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#!/bin/bash

APPNAME="EazyTranslator"
APPVER="0.97a"
APPFILENAME=`basename $0`
APPFILEDIR=`echo $0 | sed 's/'$APPFILENAME$'//'`

# dictionary file
DICT="$TRANSLATE_DIR"
if [ -z "$DICT" ]; then DICT=$APPFILEDIR ; fi

# delimiter name (for help page only) and character (string) for separating original expression
# and translation in dictionary file
DELIMITER_NAME="colon"
DELIMITER=":"

# all help on a single page
SINGLE_PAGE=0

# bell character
CH_SOUND=""
CH_SOUND_ON=$'\a'

RESULT=""

function title {
  if [ $SINGLE_PAGE -eq 0 ]; then clear ; fi
  echo
  echo $APPNAME" "$APPVER" - Stream editor to use and to manage dictionary files"
  echo "Requires 'basename', 'grep' and 'sed', optionally 'sort' and 'mktemp' in PATH"
  echo
}

function copyright {
  echo "Copyright (C) 2001  Thomas Lahn (webmaster@PointedEars.de)"
  echo "Be sure to have 'easyTrans' or similar in mail subject line for fast response."
  echo
}

function pause {
  if [ "$1" == "c" ]; then
    echo "Hit RETURN to continue..."
  else
    echo "Hit RETURN for the next page"
  fi
  read
}

function copying {
  title
  copyright
  echo "This program is free software; you can redistribute it and/or modify"
  echo "it under the terms of the GNU General Public License as published by"
  echo "the Free Software Foundation; either version 2 of the License, or"
  echo "(at your option) any later version."
  echo
  echo "This program is distributed in the hope that it will be useful,"
  echo "but WITHOUT ANY WARRANTY; without even the implied warranty of"
  echo "MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the"
  echo "GNU General Public License for more details."
  echo
  echo "You should have received a copy of the GNU General Public License"
  echo "along with this program (COPYING file); if not, write to the"
  echo "Free Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA."
  echo
}

