#!/bin/sh
#
# Configuration script for Services.
#
# Anope (c) 2003 Anope team
# Contact us at dev@anope.org
#
# This program is free but copyrighted software; see the file COPYING for
# details.
#
# Based on the original code of Epona by PegSoft.
# Based on the original code of Services by Andy Church.
#
###########################################################################

echo2 () {
    $ECHO2 "$*$ECHO2SUF"    # these are defined later
}

ECHO2SUF=''
if [ "`echo -n a ; echo -n b`" = "ab" ] ; then
	ECHO2='echo -n'
elif [ "`echo 'a\c' ; echo 'b\c'`" = "ab" ] ; then
        ECHO2='echo' ; ECHO2SUF='\c'
elif [ "`printf 'a' 2>&1 ; printf 'b' 2>&1`" = "ab" ] ; then
        ECHO2='printf "%s"'
else
        # oh well...
        ECHO2='echo'
fi
export ECHO2 ECHO2SUF

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
}

###########################################################################
# Init values
###########################################################################

BINDEST=$HOME/services
DATDEST=$HOME/services
RUNGROUP=
UMASK=
IRCTYPE="no default"
ENCRYPTION=

###########################################################################
# Load the cache
###########################################################################
if [ -f config.cache -a -r config.cache -a ! "$IGNORE_CACHE" ] ; then
cat <<EOT
	Using defaults from config.cache. To ignore, rm config.cache
EOT
. config.cache
fi		

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

echo ""
echo "-========================= A N O P E ==========================-"
echo "For more detailed information on the features of Anope1.7 please"
echo "read the self-named documentation found on the 'docs' directory."
echo ""

echo "Anope is a set of IRC Service expanded upon Lara's Epona, based"
echo "on Andy Church's IRC Services. For all your Anope needs please"
echo "visit our portal at http://www.anope.org/"
echo ""

echo "Please read the INSTALL file for install/upgrade instructions."
echo "Reading the FAQ and README files would be a good idea too. (all"
echo "documentation is located on directory 'docs')."
echo "-==============================================================-"
echo ""
echo "Beginning Services configuration."
echo ""

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

# Ask the user anything we need to know ahead of time.

export ok INPUT

####

ok=0
echo "Note: press Return for the default, or enter a new value."
echo "In what directory do you want the binaries to be installed?"
while [ $ok -eq 0 ] ; do
	echo2 "[$BINDEST] "
	if read INPUT ; then : ; else echo "" ; exit 1 ; fi
	if [ ! "$INPUT" ] ; then
		INPUT=$BINDEST
	fi
	if [ ! -d "$INPUT" ] ; then
		if exists "$INPUT" ; then
			echo "$INPUT exists, but is not a directory!"
		else
			echo "$INPUT does not exist.  Create it?"
			echo2 "[y] "
			read YN
			if [ "$YN" != "n" ] ; then
				if mkdir -p $INPUT ; then
					ok=1
				fi
			fi
		fi
	elif exists "$INPUT/include/services.h" ; then
		echo "You cannot use the Services source directory as a target directory."
	else
		ok=1
	fi
done
BINDEST=$INPUT
DATDEST=$INPUT
echo ""


####

ok=0
echo "Where do you want the data files to be installed?"
while [ $ok -eq 0 ] ; do
        echo2 "[$DATDEST] "
        if read INPUT ; then : ; else echo "" ; exit 1 ; fi
        if [ ! "$INPUT" ] ; then
                INPUT=$DATDEST
        fi
        if [ ! -d "$INPUT" ] ; then
                if exists "$INPUT" ; then
                        echo "$INPUT exists, but is not a directory!"
                else
                        echo "$INPUT does not exist.  Create it?"
                        echo2 "[y] "
                        read YN
                        if [ "$YN" != "n" ] ; then
                                if mkdir -p $INPUT ; then
                                        ok=1
                                fi
                        fi
                fi
        elif exists "$INPUT/include/services.h" ; then
                echo "You cannot use the Services source directory as a target directory."
        else
                ok=1
        fi
done
DATDEST=$INPUT
echo ""

####


OLD_RUNGROUP="$RUNGROUP"
if [ "$RUNGROUP" ] ; then
  echo "Which group should all Services data files be owned by?  (If Services"
  echo "should not force files to be owned by a particular group, type "\"none\"
  echo "(without the quotes) and press Return.)"
else
  echo "Which group should all Services data files be owned by?  (If Services"
  echo "should not force files to be owned by a particular group, just press"
  echo "Return.)"
fi
echo2 "[$RUNGROUP] "
if read INPUT ; then : ; else echo "" ; exit 1 ; fi
if [ "$INPUT" ] ; then
        if [ "$INPUT" = "none" ] ; then
                RUNGROUP=""
        else
                RUNGROUP="$INPUT"
        fi
fi
echo ""

