5 files changed, 421 insertions, 94 deletions

diff --git a/localkannel-dispatch b/localkannel-dispatch
index ac2aae4..f1fcf5f 100755
--- a/localkannel-dispatch
+++ b/localkannel-dispatch
@@ -2,9 +2,20 @@
 
 set -e
 
-exit1()	{
-	echo >&2 "Error: $1"
-	echo >&2 "Exiting..."
+vardir=/var/lib/kannel/hello
+sbindir=/usr/local/sbin
+
+exit0() {
+	[ -n "$1" ] && echo "$1"
+	exit 0
+}
+exit1() {
+	[ -z "$1" ] || echo "Error: $1" || echo "Internal error!"
+	response="${1+Error: $1}${-Internal error!}"
+# FIXME: pass error messages via stderr (not stdout)
+#	echo >&2 "$response"
+	echo "$response"
+	[ -z "$SMS_SMSC$SMS_URL" ] || $sbindir/localsendsms "$to" "$response"
 	exit 1
 }
 
@@ -25,8 +36,8 @@ uriunescape() {
 from=`uriunescape "$1"`; shift
 #to=`uriunescape "$1" | sed -e 's/\+/ /g'`; shift
 to=`uriunescape "$1"`; shift
-#set -- `uriunescape "$@" | sed -e 's/\+/ /g'`
-set -- `uriunescape "$@"`
+set -- `uriunescape "$@" | sed -e 's/\+/ /g'`
+#set -- `uriunescape "$@"`
 app_raw="$1"
 app=`simpleword "$1"`; shift
 
@@ -37,6 +48,11 @@ urldecode=0
 export SMS_PHONE urldecode
 
 case "$SMS_REALM" in
+  test)
+	provider="dummy"
+	mdpath="/home/hearth/public_webdata/hearth/content/sms"
+	export mdpath
+	;;
   hello)
 	provider="local"
 #	provider="coolsms"
@@ -50,10 +66,15 @@ case "$SMS_REALM" in
 	export mdpath
 	;;
   *)
-	exit1 "unknown realm \"$SMS_REALM\""
+	exit1 "unknown realm \"$SMS_REALM\"!"
 	;;
 esac
 case "$provider" in
+  dummy)
+	dummy=1
+	ADMIN_OK=1
+	export ADMIN_OK dummy
+	;;
   local)
 	export SMS_SMSC
 	;;
@@ -79,101 +100,66 @@ case "$provider" in
 	SMS_SMSC="X"
 	SMS_DLR_MASK="7"
 	SMS_DLR_URL="http://helloearth.jones.dk/test.cgi?type=dlr&msgid=XXX&smsid=%I&from=%p&to=%P&time=%t&unixtime=%T&dlr=%d&dlrmsg=%A"
-	export SMS_SMSC SMS_DLR_MASK SMS_DLR_URL
+	SMS_VALIDITY="1"
+	stripprefix="1"
+	export SMS_SMSC SMS_DLR_MASK SMS_DLR_URL SMS_VALIDITY stripprefix
+	;;
+  routo)
+	SMS_SMSC="Y"
+	export SMS_SMSC
 	;;
   *)
-	exit1 "unknown provider \"$provider\""
+	exit1 "unknown provider \"$provider\"!"
 	;;
 esac
 