function cmdHelp {
  title
  echo $APPFILENAME" EXPRESSION DICTIONARY [OPTIONS]"
  echo
  echo "Tries to translate EXPRESSION looking up DICTIONARY and writes the result"
  echo "to standard output (stdout) in a single line followed by a newline (\n)."
  echo
  echo "Environment:"
  echo
  echo "TRANSLATE_DIR     Dictionary folder root (absolute path '/')"
if [ -n "$TRANSLATE_DIR" ]; then
  local INVALID_PATH=" -- INVALID PATH!"
  local INVALID_FORMAT=" -- INVALID FORMAT!"
  # : AutoCorrect performed!
  local INVALID_MSG=""
  if [ ! -e $TRANSLATE_DIR ]; then
    INVALID_MSG=$INVALID_PATH
  else
    local GREPRES=`echo $TRANSLATE_DIR | grep -e "\/$"`
    if [ -z "$GREPRES" ]; then INVALID_MSG=$INVALID_FORMAT ; fi
  fi
  echo "                  (currently '"$TRANSLATE_DIR"'"$INVALID_MSG")"
  #if [ "$INVALID_MSG" == "$INVALID_FORMAT" ]; then
    #export TRANSLATE_DIR=$TRANSLATE_DIR"/"
    #set -a
  #fi
fi
  echo "                  If undefined, this is the program directory"
  echo "                  (currently '"$APPFILEDIR"')."
  echo "TRANSLATE_OPTIONS Default options to overwrite command-line options"
if [ -n "$TRANSLATE_OPTIONS" ]; then
  echo "                  (currently '"$TRANSLATE_OPTIONS"')"
fi
  echo
  echo "Arguments:"
  echo
  echo "EXPRESSION        Word or (double-quoted) phrase to be translated"
  echo "DICTIONARY        Path of dictionary file relative to TRANSLATE_DIR"
  echo
  if [ $SINGLE_PAGE -eq 0 ]; then pause "c" ; fi
  echo "Translation OPTIONS:"
  echo "  -b, --brackets  If not in DICTIONARY, writes given WORD or EXPRESSION"
  echo "                  as [WORD] or [EXPRESSION]."
  echo "  -m, --messages  Return error messages instead of null-strings."
  echo "  -p, --phrase    Translate EXPRESSION as entire phrase. If not given,"
  echo "                  each WORD of EXPRESSION is translated seperately."
  echo "  -r, --reverse   Perform reverse translation. Recommended only if"
  echo "                  no appropriate dictionary file for vice-versa translation is"
  echo "                  available and -p is also used."
  echo "  -s, --sound     Beep on fatal errors."
  echo "  -v, --verbose   Display flow of operation. Includes -m behavior."
  echo "  -z, --zero      Return not translatable tokens as null-strings."
  echo "                  Overwrites -b."
  echo
  if [ $SINGLE_PAGE -eq 0 ]; then pause "c" ; fi
  echo $APPFILENAME" EXPRESSION DICTIONARY COMMAND TRANSLATION [INFO] [OPTIONS]"
  echo $APPFILENAME" COMMAND DICTIONARY [INFO] [OPTIONS]"
  echo
  echo "Dictionary file COMMANDs:"
  echo "  -a,  --add      If not in DICTIONARY, add EXPRESSION with TRANSLATION"
  echo "                  to DICTIONARY and write TRANSLATION."
  echo "                  If DICTIONARY not exists, create the file with INFO"
  echo "                  and add the entry; if INFO is a null-string,"
  echo "                  default INFO is added, containing program version,"
  echo "                  user name and timestamp. Requires 'sort'."
  echo "  -ai, --addinfo  Add information data INFO to DICTIONARY."
  echo "                  Must be used as first argument."
  echo "  -c,  --create   Create new DICTIONARY with INFO (see -a)."
  echo "                  Existing files are replaced. Must be used as first argument."
  echo "  -d,  --delete   If used with EXPRESSION and DICTIONARY, remove EXPRESSION"
  echo "                  from DICTIONARY instead of translating."
  echo "                  If used as first argument, delete DICTIONARY."
  echo "  -i,  --info     Display information about DICTIONARY."
  echo "                  Must be used as first argument."
  echo
  if [ $SINGLE_PAGE -eq 0 ]; then pause "c" ; fi
  echo "  -o, --overwrite Like -a but overwrite a contained translation of"
  echo "                  EXPRESSION with TRANSLATION without question."
  echo "                  Additionally requires 'mktemp'."
  echo "  -R, --repair    Repair DICTIONARY instead of translating. Requires 'mktemp'."
  echo "                  Info data is be kept but invalid entries are removed."
  echo "                  USE WITH CAUTION!"
  echo "  -s, --sort      Sort DICTIONARY instead of translating. Requires 'sort'."
  echo "                  Includes --sound when used with -v."
  echo "                  Must be used as first argument."
  echo
  if [ $SINGLE_PAGE -eq 0 ]; then pause "c" ; fi
  echo $APPFILENAME" OPTION [OPTION]"
  echo
  echo "Help page OPTIONs:"
  echo "  --1             Display help on one page (without 'clear' and user input)."
  echo "                  Useful with redirection "
  echo "                  (try '"$APPFILENAME" --1 --? > translate.doc.txt')."
  echo "                  Must be given before all other help page options."
  echo "  --a, --about    Display information about the program."
  echo "  --c, --cmd      Display this help page."
  echo "  --d, --dict     Display help about dictionary files."
  echo "  --dev, --emp    Display special information for developers and employers."
  echo "  --x, --example  Display example."
  echo "  --?, --help     Display all help pages."
  echo
}

