#!/bin/sh
# InspIRCd Configuration Script
#
# Copyright 2003 The ChatSpike Development Team
# <brain@chatspike.net>
# <Craig@chatspike.net>
#
# $Id$
#
# Some shell code based on the configure script of IRC Services.
# IRC Services is copyright (c) 1996-2002 Andrew Church. 
# E-mail: <achurch@achurch.org>
#
#
########################################

# echo -e "\033[1;37mtest\033[0;37m"

echo "Configuring default values..."
mkdir fdscount
echo "#include <sys/types.h>" >> fdscount/fdcounter.c
echo "#include <sys/socket.h>" >> fdscount/fdcounter.c
echo "main()" >> fdscount/fdcounter.c
echo "{" >> fdscount/fdcounter.c
echo "        int  i;" >> fdscount/fdcounter.c
echo "        int  s;" >> fdscount/fdcounter.c
echo "" >> fdscount/fdcounter.c
echo "        for (i = 1; i <= 10000; i++)" >> fdscount/fdcounter.c
echo "        {" >> fdscount/fdcounter.c
echo "                s = socket(AF_INET, SOCK_STREAM, 0);" >> fdscount/fdcounter.c
echo "                if (s < 0)" >> fdscount/fdcounter.c
echo "                {" >> fdscount/fdcounter.c
echo "                        printf(\"%i\", i + 2);" >> fdscount/fdcounter.c
echo "                  exit(-1);" >> fdscount/fdcounter.c
echo "                }" >> fdscount/fdcounter.c
echo "        }" >> fdscount/fdcounter.c
echo "}" >> fdscount/fdcounter.c

echo "PROGS     = fdcounter" >> fdscount/Makefile
echo "OBJS = fdcounter.o" >> fdscount/Makefile
echo "" >> fdscount/Makefile
echo "CC = gcc" >> fdscount/Makefile
echo "CXXFLAGS = -fPIC -frtti -O" >> fdscount/Makefile
echo "" >> fdscount/Makefile
echo "all : \$(PROGS)" >> fdscount/Makefile
echo "" >> fdscount/Makefile
echo "\$(PROGS): \$(OBJS)" >> fdscount/Makefile
echo "	\$(CXX) -rdynamic \$^ -o \$@" >> fdscount/Makefile
echo "" >> fdscount/Makefile
echo ".PHONY: clean" >> fdscount/Makefile
echo "clean:" >> fdscount/Makefile
echo "	rm -f *.o core" >> fdscount/Makefile

cd fdscount
make
cd ..

ME=`pwd`
PERL=`which perl`
CONFIG_DIR=$ME/conf
MODULE_DIR=$ME/modules
MAX_CLIENT=`fdscount/fdcounter`
NICK_LENGT=32
CHAN_LENGT=64
MAX_CHANNE=20
MAXI_MODES=20

rm -rf fdscount

if [ "$PERL" = "" ] ; then
	echo "You require perl to run this program."
	exit;
fi


OSNAME=`(uname -s) 2>/dev/null`  || OSNAME="unknown"

c=""
n=""
if [ "`eval echo -n 'a'`" = "-n a" ] ; then
        c="\c"
else
        n="-n"
fi

exists () { # because some shells don't have test -e
    if [ -f $1 -o -d $1 -o -p $1 -o -c $1 -o -b $1 ] ; then
	return 0
    else
	return 1
    fi
}

