#!/bin/bash
#
# .---.                  .              .
# |                      |              |
# |--- .--. .-.  .-.  .-.|  .-. .--.--. |.-.  .-. .--.  .-.
# |    |   (.-' (.-' (   | (   )|  |  | |   )(   )|  | (.-'
# '    '     --'  --'  -' -  -' '  '   -' -'   -' '   -  --'
#
#                    Freedom in the Cloud
#
# Command to create app templates
#
# License
# =======
#
# Copyright (C) 2018 Bob Mottram <bob@freedombone.net>
#
# This program is free software: you can redistribute it and/or modify
# it under the terms of the GNU Affero General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
# GNU Affero General Public License for more details.
#
# You should have received a copy of the GNU Affero General Public License
# along with this program.  If not, see <http://www.gnu.org/licenses/>.

PROJECT_NAME='freedombone'

app_name='noapp'
app_name_lower=$(echo ${app_name} | tr '[:upper:]' '[:lower:]')
app_name=$app_name_lower
app_name_upper=$(echo ${app_name} | tr '[:lower:]' '[:upper:]')
echo "test: $app_name_upper"
app_repo="TODO"
app_repo_commit='TODO'
app_php=
app_node=
app_onion_only=
app_port=
app_port_internal=
app_daemon=
app_dir=
your_name=''
your_email=''
SHOW_ON_ABOUT=1
database_type=''

function show_help {
    echo ''
    echo $"${PROJECT_NAME}-template --app [myappname] --php yes -n \"My Name\" -e \"myname@mydomain\" > src/${PROJECT_NAME}-app-myappname"
    echo ''
    echo $'Creates a new app script which can then be filled in'
    echo ''
    echo ''
    echo $'  -h --help                            Show help'
    echo $'  -a --app [name]                      Name of the application'
    echo $'  -n --name [name]                     Your name'
    echo $'  -e --email [address]                 Your email address'
    echo $'  -r --repo [url]                      Git repo url for the app'
    echo $'  -c --commit [hash]                   Git commit'
    echo $'     --port [number]                   Port number for the app'
    echo $'     --portinternal [number]           Internal port between a daemon and the web server'
    echo $'     --node [yes|no]                   Is this a nodejs app?'
    echo $'  -o --onion [yes|no]                  Is this app only available on an onion address?'
    echo $'  -p --php [yes|no]                    Is this a PHP app?'
    echo $'  -s --daemon [yes|no]                 Add a daemon'
    echo $'  -d --database [mariadb|postgresql]   Type of database'
    echo $'     --dir [directory]                 Where to install to'
    echo ''
    exit 0
}

while [[ $# > 1 ]]
do
    key="$1"

    case $key in
        -h|--help)
            show_help
            ;;
        -a|--app|--appname)
            shift
            app_name="$1"
            app_name_lower=$(echo ${app_name} | tr '[:upper:]' '[:lower:]')
            app_name=$app_name_lower
            app_name_upper=$(echo ${app_name} | tr '[:lower:]' '[:upper:]')
            ;;
        -r|--repo)
            shift
            app_repo="$1"
            ;;
        -c|--commit)
            shift
            app_repo_commit="$1"
            ;;
        -n|--name)
            shift
            your_name="$1"
            ;;
        -e|--email)
            shift
            your_email="$1"
            ;;
        -d|--database)
            shift
            database_type="$1"
            ;;
        -p|--php)
            shift
            app_php="$1"
            ;;
        --node|--nodejs)
            shift
            app_node="$1"
            ;;
        -s|--daemon|--systemd)
            shift
            if [[ "$1" == 'yes' ]]; then
                app_daemon=1
            fi
            ;;
        -o|--onion)
            shift
            if [[ "$1" == 'yes' ]]; then
                app_onion_only=1
            fi
            ;;
        --port)
            shift
            app_port="$1"
            ;;
        --portinternal|--portint)
            shift
            app_port_internal="$1"
            ;;
        --dir)
            shift
            app_dir="$1"
            ;;
        *)
            # unknown option
            ;;
    esac
    shift
done

if [[ "$app_name" == 'noapp' ]]; then
    show_help
    exit 1
fi

if [[ "$app_name" == *' '* ]]; then
    echo $'app name should not contain any spaces'
    exit 2
fi

