#!/bin/bash
if [ $EUID -ne 0 ]; then
   echo "This script must be run with super user privileges"
   exit 1
fi

arch=`arch`
if [ $arch != "x86_64" ];  then
   echo "Architecture is not supported"
   exit 1
fi

if ! locale -a 2> /dev/null | grep ^ru_RU.utf8 &> /dev/null; then
   echo "Operating system does not meet the technical requirements (https://sbis.ru/help/plugin/sbis3plugin/requirements). Russian localization is required (ru_RU.utf8). Please contact your system administrator."
   exit 1
fi

readonly INSTALL_FLAG_DIR="/usr/share/Sbis3Plugin/installer_flags"
readonly INSTALL_FLAG_NAME="install_in_progress"
mkdir -p $INSTALL_FLAG_DIR
touch $INSTALL_FLAG_DIR/$INSTALL_FLAG_NAME

readonly TMP_DIR_NAME='.'`tr -dc A-Za-z0-9 </dev/urandom | head -c 15`
mkdir $TMP_DIR_NAME

installed_configurations=""

# получение пользователя, от которого запущен скрипт
function get_user_name {
if [ ! -z "$SUDO_USER" ] && [ "$SUDO_USER" != "root" ]; then
   OWNER="$SUDO_USER"
elif [ ! -z "$USER" ]; then
   OWNER="$USER"
else
   OWNER="root"
fi
echo $OWNER
}

#param - exit code
custom_exit()
{
   if [ $1 -eq 0 ]; then
      sleep 5

      readonly PLUGIN_DAEMON_NAME=SBIS3Plugin

      is_masked=`systemctl is-enabled $PLUGIN_DAEMON_NAME`
      if [[ $is_masked == "masked" ]]; then
         echo "Демон $PLUGIN_DAEMON_NAME маскирован. Запуск демона отменен. Корректная работа приложения не гарантирована"
      else
         echo "Старт демона"
         systemctl start $PLUGIN_DAEMON_NAME
         if [ $? -ne 0 ]; then
            echo "Не удалось запустить демон $PLUGIN_DAEMON_NAME. Установка не завершена."
         fi
      fi

      OWNER=$(get_user_name)
      
      if [ -z "$installed_configurations" ]; then
         installed_configurations="plugin"
      fi

      if [ "$OWNER" != "root" ] && [ ! -z "$DESKTOP_SESSION" ]; then
         OWNER_TMPDIR=$(sudo -Hiu $OWNER env | grep TMPDIR)
         sleep 5
         sudo $OWNER_TMPDIR -E -u $OWNER /opt/sbis3plugin/sbis3plugin install_done --app=restore &>/dev/null &
         sleep 5
         sudo $OWNER_TMPDIR -E -u $OWNER /opt/sbis3plugin/sbis3plugin install_done --app=$installed_configurations &>/dev/null &
         sleep 10
      fi
   fi
   
   if [ -f $INSTALL_FLAG_DIR/$INSTALL_FLAG_NAME ]; then
      rm $INSTALL_FLAG_DIR/$INSTALL_FLAG_NAME
   fi
   rm -rf ./$TMP_DIR_NAME

   exit $1
}

# example: try_wget <link> [message] [wget_parameters] [skip_on_error]
try_wget() 
{
  if (( $# == 0 )); then "Error downloading. Insufficient parameters"; custom_exit 1; fi
  if (( $# >= 1 )); then local link=$1; fi
  if (( $# >= 2 )); then local msg=$2; fi
  if (( $# >= 3 )); then local params=$3; fi
  skip_on_error=false
  if (( $# >= 4 )); then local skip_on_error=$4; fi
  if man wget | grep show-progress &> /dev/null; then local showprogress="--show-progress"; fi
  if [[ $msg != "" ]]; then echo "$msg"; fi
  wget $link $params -P ./$TMP_DIR_NAME -t 3 -T 60 -q $showprogress
  if [ $? -ne 0 ]; then 
    if ! $skip_on_error; then echo "Error downloading $link..."; custom_exit 1; fi
    return 1
  fi
  if [[ $msg != "" ]]; then echo "Done."; fi
  return 0
}

