = Map.fromList [(la,buildMorpho pgf la) | la <- languages pgf] in
+    CommandEnv pgf mos (allCommands enc (pgf, mos)) Map.empty Map.empty
 
 emptyCommandEnv :: CommandEnv
 emptyCommandEnv = mkCommandEnv "utf8" emptyPGF