if [[ "$app_name" == *'_'* ]]; then
    echo $'app name should not contain any underscore characters'
    exit 3
fi

if [[ "$app_name" == *'-'* ]]; then
    echo $'app name should not contain any hyphen characters'
    exit 4
fi

if [ ${#app_name} -lt 3 ]; then
    echo $'app name should be at least three characters'
    exit 5
fi

if [ ${#your_name} -lt 2 ]; then
    echo $'Specify your name with --name'
    exit 6
fi

if [ ${#your_email} -lt 3 ]; then
    echo $'Specify your email address with --email'
    exit 7
fi

if [[ "$your_email" != *'@'* ]]; then
    echo $"That doesn't look like an email address"
    exit 8
fi

echo '#!/bin/bash'
echo '#'
echo '# .---.                  .              .'
echo '# |                      |              |'
echo '# |--- .--. .-.  .-.  .-.|  .-. .--.--. |.-.  .-. .--.  .-.'
echo "# |    |   (.-' (.-' (   | (   )|  |  | |   )(   )|  | (.-'"
echo "# '    '     --'  --'  -' -  -' '  '   -' -'   -' '   -  --'"
echo '#'
echo '#                    Freedom in the Cloud'
echo '#'
echo '# License'
echo '# ======='
echo '#'
echo "# Copyright (C) $(date +%Y) ${your_name} <${your_email}>"
echo '#'
echo '# This program is free software: you can redistribute it and/or modify'
echo '# it under the terms of the GNU Affero General Public License as published by'
echo '# the Free Software Foundation, either version 3 of the License, or'
echo '# (at your option) any later version.'
echo '#'
echo '# This program is distributed in the hope that it will be useful,'
echo '# but WITHOUT ANY WARRANTY; without even the implied warranty of'
echo '# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the'
echo '# GNU Affero General Public License for more details.'
echo '#'
echo '# You should have received a copy of the GNU Affero General Public License'
echo '# along with this program.  If not, see <http://www.gnu.org/licenses/>.'
echo ''
echo "VARIANTS='full full-vim'"
echo ''
echo 'IN_DEFAULT_INSTALL=0'
echo "SHOW_ON_ABOUT=${SHOW_ON_ABOUT}"
if [ $app_onion_only ]; then
    echo 'SHOW_ICANN_ADDRESS_ON_ABOUT=0'
fi
echo ''
echo "${app_name_upper}_DOMAIN_NAME="
echo "${app_name_upper}_CODE="
if [ $app_port ]; then
    echo "${app_name_upper}_PORT=$app_port"
fi
echo "${app_name_upper}_ONION_PORT=$(( ( RANDOM % 1000 )  + 9010 ))"
echo "${app_name_upper}_REPO=\"${app_repo}\""
echo "${app_name_upper}_COMMIT='${app_repo_commit}'"
if [ $app_daemon ]; then
    if [ ! $app_port_internal ]; then
        echo "${app_name_upper}_PORT_INTERNAL=TODO"
    else
        echo "${app_name_upper}_PORT_INTERNAL=$app_port_internal"
    fi
fi
echo ''
echo "${app_name}=(ONION_ONLY"
echo "             ${app_name_upper}_DOMAIN_NAME"
echo "             ${app_name_upper}_CODE"
echo '             DDNS_PROVIDER'
echo "             MY_USERNAME)"
echo ''
echo "function logging_on_${app_name} {"
echo "    echo -n ''"
echo "}"
echo ''
echo "function logging_off_${app_name} {"
echo "    echo -n ''"
echo '}'
echo ''
echo "function remove_user_${app_name} {"
echo '    remove_username="$1"'
echo ''
echo "    \${PROJECT_NAME}-pass -u \$remove_username --rmapp ${app_name}"
echo '}'
echo ''
echo "function add_user_${app_name} {"
echo '    new_username="$1"'
echo '    new_user_password="$2"'
echo ''
echo "    \${PROJECT_NAME}-pass -u \$new_username -a ${app_name} -p \"\$new_user_password\""
echo "    echo '0'"
echo '}'
echo ''
echo "function install_interactive_${app_name} {"
if [ ! $app_onion_only ]; then
    echo '    if [ ! $ONION_ONLY ]; then'
    echo "        ONION_ONLY='no'"
    echo '    fi'
    echo ''
    echo '    if [[ $ONION_ONLY != "no" ]]; then'
    echo "        ${app_name_upper}_DOMAIN_NAME='${app_name}.local'"
    echo "        write_config_param \"${app_name_upper}_DOMAIN_NAME\" \"\$${app_name_upper}_DOMAIN_NAME\""
    echo '    else'
    echo "        interactive_site_details \"${app_name}\" \"${app_name_upper}_DOMAIN_NAME\" \"${app_name}_CODE\""
    echo '    fi'
else
    echo "    echo -n ''"
fi
echo '    APP_INSTALLED=1'
echo '}'
echo ''
echo "function change_password_${app_name} {"
echo '    curr_username="$1"'
echo '    new_user_password="$2"'
echo ''
echo "    read_config_param '${app_name_upper}_DOMAIN_NAME'"
echo ''
echo "    \${PROJECT_NAME}-pass -u \"\$curr_username\" -a ${app_name} -p \"\$new_user_password\""
echo '}'