get_last_build(){

python_vers='python'

if ! python --version ;then
    python_vers='python3'
fi

try_wget "https://test-update.sbis.ru/Sbis3Plugin/Sbis3Plugin.json" "Getting Sbis3Plugin..." "" false

readonly json_path=$TMP_DIR_NAME/Sbis3Plugin.json

counter=-1
status='empty'
build=" "
right_status='active'

readonly keys_sum=`sudo cat $json_path | $python_vers -c "import json,sys;obj=json.load(sys.stdin);print(len(obj.keys()))"`

while [[ $status != $right_status ]] && [[ $counter < $keys_sum ]]
do
    status=`sudo cat $json_path| $python_vers -c "import json,sys;obj=json.load(sys.stdin);dict_keys = sorted(obj.keys());print(obj[dict_keys["$counter"]]['status'])"`
    if [[ $status == "active" ]];then
        build=`sudo cat $json_path | $python_vers -c "import json,sys;obj=json.load(sys.stdin);dict_keys = sorted(obj.keys());print(dict_keys["$counter"])"`
        echo "last build:$build"
        break
    fi
    (( ++counter ))
done
}

ASTRA_PACKAGES_URL=https://update.sbis.ru/Sbis3Plugin/astra_se/
MAIN_UPDATE_DOMAIN="update.sbis.ru"
CUSTOM_UPDATE_DOMAIN=""
IS_INSTALL_PLUGIN=true
IS_INSTALL_ADDITIONS=false
IS_INSTALL_SABYTEL=false
i=1
while [ $i -le "$#" ]; do
    option=${!i}
    next_i=$((i+1))
        next=${!next_i}
    if [ -n "$option" ]
    then
        case "$option" in
        -test) echo "Found the -test option"
            if [ -n "$next" ]
            then
                readonly build_type=`echo ${next/-/} | tr -cd . | wc -m`
                if [[ $build_type == 2 ]]; then
                    UPDATE_URL=https://${option/-/}-update.sbis.ru/Sbis3Plugin/${next/-/}/linux ;
                else
                    last_build=`get_last_build | grep "last build" | cut -d":" -f2`
                    UPDATE_URL=https://${option/-/}-update.sbis.ru/Sbis3Plugin/${last_build}/linux
                fi
                i=$((i+1))
            else
                echo "Enter the version number"
                custom_exit 1
            fi ;;
        -fix) echo "Found the -fix option"
            if [ -n "$next" ]
            then
                UPDATE_URL=https://${option/-/}-update.sbis.ru/Sbis3Plugin/${next/-/}/linux ;
                i=$((i+1))
            else
                echo "Enter the branch type"
                custom_exit 1 
            fi ;;
        -master) echo "Found the -master option" 
            UPDATE_URL=https://update.sbis.ru/Sbis3Plugin/${option/-/}/linux ;;
        -rc) echo "Found the -rc option" 
            UPDATE_URL=https://update.sbis.ru/Sbis3Plugin/${option/-/}/linux ;;
        -mirror) echo "Found -mirror option"
            UPDATE_URL=http://${next}/Sbis3Plugin/master/linux
            ASTRA_PACKAGES_URL=http://${next}/astra_se
            i=$((i+1))
            ;;
        -plugin-full) echo "Found -plugin-full option"
            IS_INSTALL_PLUGIN=true
         IS_INSTALL_ADDITIONS=true
         IS_INSTALL_SABYTEL=false
         installed_configurations="plugin"
            ;;
      -plugin) echo "Found -plugin option"
         IS_INSTALL_PLUGIN=true
         IS_INSTALL_ADDITIONS=false
         IS_INSTALL_SABYTEL=false
         installed_configurations="plugin"
         ;;
      -sabyapps) echo "Found -sabyapps option"
         IS_INSTALL_PLUGIN=true
         IS_INSTALL_ADDITIONS=true
            IS_INSTALL_SABYTEL=true
         installed_configurations="plugin,saby_tel"
            ;;
      -sabytel) echo "Found -sabytel option"
         IS_INSTALL_PLUGIN=false
         IS_INSTALL_ADDITIONS=false
            IS_INSTALL_SABYTEL=true
         installed_configurations="saby_tel"
            ;;
      -update-domain) echo "Found -update-domain option"
         if [ -n "$next" ]; then
            CUSTOM_UPDATE_DOMAIN=$next
            i=$((i+1))
         fi
            ;;
        *) echo "$option is not an update option" 
            custom_exit 1
            ;;
        esac
    fi
    i=$((i+1))
done
if [ -z ${UPDATE_URL+x} ]; then
   UPDATE_URL=https://update.sbis.ru/Sbis3Plugin/master/linux
fi

