#!/bin/sh

systempass="your_system_password" # the userPassword of dn: system-leave
systemleave="system-leave" # e.g. ou=System,o=company
accountleave="account-leave" # e.g. ou=Tokelau,o=company


ldappersonaldirs=`ldapsearch -x -w $systempass -D "$systemleave" -b "$accountleave" "(accountStatus=active)" mailMessageStore | grep "^[^#]" | grep mailMessageStore | awk '{ print $2 }'`
ldapshareddirs=`ldapsearch -x -w $systempass -D "$systemleave" -b "$accountleave" "(accountStatus=shared)" mailMessageStore | grep "^[^#]" | grep mailMessageStore | awk '{ print $2 }'`

# create personal mailfolders

for ldappersonaldir in $ldappersonaldirs
do
	if [ ! -d $ldappersonaldir ]
	then
		mkdir -p `dirname $ldappersonaldir`
		maildirmake $ldappersonaldir
	fi
done

for ldapshareddir in $ldapshareddirs
do
	ldapsharedmaildir=`dirname $ldapshareddir | sed 's/\/shared\//\/shared\.maildirs\//g'`
	shared_dn=`ldapsearch -x -w $systempass -D "$systemleave" -b "$accountleave" "(mailMessageStore=$ldapshareddir)" uid | grep "^[^#]" | grep "^dn:" | sed 's/^dn: //g'`
	shared_uid=`ldapsearch -x -w $systempass -D "$systemleave" -b "$accountleave" "(mailMessageStore=$ldapshareddir)" uid | grep "^[^#]" | grep "^uid:" | sed 's/^uid: //g'`
	shared_boxes=`ldapsearch -x -w $systempass -D "$systemleave" -b "$accountleave" "(mailMessageStore=$ldapshareddir)" postOfficeBox | grep "^[^#]" | grep "^postOfficeBox:" | sed 's/^postOfficeBox: //g'`
	shared_cn=`ldapsearch -x -w $systempass -D "$systemleave" -b "$accountleave" "(mailMessageStore=$ldapshareddir)" cn | grep "^[^#]" | grep "^cn:" | sed 's/^cn: //g'`
	subscribed_dirs=`ldapsearch -x -w $systempass -D "$systemleave" -b "$accountleave" "(&(accountStatus=active)(seeAlso=$shared_dn))" mailMessageStore | grep "^[^#]" | grep mailMessageStore | awk '{ print $2 }'`

	# create shared mailfolder

	if [ ! -d $ldapsharedmaildir ]
        then
                maildirmake -S $ldapsharedmaildir
        fi

	# create shared subfolders

	if [ ! -d $ldapsharedmaildir/.$shared_uid ]
	then
		maildirmake -s write -f $shared_uid $ldapsharedmaildir
	fi

	# create other shared subfolders
	for box in $shared_boxes
	do
		if [ ! -d $ldapsharedmaildir/.$box ]
		then
			maildirmake -s write -f $box $ldapsharedmaildir
		fi
	done

	# mailstorage directory

	if [ ! -d $ldapshareddir ]
        then
	        mkdir -p `dirname $ldapshareddir`
        fi

	# link mailstorage to incoming shared folder

	dirlink=`echo $ldapshareddir | sed 's/\/$//g'`

	if [ ! -L $dirlink ]
	then
		ln -s $ldapsharedmaildir/.$shared_uid $dirlink
	fi

	# subscribe those who have a 'seeAlso' to the dn of the shared account

	for subscribed_dir in $subscribed_dirs
	do
		groupname=`echo $shared_cn | sed 's/ /_/g'`
		subscribed=$groupname
		
		if [ -e $subscribed_dir/shared-maildirs ]
		then
			subscribed=`cat $subscribed_dir/shared-maildirs | grep ^$groupname[[:space:]] | awk '{ print $1 }'`
		fi

		if [ ! $subscribed ]
		then
			maildirmake --add $groupname=$ldapsharedmaildir $subscribed_dir
		fi
	done
done