#!/bin/bash
# info: add system user
# options: user password email [package] [fname] [lname]
#
# The function creates new user account.


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

# Argument defenition
user=$1
password=$2
email=$3
package=${4-default}
fname=$5
lname=$6

# Importing variables
source $VESTA/conf/vars.conf
source $V_CONF/vesta.conf
source $V_FUNC/shared.func

is_user_free() {
    # Parsing domain values
    check_sysuser=$(cut -f 1 -d : /etc/passwd | grep -w "$user" )

    # Checking result
    if [ ! -z "$check_sysuser" ] || [ -e "$V_USERS/$user" ]; then
        echo "Error: user $user exist"
        log_event 'debug' "$E_EXISTS $V_EVENT"
        exit $E_EXISTS
    fi
}


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

# Checking arg number
check_args '3' "$#" 'user password email [package] [fname] [lname]'

# Checking argument format
format_validation 'user' 'password' 'email' 'package' 'fname' 'lname'

# Checking user
is_user_free "$user"

# Checking package
is_package_valid "$package"


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

# Parsing package data
package_data=$(cat $V_PKG/$package.pkg)

# Checking shell
shell_conf=$(echo "$package_data" | grep 'SHELL' | cut -f 2 -d \')
case $shell_conf in
    nologin) shell='/sbin/nologin' ;;
    bash) shell='/bin/bash' ;;
    sh) shell='/bin/bash' ;;
    *) shell='/sbin/nologin' ;;
esac

# Adding user
/usr/sbin/adduser "$user" -s "$shell" -c "$email" -m -d "$V_HOME/$user"

# Adding password
echo "$password" | /usr/bin/passwd "$user" --stdin >/dev/null 2>&1

# Building directory tree
if [ ! -z "$BACKUP_SYSTEM" ] && [ "$BACKUP_SYSTEM" != 'no' ]; then
    mkdir $V_HOME/$user/backup
    chmod 751 $V_HOME/$user/backup
fi

if [ ! -z "$WEB_SYSTEM" ] && [ "$WEB_SYSTEM" != 'no' ]; then
    mkdir $V_HOME/$user/conf
    mkdir $V_HOME/$user/web
    mkdir $V_HOME/$user/tmp
    chmod 751 $V_HOME/$user/conf
    chmod 751 $V_HOME/$user/web
    chmod 777 $V_HOME/$user/tmp
    chown $user:$user $V_HOME/$user/web
fi

if [ ! -z "$MAIL_SYSTEM" ] && [ "$MAIL_SYSTEM" != 'no' ]; then
    mkdir $V_HOME/$user/mail
    chmod 751 $V_HOME/$user/mail
fi 

# Set permissions
chmod -R a+x $V_HOME/$user

# Checking quota
if [ ! -z "$DISK_QUOTA" ] && [ "$DISK_QUOTA" != 'no' ]; then
    DISK_QUOTA=$(echo "$package_data" | grep 'DISK_QUOTA' | cut -f 2 -d \')
    #$V_BIN/v_add_user_quota "$user" "$DISK_QUOTA"
fi


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

# Adding user dir
mkdir $V_USERS/$user

# Creating configuration files and pipes
touch $V_USERS/$user/user.conf
echo "v_update_user_disk $user" >> $V_QUEUE/disk.pipe

if [ ! -z "$WEB_SYSTEM" ] && [ "$WEB_SYSTEM" != 'no' ]; then
    mkdir $V_USERS/$user/ssl
    touch $V_USERS/$user/web.conf
    echo "$V_BIN/v_update_web_domains_traff $user" >> $V_QUEUE/traffic.pipe
    echo "v_update_web_domains_disk $user" >> $V_QUEUE/disk.pipe
fi

if [ ! -z "$DNS_SYSTEM" ] && [ "$DNS_SYSTEM" != 'no' ]; then
    touch $V_USERS/$user/dns.conf
    mkdir $V_USERS/$user/dns
fi

if [ ! -z "$MAIL_SYSTEM" ] && [ "$MAIL_SYSTEM" != 'no' ]; then
    touch $V_USERS/$user/mail_domains.conf
    touch $V_USERS/$user/mail_boxes.conf
    echo "v_upd_mail_domains_disk $user" >> $V_QUEUE/disk.pipe
fi

if [ ! -z "$DB_SYSTEM" ] && [ "$DB_SYSTEM" != 'no' ]; then
    touch $V_USERS/$user/db.conf
    echo "v_update_db_bases_disk $user" >> $V_QUEUE/disk.pipe
fi

if [ ! -z "$CRON_SYSTEM" ] && [ "$CRON_SYSTEM" != 'no' ]; then
    touch $V_USERS/$user/cron.conf
fi

# Filling user config
echo "FNAME='$fname'
LNAME='$lname'
PACKAGE='$package'
$package_data
SUSPENDED='no'
CONTACT='$email'
REPORTS='yes'
RKEY='$(gen_password)'
IP_OWNED='0'
U_DIR_DISK='0'
U_DISK='0'
U_BANDWIDTH='0'
U_WEB_DOMAINS='0'
U_WEB_SSL='0'
U_DNS_DOMAINS='0'
U_DATABASES='0'
U_MAIL_DOMAINS='0'
U_CRON_JOBS='0'
DATE='$V_DATE'" > $V_USERS/$user/user.conf

# Hiding password
V_EVENT="$V_DATE $V_SCRIPT $user ***** $email $package $fname $lname"

# Logging
log_event 'system' "$V_EVENT"

exit