if [ -n "$CUSTOM_UPDATE_DOMAIN" ]; then
   UPDATE_URL=`sed "s/${MAIN_UPDATE_DOMAIN}/${CUSTOM_UPDATE_DOMAIN}/g" <<< $UPDATE_URL`
   ASTRA_PACKAGES_URL=`sed "s/${MAIN_UPDATE_DOMAIN}/${CUSTOM_UPDATE_DOMAIN}/g" <<< $ASTRA_PACKAGES_URL`
fi

echo "Current download url: $UPDATE_URL"

# Определяем конфигурацию OC, примеры содержимого файла /etc/os-release:
# Centos:   ID="centos", ID_LIKE="rhel fedora",  VERSION="7 (Core)", VERSION_ID="7"
# ubuntu22: ID="ubuntu", ID_LIKE="debian",       VERSION="22.04 LTS(Jammy JellyFish)", VERSION_ID="22.04"    
# rosa:     ID="rosa", ID_LIKE=нет поля  ,       VERSION="12.2", VERSION_ID=2021.1
# ALT:      ID="altlinux", ID_LIKE=нет поля,     VERSION="10.0", VERSION_ID=10.0
# Astra 1.7SE:    NAME="Astra Linux", ID=astra, ID_LIKE=debian, VERSION=нет поля, VERSION_ID=1.7_x86-64
# Astra 1.6SE:    NAME="Astra Linux (Smolensk)", ID=astra, ID_LIKE=debian, VERSION=нет поля, VERSION_ID=1.6

grep "\(\<ID\>\|\<ID_LIKE\>\)" /etc/os-release | grep debian
IS_DEBIAN=$?
grep "\(\<ID\>\|\<ID_LIKE\>\)" /etc/os-release | grep ubuntu
IS_UBUNTU=$?
grep "\(\<ID\>\|\<ID_LIKE\>\)" /etc/os-release | grep fedora
IS_FEDORA=$?
grep "\(\<ID\>\|\<ID_LIKE\>\)" /etc/os-release | grep altlinux
IS_ALTLINUX=$?
grep "\(\<ID\>\|\<ID_LIKE\>\)" /etc/os-release | grep opensuse
IS_OPENSUSE=$?
grep "\(\<NAME\>\)" /etc/os-release | grep "Astra Linux"
IS_ASTRA_SE=$?
grep "\(\<ID\>\|\<ID_LIKE\>\)" /etc/os-release | grep rosa
IS_ROSA_FRESH=$?

