/* <Scol Technologies License> */
/* Copyright (c) 2003, organization : Scol Technologies Association, owner : Sylvain Huet */
/* For conditions of distribution and use, see copyright notice in dms/l/license.txt */
/* or on 'www.scol-technologies.org' */

/* KitLocalisation Client - Aug 99 - by Sebastien DENEUX */
/* last update : 12/07/00 */

/*--------------*/
/*div functions*/
/*--------------*/
fun listcat (p, q)=
  if p==nil
  then
    q
  else let p -> [h nxt] in
    h::listcat nxt q;;

fun reverse_aux(list,res)=
  if list == nil
  then
    res
  else
    reverse_aux (tl list) ((hd list)::res);;

fun mirror (list)=
  reverse_aux list nil;;
/*-----------------*/
/*end div functions*/
/*-----------------*/

/*------------*/
/*fonction de hachage*/
fun hachage(ref)=
 let ((nth_char ref 0)+(nth_char ref 1))&255 -> x in if x==nil then 0 else x;; 

 /*------------*/
fun rebuild(l)= if l==nil then nil else let l->[a b] in if b==nil then a::nil else a::" "::rebuild b;;

/*------------*/
/*add all texts of the list res in the hashtable*/
fun parcoursListe(res,tableLangue)=
 if res==nil then tableLangue
 else
  let res->[[ref suite] queue] in
  let strcatn rebuild suite -> txt in
   (if (ref==nil)||(txt==nil)||((nth_char ref 0)=='#) then nil
    else
     let hachage ref -> i in
      set tableLangue.(i) = [ref txt]::tableLangue.(i); /*we add the reference*/
    parcoursListe queue tableLangue);;

/*------------*/
/*search for the reference ref in the list l  [[S S] r1]*/
/*returns the value of the reference*/
/*returns !!ERR_REF!! if reference not found*/
fun chercheRef(ref,l)=
 if l==nil then "!!ERR_REF!!"
 else
  let l->[[refCourante texte] queue] in
   (if !strcmp refCourante ref then texte
    else chercheRef ref queue);;

/*------------*/
/*returns the parameter of the list param in function of the number no*/
/*returns !!ERR_PARAM!! if not found*/
fun getParam(param, no)=
 let nth_list param no -> p in
  if p==nil then "!!ERR_PARAM!!"
  else p;;

/*------------*/
/*first param  = list of all words of the text*/
/*2nd param = list of all parameters*/
/*returns msg as a string with all parameters inserted*/
fun parcoursMessage(messageParamNonInseres,param,NewListe)=
 let messageParamNonInseres -> [premier suite] in
  if (premier)!=nil then
   let "" -> resultat in
   (
    let (strfind "<#" premier 0) -> resOpen in
    (
     while resOpen!=nil do /*loop on all parameters*/
     (
      if resOpen!=0 then
      (
       set resultat = strcat resultat substr premier 0 (resOpen); /*add char before param*/
       set premier = substr premier resOpen ((strlen premier)); /*delete char before param*/
      )
      else nil;  /*premier begins with <#*/

      let strfind ">" premier 0 -> resClose in
        let strfind ":" premier 0 -> resFinNo in
        (
         let substr premier 2 (resFinNo - 2) -> no in /*extract parameter number*/
           set resultat = strcat resultat (getParam param atoi no); /*add parameter*/
         set premier = substr premier (resClose + 1) ((strlen premier) - resClose + 1);  /*delete parameter*/
         set resOpen = strfind "<#" premier 0; /*search for next parameter*/
        );
     ) /*while*/
    ); /*let strfind*/

    if premier !=nil then set resultat = strcat resultat premier else nil; /*add char after last parameter*/
    if NewListe==nil then
      parcoursMessage suite param (resultat)
    else
     if (nth_char NewListe ((strlen NewListe)-1)) == 10 then
       parcoursMessage suite param strcatn NewListe::resultat::nil
     else
       parcoursMessage suite param strcatn NewListe::" "::resultat::nil

   ) /*let resultat*/
  else
    NewListe;;

/*------------*/
/*returns a hashtable (tab [[S S] r1]) created with s (format strbuild)*/
fun createHashtable(s)=
 let strextr s -> res in
 let mktab 256 nil->tableLangue in
    parcoursListe res tableLangue;;

/*------------*/
/*called to initialize DMI*/
fun iniDMIloc(myDmi,filename)=
let _getpack _checkpack filename -> s in
  set myDmi.locDMI=createHashtable s;;

/*------------*/
fun rebuild2(l)=
 if l==nil then nil else let l->[a b] in
  let mirror a -> ltemp in
   if b==nil then (mirror (hd ltemp)::(tl ltemp)) else listcat (mirror (strcat hd ltemp "\n")::(tl ltemp)) (rebuild2 b);;

/*------------*/
/*returns the translation of the reference ref with its parameters param*/
/*returns !!ERR_REF!! if reference not found*/
fun _loc(myDmi,ref,param)=
 let hachage ref -> i in
  let myDmi.locDMI.(i)-> l in
   if l==nil then "!!ERR_REF!!"
   else
    if param==nil then chercheRef ref l
    else
     let chercheRef ref l -> s in
     let rebuild2 strextr s -> l2 in
       if (nth_char s ((strlen s)-1))==10 then
         strcat parcoursMessage l2 param nil "\n"
       else
         parcoursMessage l2 param nil;;