-# by now sms connection should work, so let sender get errors too
-exit1()	{
-	echo >&2 "Error: $1"
-	/usr/local/sbin/localsendsms "$to" "Error: $1"
-	echo >&2 "Exiting..."
-	exit 1
-}
-
-return1()	{
-	echo >&2 "Error: $1"
-	echo "$1"
-	exit 1
-}
-
-vardir="/var/lib/kannel/hello"
-findobjects() {
-	set -e
-	object="$1"; shift || return1 "Internal error in routine \"findobjects\" (empty object)!"
-	limit="$@"
-	regex="$(echo  "$limit" | perl -ne '/^\/(.+)\/$/ and print $1')"
-	args="$(echo  "$limit" | perl -ne 's/.*?([a-z0-9]+).*?/ $1/g and print')"
-	[ -d "$vardir/$object" ] || return
-	if [ -z "$*" ]; then
-		cd "$vardir/$object" && find * -maxdepth 1 -type d
-	elif [ -n "$regex" ]; then
-		cd "$vardir/$object" && find * -maxdepth 1 -type d -regex "$regex"
-	elif [ -n $args ]; then
-		cd "$vardir/$object" && ls -1d $args
-	else
-		return1 "Internal error in routine \"findobjects\" (illegal limit)!"
-	fi
-}
-addobject() {
-	set -e
-	object="$1"
-	name="$2"
-	oldname="$(findobjects "$object" "$name")" || return1 "$oldname"
-	[ -z "$oldname" ] || return1 "$object \"$name\" already exist."
-	[ -n "$name" ] || return1 "Internal error in routine \"addobject\" (empty name)!"
-	mkdir -p "$vardir/$object/$name"
-	chgrp --reference="$vardir" "$vardir/$object/$name"
-	echo "$name"
-}
-
+if [ -n "$REDIRECT_OK" ]; then
 case "$app" in
   @*)
-	[ -n "$REDIRECT_OK" ] || exit1 "Redirection not permitted here!"
 	to="$(echo "$app" | perl -pe 's/^@//;' -e 's/^([^+])/+45\1/')"
 # TODO: silence errors - or better: bounce those back to original sender
-	/usr/local/sbin/localmarkdown2sms "$to" "$@"
-	;;
-#  !*)
-#	[ -n "$GROUP_OK" ] || exit1 "Redirection to group not permitted here!"
-#	group="$(echo "$app" | perl -pe 's/^!//;')"
-#	for to in $(echo "$group" | perl ...); do
-#		/usr/local/sbin/localmarkdown2sms "$to" "$@"
-#	done
-#	;;
-  /*)
-	[ -n "$ADMIN_OK" ] || exit1 "Administrative commands not permitted here!"
-	cmd="$(echo "$app" | perl -pe 's/^\///;')"
-	case "$cmd" in
-	  add|create)
-		case "$1" in
-		  user|group)
-			object="$1"; shift || exit1 "Internal error while adding object."
-			name="$(addobject "$object" "$@")" || exit1 "Failed adding $object${name+: $name}!"
-			/usr/local/sbin/localsendsms "$to" "$object \"$name\" added."
-			;;
-		  *)
-			exit1 "Cannot add \"$1\" (try \"add user\" or \"add group\" instead)."
-			;;
-		esac
-		;;
-	  status)
-		msg="$(/usr/local/sbin/localshowkannelstatus)"
-		/usr/local/sbin/localsendsms "$to" "$msg"
-		;;
-	  *)
-		exit1 "unknown command \"$cmd\""
-		;;
-	esac
+	$sbindir/localmarkdown2sms "$to" "$@"
+	exit 0
 	;;
-  yb)
-	s="$(links -dump "http://www.yubnub.org/parser/parse?command=$@")"
-	/usr/local/sbin/localsendsms "$to" "$s"
+esac
+fi
+
+if [ -n "$GROUP_OK" ]; then
+case "$app" in
+  !*)
+	group="$(echo "$app" | perl -pe 's/^!//;')"
+	members=$(cd "$vardir/user" && grep -lF "$group" */group | perl -pe "s,/group$,,") || members=
+	[ -n "$members" ] || exit1 "Message redirected for none: no members resolved in group \"$group\"!"
+	for member in $members; do
+		phone=$(head -n 1 "$vardir/user/$member/phone") || nophone="${nophone+$nophone }$member"
+		[ -z "$phone" ] || $sbindir/localmarkdown2sms "$phone" "$@"
+	done
+	[ -n "$members" ] || exit1 "Message redirected for none: no members resolved in group \"$group\"!"
+	membercount=$(echo "$members" | wc --word)
+	[ -z "$nophone" ] || nophonecount=$(echo "$nophone" | wc --word)
+	[ -z "$nophone" ] || exit1 "Message redirected for $membercount members of group \"$group\", but failed for $nophonecount of them (could not resolve phone number)!"
+	exit0 "Message redirected for $membercount members of group \"$group\"."
 	;;
-  *)
-	/usr/local/sbin/localmarkdown2sms "$to" "$app_raw" "$@"
+esac
+fi
+
+case "$app" in
+  /*)
+	candidates=$(cd "$vardir/user" && grep -lF "$to" */phone | perl -pe "s,/phone$,,") || candidates=
+	[ -z "$candidates" ] || $(grep -vqF "$candidates" "$vardir/group/admin/user") || admin=true
+	if [ -n "$ADMIN_OK" ] && [ -n "$admin" ]; then
+		cmd="$(echo "$app" | perl -pe 's/^\///;')"
+		str="$($sbindir/localsmsadmin "$cmd" "$@" 2>&1)" || exit1 "$str"
+		$sbindir/localsendsms "$to" $str
+		exit 0
+	fi
 	;;
 esac
+
+#  yb)
+#	s="$(links -dump "http://www.yubnub.org/parser/parse?command=$@")"
+#	$sbindir/localsendsms "$to" "$s"
+#	exit 0
+#	;;
+
+$sbindir/localmarkdown2sms "$to" "$app_raw" "$@"
diff --git a/localmarkdown2sms b/localmarkdown2sms
index 6843195..cb35ca8 100755
--- a/localmarkdown2sms
+++ b/localmarkdown2sms
@@ -48,6 +48,11 @@ my $sms_msgtag = $ENV{SMS_MSGTAG} || "text";
 my $sms_cp = $ENV{SMS_CP} || "utf8";
 my $sms_concat = $ENV{SMS_CONCAT};
 my $sms_dlr_mask = $ENV{SMS_DLR_MASK};
+my $sms_dlr_url = $ENV{SMS_DLR_URL};
+my $sms_validity = $ENV{SMS_VALIDITY};
+my $sms_req_feat = $ENV{SMS_REQ_FEAT};
+my $sms_binfo = $ENV{SMS_BINFO};
+my $stripprefix = $ENV{stripprefix};
 my $path = $ENV{mdpath};
 
