#!/bin/bash
# info: add mail account alias aka nickname
# options: USER DOMAIN ACCOUNT ALIAS
#
# The function add new email alias.


#----------------------------------------------------------#
#                    Variable&Function                     #
#----------------------------------------------------------#

# Argument definition
user=$1
domain=$2
domain_idn=$2
account=$3
malias=$4

# Includes
source $VESTA/func/main.sh
source $VESTA/func/domain.sh
source $VESTA/conf/vesta.conf

# Additional argument formatting
format_domain
format_domain_idn
# TODO: $domain_idn not used in this script - maybe $domain should be converted to $doman_idn ?


#----------------------------------------------------------#
#                    Verifications                         #
#----------------------------------------------------------#

check_args '4' "$#" 'USER DOMAIN ACCOUNT ALIAS'
is_format_valid 'user' 'domain' 'account' 'malias'
is_system_enabled "$MAIL_SYSTEM" 'MAIL_SYSTEM'
is_object_valid 'user' 'USER' "$user"
is_object_unsuspended 'user' 'USER' "$user"
is_object_valid 'mail' 'DOMAIN' "$domain"
is_object_unsuspended 'mail' 'DOMAIN' "$domain"
is_object_valid "mail/$domain" 'ACCOUNT' "$account"
is_object_unsuspended "mail/$domain" 'ACCOUNT' "$account"
is_mail_new "$malias"


#----------------------------------------------------------#
#                       Action                             #
#----------------------------------------------------------#

# Adding exim alias
if [[ "$MAIL_SYSTEM" =~ exim ]]; then
    str="$malias@$domain_idn:$account@$domain_idn"
    echo "$str" >> $HOMEDIR/$user/conf/mail/$domain/aliases
fi


#----------------------------------------------------------#
#                       Vesta                              #
#----------------------------------------------------------#

# Adding vesta alias
aliases=$(get_object_value "mail/$domain" 'ACCOUNT' "$account" '$ALIAS')
if [ -z "$aliases" ]; then
    aliases="$malias"
else
    aliases="$aliases,$malias"
fi
update_object_value "mail/$domain" 'ACCOUNT' "$account"  '$ALIAS' "$aliases"

# Logging
log_history "added alias $malias to $account@$domain "
log_event "$OK" "$ARGUMENTS"

exit