####

if [ ! "$UMASK" -o "$RUNGROUP" != "$OLD_RUNGROUP" ] ; then
        if [ "$RUNGROUP" ] ; then
                UMASK=007
        else
                UMASK=077
        fi
fi

ok=0
echo "What should the default umask for data files be (in octal)?"
echo "(077 = only accessible by owner; 007 = accessible by owner and group)"
while [ $ok -eq 0 ] ; do
        echo2 "[$UMASK] "
        if read INPUT ; then : ; else echo "" ; exit 1 ; fi
        if [ ! "$INPUT" ] ; then
                INPUT=$UMASK
        fi
        if [ `echo "$INPUT" | grep -c '[^0-7]'` -gt 0 ] ; then
                echo "$UMASK is not a valid octal number!"
        else
                if [ "`echo $INPUT | cut -c1`" != "0" ] ; then
                        INPUT=0$INPUT
                fi
                ok=1
        fi
done
UMASK=$INPUT
echo ""

####

ok=0
echo "Select the closest to the type of server on your IRC network:"
echo "    1) DreamForge 4.6.7   [dated IRCd, upgrade to a current one]"
echo "    2) Bahamut 1.4.27     [or later]"
echo "    3) UnrealIRCd 3.1.1   [or later]"
echo "    4) UltimateIRCd 2.8.2 [or later]"
echo "    5) UltimateIRCd 3.0.0 [alpha26 or later]"
echo "    6) Hybrid IRCd 7.0    [experimental]"
echo "    7) ViagraIRCd 1.3.x   [or later]"
echo "    8) PTlink 6.15.0      [experimental]"
echo "    9) RageIRCd 2.0       [beta-3 or later]"

while [ $ok -eq 0 ] ; do
        echo2 "[$IRCTYPE] "
        if read INPUT ; then : ; else echo "" ; exit 1 ; fi
        if [ ! "$INPUT" ] ; then
                INPUT=$IRCTYPE
        fi
        case $INPUT in
                no\ default)
                        echo "You must specify your IRC server type in order for Services to function"
                        echo "correctly."
                        ;;
                1)
			IRCTYPE_DEF="IRC_DREAMFORGE"
			ok=1;
			;;
		2)
			IRCTYPE_DEF="IRC_BAHAMUT"
			ok=1;
			;;
		3) 
			IRCTYPE_DEF="IRC_UNREAL"
			ok=1;
			;;
		4)
			IRCTYPE_DEF="IRC_ULTIMATE"
			ok=1;
			;;
		5)
			IRCTYPE_DEF="IRC_ULTIMATE3"
			ok=1;
			;;
		6)
			IRCTYPE_DEF="IRC_HYBRID"
			ok=1;
			;;
		7)
			IRCTYPE_DEF="IRC_VIAGRA"
			ok=1;
			;;
		8)
			IRCTYPE_DEF="IRC_PTLINK"
			ok=1;
			;;
		9)
			IRCTYPE_DEF="IRC_RAGE2"
			ok=1;
			;;

                *)
                        echo "Please enter a valid option number."
                        ;;
        esac
done
IRCTYPE=$INPUT
echo ""

####

if [ "$ENCRYPTION" = "ENCRYPT_MD5" ] ; then
        DEF=yes
else
        DEF=no
fi

ok=0
echo "Do you want to use the MD5 message-digest algorithm to encrypt passwords?"
echo "(Selecting "\"yes\"" protects your passwords from being stolen if someone"
echo "gains access to the Services databases, but makes it impossible to recover"
echo "forgotten passwords. There is no way to reverse this operation, so make"
echo "sure you really want to enable it.)"
while [ $ok -eq 0 ] ; do
        echo2 "[$DEF] "
        if read INPUT ; then : ; else echo "" ; exit 1 ; fi
        if [ ! "$INPUT" ] ; then
                INPUT=$DEF
        fi
        case $INPUT in
                n*|N*)
                        ENCRYPTION=
                        ok=1
                        ;;
                y*|Y*)
                        ENCRYPTION=ENCRYPT_MD5
                        ok=1
                        ;;
                *)
                        echo "Please enter 'yes' or 'no'."
                        ;;
        esac
done
echo ""

####


################################################################################
# Store values
################################################################################
echo2 "Saving configuration results in config.cache... "

cat <<EOT >config.cache
BINDEST="$BINDEST"
DATDEST="$DATDEST"
RUNGROUP="$RUNGROUP"
UMASK=$UMASK
IRCTYPE=$IRCTYPE
IRCTYPE_DEF="$IRCTYPE_DEF"
ENCRYPTION="$ENCRYPTION"
EOT
echo "done."


################################################################################
# Build the configure string
################################################################################

WITH_BIN=""
WITH_DATA=""
WITH_ENC=""
WITH_IRCD=""
WITH_RUN=""
WITH_PERM=""

if [ "$BINDEST" != "" ] ; then 
    WITH_BIN=" --with-bindir=$BINDEST"
    WITH_DATA=" --with-datadir=$DATDEST"
fi

if [ "$DATDEST" != "" ] ; then
    WITH_DATA=" --with-datadir=$DATDEST"
fi

if [ "$ENCRYPTION" != "" ] ; then
    WITH_ENC=" --with-encryption"
fi

if [ "$IRCTYPE_DEF" != "" ] ; then
    WITH_IRCD=" --with-ircd=$IRCTYPE_DEF"
fi

if [ "$RUNGROUP" != "" ] ; then
    WITH_RUN="  --with-rungroup=$RUNGROUP"
fi

if [ "$UMASK" != "" ] ; then
    WITH_PERM=" --with-permissions=$UMASK"
fi

./configure $WITH_BIN $WITH_DATA $WITH_ENC $WITH_IRCD $WITH_RUN $WITH_PERM