 my (%file, %delay, %reply);
@@ -61,7 +66,8 @@ my ($key) = lc (shift @ARGV);
 
 # strip international prefix
 # (prefix is optional some places and illegal at other places - forgot where)
-$phone =~ s/\+/ /g;
+$phone =~ s/^\+//g if ($stripprefix);
+$sms_phone =~ s/^\+//g if ($stripprefix);
 
 # strip non-word chars from keyword (and use only first chunk of word chars)
 $key =~ s/.*?(\w+).*?/$1/;
@@ -207,6 +213,10 @@ sub sendmsg {
 		$url .= '&smsc=' . uri_escape($sms_smsc) if ($sms_smsc);
 		$url .= '&concat=' . uri_escape($sms_concat) if ($sms_concat);
 		$url .= '&dlr-mask=' . uri_escape($sms_dlr_mask) if ($sms_dlr_mask);
+		$url .= '&dlr-url=' . uri_escape($sms_dlr_url) if ($sms_dlr_url);
+		$url .= '&validity=' . uri_escape($sms_validity) if ($sms_validity);
+		$url .= '&req_feat=' . uri_escape($sms_req_feat) if ($sms_req_feat);
+		$url .= '&binfo=' . uri_escape($sms_binfo) if ($sms_binfo);
 		$url .= '&' . $sms_msgtag . '=' . uri_escape(transliterate($sms_cp, $msg));
 		DEBUG "Sending request: $url";
 		my $response = $ua->request(HTTP::Request->new('GET', $url));
diff --git a/localsendsms b/localsendsms
index ec1468a..0bd22c2 100755
--- a/localsendsms
+++ b/localsendsms
@@ -27,6 +27,10 @@ my $sms_cp = $ENV{SMS_CP} || "utf8";
 my $sms_concat = $ENV{SMS_CONCAT};
 my $sms_dlr_mask = $ENV{SMS_DLR_MASK};
 my $sms_dlr_url = $ENV{SMS_DLR_URL};
+my $sms_validity = $ENV{SMS_VALIDITY};
+my $sms_req_feat = $ENV{SMS_REQ_FEAT};
+my $sms_binfo = $ENV{SMS_BINFO};
+my $stripprefix = $ENV{stripprefix};
 