if [[ "$database_type" == "mariadb" || "$database_type" == "mysql" || "$database_type" == "postgres"* ]]; then
    echo ''
    echo "function ${app_name}_create_database {"
    echo '    if [ -f $IMAGE_PASSWORD_FILE ]; then'
    echo "        ${app_name_upper}_ADMIN_PASSWORD=\"\$(printf `cat $IMAGE_PASSWORD_FILE`)\""
    echo '    else'
    echo "        if [ ! \$${app_name_upper}_ADMIN_PASSWORD ]; then"
    echo "            ${app_name_upper}_ADMIN_PASSWORD=\"\$(create_password \${MINIMUM_PASSWORD_LENGTH})\""
    echo '        fi'
    echo '    fi'
    echo "    if [ ! \$${app_name_upper}_ADMIN_PASSWORD ]; then"
    echo '        return'
    echo '    fi'
    echo ''
    if [[ "$database_type" != "postgres"* ]]; then
        echo "    create_database ${app_name} \"\$${app_name_upper}_ADMIN_PASSWORD\" \$MY_USERNAME"
    else
        echo '    systemctl restart postgresql'
        echo "    run_system_query_postgresql \"CREATE USER peertube WITH PASSWORD '\$${app_name_upper}_ADMIN_PASSWORD';\""
        echo "    run_system_query_postgresql \"CREATE DATABASE ${app_name} OWNER ${app_name};\""
        echo "    run_system_query_postgresql \"GRANT ALL PRIVILEGES ON DATABASE ${app_name} to ${app_name};\""
        echo "    run_system_query_postgresql \"set statement_timeout to 40000;\""
    fi
    echo '}'
fi
echo ''
echo "function reconfigure_${app_name} {"
echo '    # This is used if you need to switch identity. Dump old keys and generate new ones'
echo "    echo -n ''"
echo '}'
echo ''
echo "function configure_interactive_${app_name} {"
echo '    while true'
echo '    do'
echo '        data=$(tempfile 2>/dev/null)'
echo '        trap "rm -f $data" 0 1 2 5 15'
echo "        dialog --backtitle \$\"Freedombone Control Panel\" \\"
echo "               --title \$\"${app_name}\" \\"
echo "               --radiolist \$\"Choose an operation:\" 16 70 3 \\"
echo '               1 $"Option 1" off \'
echo '               2 $"Option 2" off \'
echo '               3 $"Exit" on 2> $data'
echo '        sel=$?'
echo '        case $sel in'
echo '            1) return;;'
echo '            255) return;;'
echo '        esac'
echo '        case $(cat $data) in'
echo '            1) # call some function for option 1'
echo '               ;;'
echo '            2) # call some function for option 2'
echo '               ;;'
echo '            3) break;;'
echo '        esac'
echo '    done'
echo '}'
echo ''
echo "function upgrade_${app_name} {"
echo "    CURR_${app_name_upper}_COMMIT=\$(get_completion_param \"${app_name} commit\")"
echo "    if [[ \"\$CURR_${app_name_upper}_COMMIT\" == \"\$${app_name_upper}_COMMIT\" ]]; then"
echo '        return'
echo '    fi'
echo ''
echo "    if grep -q \"${app_name} domain\" \$COMPLETION_FILE; then"
echo "        ${app_name_upper}_DOMAIN_NAME=\$(get_completion_param \"${app_name} domain\")"
echo '    fi'
echo ''
echo '    # update to the next commit'
if [ ! $app_dir ]; then
    echo "    set_repo_commit /var/www/\$${app_name_upper}_DOMAIN_NAME/htdocs \"${app_name} commit\" \"\$${app_name_upper}_COMMIT\" \$${app_name_upper}_REPO"
    echo "    chown -R www-data:www-data /var/www/\${${app_name_upper}_DOMAIN_NAME}/htdocs"
else