function example {
  title
  echo "EXAMPLE: If you would like to translate the English words 'a few' into German,"
  echo
  echo "  "$APPFILENAME" ''a few'' en-de"
  echo
  echo "should write the German words"
  echo
  echo "  ein(e) wenig(e)\n"
  echo
  echo "(without indent) to stdout if the echo dictionary file 'en-de' contains"
  echo "a correct entry for it (see next page). You may also translate it as"
  echo "entire phrase (which seems to make more sense here):"
  echo
  echo "  "$APPFILENAME" ''a few'' en-de -p"
  echo
  echo "should instead write the German word 'einige\n'"
  echo "(replace '' in input with the double-quote character)."
  echo
}

function dictHelp {
  title
  echo "DICTIONARY FILES:"
  echo "You may create/improve dictionary files to be used with "$APPNAME
  echo "of your own. Translation data must match the following expression:"
  echo
  echo "#"$DELIMITER"File description displayed when option -i is used\n[#"$DELIMITER"File description\n]"
  echo "[Expression"$DELIMITER"translation\n[Next expression"$DELIMITER"next translation\n]]"
  echo "Last expression"$DELIMITER"last translation\z"
  echo
  echo "Parts enclosed in rectangle brackets are optional. The "$DELIMITER_NAME" ("$DELIMITER") is to be used"
  echo "as delimiter character between original and translated expression only."
  echo "Dictionary file names should contain common language identifiers separated"
  echo "by a dash (such as 'en-de.dic' for an English-German dictionary file)."
  echo
  echo "Program updates and dictionaries can be obtained from"
  echo "'http://pointedears.de/dev/unix/translate/'."
  echo "Thank you for using a program by PointedEars."
  echo
}

function devInfo {
  title
  copyright
  echo "INFORMATION FOR DEVELOPERS (KNOWN ISSUES)..."
  echo
  echo "- Sorting the dictionary unfortunately also sorts its info data by now."
  echo
  echo "...AND FOR EMPLOYERS:"
  echo
  echo "BTW, if you have an idea for improving EasyTranslator or for another (field of)"
  echo "application you want me to develop for you (BASIC, DOS batch, Windows INF,"
  echo "Visual Basic, bash, Pascal, Delphi, C, HTML/JavaScript, and I am still learning"
  echo "other languages) feel free to mail me, too. THNX!    -- PointedEars, 2001-03-28"
  echo
}

function help {
  copying
  if [ $SINGLE_PAGE -eq 0 ]; then pause ; fi
  cmdHelp
  if [ $SINGLE_PAGE -eq 0 ]; then pause ; fi
  example
  if [ $SINGLE_PAGE -eq 0 ]; then pause ; fi
  dictHelp
  if [ $SINGLE_PAGE -eq 0 ]; then pause ; fi
  devInfo
}

function translateReverse {
  local EXPR="$1"
  if [ $VERBOSE -eq 1 ]; then echo "Executing: grep -i -e '"$DELIMITER$EXPR"$' '"$DICT"'" ; fi
  RESULT=`grep -i -e "$DELIMITER$EXPR$" "$DICT"`
  if [ $VERBOSE -eq 1 ]; then echo "grep returned: '"$RESULT"'" ; fi
  if [ -n "$RESULT" ]; then
    if [ $VERBOSE -eq 1 ]; then
      echo "Reading expression from recordset (with sed requires only 1 step! :o)" ;
      echo "Executing: echo $RESULT | sed 's/$DELIMITER[ ]*[^$DELIMITER]*//'"
    fi
    RESULT=`echo $RESULT | sed 's/'$DELIMITER'[ ]*[^'$DELIMITER']*//'`
    if [ $VERBOSE -eq 1 ]; then echo "sed returned: '"$RESULT"'" ; fi
  fi

