#!/bin/bash
# info: delete web domain
# options: user domain
#
# The call of function leads to the removal of domain and all its components
# (statistics, folders contents, ssl certificates, etc.). This operation is
# not fully supported by "undo" function, so the data recovery is possible
# only with a help of reserve copy.


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

# Argument defenition
user=$1
domain=$(idn -t --quiet -u "$2" )
domain_idn=$(idn -t --quiet -a "$domain")
restart=$3

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


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

check_args '2' "$#" 'user domain'
validate_format 'user' 'domain'
is_system_enabled "$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"


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

# Get template name
get_domain_values 'web'
tpl_file="$WEBTPL/apache_$TPL.tpl"
conf="$HOMEDIR/$user/conf/web/httpd.conf"

# Deleting domain
del_web_config

# Checking aliases
if [ ! -z "$ALIAS" ]; then
    aliases=$(echo $ALIAS | tr ',' '\n' | wc -l )
else
    aliases=0
fi

# Checking ssl
if [ "$SSL" = 'yes' ]; then
    tpl_file="$WEBTPL/apache_$TPL.stpl"
    conf="$HOMEDIR/$user/conf/web/shttpd.conf"
    del_web_config

    # Deleting certificates
    rm -f $HOMEDIR/$user/conf/web/ssl.$domain.*
    rm -f $USER_DATA/ssl/$domain.*
fi

# Checking nginx
if [ ! -z "$NGINX" ]; then
    tpl_file="$WEBTPL/nginx_$NGINX.tpl"
    conf="$HOMEDIR/$user/conf/web/nginx.conf"
    del_web_config

    if [ "$SSL" = 'yes' ]; then
        tpl_file="$WEBTPL/nginx_$NGINX.stpl"
        conf="$HOMEDIR/$user/conf/web/snginx.conf"
        del_web_config
    fi
fi

# Checking stats
if [ ! -z "$STATS" ] && [ "$STATS" != 'no' ]; then
    sed -i "/ $domain$/d" $VESTA/data/queue/webstats.pipe
    rm -f $HOMEDIR/$user/conf/web/$STATS.$domain.conf
fi

# Deleting ftp account
if [ ! -z "$FTP_USER" ]; then
    /usr/sbin/userdel $FTP_USER
fi

# Deleting directory
rm -rf $HOMEDIR/$user/web/$domain

# Deleting logs
rm -f /var/log/httpd/domains/$domain.log*
rm -f /var/log/httpd/domains/$domain.bytes
rm -f /var/log/httpd/domains/$domain.error*


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

# Deleting domain
sed -i "/DOMAIN='$domain'/ d" $USER_DATA/web.conf

# Checking last ssl domain
ssl_dom=$(grep "SSL='yes'" $USER_DATA/web.conf | wc -l)
if [ "$ssl_dom" -eq '0' ]; then
    sed -i "s/ Include /#Include /" $HOMEDIR/$user/conf/web/httpd.conf
fi

# Checking last domain
domains=$(wc -l $USER_DATA/web.conf|cut -f 1 -d ' ')
if [ "$domains" -eq '0' ]; then
    conf='/etc/httpd/conf.d/vesta.conf'
    line=$(grep -n "$HOMEDIR/$user/conf/web/httpd.conf" $conf | cut -f 1 -d : )
    if [ ! -z "$line" ]; then
        sed -i "$line d" $conf
    fi
fi

# Checking last nginx domain
conf='/etc/nginx/conf.d/vesta_users.conf'
last_nginx=$(grep -v "NGINX=''" $USER_DATA/web.conf)
last_snginx=$(echo "$last_nginx" | grep "SSL='yes'")
if [ -z "$last_snginx" ]; then
    sline=$(grep -n "$HOMEDIR/$user/conf/web/snginx.conf" $conf |cut -f 1 -d :)
    if [ ! -z "$sline" ]; then
        sed -i "$sline d" $conf
    fi
    rm -f $HOMEDIR/$user/conf/web/snginx.conf
fi

if [ -z "$last_nginx" ]; then
    line=$(grep -n "$HOMEDIR/$user/conf/web/nginx.conf" $conf | cut -f 1 -d : )
    if [ ! -z "$line" ]; then
        sed -i "$line d" $conf
    fi
    rm -f $HOMEDIR/$user/conf/web/nginx.conf
fi

# Decrease counters
decrease_ip_value "$IP"
decrease_user_value "$user" '$U_WEB_DOMAINS'
decrease_user_value "$user" '$U_WEB_ALIASES' "$aliases"
if [ "$SSL" = 'yes' ]; then
    decrease_user_value "$user" '$U_WEB_SSL'
fi

# Restart web server
if [ "$restart" != 'no' ]; then
    $BIN/v-restart-web "$EVENT"
fi

# Logging
log_history "deleted web domain $domain"
log_event "$OK" "$EVENT"

exit