 # decode data if passed from kannel
 if ($urldecode) {
@@ -36,7 +40,8 @@ my ($phone) = shift @ARGV;
 
 # strip international prefix
 # (prefix is optional some places and illegal at other places - forgot where)
-#$phone =~ s/\+/ /g;
+$phone =~ s/^\+//g if ($stripprefix);
+$sms_phone =~ s/^\+//g if ($stripprefix);
 
 if ($debug) {
 	Log::Log4perl->easy_init($DEBUG);
@@ -77,6 +82,9 @@ sub sendmsg {
 		$url .= '&concat=' . uri_escape($sms_concat) if ($sms_concat);
 		$url .= '&dlr-mask=' . uri_escape($sms_dlr_mask) if ($sms_dlr_mask);
 		$url .= '&dlr-url=' . uri_escape($sms_dlr_url) if ($sms_dlr_url);
+		$url .= '&validity=' . uri_escape($sms_validity) if ($sms_validity);
+		$url .= '&req_feat=' . uri_escape($sms_req_feat) if ($sms_req_feat);
+		$url .= '&binfo=' . uri_escape($sms_binfo) if ($sms_binfo);
 		$url .= '&' . $sms_msgtag . '=' . uri_escape(transliterate($sms_cp, $msg));
 		DEBUG "Sending request: $url";
 		my $response = $ua->request(HTTP::Request->new('GET', $url));
diff --git a/localshowkannelsms b/localshowkannelsms
index 437b72b..46c04bd 100755
--- a/localshowkannelsms
+++ b/localshowkannelsms
@@ -17,6 +17,6 @@ lslogfiles() {
 }
 
 #lslogfiles | xargs zcat -f | perl -ne '/^(\S+ +\S+) .*Starting to service <(.*)> from <.*> to <\+4530959593>$/ and print "$1 $2\n"; /^\S+ (\S+) .*sendsms sender:<\S+:\+4530959593> .*msg:<(.*?)>?$/ and print "           $1 $2\n"; /^(...................)(?<!\d\d\d\d\-\d\d\-\d\d \d\d:\d\d:\d\d)(.*?)>?$/ and print "                    $1$2\n"'
-lslogfiles | xargs zcat -f | perl -ne '/^(\S+ +\S+) .*Starting to service <(.*)> from <.*> to <\+4530640636>$/ and print "$1 $2\n"; /^\S+ (\S+) .*sendsms sender:<\S+:\+4530959593> .*msg:<(.*?)>?$/ and print "           $1 $2\n"; /^(...................)(?<!\d\d\d\d\-\d\d\-\d\d \d\d:\d\d:\d\d)(.*?)>?$/ and print "                    $1$2\n"'
+lslogfiles | xargs zcat -f | perl -ne '/^(\S+ +\S+) .*Starting to service <(.*)> from <.*> to / and print "$1 $2\n"; /^\S+ (\S+) .*sendsms sender:<\S+:.*msg:<(.*?)>?$/ and print "           $1 $2\n"; /^(...................)(?<!\d\d\d\d\-\d\d\-\d\d \d\d:\d\d:\d\d)(.*?)>?$/ and print "                    $1$2\n"'
 