  # Should return only characters before the delimiter until BOL (expression)
}

function translate {
  local EXPR="$1"
  if [ $REVERSE -eq 1 ]; then translateReverse "$1" ; return ; fi
  if [ $VERBOSE -eq 1 ]; then echo "Executing: grep -i -e '^"$EXPR$DELIMITER"' '"$DICT"'" ; fi
  RESULT=`grep -i -e "^$EXPR$DELIMITER" "$DICT"`
  if [ $VERBOSE -eq 1 ]; then echo "grep returned: '"$RESULT"'" ; fi
  if [ -n "$RESULT" ]; then
    if [ $VERBOSE -eq 1 ]; then
      echo "Reading translation from recordset (with sed requires only 1 step! :o)" ;
      echo "Executing: echo $RESULT | sed 's/[^$DELIMITER]*$DELIMITER[ ]*//'"
    fi
    RESULT=`echo $RESULT | sed 's/[^'$DELIMITER']*'$DELIMITER'[ ]*//'`
    if [ $VERBOSE -eq 1 ]; then echo "sed returned: '"$RESULT"'" ; fi
  fi

  # Should return only characters after the separation character until EOL
  # (translation)
}

# exit codes
ESUCCESS=0
ENO_DICT=1
EDICT_DIR_NOT_FOUND=2
EDICT_NOT_FOUND=3
EDICT_WRONG_FORMAT=4
EDICT_EXPR_CONTAINED=5
EDICT_TEMP_ERROR=6
EDICT_CREATE_ERROR=7
EDICT_DELETE_EXPR_NOT_FOUND=8
EDICT_REMOVE=9

# argument flags
DICTIONARY=0 # if 1, -d refers to the dictionary file instead of an entry

# option flags - may be replaced by declare -i FLAG
ADD=0
ADDINFO=0
BRACKETS=0
CREATE=0
DELETE=0
INFO=0
MESSAGES=0
OVERWRITE=0
PHRASE=0
REPAIR=0
REVERSE=0
SORT=0
SOUND=0
VERBOSE=0
ZERO=0

if [ -n "$1" ]; then
  # retrieve arguments and use default settings from environment variable
  ARGUMENTS=$* ; if [ -n "$TRANSLATE_OPTIONS" ]; then ARGUMENTS=$ARGUMENTS" "$TRANSLATE_OPTIONS ; fi
  # check options
  for argument in $ARGUMENTS; do
    case "$argument" in
      "-b" | "--brackets") BRACKETS=1;;
      "-m" | "--messages") MESSAGES=1;;
      "-p" | "--phrase")   PHRASE=1;;
      "-r" | "--reverse")  REVERSE=1;;
      "-s" | "--sound")    SOUND=1;;
      "-v" | "--verbose")  VERBOSE=1 ; title ; copyright;;
      "-z" | "--zero")     ZERO=1;;
      "--a" | "--about")   copying ; exit $ESUCCESS;;
      "--c" | "--cmd")     cmdHelp ; exit $ESUCCESS;;
      "--d" | "--dict")    dictHelp ; exit $ESUCCESS;;
      "--dev" | "--emp")   devInfo ; exit $ESUCCESS;;
      "--1") SINGLE_PAGE=1;;
      "--x" | "--example") example ; exit $ESUCCESS;;
      "--?" | "--help")    help ; exit $ESUCCESS;;
    esac
  done
  if [ $SOUND -eq 1 ]; then CH_SOUND=$CH_SOUND_ON ; fi
  if [ -n "$2" ]; then
# concatenate dictionary root and given dictionary file
    DICT="$DICT$2"
# check for dictionary commands
    case "$1" in
      "-d" | "--delete") DELETE=1 ; DICTIONARY=1 ;;
      "-c" | "--create") CREATE=1;;
      "-i" | "--info")   INFO=1;;
      "-s" | "--sort")   SORT=1;;
      "-R" | "--repair") REPAIR=1;;
    esac
    case "$3" in
      "-a"  | "--add")       ADD=1;;
      "-ai" | "--addinfo")   ADDINFO=1;;
      "-d"  | "--delete")    DELETE=1;;
      "-o"  | "--overwrite") OVERWRITE=1;;
    esac

    if [ $VERBOSE -eq 1 ]; then
      if [ -z "$TRANSLATE_DIR" ]; then
        echo "Dictionary root (program directory): '"$APPFILEDIR"'"
      else
        echo "Dictionary root (TRANSLATE_DIR): '"$TRANSLATE_DIR"'"
      fi
      echo "Dictionary file: '"$2"'"
      echo "Dictionary file path: '"$DICT"'"
    fi