function install_if_not_found
{
   package_to_find=$1
   echo -ne "Checking package $package_to_find... "
   is_installed=`dpkg -s $package_to_find 2>/dev/null | grep "Status: install ok installed"`
   if [ -z "$is_installed" ]; then
      echo "not found"
      for ((i=2; i<=$#; i++)); do
         package_to_install=${!i}
         try_wget $ASTRA_PACKAGES_URL/$package_to_install "Trying to download $package_to_install..." "" true
         if [ $? -eq 0 ]; then
            apt-get install ./$TMP_DIR_NAME/$package_to_install -y &> /dev/null
            if [ $? -eq 0 ]; then
               echo "Package $package_to_install installed successfully"
               return 0
            fi
         fi
      done
      echo "Cannot install $package_to_find"
   else
      echo "OK"
   fi 
   return 1
}

function install_astra_packages 
{
   #Порядок установки ВАЖЕН!
   install_if_not_found "libnss3-tools"    "libnss3-tools_3.49-1astra4_amd64.deb"        "libnss3-tools_3.35.2-astra1_amd64.deb"
   install_if_not_found "libccid"          "libccid_1.4.30-1_amd64.deb"                  "libccid_1.4.26-1_amd64.deb"
   install_if_not_found "libpcre16-3"      "libpcre16-3_8.39-12_amd64.deb"               "libpcre16-3_8.39-3_amd64.deb"
   install_if_not_found "gcr"              "gcr_3.28.1-1_amd64.deb"                      "gcr_3.20.0-5.1_amd64.deb"
   install_if_not_found "libpcsclite1"     "libpcsclite1_1.8.24-1_amd64.deb"             "libpcsclite1_1.8.20-1_amd64.deb"
   install_if_not_found "pcscd"            "pcscd_1.8.24-1_amd64.deb"                    "pcscd_1.8.20-1_amd64.deb"
   install_if_not_found "opensc-pkcs11"    "opensc-pkcs11_0.19.0-1_amd64.deb"            "opensc-pkcs11_0.16.0-3_amd64.deb"
   install_if_not_found "opensc"           "opensc_0.19.0-1_amd64.deb"                   "opensc_0.16.0-3_amd64.deb"
   install_if_not_found "libxcb-xinerama0" "libxcb-xinerama0_1.14-2astra.se10_amd64.deb" "libxcb-xinerama0_1.13-1astra.se1_amd64.deb"
}

# check system version of libstdc++.so.6
function is_sbis_libstdcxx_required {
  lib_location=`whereis libstdc++.so.6 | head -n 1 | cut -d ' ' -f 2`
  [ ! -f "$lib_location" ] && echo "Library libstdc++.so.6 not found" && return 0
  lib_version=`stat $lib_location | head -n 1 | sed -e 's/^[[:space:]]*//' | cut -d ' ' -f 4 | cut -d '.' -f 5 |  sed 's/[^0-9]*//g'`
  [[ -z $lib_version ]] && echo "Library libstdc++.so.6 version not detected" && return 0
  [ "$lib_version" -lt 30 ] && echo "Library libstdc++.so.6 version is less than required" && return 0
  return 1
}

# Возвращает 0, если пакет установлен, иначе не установлен
function is_package_installed {
  package=$1
  res=0
  if [[ ${IS_FEDORA} -eq 0 ]] || [[ ${IS_ALTLINUX} -eq 0 ]] || [[ ${IS_OPENSUSE} -eq 0 ]] || [[ ${IS_ROSA_FRESH} -eq 0 ]]; then
    rpm -q $package &> /dev/null
    res=$?
  fi
  if [[ ${IS_DEBIAN} -eq 0 ]] || [[ ${IS_UBUNTU} -eq 0 ]]; then
    PKG_IS_INSTALLED=`dpkg -s \$1 2>/dev/null | grep "Status: install ok installed"`
    if [ -z "$PKG_IS_INSTALLED" ]; then
      res=1
    else
      res=0
    fi
  fi
  return $res
}

# получение версии системы без дробных долей
function get_os_version {
os_version=""
if [ -f /etc/lsb-release -o -d /etc/lsb-release.d ]; then
   os_version=$(lsb_release -r | cut -d: -f2 | sed s/'^\t'// | cut -d'.' -f1)
elif [ -f /etc/os-release ]; then
   os_version=$(grep "\<VERSION\>" /etc/os-release | cut -d'=' -f2 | sed 's/[^0-9.]//g' | cut -d'.' -f1)
fi
echo $os_version
}

