#!/bin/bash

TYPE="$1"
USER="$2"
PASS="$3"

if [ "$USER" = "" -o "$PASS" = "" -o "$TYPE" = "" ]; then
	echo "syntax: $0 user-type login pass" >&2
	exit 1
fi

if [ "$TYPE" != "student" -a "$TYPE" != "teacher" ]; then
	echo "Unknown user type: $TYPE" >&2
	exit 4
fi

TYPE="${TYPE//[\/]/}"
USER="${USER//[\/]/}"
PASS="${PASS//[\/]/}"

TMPDIR="$(mktemp -d)"

if [ "$TMPDIR" = "" ]; then
	echo "error: cannot create temporary directory" >&2
	exit 2
fi

LDAP_LOGINPASS=($(awk -F '"' '{if ($1 == "masterDN=") {LOGIN=$2} if ($1 == "masterPw=") {PASS=$2}} END {print LOGIN"\t"PASS}' < /etc/smbldap-tools/smbldap_bind.conf))
LDAP_LOGIN="${LDAP_LOGINPASS[0]}"
LDAP_PASS="${LDAP_LOGINPASS[1]}"


if [ "$LDAP_LOGIN" = "" -o "$LDAP_PASS" = "" ]; then
	echo "error: cannot parse ldap login/pass from /etc/smbldap-tools/smbldap_bind.conf" >&2
	exit 3
fi


smbldap-useradd "$USER"
sed -e "s/@USER@/$USER/g" -e "s/@PASS@/$PASS/g" < /usr/local/share/ldap-workarounds/samba-adduser-"$TYPE"-fix-add.ldif > "$TMPDIR"/fix.ldif
ldapmodify -x -D "$LDAP_LOGIN" -w "$LDAP_PASS" -f "$TMPDIR"/fix.ldif -h ldap.ut.mephi.ru
sed -e "s/@USER@/$USER/g" -e "s/@PASS@/$PASS/g" < /usr/local/share/ldap-workarounds/samba-adduser-"$TYPE"-fix-replace.ldif > "$TMPDIR"/fix.ldif
ldapmodify -x -D "$LDAP_LOGIN" -w "$LDAP_PASS" -f "$TMPDIR"/fix.ldif -h ldap.ut.mephi.ru
echo "$PASS" | smbldap-passwd -p "$USER"
#smbpasswd "$USER" -w "$PASS"

rm -f "$TMPDIR"/{,.}* 2>/dev/null
rmdir "$TMPDIR"

exit 0