#!/bin/bash
# info: add web domain alias
# options: USER DOMAIN ALIAS [RESTART]
#
# The call is intended for adding aliases to a domain (it is also called
# "domain parking"). The function supports wildcards *.domain.tpl.


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

# Argument defenition
user=$1
domain=$(idn -t --quiet -u "$2" )
domain=$(echo $domain | tr '[:upper:]' '[:lower:]')
domain_idn=$(idn -t --quiet -a "$domain")
dom_alias=$(idn -t --quiet -u "$3" )
dom_alias=$(echo $dom_alias | sed -e 's/\.*$//g' -e 's/^\.*//g')
dom_alias=$(echo $dom_alias | tr '[:upper:]' '[:lower:]')
dom_alias_idn=$(idn -t --quiet -a "$dom_alias" )
restart="$4"

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


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

check_args '3' "$#" 'USER DOMAIN DOM_ALIAS [RESTART]'
validate_format 'user' 'domain' 'dom_alias'
is_system_enabled "$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"
is_domain_new 'web' "$dom_alias" 'alias'
is_package_full 'WEB_ALIASES'


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

# Parsing domain values
get_domain_values 'web'
tpl_file="$WEBTPL/$WEB_SYSTEM/$WEB_BACKEND/$TPL.tpl"
conf="$HOMEDIR/$user/conf/web/$WEB_SYSTEM.conf"
ip=$(get_real_ip $IP)

# Parsing domain aliases
if [ -z "$ALIAS" ]; then
    ALIAS="$dom_alias"
else
    ALIAS="$ALIAS,$dom_alias"
fi

# Preparing domain values for the template substitution
upd_web_domain_values

# Recreating vhost
del_web_config
add_web_config

if [ "$SSL" = 'yes' ]; then
    tpl_file="$WEBTPL/$WEB_SYSTEM/$WEB_BACKEND/$TPL.stpl"
    conf="$HOMEDIR/$user/conf/web/s$WEB_SYSTEM.conf"
    del_web_config
    add_web_config
fi

# Checking proxy
if [ ! -z "$PROXY_SYSTEM" ] && [ ! -z "$PROXY" ]; then
    tpl_file="$WEBTPL/$PROXY_SYSTEM/$PROXY.tpl"
    conf="$HOMEDIR/$user/conf/web/$PROXY_SYSTEM.conf"
    del_web_config
    add_web_config

    if [ "$SSL" = 'yes' ]; then
        tpl_file="$WEBTPL/$PROXY_SYSTEM/$PROXY.stpl"
        conf="$HOMEDIR/$user/conf/web/s$PROXY_SYSTEM.conf"
        del_web_config
        add_web_config
    fi
fi


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

# Adding new alias
update_object_value 'web' 'DOMAIN' "$domain" '$ALIAS' "$ALIAS"

# Update counters
increase_user_value "$user" '$U_WEB_ALIASES'

# Restarting web server
if [ "$restart" != 'no' ]; then
    $BIN/v-restart-web
    check_result $? "Web restart failed" >/dev/null

    if [ ! -z "$PROXY_SYSTEM" ]; then
        $BIN/v-restart-proxy
        check_result $? "Proxy restart failed" >/dev/null
    fi
fi

log_history "added $dom_alias as alias for $domain"
log_event "$OK" "$EVENT"

exit