    echo "    set_repo_commit ${app_dir} \"${app_name} commit\" \"\$${app_name_upper}_COMMIT\" \$${app_name_upper}_REPO"
    echo "    chown -R ${app_name}:${app_name} ${app_dir}"
fi
echo '}'
echo ''
echo "function backup_local_${app_name} {"
echo "    ${app_name_upper}_DOMAIN_NAME='${app_name}'"
echo "    if grep -q \"${app_name} domain\" \$COMPLETION_FILE; then"
echo "        ${app_name_upper}_DOMAIN_NAME=\$(get_completion_param \"${app_name} domain\")"
echo '    fi'
echo ''
if [ ! $app_dir ]; then
    echo "    source_directory=/var/www/\${${app_name_upper}_DOMAIN_NAME}/htdocs"
else
    echo "    source_directory=${app_dir}"
fi
echo ''
echo "    suspend_site \${${app_name_upper}_DOMAIN_NAME}"
echo ''
echo "    dest_directory=${app_name}"
echo '    backup_directory_to_usb $source_directory $dest_directory'
echo ''
if [[ "$database_type" == "mariadb" || "$database_type" == "mysql" ]]; then
    echo "    backup_database_to_usb ${app_name}"
    echo ''
fi
if [[ "$database_type" == "postgres"* ]]; then
    echo '    USE_POSTGRESQL=1'
    echo "    backup_database_to_usb ${app_name}"
    echo ''
fi
echo '    restart_site'
echo '}'
echo ''
echo "function restore_local_${app_name} {"
echo "    if ! grep -q \"${app_name} domain\" \$COMPLETION_FILE; then"
echo '        return'
echo '    fi'
echo "    ${app_name_upper}_DOMAIN_NAME=\$(get_completion_param \"${app_name} domain\")"
echo "    if [ \$${app_name_upper}_DOMAIN_NAME ]; then"
echo "        temp_restore_dir=/root/temp${app_name}"
if [ ! $app_dir ]; then
    echo "        ${app_name}_dir=/var/www/\${${app_name_upper}_DOMAIN_NAME}/htdocs"
else
    echo "        ${app_name}_dir=${app_dir}"
fi
echo ''
if [[ "$database_type" == "mariadb" || "$database_type" == "mysql" ]]; then
    echo "        ${app_name}_create_database"
    echo ''
    echo "        restore_database ${app_name}"
    echo '        if [ -d $temp_restore_dir ]; then'
    echo '            rm -rf $temp_restore_dir'
    echo '        fi'
    echo ''
fi
if [[ "$database_type" == "postgres"* ]]; then
    echo "        ${app_name}_create_database"
    echo ''
    echo '        USE_POSTGRESQL=1'
    echo "        restore_database ${app_name}"
    echo '        if [ -d $temp_restore_dir ]; then'
    echo '            rm -rf $temp_restore_dir'
    echo '        fi'
    echo ''
fi
echo "        restore_directory_from_usb \$temp_restore_dir ${app_name}"
echo '        if [ -d $temp_restore_dir ]; then'
echo "            if [ -d cp \$temp_restore_dir\$${app_name}_dir ]; then"
echo "                cp -rp \$temp_restore_dir\$${app_name}_dir/* \$${app_name}_dir/"
echo '            else'
echo "                if [ ! -d \$${app_name}_dir ]; then"
echo "                    mkdir \$${app_name}_dir"
echo '                fi'
echo "                cp -rp \$temp_restore_dir/* \$${app_name}_dir/"
echo '            fi'
echo "            chown -R www-data:www-data \$${app_name}_dir"
echo '            rm -rf $temp_restore_dir'
echo '        fi'
echo ''
echo '    fi'
echo '}'
echo ''
echo "function backup_remote_${app_name} {"
echo "    ${app_name_upper}_DOMAIN_NAME='${app_name}'"
echo "    if grep -q \"${app_name} domain\" \$COMPLETION_FILE; then"
echo "        ${app_name_upper}_DOMAIN_NAME=\$(get_completion_param \"${app_name} domain\")"
echo '    fi'
echo ''