 exit 0
diff --git a/localsmsadmin b/localsmsadmin
new file mode 100755
index 0000000..054db55
--- /dev/null
+++ b/localsmsadmin
@@ -0,0 +1,323 @@
+#!/bin/sh
+
+set -e
+
+# make data writable both from kannel and designated shell accounts
+umask 0007
+
+vardir=/var/lib/kannel/hello
+sbindir=/usr/local/sbin
+
+exit0() {
+	[ -n "$1" ] && echo "$1"
+	exit 0
+}
+exit1() {
+	[ -z "$1" ] || echo "Error: $1" || echo "Internal error!"
+	response="${1+Error: $1}${-Internal error!}"
+# FIXME: pass error messages via stderr (not stdout)
+#	echo >&2 "$response"
+	echo "$response"
+	exit 1
+}
+
+findobjects() {
+	set -e
+	type="$1"; [ -n "$type" ] || return1 "Internal error (findobjects: empty type)!"; shift
+	limit="$@"
+	regex="$(echo  "$limit" | perl -ne '/^\/(.+)\/$/ and print $1')"
+	args="$(echo  "$limit" | perl -ne 's/.*?([a-z0-9]+).*?/ $1/g and print')"
+	[ -d "$vardir/$type" ] || exit0
+	if [ -z "$*" ]; then
+		cd "$vardir/$type" && find -mindepth 1 -maxdepth 1 -type d -printf '%f\n'
+	elif [ -n "$regex" ]; then
+		cd "$vardir/$type" && find -mindepth 1 -maxdepth 1 -type d -regex "$regex"
+	elif [ -n $args ]; then
+		args_multiline="$(echo "$args" | perl -pe 's/[[:space:]]+/\n/g')"
+		cd "$vardir/$type" && ! find -mindepth 1 -maxdepth 1 -type d -printf '%f\n' \
+			| grep -Fx "$args_multiline" || true
+	else
+		exit1 "Internal error (findobjects: illegal limit)!"
+	fi
+}
+finditems() {
+	set -e
+	type="$1"; [ -n "$type" ] || exit1 "Internal error (finditems: empty type)!"; shift
+	name="$1"; [ -n "$name" ] || exit1 "Internal error (finditems: empty name)!"; shift
+	limit="$@"
+	regex="$(echo  "$limit" | perl -ne '/^\/(.+)\/$/ and print $1')"
+	args="$(echo  "$limit" | perl -ne 's/.*?([a-z0-9]+).*?/ $1/g and print')"
+	dir="$type/$name"
+	[ -d "$vardir/$dir" ] || exit0
+	if [ -z "$*" ]; then
+		cd "$vardir/$dir" && find -mindepth 1 -maxdepth 1 -type f -printf '%f\n'
+	elif [ -n "$regex" ]; then
+		cd "$vardir/$dir" && find -mindepth 1 -maxdepth 1 -type f -regex "$regex"
+	elif [ -n $args ]; then
+		args_multiline="$(echo "$args" | perl -pe 's/[[:space:]]+/\n/g')"
+		cd "$vardir/$dir" && ! find -mindepth 1 -maxdepth 1 -type f -printf '%f\n' \
+			| grep -Fx "$args_multiline" || true
+	else
+		exit1 "Internal error (finditems: illegal limit)!"
+	fi
+}
+getitem() {
+	set -e
+	type="$1"; [ -n "$type" ] || exit1 "Internal error (getitem: empty type)!"; shift
+	name="$1"; [ -n "$name" ] || exit1 "Internal error (getitem: empty name)!"; shift
+	item="$1"; [ -n "$item" ] || exit1 "Internal error (getitem: empty item)!"; shift
+	file="$type/$name/$item"
+	[ ! -s "$vardir/$file" ] || cat "$vardir/$file"
+}
+additem() {
+	set -e
+	type="$1"; [ -n "$type" ] || exit1 "Internal error (additem: empty type)!"; shift
+	name="$1"; [ -n "$name" ] || exit1 "Internal error (additem: empty name)!"; shift
+	item="$1"; [ -n "$item" ] || exit1 "Internal error (additem: empty item)!"; shift
+	data="$*"; [ -n "$data" ] || exit1 "Internal error (additem: empty data)!"; shift
+	data="$(echo "$data" | perl -0 -pe 's/\s+/ /g; s/^\s+//; s/\s+$//')"
+	truename="$(findobjects "$type" "$name")" || exit1 "$truename"
+	[ -n "$truename" ] || exit1 "No $type named \"$name\"!"
+	file="$type/$truename/$item"
+#	[ ! -s "$vardir/$file" ] || linecount="$(grep -c . "$vardir/$file")"
+#	echo "$data" >> "$vardir/$file"
+#	chgrp --reference="$vardir" "$vardir/$file"
+#	echo "$data${linecount+ (on top of $linecount other values)}"
+	[ ! -s "$vardir/$file" ] || linecount="$(grep -c . "$vardir/$file")"
+	echo "$data" > "$vardir/$file"
+#	chgrp --reference="$vardir" "$vardir/$file"
+	echo "$data"
+}
+addobject() {
+	set -e
+	type="$1"; [ -n "$type" ] || exit1 "Internal error (addobject: empty type)!"; shift
+	name="$1"; [ -n "$name" ] || exit1 "Internal error (addobject: empty name)!"; shift