clear
echo -e "'\033[1;33m####\033[0;37m:'\033[1;33m##\033[0;37m::: \033[1;33m##\033[0;37m::'\033[1;33m######\033[0;37m::'\033[1;33m########\033[0;37m::'\033[1;33m####\033[0;37m:'\033[1;33m########\033[0;37m:::'\033[1;33m######\033[0;37m::'\033[1;33m########\033[0;37m::"
echo -e ". \033[1;33m##\033[0;37m:: \033[1;33m###\033[0;37m:: \033[1;33m##\033[0;37m:'\033[1;33m##\033[0;37m... \033[1;33m##\033[0;37m: \033[1;33m##\033[0;37m.... \033[1;33m##\033[0;37m:. \033[1;33m##\033[0;37m:: \033[1;33m##\033[0;37m.... \033[1;33m##\033[0;37m:'\033[1;33m##\033[0;37m... \033[1;33m##\033[0;37m: \033[1;33m##\033[0;37m.... \033[1;33m##\033[0;37m:"
echo -e ": \033[1;33m##\033[0;37m:: \033[1;33m####\033[0;37m: \033[1;33m##\033[0;37m: \033[1;33m##\033[0;37m:::..:: \033[1;33m##\033[0;37m:::: \033[1;33m##\033[0;37m:: \033[1;33m##\033[0;37m:: \033[1;33m##\033[0;37m:::: \033[1;33m##\033[0;37m: \033[1;33m##\033[0;37m:::..:: \033[1;33m##\033[0;37m:::: \033[1;33m##\033[0;37m:"
echo -e ": \033[1;33m##\033[0;37m:: \033[1;33m##\033[0;37m \033[1;33m##\033[0;37m \033[1;33m##\033[0;37m:. \033[1;33m######\033[0;37m:: \033[1;33m########\033[0;37m::: \033[1;33m##\033[0;37m:: \033[1;33m########\033[0;37m:: \033[1;33m##\033[0;37m::::::: \033[1;33m##\033[0;37m:::: \033[1;33m##\033[0;37m:"
echo -e ": \033[1;33m##\033[0;37m:: \033[1;33m##\033[0;37m. \033[1;33m####\033[0;37m::..... \033[1;33m##\033[0;37m: \033[1;33m##\033[0;37m.....:::: \033[1;33m##\033[0;37m:: \033[1;33m##\033[0;37m.. \033[1;33m##\033[0;37m::: \033[1;33m##\033[0;37m::::::: \033[1;33m##\033[0;37m:::: \033[1;33m##\033[0;37m:"
echo -e ": \033[1;33m##\033[0;37m:: \033[1;33m##\033[0;37m:. \033[1;33m###\033[0;37m:'\033[1;33m##\033[0;37m::: \033[1;33m##\033[0;37m: \033[1;33m##\033[0;37m::::::::: \033[1;33m##\033[0;37m:: \033[1;33m##\033[0;37m::. \033[1;33m##\033[0;37m:: \033[1;33m##\033[0;37m::: \033[1;33m##\033[0;37m: \033[1;33m##\033[0;37m:::: \033[1;33m##\033[0;37m:"
echo -e "'\033[1;33m####\033[0;37m: \033[1;33m##\033[0;37m::. \033[1;33m##\033[0;37m:. \033[1;33m######\033[0;37m:: \033[1;33m##\033[0;37m::::::::'\033[1;33m####\033[0;37m: \033[1;33m##\033[0;37m:::. \033[1;33m##\033[0;37m:. \033[1;33m######\033[0;37m:: \033[1;33m########\033[0;37m::"
echo -e "\033[0;37m\033[0;37m....::..::::..:::......:::..:::::::::....::..:::::..:::......:::........:::"
echo ""
echo -e "\033[1;37mWelcome to the InspIRCd Configuration program!"
echo ""
echo "*** If you are unsure of any of these values, leave it blank for    ***"
echo "*** standard settings that will work, and your server will run      ***"
echo "*** using them. If you are running this server as part of a         ***"
echo "*** larger network, you must consult with your network admins       ***"
echo "*** for the proper values to use, or server links will be unstable! ***"
echo -e "\033[0;37m"
echo -e "Press \033[1;37m<RETURN>\033[0;37m to accept the default for any option, or enter"
echo -e "a new value. Please note: You will \033[1;37mHAVE\033[0;37m to read the docs"
echo -e "dir, otherwise you won't have a config file!"
echo ""
echo -e "Your operating system is: \033[1;37m$OSNAME\033[0;37m (`uname -mnr`), fdmax: $MAX_CLIENT"
echo ""