if [ ! $app_dir ]; then
    echo "    source_directory=/var/www/\${${app_name_upper}_DOMAIN_NAME}/htdocs"
else
    echo "    source_directory=${app_dir}"
fi
echo ''
echo "    suspend_site \${${app_name_upper}_DOMAIN_NAME}"
echo ''
echo "    dest_directory=${app_name}"
echo '    backup_directory_to_friend $source_directory $dest_directory'
echo ''
if [[ "$database_type" == "mariadb" || "$database_type" == "mysql" ]]; then
    echo "    backup_database_to_friend ${app_name}"
fi
if [[ "$database_type" == "postgres"* ]]; then
    echo '    USE_POSTGRESQL=1'
    echo "    backup_database_to_friend ${app_name}"
    echo ''
fi
echo ''
echo '    restart_site'
echo '}'
echo ''
echo "function restore_remote_${app_name} {"
echo "    if ! grep -q \"${app_name} domain\" \$COMPLETION_FILE; then"
echo '        return'
echo '    fi'
echo "    ${app_name_upper}_DOMAIN_NAME=\$(get_completion_param \"${app_name} domain\")"
echo "    if [ \$${app_name_upper}_DOMAIN_NAME ]; then"
echo "        temp_restore_dir=/root/temp${app_name}"
if [ ! $app_dir ]; then
    echo "        ${app_name}_dir=/var/www/\${${app_name_upper}_DOMAIN_NAME}/htdocs"
else
    echo "        ${app_name}_dir=${app_dir}"
fi
echo ''
if [[ "$database_type" == "mariadb" || "$database_type" == "mysql" ]]; then
    echo "        ${app_name}_create_database"
    echo ''
    echo "        restore_database_from_friend ${app_name}"
    echo '        if [ -d $temp_restore_dir ]; then'
    echo '            rm -rf $temp_restore_dir'
    echo '        fi'
    echo ''
fi
if [[ "$database_type" == "postgres"* ]]; then
    echo "        ${app_name}_create_database"
    echo ''
    echo '        USE_POSTGRESQL=1'
    echo "        restore_database_from_friend ${app_name}"
    echo '        if [ -d $temp_restore_dir ]; then'
    echo '            rm -rf $temp_restore_dir'
    echo '        fi'
    echo ''
fi
echo "        restore_directory_from_friend \$temp_restore_dir ${app_name}"
echo '        if [ -d $temp_restore_dir ]; then'
echo "            if [ -d cp \$temp_restore_dir\$${app_name}_dir ]; then"
echo "                cp -rp \$temp_restore_dir\$${app_name}_dir/* \$${app_name}_dir/"
echo '            else'
echo "                if [ ! -d \$${app_name}_dir ]; then"
echo "                    mkdir \$${app_name}_dir"
echo '                fi'
echo "                cp -rp \$temp_restore_dir/* \$${app_name}_dir/"
echo '            fi'
echo "            chown -R www-data:www-data \$${app_name}_dir"
echo '            rm -rf $temp_restore_dir'
echo '        fi'
echo ''
echo '    fi'
echo '}'
echo ''
echo "function remove_${app_name} {"
if [[ "$app_node" == 'yes' ]]; then
    echo "    remove_nodejs ${app_name}"
    echo ''
fi
echo "    nginx_dissite \$${app_name_upper}_DOMAIN_NAME"
echo "    remove_certs \$${app_name_upper}_DOMAIN_NAME"
echo ''
if [ $app_daemon ]; then
    echo "    if [ -f /etc/systemd/system/${app_name}.service ]; then"
    echo "        systemctl stop ${app_name}"
    echo "        systemctl disable ${app_name}"
    echo "        rm /etc/systemd/system/${app_name}.service"
    echo '    fi'
    echo "    userdel -r ${app_name}"
fi
echo ''
echo "    if [ -d /var/www/\$${app_name_upper}_DOMAIN_NAME ]; then"
echo "        rm -rf /var/www/\$${app_name_upper}_DOMAIN_NAME"