+	fallback="$1"; [ -n "$fallback" ] || exit1 "Internal error (addobject: empty fallback)!"; shift
+	[ -z "$*" ] || exit1 "Internal error (addobject: too many options)!"
+	case "$fallback" in
+		keep|replace|fail) :;;
+		*) exit1 "Internal error (addobject: unknown fallback)!";;
+	esac
+
+#	if [ -e "$vardir/$type/$name" ]; then
+	oldname="$(findobjects "$type" "$name")" || exit1 "$oldname"
+	if [ -n "$oldname" ]; then
+		case "$fallback" in
+		  keep)
+			action="kept"
+			;;
+		  replace)
+			delopbject "$type" "$oldname"
+			;;
+# TODO		  rename)
+# TODO			renameopbject "$type" "$oldname"
+# TODO			;;
+		  fail)
+			exit1 "Adding $type failed ($name already exists)!"
+			;;
+		esac
+	else
+		mkdir -p "$vardir/$type/$name"
+#		chgrp -R --reference="$vardir" "$vardir/$type"
+	fi
+}
+
+cmd="$1"; shift
+case "$cmd" in
+  add|create)
+	type="$1"; [ -n "$type" ] || exit1 "Internal error (empty type)!"; shift
+	name="$1"; [ -n "$name" ] || exit1 "Internal error (empty name)!"; shift
+	oldname="$(findobjects "$type" "$name")" || exit1 "$oldname"
+
+	case "$type" in
+	  default)
+		case "$name" in
+		    session|prefix)
+			item="$name"
+			data="$1"
+			;;
+		    *)
+			exit1 "unknown default \"$1\""
+			;;
+		esac
+		str=$(addobject "$type" "$name" keep) || exit1 "$str"
+		str=$(additem "$type" "$name" "$item" "$data") || exit1 "$str"
+		response="Added $type $name $data"
+		;;
+	  user)
+		session="$(getitem "default" "session" "session")" || exit1 "Internal error: $session"
+		[ -z "$session" ] || session_group="$(getitem "session" "$session" "group")" || exit1 "Internal error: $session_group"
+		plural=
+		for chunk in $@; do
+			case $chunk in
+			  +[[:digit:]]*)
+				[ -z "$phone" ] || exit1 "Too many phone numbers (use only a single number, e.g. 40843136 or +4540843136)!"
+				phone="$chunk"
+				;;
+			  [[:digit:]][[:digit:]][[:digit:]][[:digit:]]*)
+				[ -z "$phone" ] || exit1 "Too many phone numbers (use only a single number, e.g. 40843136 or +4540843136)!"
+				[ -z "$session" ] || prefix="$(getitem "session" "$session" "prefix")" || exit1 "Internal error: $prefix"
+				[ -n "$prefix" ] || exit1 "Missing prefix (use international phone numbering, e.g. +4540843136${session+, or add default prefix to session $session})!"
+				# TODO: optionally validate $phone_min and $phone_max
+				phone="$prefix$chunk"
+				;;
+			  [[:alpha:]][[:alnum:]]*)
+				[ -z "$groups" ] || plural=true
+				groups="${groups+$groups }$chunk"
+				;;
+			  *)
+				exit1 "Internal error (unknown user item \"$1\")!"
+				;;
+			esac
+		done
+		response="Added $type $name"
+		fallback=fail
+		if [ -z "$oldname" ]; then
+			[ -n "$phone" ] || exit1 "Missing phone number (required)!"
+		else
+			[ -n "$phone$groups" ] || exit1 "No items to update (include one or more of phone number and groups)!"
+			fallback=keep
+			response="Updated $type $name"
+		fi
+		str=$(addobject "$type" "$name" "$fallback") || exit1 "$str"
+		[ -z "$phone" ] || dummy="$(additem "$type" "$name" "phone" "$phone")"
+# TODO: distinguish session group from included ones (i.e. mention explicitly if added)
+		[ -z "$session_group" ] || groups="$session_group $groups"
+		for group in $groups; do
+# TODO: strip existing, duplicate and session groups, and mention stripping in response
+			dummy="$(additem "$type" "$name" "group" "$group")"
+		done
+		if [ -n "$phone" ]; then
+			if [ -n "$groups" ]; then
+				response="$response with phone $phone and group${plural+s} $groups"
+			else
+				response="$response with phone $phone"
+			fi
+		elif [ -n "$groups" ]; then
+			response="$response with group${plural+s} $groups"
+		fi
+		;;
+	  group)
+		for chunk in $@; do
+			case $chunk in
+			  [[:alpha:]][[:alnum:]]*)
+				[ -z "$session" ] || exit1 "Too many sessions (a group can be only in a single session)!"