    DEFAULT_INFO=$APPNAME" "$APPVER" dictionary file created by '"`whoami`"' on "`date`

    if [ $CREATE -eq 1 ]; then
      if [ $VERBOSE -eq 1 ]; then
        echo $DICT": Creating dictionary"
      fi
      if [ -z "$3" ]; then
        if [ $VERBOSE -eq 1 ]; then echo $DICT": Adding information: '"$DEFAULT_INFO ; fi
        echo "#"$DELIMITER$EFAULT_INFO &>$DICT
      else
        if [ $VERBOSE -eq 1 ]; then echo $DICT": Adding information: '"$3"'" ; fi
        echo "#"$DELIMITER$3 &>$DICT
      fi
      if [ $VERBOSE -eq 1 ]; then echo ; fi
      exit $?
    fi

    if [ -e "$DICT" ]; then # if dictionary file exists
      # check if dictionary file (contains at least '#$DELIMITER')
      if [ $VERBOSE -eq 1 ]; then echo "Executing: grep -e '."$DELIMITER".' '"$DICT"'" ; fi
      RESULT=`grep -e "#$DELIMITER." "$DICT"`
      if [ -z "$RESULT" ]; then
        if [ $VERBOSE -eq 1 ]; then echo "grep returned: ''" ; fi
        echo $DICT": Not a (valid) dictionary file (type '"$APPFILENAME" --d' for details)."
        if [ $VERBOSE -eq 1 ]; then echo ; fi
        exit $EDICT_WRONG_FORMAT
      else
        if [ $VERBOSE -eq 1 ]; then
          echo "grep returned not a null-string: '$DICT' seems to be a dictionary file"
        fi
      fi
      RESULT=""

      if [ $ADDINFO -eq 1 ]; then
        if [ -z "$3" ]; then
          if [ $VERBOSE -eq 1 ]; then echo $DICT": Adding information: '"$DEFAULT_INFO"'" ; fi
          echo "#"$DELIMITER$DEFAULT_INFO >>$DICT
        else
          if [ $VERBOSE -eq 1 ]; then echo $DICT": Adding information: '"$3"'" ; fi
          echo "#"$DELIMITER$3 >>$DICT
        fi
        if [ $VERBOSE -eq 1 ]; then echo ; fi
        exit $?
      fi

      if [ $INFO -eq 1 ]; then
        if [ $VERBOSE -eq 1 ]; then
          echo "Obtaining information..."
          echo
        fi
        grep "^#$DELIMITER" "$DICT" | sed 's/^#'$DELIMITER'//'
        RESULT=`grep -e "^#$DELIMITER" "$DICT"`
        if [ -z "$RESULT" ]; then echo $CH_SOUND$DICT": No information available" ; fi
        if [ $VERBOSE -eq 1 ]; then echo ; fi
        exit $ESUCCESS
      fi

      if [ $ADD -eq 1 ]; then
        if [ $VERBOSE -eq 1 ]; then echo ; fi
        RESULT=`grep -i -e "^$1$DELIMITER" "$DICT"`
        if [ -z "$RESULT" ]; then
          echo $DICT": Adding expression: '"$1"'"
          echo $DICT": Adding translation: '"$4"'"
          if [ -n "$4" ]; then
            echo $1$DELIMITER$4 >>$DICT
          else
            if [ $MESSAGES -eq 1 ] || [ $VERBOSE -eq 1 ]; then echo $CH_SOUND$APPFILENAME": No translation given for '"$1"'" ; fi
          fi
          SORT=1
        else
          translate "$1"
          echo $CH_SOUND$DICT": Expression already contained: '"$1"':"$RESULT
          if [ $VERBOSE -eq 1 ]; then echo ; fi
          exit $EDICT_EXPR_CONTAINED
        fi
      fi