echo '    fi'
echo "    if [ -f /etc/nginx/sites-available/\$${app_name_upper}_DOMAIN_NAME ]; then"
echo "        rm /etc/nginx/sites-available/\$${app_name_upper}_DOMAIN_NAME"
echo '    fi'
if [[ "$database_type" == "mariadb" || "$database_type" == "mysql" ]]; then
    echo "    drop_database ${app_name}"
fi
if [[ "$database_type" == "postgres"* ]]; then
    echo "    drop_database_postgresql ${app_name}"
fi
echo "    remove_onion_service ${app_name} \${${app_name_upper}_ONION_PORT}"
echo "    if grep -q \"${app_name}\" /etc/crontab; then"
echo "        sed -i \"/${app_name}/d\" /etc/crontab"
echo '    fi'
echo "    remove_app ${app_name}"
echo "    remove_completion_param install_${app_name}"
echo "    sed -i '/${app_name}/d' \$COMPLETION_FILE"
if [ $app_port ]; then
    echo ''
    echo "    firewall_remove ${app_port} tcp"
fi
echo ''
echo "    remove_ddns_domain \$${app_name_upper}_DOMAIN_NAME"
echo '}'
echo ''
echo "function install_${app_name} {"
if [[ "$database_type" == "mariadb" || "$database_type" == "mysql" ]]; then
    echo '    install_mariadb'
    echo ''
    echo '    get_mariadb_password'
    echo ''
fi
if [[ "$database_type" == "postgres"* ]]; then
    echo '    install_postgresql'
    echo ''
fi
if [[ "$app_node" == 'yes' ]]; then
    echo "install_nodejs ${app_name}"
fi
if [[ "$app_php" == 'yes' ]]; then
    echo '    apt-get -yq install php-gettext php-curl php-gd php-mysql git curl'
    echo '    apt-get -yq install memcached php-memcached php-intl exiftool libfcgi0ldbl'
    echo ''
fi
echo "    if [ ! -d /var/www/\$${app_name_upper}_DOMAIN_NAME ]; then"
echo "        mkdir /var/www/\$${app_name_upper}_DOMAIN_NAME"
echo '    fi'
echo "    if [ ! -d /var/www/\$${app_name_upper}_DOMAIN_NAME/htdocs ]; then"
echo "        if [ -d /repos/${app_name} ]; then"
echo "            mkdir /var/www/\$${app_name_upper}_DOMAIN_NAME/htdocs"
if [ ! $app_dir ]; then
    echo "            cp -r -p /repos/${app_name}/. /var/www/\$${app_name_upper}_DOMAIN_NAME/htdocs"
    echo "            cd /var/www/\$${app_name_upper}_DOMAIN_NAME/htdocs"
else
    echo "            cp -r -p /repos/${app_name}/. ${app_dir}"
    echo "            cd ${app_dir}"
fi
echo '            git pull'
echo '        else'
if [ ! $app_dir ]; then
    echo "            git_clone \$${app_name_upper}_REPO /var/www/\$${app_name_upper}_DOMAIN_NAME/htdocs"
else
    echo "            git_clone \$${app_name_upper}_REPO ${app_dir}"
fi
echo '        fi'
echo ''
if [ ! $app_dir ]; then
    echo "        if [ ! -d /var/www/\$${app_name_upper}_DOMAIN_NAME/htdocs ]; then"
else
    echo "        if [ ! -d ${app_dir} ]; then"
fi
echo "            echo \$'Unable to clone ${app_name} repo'"
echo '            exit 87525'
echo '        fi'
echo '    fi'
echo ''
if [ ! $app_dir ]; then
    echo "    cd /var/www/\$${app_name_upper}_DOMAIN_NAME/htdocs"
else
    echo "    cd ${app_dir}"
fi
echo "    git checkout \$${app_name_upper}_COMMIT -b \$${app_name_upper}_COMMIT"
echo "    set_completion_param \"${app_name} commit\" \"\$${app_name_upper}_COMMIT\""
echo ''
echo "    chmod g+w /var/www/\$${app_name_upper}_DOMAIN_NAME/htdocs"
echo "    chown -R www-data:www-data /var/www/\$${app_name_upper}_DOMAIN_NAME/htdocs"

