#! /bin/sh
#
###############################################################################
# Shell script to run display iTOUGH2 manual pages (Finsterle, January 1997)  #
#                                                                             #
# Copy this file to your $HOME/bin directory.                                 #
# Set variable help_dir (line 23).                                            #
# Make sure that directory $HOME/bin is in your search path.                  #
# Type "chmod a+x it2help" to make it2help an executable command.             #
#                                                                             #
# Syntax:  it2help command [command_level]                                    #
#                                                                             #
#          command      : iTOUGH2 command                                     #
#          command_level: command level (1, 2, 3, or 4)                       #
#                                                                             #
# Example: it2help 3 iteration                                                #
# Type "it2help index" to obtain the iTOUGH2 command index                    #
# Type "it2help update" to obtain information on recent iTOUGH2 updates       #
###############################################################################
#
###############################################################################
# Provide here the path to the iTOUGH2 help file it2help.txt                  #
  help_dir=/home/finster/itough2/SpecialFiles
###############################################################################
#
# Print command index
#
cmd=`echo $1 | tr [a-z] [A-Z]`
cml="(all levels)"
if test "$2" = 1 
then
   cml=">"
fi
if test "$2" = 2 
then
   cml=">>"
fi
if test "$2" = 3 
then
   cml=">>>"
fi
if test "$2" = 4 
then
   cml=">>>>"
fi
if test "$cmd" = "INDEX" -a "$cml" = "(all levels)"
then
  sed -n "/^> COMMAND INDEX/,/^@@@/p" $help_dir/it2help.txt | more
  echo " "
exit
fi
if test "$cmd" = "UPDATE"
then
  sed -n "/^> VERSION UPDATE/,/^@@@/p" $help_dir/it2help.txt | more
  echo " "
exit
fi
if test "$cmd" = "LOGBOOK"
then
  cat $HOME/itough2/itough2.log
  echo " "
exit
fi
#
# Print manual pages
#
if test $# -lt 1 
then echo " "
     echo "  ==================================================================="
     echo "  IT2HELP --- IT2HELP --- IT2HELP --- IT2HELP --- IT2HELP --- IT2HELP"
     echo "  ==================================================================="
     echo " "
     echo "  Purpose:"
     echo " "
     echo "  Displays iTOUGH2 manual pages online."
     echo " "
     echo "  Syntax:"
     echo " "
     echo "  it2help command [command_level]"
     echo " "
     echo "    command       = iTOUGH2 command" 
     echo "    command_level = integer indicating command level (1, 2, 3, or 4)"
     echo " "
     echo "  Examples:"
     echo " "        
     echo "  1. it2help iteration"
     echo "     Prints manual pages of command ITERATION on all command levels."
     echo " "
     echo "  2. it2help iteration 3"
     echo '     Prints manual page of third-level command >>> ITERATION.'
     echo " "        
     echo "  3. it2help index"
     echo "     Prints the iTOUGH2 command index."
     echo " "        
     echo "  4. it2help update"
     echo "     Prints version update information."
     echo " "
     echo "  5. it2help logbook"
     echo "     Prints iTOUGH2 logbook entries."
     echo " "
     echo "  ==================================================================="
     echo " "
     exit 1
fi
echo " "
echo "======================================================================"
echo "Manual page for iTOUGH2 command: $cml $cmd"
echo "======================================================================"
echo " "
if test "$2" = ""
then
for i in ">" ">>" ">>>" ">>>>"
do
   com="Syntax: "$i" "$cmd
   sed -n "/^$com/,/^@@@/p" $help_dir/it2help.txt  >> help_tmp
done
else
   com="Syntax: "$cml" "$cmd
   sed -n "/^$com/,/^@@@/p" $help_dir/it2help.txt > help_tmp
fi
if test ! -s help_tmp
then
  echo "No manual page found for iTOUGH2 command $cml $cmd"
else
  echo " "
  cat help_tmp | more
fi
rm help_tmp
echo " "