      if [ $OVERWRITE -eq 1 ]; then
        if [ $VERBOSE -eq 1 ]; then echo ; fi
        echo $DICT": Replacing expression: '"$1"'"
        echo $DICT": Replacing translation: '"$4"'"
        TMPFILE=`mktemp -q /tmp/$APPFILENAME.XXXXXX`
        if [ $? -ne 0 ]; then
          if [ $VERBOSE -eq 1 ]; then echo $APPFILENAME": Can't create temp file, exiting..." ; fi
          exit EDICT_TEMP_ERROR
        else
          if [ -n "$4" ]; then
            grep -iv -e "^$1$DELIMITER" "$DICT" &>$TMPFILE
            if [ $? -eq 0 ]; then echo $1$DELIMITER$4 >>$TMPFILE ; fi
            if [ $? -eq 0 ]; then mv $TMPFILE $DICT &>/dev/null ; fi
            if [ $? -ne 0 ]; then
              if [ $VERBOSE -eq 1 ]; then echo $APPFILENAME": Unable to replace dictionary file: '"$DICT"'" ; fi
              exit EDICT_REPLACE_ERROR
            else
              SORT=1
            fi
          else
            if [ $MESSAGES -eq 1 ] || [ $VERBOSE -eq 1 ]; then echo $CH_SOUND$APPFILENAME": No translation given for '"$1"'" ; fi
          fi
        fi
      fi

      if [ $DELETE -eq 1 ]; then
        if [ $DICTIONARY -eq 0 ]; then
          # delete entry
          if [ $VERBOSE -eq 1 ]; then echo $DICT": Removing expression: "$1 ; fi
          RESULT=`grep -i -e "^$1$DELIMITER" "$DICT"`
          if [ -z "$RESULT" ]; then
              if [ $MESSAGES -eq 1 ] || [ $VERBOSE -eq 1 ]; then echo $DICT": Expression not contained in dictionary: '"$1"'" ; fi
              exit $EDICT_DELETE_EXPR_NOT_FOUND
          fi
          TMPFILE=`mktemp -q /tmp/$APPFILENAME.XXXXXX`
          if [ $? -ne 0 ]; then
            if [ $VERBOSE -eq 1 ]; then echo $APPFILENAME": Can't create temp file, exiting..." ; fi
            exit EDICT_TEMP_ERROR
          else
            grep -iv -e "$1$DELIMITER" "$DICT" &>$TMPFILE
            if [ $? -eq 0 ]; then mv $TMPFILE $DICT &>/dev/null ; fi
            if [ $? -ne 0 ]; then
              if [ $VERBOSE -eq 1 ]; then echo $DICT": Unable to modify dictionary (cannot replace file)" ; fi
              exit EDICT_REPLACE_ERROR
            else
              if [ $VERBOSE -eq 1 ]; then echo $DICT": Modification successful" ; fi
              exit $ESUCCESS
            fi
          fi
        else
          # delete dictionary
          if [ $VERBOSE -eq 1 ]; then
            echo $APPFILENAME": Deleting dictionary: '"$DICT"'"
            echo $APPFILENAME": Executing: rm '"$DICT"' &>/dev/null"
          fi
          rm $DICT &>/dev/null
          if [ $? -ne 0 ]; then
            if [ $MESSAGES -eq 1 ] || [ $VERBOSE -eq 1 ]; then echo $DICT": Unable to remove dictionary" ; fi
            exit $EDICT_REMOVE
          else
            if [ $VERBOSE -eq 1 ]; then
              echo $DICT": Dictionary successfully removed"
              echo
            fi
            exit $ESUCCESS
          fi
        fi
      fi

