#!/bin/bash
# info: change web domain ipv6
# options: USER DOMAIN IPV6 [RESTART]
#
# The call is used for changing domain ip


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

# Argument definition
user=$1
domain=$2
ipv6=$3
restart=$4

# Includes
source $VESTA/func/main.sh
source $VESTA/func/domain.sh
source $VESTA/func/ipv6.sh
source $VESTA/conf/vesta.conf

# Additional argument formatting
format_domain
format_domain_idn


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

check_args '3' "$#" 'USER DOMAIN IPV6 [RESTART]'
is_format_valid 'user' 'domain'
is_system_enabled "$WEB_SYSTEM" 'WEB_SYSTEM'
is_object_valid 'user' 'USER' "$user"
is_object_unsuspended 'user' 'USER' "$user"
is_object_valid 'web' 'DOMAIN' "$domain"
is_object_unsuspended 'web' 'DOMAIN' "$domain"
if [ "$ipv6" != "no" ]; then
    is_format_valid 'ipv6'
fi
if [ "$ipv6" != "no" ]; then
    is_ipv6_valid "$ipv6" "$user"
else
    ipv6=''
fi

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

# Preparing variables for vhost replace
get_domain_values 'web'
if [ -z "$ipv6" ] && [ -z "$IP" ]; then
    check_result $E_INVALID "IP or IPv6 is required"
fi

old=$IP6
new=$ipv6

if [ -z "$old" ]; then
    #Create new configs
    # Preparing domain variables
    prepare_web_domain_values

    local_ip=""
    # Adding web server config
    add_web_config "$WEB_SYSTEM" "$TPL.tpl"
    if [ "$SSL" = 'yes' ]; then
        add_web_config "$WEB_SYSTEM" "$TPL.stpl"
    fi

    # Adding proxy config
    if [ ! -z "$PROXY_SYSTEM" ]; then
        add_web_config "$PROXY_SYSTEM" "$PROXY.tpl"
        if [ "$SSL" = 'yes' ]; then
            add_web_config "$PROXY_SYSTEM" "$PROXY.stpl"
        fi
    fi
else
    if [ ! -z "$new" ]; then
        # Preparing domain variables
        prepare_web_domain_values
        
        # Replacing vhost
        replace_web_config "$WEB_SYSTEM" "$TPL.tpl"
        if [ "$SSL" = 'yes' ]; then
            replace_web_config "$WEB_SYSTEM" "$TPL.stpl"
        fi

        # Replacing proxy vhost
        if [ ! -z "$PROXY_SYSTEM" ] && [ ! -z "$PROXY" ]; then
            replace_web_config "$PROXY_SYSTEM" "$PROXY.tpl"
            if [ "$SSL" = 'yes' ]; then
                replace_web_config "$PROXY_SYSTEM" "$PROXY.stpl"
            fi
        fi
    else
        #Delete configs ...
        # Preparing domain variables
        prepare_web_domain_values
        
        # Replacing vhost
        del_web_config "$WEB_SYSTEM" "$TPL.tpl"
        if [ "$SSL" = 'yes' ]; then
            del_web_config "$WEB_SYSTEM" "$TPL.stpl"
        fi

        # Replacing proxy vhost
        if [ ! -z "$PROXY_SYSTEM" ] && [ ! -z "$PROXY" ]; then
            del_web_config "$PROXY_SYSTEM" "$PROXY.tpl"
            if [ "$SSL" = 'yes' ]; then
                del_web_config "$PROXY_SYSTEM" "$PROXY.stpl"
            fi
        fi
    fi
fi

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

# Update counters
increase_ipv6_value "$new"
decrease_ipv6_value "$old"

# Update config
update_object_value 'web' 'DOMAIN' "$domain" '$IP6' "$ipv6"

# Restart web server
$BIN/v-restart-web $restart
check_result $? "WEB restart failed" >/dev/null

$BIN/v-restart-proxy $restart
check_result $? "Proxy restart failed" >/dev/null

# Logging
log_history "changed web domain $domain ipv6 to $ipv6"
log_event "$OK" "$ARGUMENTS"

exit