+				session="$chunk"
+				;;
+			  *)
+				exit1 "Internal error (unknown group item \"$1\")!"
+				;;
+			esac
+		done
+		response="Added $type $name"
+		fallback=fail
+		if [ -n "$oldname" ]; then
+			[ -n "$session" ] || exit1 "Group already exists (and no session name to update was included)!"
+			fallback=keep
+			response="Updated $type $name"
+		fi
+		str=$(addobject "$type" "$name" "$fallback") || exit1 "$str"
+		[ -z "$session" ] || dummy="$(additem "$type" "$name" "session" "$session")"
+		[ -z "$session" ] || response="$response with session $session"
+		;;
+	  session)
+		for chunk in $@; do
+			case $chunk in
+			  +[[:digit:]]*)
+				[ -z "$prefix" ] || exit1 "Too many country prefixes (use only one, e.g. +45)!"
+				prefix="$chunk"
+				;;
+			  [[:alpha:]][[:alnum:]]*)
+				[ -z "$group" ] || exit1 "Too many default groups (use only one)!"
+# FIXME: fail if group does not exist
+				group="$chunk"
+				;;
+			  *)
+				exit1 "Internal error (unknown session item \"$1\")!"
+				;;
+			esac
+		done
+# TODO: distinguish default prefix from included one (i.e. mention explicitly if added)
+		[ -n "$prefix" ] || prefix="$(getitem "default" "prefix" "prefix")" || exit1 "Internal error: $prefix"
+		response="Added $type $name"
+		fallback=fail
+		if [ -n "$oldname" ]; then
+			[ -n "$prefix$group" ] || exit1 "Session already exists (and no default group or country prefix to add/update was included)!"
+			fallback=keep
+			response="Updated $type $name"
+		fi
+		str=$(addobject "$type" "$name" "$fallback") || exit1 "$str"
+		[ -z "$prefix" ] || dummy="$(additem "$type" "$name" "prefix" "$prefix")"
+		[ -z "$group" ] || dummy="$(additem "$type" "$name" "group" "$group")"
+		if [ -n "$prefix" ]; then
+			if [ -n "$group" ]; then
+				response="$response with default country prefix $prefix and default group $group"
+			else
+				response="$response with default country prefix $prefix"
+			fi
+		elif [ -n "$group" ]; then
+			response="$response with default group $group"
+		fi
+		;;
+	  *)
+		exit1 "Cannot add \"$1\" (try \"/help\" to see supported commands)!"
+		;;
+	esac
+	exit0 "$response"
+	;;
+  del|delete|remove)
+	case "$1" in
+	  default|user|group|session)
+		type="$1"; shift
+		name="$1"; [ -n "$name" ] || exit1 "Internal error (empty name)!"; shift
+		[ -z "$*" ] || exit1 "Internal error (too many options)!"
+		oldname="$(findobjects "$type" "$name")" || exit1 "Internal error${oldname+: $oldname}"
+		[ -n "$oldname" ] || exit1 "No $type named \"$name\"!"
+		items="$(finditems "$type" "$name")" || exit1 "Internal error${items+: $items}"
+# TODO: find user by phone number
+		for item in $items; do
+			rm "$vardir/$type/$name/$item" || exit1 "Internal error during $type $name item removal!"
+		done
+# FIXME: remove items of other objects referencing this object
+		rmdir "$vardir/$type/$name" || exit1 "Internal error during $type $name object removal!"
+		exit0 "Deleted $type: $name."
+		;;
+	  *)
+		exit1 "Cannot delete \"$1\" (try \"/help\" to see supported commands)!"
+		;;
+	esac
+	;;
+  list|show|view)
+	case "$1" in
+	  default|user|group|session)
+		type="$1"; shift
+		response="$(listobject "$type" "$@")" || exit1 "Failed listing $type${response+: $response}"
+		exit0 "Listing $type: $response."
+		;;
+	  *)
+		exit1 "Cannot list \"$1\" (try \"/help\" to see supported commands)!"
+		;;
+	esac
+	;;
+  help)
+	cat <<EOF
+Admin commands:
+/add user NICK [+PREFIX]NUMBER [GROUP ...]
+/add group GROUP [USER ...]
+/add session SESSION [PREFIX] [GROUP]
+/add default prefix|session VALUE
+/del user NICK|NUMBER
+/del group GROUP
+/del session SESSION
+/del default prefix|session
+EOF
+	exit 0
+	;;
+  status)
+	response="$($sbindir/localshowkannelstatus)"
+	exit0 "$response"
+	;;
+  *)
+	exit1 "unknown command \"$cmd\"!"
+	;;
+esac