# восстановление ca-bundle.crt, если он был удален
function check_ca_bundle {
   if [ ! -e /etc/pki/tls/certs/ca-bundle.crt ]; then  
      # debian, ubuntu
      if [ -e /etc/ssl/certs/ca-certificates.crt ]; then
         mkdir -p /etc/pki/tls/certs/
         ln -sf /etc/ssl/certs/ca-certificates.crt /etc/pki/tls/certs/ca-bundle.crt
         echo "Восстановлен ca-bundle.crt (debian-based)"
      # opensuse
      elif [ -e /var/lib/ca-certificates/ca-bundle.pem ]; then
         mkdir -p /etc/pki/tls/certs/
         ln -sf /var/lib/ca-certificates/ca-bundle.pem /etc/pki/tls/certs/ca-bundle.crt
         echo "Восстановлен ca-bundle.crt (opensuse)"
      # centos, redos
      elif [ -e /etc/pki/ca-trust/extracted/pem/tls-ca-bundle.pem ]; then
         mkdir -p /etc/pki/tls/certs/
         ln -sf /etc/pki/ca-trust/extracted/pem/tls-ca-bundle.pem /etc/pki/tls/certs/ca-bundle.crt
         echo "Восстановлен ca-bundle.crt (fedora-based)" 
      fi
   fi
}

check_ca_bundle

if [[ ${IS_FEDORA} -eq 0 ]] || [[ ${IS_ROSA_FRESH} -eq 0 ]]; then
   if is_package_installed "sbis3plugin"; then
      if ! is_package_installed "saby-minimal-core"; then
         echo "Removing old SBIS Plugin..."
         yum remove -y sbis3plugin
      fi
   fi

   echo "Adding repository /etc/yum.repos.d/tensor.repo..."
   rm -rf /etc/yum.repos.d/tensor.repo
   cat > "/etc/yum.repos.d/tensor.repo" << EOF
[Sbis3Plugin]
name=Sbis3Plugin
baseurl=$UPDATE_URL/rpm_repo
enabled=1
gpgcheck=0
EOF

   echo "Updating yum repos..."
   yum --enablerepo=Sbis3Plugin clean metadata

   if is_sbis_libstdcxx_required; then 
      echo "Installing runtime..."
      yum install -y sbis-libstdc++12
      if [ $? -ne 0 ]; then
         echo "yum install runtime failed"
         custom_exit 1
      fi
   fi

   if ! is_package_installed "gvfs"; then
      echo "Installing GVFS for Saby Disk support..."
      yum install -y gvfs
      if [ $? -ne 0 ]; then
         echo "gvfs install failed. Saby Disk may not work correctly"
      fi
   fi

   if $IS_INSTALL_PLUGIN; then
      echo "Installing SBIS Plugin..."
      yum install -y sbis3plugin
      if [ $? -ne 0 ]; then
         echo "yum install -y sbis3plugin failed"
         custom_exit 1
      fi
   fi

   if $IS_INSTALL_ADDITIONS; then
      echo "Installing additions for SBIS Plugin..."
      yum install -y sbis3plugin-additions
      if [ $? -ne 0 ]; then
         echo "yum install -y sbis3plugin-additions failed"
         custom_exit 1
      fi
   fi

   if $IS_INSTALL_SABYTEL; then
      echo "Installing SabyTel..."
      yum install -y sabytel
      if [ $? -ne 0 ]; then
         echo "yum install -y sabytel failed"
         custom_exit 1
      fi
   fi
   
   custom_exit 0
fi

if [ $IS_DEBIAN -eq 0 ] || [ $IS_UBUNTU -eq 0 ]; then

   if [ $IS_ASTRA_SE -eq 0 ]; then
      if is_package_installed "sbis-libstdc++12"; then 
         echo "Uninstalling old runtime..."
         apt-get remove sbis-libstdc++12 -y -o=Dpkg::Use-Pty=no
      fi
      if ! is_package_installed "ca-certificates"; then
         try_wget "$ASTRA_PACKAGES_URL/ca-certificates_20161130+nmu1_all.deb" "Downloading certificates..." "--no-check-certificate"
         if [ $? -eq 0 ]; then
            echo "Installing ca-certificates..."
            apt-get install ./$TMP_DIR_NAME/ca-certificates_20161130+nmu1_all.deb -y 1> /dev/null
         fi
      fi
      install_astra_packages
   fi