#############################################################################

    ok=0
    asked=1
    echo "In what directory are the configuration files?"
    while [ $ok -eq 0 ] ; do
	echo -e $n "[\033[1;32m$CONFIG_DIR\033[0;37m] -> $c"
	if read INPUT ; then : ; else echo "" ; exit 1 ; fi
	if [ ! "$INPUT" ] ; then
	    INPUT=$CONFIG_DIR
	    default=1
	fi
	if echo "$INPUT" | grep -q \[\'\"\\\] ; then
	    echo 'Please use a pathname without the characters: '\'' " \'
	elif [ ! "$NO_DIR_CHECK" -a ! -d "$INPUT" ] ; then
	    if exists "$INPUT" ; then
		echo "$INPUT exists, but is not a directory!"
	    else
		echo "$INPUT does not exist.  Create it?"
		echo -e $n "[\033[1;32my\033[0;37m] $c"
		read YN
		if [ "$YN" != "n" ] ; then
		    if mkdir -p "$INPUT" ; then
			ok=1
		    fi
		fi
	    fi
	    else
            ok=1
	fi
    done
    CONFIG_DIR=$INPUT
    echo ""


##############################################################################

    ok=0
    asked=1
    echo "In What directory are the modules to be compiled to?"
    while [ $ok -eq 0 ] ; do
        echo -e $n "[\033[1;32m$MODULE_DIR\033[0;37m] -> $c"
        if read INPUT ; then : ; else echo "" ; exit 1 ; fi
        if [ ! "$INPUT" ] ; then
            INPUT=$MODULE_DIR
            default=1
        fi
        if echo "$INPUT" | grep -q \[\'\"\\\] ; then
            echo 'Please use a pathname without the characters: '\'' " \'
        elif [ ! "$NO_DIR_CHECK" -a ! -d "$INPUT" ] ; then
            if exists "$INPUT" ; then
                echo "$INPUT exists, but is not a directory!"
            else
                echo "$INPUT does not exist.  Create it?"
                echo -e $n "[\033[1;32my\033[0;37m] $c"
                read YN
                if [ "$YN" != "n" ] ; then
                    if mkdir -p "$INPUT" ; then
                        ok=1
                    fi
                fi
            fi
            else
            ok=1
        fi
    done
    MODULE_DIR=$INPUT
    echo ""


###############################################################################

  echo -e "Maximum number of clients at any one time (\033[1;32m1-$MAX_CLIENT\033[0;37m)?"
  echo -e $n "[\033[1;32m$MAX_CLIENT\033[0;37m] -> $c"
  read cc
  if [ "$cc" ] ; then 
	if [ "$cc" > "$MAX_CLIENT" ] ; then
		echo -e "Number entered was above the maximum allowed by your OS."
		echo -e "Max clients was set to the highest possible value, \033[1;32m$MAX_CLIENT\033[0;37m"
	else
		MAX_CLIENT=$cc
	fi
  fi
    echo ""

###############################################################################

  echo "What is the Maximum length of nicknames?"
  echo -e $n "[\033[1;32m$NICK_LENGT\033[0;37m] -> $c"
  read cc
  if [ "$cc" ] ; then
     NICK_LENGT=$cc
  fi
    echo ""

###############################################################################

  echo "What is the Maximum length of channel names?"
  echo -e $n "[\033[1;32m$CHAN_LENGT\033[0;37m] -> $c"
  read cc
  if [ "$cc" ] ; then
     CHAN_LENGT=$cc
  fi
    echo ""

###############################################################################

  echo "What is the Maximum Number of channels a user may Join?"
  echo -e $n "[\033[1;32m$MAX_CHANNE\033[0;37m] -> $c"
  read cc
  if [ "$cc" ] ; then
     MAX_CHANNE_LENGT=$cc
  fi
    echo ""

