+
+# by jelly, Sun, 20 Mar 2005 20:12:19 +0100
+cp_echo () {
+ [ "$CP_SCRIPT_DEBUG" ] && set -vx
+ if [ "x$1" = "x-mailonly" -o "x$1" = "x-m" ]; then
+ shift
+ else
+ echo "$*"
+ fi
+ CP_NOTICE="$CP_NOTICE$1"
+ if [ `echo -n "$*" | wc -l` -eq 0 ]; then
+ CP_NOTICE="$CP_NOTICE
+"
+ fi
+}
+
+# by jelly, Sun, 20 Mar 2005 20:12:19 +0100
+cp_mail () {
+ [ "$CP_SCRIPT_DEBUG" ] && set -vx
+ local pkg version quiet
+ if [ "x$1" = "x-q" ]; then
+ quiet=1
+ shift
+ fi
+ [ -n "$1" ] && pkg="$1" # barf if no package
+ [ -n "$2" ] && version=" $2" || true
+ if [ "$(echo $CP_NOTICE|wc -w)" -gt 0 ]; then
+ [ -n "$quiet" ] || echo "Mailing upgrade output to root."
+ CP_NOTICE="From: $pkg postinst script <root>
+To: root
+Subject: $pkg$version package install log
+Date: $(/bin/date +'%a, %d %b %Y %H:%M:%S %z')
+
+Hello!
+
+The $pkg package has been successfully installed on your computer.
+For your convenience, a partial output of the last $pkg installation
+is included below.
+
+----------
+${CP_NOTICE}----------"
+
+ echo "$CP_NOTICE" | /usr/sbin/sendmail -t &
+ sleep 1
+ fi
+}
+
+# by ddzeko, Mon, 21 Mar 2005 11:31:59 +0100
+cp_mv () {
+ [ "$CP_SCRIPT_DEBUG" ] && set -vx
+ local new old
+ if [ -z "$2" ]; then
+ return 1
+ fi
+ new="$1"
+ old="$2"
+ if [ -e "$old" ]; then
+ chown --reference "$old" "$new"
+ chmod --reference "$old" "$new"
+ fi
+ mv "$new" "$old"
+}
+# by ddzeko, Mon, 21 Mar 2005 13:35:42 +0100
+cp_yes_no () {
+ [ "$CP_SCRIPT_DEBUG" ] && set -vx
+ local prompt answer
+ prompt="$1"
+ [ "$prompt" ] || prompt="Are you sure?"
+ RET=""
+
+ # check to prevent user from using this when debconf is active
+ # (it would break communication with its backend - uses stdin/out)
+ if [ "$DEBCONF_REDIR" ]; then
+ echo "cp_yes_no: debconf redirection detected" >&2
+ return 1
+ fi
+
+ echo -n "$prompt (y)es/(n)o: "
+ read answer
+ case "$answer" in
+ y*)
+ echo
+ RET=y
+ ;;
+ n*)
+ echo
+ RET=n
+ ;;
+ *)
+ echo
+ echo "Please read the message and choose y or n"
+ cp_yes_no
+ ;;
+ esac
+}
+
+# by ddzeko, Tue, 29 Mar 2005 17:37:52 +0200
+#
+# db_get seems to return error messages if the requested variable
+# is not found - we do not find that desirable, and checking $? with
+# set -e turned on seems to be a bit of a problem
+# --> that's why we wrap the db_get call to return unset RET variable
+# instead of some gibberish error message that our script does
+# not expect
+cp_db_get() {
+ local var
+ var="$1"
+
+ # check to prevent user from using this before activating debconf
+ # confmodule needs to be loaded before accessing db_* functions
+ if [ -z "$DEBCONF_REDIR" ]; then
+ echo "cp_db_get: debconf not activated!" >&2
+ return 1
+ fi
+
+ if ! db_get "$var"; then
+ case "$RET" in
+ *doesn\'t\ exist)
+ RET=""
+ ;;
+ [0-9][0-9]\ ?*) # other errors
+ RET=""
+ ;;
+ esac
+ fi
+}
+
+# by ico, Wed, 20 Apr 2005 21:09:54 +0200
+cp_get_ldap_suffix() {
+ local echo_return
+ echo_return="$CP_ECHO_RETURN" # since we're making our own calls
+ # in our own way we need to set CP_ECHO_RETURN the way we want it
+ # but preserving initial state so it could be used afterwards
+ CP_ECHO_RETURN=""
+
+ [ "$CP_SCRIPT_DEBUG" ] && set -vx
+
+ if [ ! -f /etc/ldap/slapd.conf ]; then
+ echo "cp_get_ldap_suffix: /etc/ldap/slapd.conf: No such file" >&2
+ return 1
+ fi
+
+ RET="`awk '/^suffix/ { exit }
+ END { gsub(/"/, "", $2); print $2 }' \
+ < /etc/ldap/slapd.conf`"
+
+ [ -z "$RET" ] && echo "cp_get_ldap_suffix: No LDAP suffix in /etc/ldap/slapd.conf" >&2
+ [ -z "$echo_return" ] || echo $RET
+ CP_ECHO_RETURN="$echo_return"
+}
+
+# by ico, Wed, 20 Apr 2005 21:09:54 +0200
+cp_get_ldap_realm() {
+ local echo_return suffix
+ echo_return="$CP_ECHO_RETURN" # since we're making our own calls
+ # in our own way we need to set CP_ECHO_RETURN the way we want it
+ # but preserving initial state so it could be used afterwards
+ CP_ECHO_RETURN=""
+
+ [ "$CP_SCRIPT_DEBUG" ] && set -vx
+
+ if [ ! -f /etc/ldap/slapd.conf ]; then
+ echo "cp_get_ldap_realm: /etc/ldap/slapd.conf: No such file" >&2
+ return 1
+ fi
+
+ cp_get_ldap_suffix || true
+ suffix="$RET"
+
+ RET="`echo $suffix | awk -F, '{print $1}' | awk -F= '{print $2}'`"
+
+ [ -z "$RET" ] && echo "cp_get_ldap_realm: No LDAP REALM in /etc/ldap/slapd.conf" >&2
+ [ -z "$echo_return" ] || echo $RET
+ CP_ECHO_RETURN="$echo_return"
+}