   echo "Debian: adding repository /etc/apt/sources.list.d/tensor.list"
   rm -rf /etc/apt/sources.list.d/tensor.list
   cat > "/etc/apt/sources.list.d/tensor.list" << EOF
deb $UPDATE_URL/deb_repo ./
EOF
   try_wget $UPDATE_URL/deb_repo/tensor.pub.gpg "Downloading gpg-key for SBIS Plugin..."
   gpg --no-default-keyring --keyring gnupg-ring:/etc/apt/trusted.gpg.d/tensor.gpg --import ./$TMP_DIR_NAME/tensor.pub.gpg 1> /dev/null
   if [ $? -ne 0 ]; then
      echo "gpg import failed"
      custom_exit 1
   fi

   chown _apt /etc/apt/trusted.gpg.d/tensor.gpg 1> /dev/null
   if [ $? -ne 0 ]; then
      echo "chown _apt tensor.gpg failed"
      custom_exit 1
   fi

   echo "Updating packages..."
   apt-get update
   if [ $? -ne 0 ]; then
      echo "apt-get update failed"
      custom_exit 1
   fi

   if is_package_installed "sbis3plugin"; then
      if ! is_package_installed "saby-minimal-core"; then
         echo "Removing old SBIS Plugin..."
         apt-get remove -y sbis3plugin
      fi
   fi

   if is_sbis_libstdcxx_required; then
      echo "Installing runtime..."
      apt-get install sbis-libstdc++12 -y -o=Dpkg::Use-Pty=no
      if [ $? -ne 0 ]; then
         echo "install -y sbis-libstdc++12 failed"
         custom_exit 1
      fi
   fi

   echo "Installing SabyCore..."
   apt-get install saby-minimal-core -y -o=Dpkg::Use-Pty=no
   if [ $? -ne 0 ]; then
      echo "install sabycore failed"
      custom_exit 1
   fi

   if $IS_INSTALL_PLUGIN; then
      echo "Installing SBIS Plugin..."
      apt-get install sbis3plugin -y -o=Dpkg::Use-Pty=no
      if [ $? -ne 0 ]; then
         echo "install sbis3plugin failed"
         custom_exit 1
      fi
   fi

   if $IS_INSTALL_ADDITIONS; then
      echo "Installing additions for SBIS Plugin..."
      apt-get install sbis3plugin-additions -y -o=Dpkg::Use-Pty=no
      if [ $? -ne 0 ]; then
         echo "install sbis3plugin-additions failed"
         custom_exit 1
      fi
   fi

   if $IS_INSTALL_SABYTEL; then
      echo "Installing SabyTel..."
      apt-get install sabytel -y -o=Dpkg::Use-Pty=no
      if [ $? -ne 0 ]; then
         echo "install sabytel failed"
         custom_exit 1
      fi
   fi
   
   if [ $IS_UBUNTU -eq 0 ] && [ "$(get_os_version)" -ge "22" ]; then
      echo "Installing flatpak..."
      apt-get install flatpak -y -o=Dpkg::Use-Pty=no
      if [ $? -ne 0 ]; then
         echo "Cannot install flatpak"
      else
         echo "Setting permissions for flatpak..."
         bash -c "sudo -E -u $(get_user_name) flatpak permission-set webextensions ru.tensor.sbis_plugin_nmh snap.firefox yes"
         if [ $? -ne 0 ]; then
            echo "Cannot set flatpak permissions for sbis3plugin"
         fi
      fi
   fi
   