###############################################################################

  echo "What is the Maximum number of mode changes in one line?"
  echo -e $n "[\033[1;32m$MAXI_MODES\033[0;37m] -> $c"
  read cc
  if [ "$cc" ] ; then
     MAXI_MODES=$cc
  fi
    echo ""

###############################################################################


echo -e "\033[1;32mPre-build configuration is complete!\033[0;37m"
echo ""
echo -e "\033[0;37mConfig path:\033[1;32m\t\t\t$CONFIG_DIR"
echo -e "\033[0;37mModule path:\033[1;32m\t\t\t$MODULE_DIR"
echo -e "\033[0;37mMax connections:\033[1;32m\t\t$MAX_CLIENT"
echo -e "\033[0;37mMax User Channels\033[1;32m\t\t$MAX_CHANNE"
echo -e "\033[0;37mMax nickname length:\033[1;32m\t\t$NICK_LENGT"
echo -e "\033[0;37mMax channel length:\033[1;32m\t\t$CHAN_LENGT"
echo -e "\033[0;37mMax mode length:\033[1;32m\t\t$MAXI_MODES"
echo -e "\033[0;37m"
echo "Writing include/inspircd_config.h ..."


echo "/* Auto generated by configure, do not modify! */" >include/inspircd_config.h
echo "" >>include/inspircd_config.h
echo "#define SYSLOG_FACILITY LOG_DAEMON" >>include/inspircd_config.h
echo "#define SYSLOG_LEVEL LOG_NOTICE" >>include/inspircd_config.h
echo "#define CONFIG_FILE \"$CONFIG_DIR/inspircd.conf\"" >>include/inspircd_config.h
echo "#define MOD_PATH \"$MODULE_DIR\"" >>include/inspircd_config.h
echo "#define VERSION \"`sh ./src/version.sh`\"" >>include/inspircd_config.h
echo "#define MAXCLIENTS $MAX_CLIENT" >>include/inspircd_config.h
echo "#define NICKMAX $NICK_LENGT" >>include/inspircd_config.h
echo "#define CHANMAX $CHAN_LENGT" >>include/inspircd_config.h
echo "#define MAXCHANS $MAX_CHANNE" >>include/inspircd_config.h
echo "#define MAXMODES $MAXI_MODES" >>include/inspircd_config.h
echo "#define SYSTEM \"`uname -n -s -r`\"" >>include/inspircd_config.h
echo "#define MAXBUF 514">>include/inspircd_config.h

touch include/inspircd_config.h

echo -e "Writing \033[1;37m$OSNAME\033[0;37m makefile"

cp -f Makefile.$OSNAME Makefile
cp -f src/Makefile.$OSNAME src/Makefile
cp -f src/modules/Makefile.$OSNAME src/modules/Makefile

echo ""
echo "Do you want to compile the IRCd binaries?"
echo -e $n "[\033[1;32my\033[0;37m] $c"
read YN
if [ "$YN" != "n" ] ; then
	echo ""
	echo -e "\033[1;32mCompiling...\033[0;37m"
	echo ""
	cd $ME
	make
	echo ""
        echo "Done!"
        echo ""
else
	echo ""
	echo "Done!"
	echo ""
	echo -e "To build your server with these settings, please type '\033[1;32mmake\033[0;37m' now."
	echo ""
	echo -e "*** \033[1;32mRemember to edit your configuration files!!!\033[0;37m ***"
	echo ""
fi


echo ""
echo "Do you want to run the config file maker?"
echo -e $n "[\033[1;32my\033[0;37m] $c"
read YN
if [ "$YN" != "n" ] ; then
	sh makeconf
fi

echo -e "*** \033[1;32mRemember to edit your configuration files!!!\033[0;37m ***"
echo ""