      if [ $SORT -eq 1 ]; then
        if [ $VERBOSE -eq 1 ]; then
          echo "Sorting vocabulary: '"$DICT"'"
          echo "Executing: sort -d -f -o "$DICT" -t "$DELIMITER" "$DICT
        fi
        RESULT=`sort -d -f -o "$DICT" -t $DELIMITER "$DICT"`
        SORT_EXIT=$?
        if [ $VERBOSE -eq 1 ]; then
          echo "sort returned exit code "$SORT_EXIT
          if [ $SORT_EXIT -eq 0 ]; then
            echo "Sorting successful: '"$DICT"'"
          else
            echo "Sorting failed: '"$DICT"'"
          fi
          echo
        fi
        exit $SORT_EXIT
      fi

      if [ $REPAIR -eq 1 ]; then
        if [ $VERBOSE -eq 1 ]; then echo $DICT": Repairing dictionary" ; fi
        TMPFILE=`mktemp -q /tmp/$APPFILENAME.XXXXXX`
        if [ $? -ne 0 ]; then
          if [ $VERBOSE -eq 1 ]; then echo $APPFILENAME": Can't create temp file, exiting..." ; fi
          exit EDICT_TEMP_ERROR
        else
          grep -e "^#$DELIMITER" "$DICT" &>$TMPFILE
          grep -e ".$DELIMITER." "$DICT" >>$TMPFILE
          if [ $? -eq 0 ]; then mv $TMPFILE $DICT &>/dev/null ; fi
          if [ $? -ne 0 ]; then
            if [ $VERBOSE -eq 1 ]; then echo $DICT": Unable to repair dictionary (cannot replace file)" ; fi
            exit EDICT_REPLACE_ERROR
          else
            $DICT": Repair successful"
          fi
        fi
      fi