if [[ "$database_type" == "mariadb" || "$database_type" == "mysql" || "$database_type" == "postgres"*  ]]; then
    echo ''
    echo "    ${app_name}_create_database"
fi
echo ''
echo "    add_ddns_domain \$${app_name_upper}_DOMAIN_NAME"
echo ''
echo "    ${app_name_upper}_ONION_HOSTNAME=\$(add_onion_service ${app_name} 80 \${${app_name_upper}_ONION_PORT})"
echo ''
echo "    ${app_name}_nginx_site=/etc/nginx/sites-available/\$${app_name_upper}_DOMAIN_NAME"

if [ $app_onion_only ]; then
    echo '    if [[ $ONION_ONLY == "no" ]]; then'
    if [[ "$app_php" == 'yes' ]]; then
        echo "        nginx_http_redirect \$${app_name_upper}_DOMAIN_NAME \"index index.php\""
    else
        echo "        nginx_http_redirect \$${app_name_upper}_DOMAIN_NAME \"index index.html\""
    fi
    echo "        echo 'server {' >> \$${app_name}_nginx_site"
    echo "        echo '  listen 443 ssl;' >> \$${app_name}_nginx_site"
    echo "        echo '  listen [::]:443 ssl;' >> \$${app_name}_nginx_site"
    echo "        echo \"  server_name \$${app_name_upper}_DOMAIN_NAME;\" >> \$${app_name}_nginx_site"
    echo "        echo '' >> \$${app_name}_nginx_site"
    echo "        nginx_compress \$${app_name_upper}_DOMAIN_NAME"
    echo "        echo '' >> \$${app_name}_nginx_site"
    echo "        echo '  # Security' >> \$${app_name}_nginx_site"
    echo "        nginx_ssl \$${app_name_upper}_DOMAIN_NAME"
    echo ''
    echo "        nginx_disable_sniffing \$${app_name_upper}_DOMAIN_NAME"
    echo ''
    echo "        echo '  add_header Strict-Transport-Security max-age=15768000;' >> \$${app_name}_nginx_site"
    echo "        echo '' >> \$${app_name}_nginx_site"
    echo "        echo '  # Logs' >> \$${app_name}_nginx_site"
    echo "        echo '  access_log /dev/null;' >> \$${app_name}_nginx_site"
    echo "        echo '  error_log /dev/null;' >> \$${app_name}_nginx_site"
    echo "        echo '' >> \$${app_name}_nginx_site"
    echo "        echo '  # Root' >> \$${app_name}_nginx_site"
    echo "        echo \"  root /var/www/\$${app_name_upper}_DOMAIN_NAME/htdocs;\" >> \$${app_name}_nginx_site"
    echo "        echo '' >> \$${app_name}_nginx_site"
    if [[ "$app_php" == 'yes' ]]; then
        echo "        echo '  index index.php;' >> \$${app_name}_nginx_site"
        echo "        echo '  location ~ \.php {' >> \$${app_name}_nginx_site"
        echo "        echo '    include snippets/fastcgi-php.conf;' >> \$${app_name}_nginx_site"
        echo "        echo '    fastcgi_pass unix:/var/run/php/php7.0-fpm.sock;' >> \$${app_name}_nginx_site"
        echo "        echo '    fastcgi_read_timeout 30;' >> \$${app_name}_nginx_site"
        echo "        echo '  }' >> \$${app_name}_nginx_site"
        echo "        echo '' >> \$${app_name}_nginx_site"
    else
        echo "        echo '  index index.html;' >> \$${app_name}_nginx_site"
    fi
    echo "        echo '  # Location' >> \$${app_name}_nginx_site"
    echo "        echo '  location / {' >> \$${app_name}_nginx_site"
    echo "        nginx_limits \$${app_name_upper}_DOMAIN_NAME '15m'"
    if [ ! $app_daemon ]; then
        echo "        echo '    try_files \$uri \$uri/ /index.html;' >> \$${app_name}_nginx_site"
    else
        echo "        echo \"    proxy_pass http://localhost:\$${app_name_upper}_PORT_INTERNAL;\" >> \$${app_name}_nginx_site"