   echo "Installation completed."
   custom_exit 0
fi

if [ $IS_ALTLINUX -eq 0 ]; then
   if is_package_installed "sbis3plugin"; then 
      if ! is_package_installed "saby-minimal-core"; then
         echo "Removing old SBIS Plugin..."
         apt-get remove -y sbis3plugin
      fi
   fi

   echo "Updating packages..."
   apt-get update
   if [ $? -ne 0 ]; then
      echo "apt-get update failed"
      custom_exit 1
   fi

   if is_sbis_libstdcxx_required; then
     try_wget "$UPDATE_URL/rpm_repo/sbis-libstdc++12-12.2.1-4.el7.x86_64.rpm" "Downloading runtime..."
     echo "Installing runtime..."
     apt-get install -y ./$TMP_DIR_NAME/sbis-libstdc++12-12.2.1-4.el7.x86_64.rpm
     if [ $? -ne 0 ]; then
       echo "apt-get install runtime failed"
       custom_exit 1
     fi
   fi
   
   try_wget "$UPDATE_URL/saby-minimal-core.rpm" "Downloading Saby Minimal Core for Alt Linux..."
   echo "Installing Saby Minimal Core..."
   apt-get install -y ./$TMP_DIR_NAME/saby-minimal-core.rpm 
   if [ $? -ne 0 ]; then
      echo "apt-get install saby-minimal-core failed"
   fi

   if $IS_INSTALL_PLUGIN; then
      try_wget "$UPDATE_URL/sbis3plugin.rpm" "Downloading Saby Plugin for Alt Linux..."
      echo "Installing SBIS Plugin..."
      apt-get install -y ./$TMP_DIR_NAME/sbis3plugin.rpm
      if [ $? -ne 0 ]; then
         echo "apt-get install plugin failed"
         custom_exit 1
      fi
   fi

   if $IS_INSTALL_ADDITIONS; then
      try_wget "$UPDATE_URL/sbis3plugin-additions.rpm" "Downloading Saby Plugin additions for Alt Linux..."
      echo "Installing additions for SBIS Plugin..."
      apt-get install -y ./$TMP_DIR_NAME/sbis3plugin-additions.rpm 
      if [ $? -ne 0 ]; then
         echo "apt-get install plugin additions failed"
         custom_exit 1
      fi
   fi

   if $IS_INSTALL_SABYTEL; then
      try_wget "$UPDATE_URL/sabytel.rpm" "Downloading SabyTel for Alt Linux..."
      echo "Installing SabyTel..."
      apt-get install -y ./$TMP_DIR_NAME/sabytel.rpm
      if [ $? -ne 0 ]; then
         echo "apt-get install SabyTel failed"
         custom_exit 1
      fi
   fi
   
   custom_exit 0
fi

if [ $IS_OPENSUSE -eq 0 ]; then
   is_package_installed "sbis3plugin"
   if [[ $? -eq 0 ]]; then
      is_package_installed "saby-minimal-core"
      if [[ $? -ne 0 ]]; then
         echo "Removing old SBIS Plugin..."
         zypper remove -y sbis3plugin
      fi
   fi
   echo "Deleting current repository..."
   zypper rr sbis3plugin
   echo echo "Adding repository..."
   zypper ar -G -f $UPDATE_URL/rpm_repo sbis3plugin
   echo "Installing mozilla-nss-tools for openSUSE..."
   zypper install -y mozilla-nss-tools
   echo "Installing Saby Minimal Core..."
   zypper install -y saby-minimal-core
   if $IS_INSTALL_PLUGIN; then
      echo "Installing SBIS Plugin..."
      zypper install -y sbis3plugin
   fi
   if $IS_INSTALL_ADDITIONS; then
      echo "Installing additions for SBIS Plugin..."
      zypper install -y sbis3plugin-additions
   fi
   if $IS_INSTALL_SABYTEL; then
      echo "Installing SabyTel..."
      zypper install -y sabytel
   fi
   
   custom_exit 0
fi

echo "Unknown OS. Install failed."
custom_exit 1