      TRANSL=""
      REVERSE_TRANSL=""
      REVERSE_TRANSL_CAPT="T"
      REVERSE_TRANSL_ON=" (reverse)"
      REVERSE_TRANSL_CAPT_ON="Reverse t"
      if [ $REVERSE -eq 1 ]; then
        REVERSE_TRANSL=$REVERSE_TRANSL_ON
        REVERSE_TRANSL_CAPT=$REVERSE_TRANSL_CAPT_ON
      fi
      if [ $PHRASE -eq 1 ] ; then
        if [ $VERBOSE -eq 1 ]; then echo "Looking up phrase"$REVERSE_TRANSL": '"$1"'" ; fi
        if [ $ZERO -eq 0 ]; then
          TRANSL="$1" ; if [ $BRACKETS -eq 1 ]; then TRANSL="["$TRANSL"]" ; fi
        fi
        translate "$1"
        if [ -n "$RESULT" ]; then
          TRANSL=$RESULT
          if [ $VERBOSE -eq 1 ]; then echo $REVERSE_TRANSL_CAPT"ranslation: '"$TRANSL"'" ; fi
        else
          if [ $VERBOSE -eq 1 ]; then
            if [ $ZERO -eq 1 ]; then
              echo $REVERSE_TRANSL_CAPT"ranslation failed (return not translatable tokens as null-string): '"$1"'"
            else
              if [ $BRACKETS -eq 1 ]; then
                echo $CH_SOUND$REVERSE_TRANSL_CAPT"ranslation failed (enclosing phrase in brackets): '"$1"'"
              else
                echo $CH_SOUND$REVERSE_TRANSL_CAPT"ranslation failed (leave 'as is'): '"$1"'"
              fi
            fi
          fi
        fi
      else
        for word in $1; do
          if [ $ZERO -eq 0 ]; then  TRANSLWORD="$word" ; else TRANSLWORD="" ; fi
          if [ $VERBOSE -eq 1 ]; then echo "Looking up word"$REVERSE_TRANSL": "$word ; fi
          translate "$word"
          if [ -n "$RESULT" ]; then
            TRANSLWORD=$RESULT
            if [ -n "$RESULT" ] && [ $VERBOSE -eq 1 ]; then echo $REVERSE_TRANSL_CAPT"ranslation: '"$TRANSLWORD"'" ; fi
          else
            if [ $ZERO -eq 0 ] && [ $BRACKETS -eq 1 ]; then TRANSLWORD="["$TRANSLWORD"]" ; fi
            if [ $VERBOSE -eq 1 ]; then
              if [ $ZERO -eq 1 ]; then
                echo $REVERSE_TRANSL_CAPT"ranslation failed (return not translatable tokens as null-string): "$word
              else
                if [ $BRACKETS -eq 1 ]; then
                  echo $REVERSE_TRANSL_CAPT"ranslation failed (enclosing word in brackets): "$word
                else
                  echo $REVERSE_TRANSL_CAPT"ranslation failed (leave 'as is'): "$word
                fi
              fi
            fi
          fi
          TRANSL=$TRANSL" "$TRANSLWORD
        done
      fi
      if [ $VERBOSE -eq 1 ]; then echo "Overall translation:" ; fi
      if [ -n "$TRANSL" ]; then echo $TRANSL ; fi
      if [ $VERBOSE -eq 1 ]; then echo ; fi
    else
      # send errmsg to stderr
      if [ -n "$TRANSLATE_DIR" ] && [ ! -e "$TRANSLATE_DIR" ]; then
        if [ $MESSAGES -eq 1 ] || [ $VERBOSE -eq 1 ]; then echo $CH_SOUND"$APPFILENAME: Unable to locate dictionary root: '"$TRANSLATE_DIR"'" 1>&2 ; fi
      else
        if [ $INFO -eq 0 ] && [ $ADD -eq 1 ] || [ $OVERWRITE -eq 1 ]; then
          if [ $VERBOSE -eq 1 ]; then
            echo
            echo $DICT": Creating dictionary"
          fi
          if [ -n "$4" ]; then
            if [ -z "$5" ]; then
              if [ $VERBOSE -eq 1 ]; then echo $DICT": Adding information: '"$APPNAME" "$APPVER" dictionary file created by '"`whoami`"' on "`date`"'" ; fi
              echo "#"$DELIMITER$APPNAME" "$APPVER" dictionary file created by '"`whoami`"' on "`date` &>$DICT
            else
              if [ $VERBOSE -eq 1 ]; then echo $DICT": Adding information: '"$5"'" ; fi
              echo "#"$DELIMITER$5 &>$DICT
            fi
            if [ $? -eq 0 ]; then
              if [ $VERBOSE -eq 1 ]; then
                echo $DICT": Adding expression: '"$1"'"
                echo $DICT": Adding translation: '"$4"'"
              fi
              echo $1$DELIMITER$4 >>$DICT
            else
              if [ $MESSAGES -eq 1 ] || [ $VERBOSE -eq 1 ]; then echo $CH_SOUND$APPFILENAME": Unable to create dictionary file: '"$DICT"'" ; fi
              exit EDICT_CREATE_ERROR
            fi
          else
            if [ $MESSAGES -eq 1 ] || [ $VERBOSE -eq 1 ]; then echo $CH_SOUND$APPFILENAME": No translation given for '"$1"'" ; fi
          fi
        else
          if [ $MESSAGES -eq 1 ] || [ $VERBOSE -eq 1 ]; then echo $CH_SOUND$APPFILENAME": Unable to locate dictionary file: '"$DICT"' (please double-quote phrases)" 1>&2 ; fi
        fi
      fi
      if [ $VERBOSE -eq 1 ]; then echo ; fi
      if [ -n "$TRANSLATE_DIR" ] && [ ! -e "$TRANSLATE_DIR" ]; then
        exit $EDICT_DIR_NOT_FOUND
      else
        exit $EDICT_NOT_FOUND
      fi
    fi
  else
    if [ $MESSAGES -eq 1 ] || [ $VERBOSE -eq 1 ]; then
      # send errmsg to stderr
      echo $CH_SOUND$APPFILENAME": No dictionary file given" 1>&2
    fi
    if [ $VERBOSE -eq 1 ]; then echo ; fi
    exit $ENO_DICT
  fi
else
  help
fi