    fi
    echo "        echo '  }' >> \$${app_name}_nginx_site"
    echo "        echo '}' >> \$${app_name}_nginx_site"
    echo '    else'
    echo "        echo -n '' > \$${app_name}_nginx_site"
    echo '    fi'
else
    echo "    echo -n '' > \$${app_name}_nginx_site"
fi
echo "    echo 'server {' >> \$${app_name}_nginx_site"
echo "    echo \"    listen 127.0.0.1:\$${app_name_upper}_ONION_PORT default_server;\" >> \$${app_name}_nginx_site"
echo "    echo \"    server_name \$${app_name_upper}_ONION_HOSTNAME;\" >> \$${app_name}_nginx_site"
echo "    echo '' >> \$${app_name}_nginx_site"
echo "    nginx_compress \$${app_name_upper}_DOMAIN_NAME"
echo "    echo '' >> \$${app_name}_nginx_site"
echo "    nginx_disable_sniffing \$${app_name_upper}_DOMAIN_NAME"
echo "    echo '' >> \$${app_name}_nginx_site"
echo "    echo '  # Logs' >> \$${app_name}_nginx_site"
echo "    echo '  access_log /dev/null;' >> \$${app_name}_nginx_site"
echo "    echo '  error_log /dev/null;' >> \$${app_name}_nginx_site"
echo "    echo '' >> \$${app_name}_nginx_site"
echo "    echo '  # Root' >> \$${app_name}_nginx_site"
echo "    echo \"  root /var/www/\$${app_name_upper}_DOMAIN_NAME/htdocs;\" >> \$${app_name}_nginx_site"
echo "    echo '' >> \$${app_name}_nginx_site"
if [[ "$app_php" == 'yes' ]]; then
    echo "    echo '  index index.php;' >> \$${app_name}_nginx_site"
    echo "    echo '  location ~ \.php {' >> \$${app_name}_nginx_site"
    echo "    echo '    include snippets/fastcgi-php.conf;' >> \$${app_name}_nginx_site"
    echo "    echo '    fastcgi_pass unix:/var/run/php/php7.0-fpm.sock;' >> \$${app_name}_nginx_site"
    echo "    echo '    fastcgi_read_timeout 30;' >> \$${app_name}_nginx_site"
    echo "    echo '  }' >> \$${app_name}_nginx_site"
    echo "    echo '' >> \$${app_name}_nginx_site"
else
    echo "        echo '  index index.html;' >> \$${app_name}_nginx_site"
fi
echo "    echo '  # Location' >> \$${app_name}_nginx_site"
echo "    echo '  location / {' >> \$${app_name}_nginx_site"
echo "    nginx_limits \$${app_name_upper}_DOMAIN_NAME '15m'"
if [ ! $app_daemon ]; then
    echo "    echo '    try_files \$uri \$uri/ index.html;' >> \$${app_name}_nginx_site"
else
    echo "    echo \"    proxy_pass http://localhost:\$${app_name_upper}_PORT_INTERNAL;\" >> \$${app_name}_nginx_site"
fi
echo "    echo '  }' >> \$${app_name}_nginx_site"
echo "    echo '}' >> \$${app_name}_nginx_site"
if [[ "$app_php" == 'yes' ]]; then
    echo ''
    echo '    configure_php'
fi
if [ $app_daemon ]; then
    echo ''
    echo "    useradd -d TODO_PATH_TO_INSTALL -s /bin/false ${app_name}"
    echo ''
    echo "    echo '[Unit]' > /etc/systemd/system/${app_name}.service"
    echo "    echo 'Description=${app_name}' >> /etc/systemd/system/${app_name}.service"
    echo "    echo 'After=syslog.target' >> /etc/systemd/system/${app_name}.service"
    echo "    echo 'After=network.target' >> /etc/systemd/system/${app_name}.service"
    echo "    echo '' >> /etc/systemd/system/${app_name}.service"
    echo "    echo '[Service]' >> /etc/systemd/system/${app_name}.service"
    echo "    echo 'Type=simple' >> /etc/systemd/system/${app_name}.service"
    echo "    echo 'User=${app_name}' >> /etc/systemd/system/${app_name}.service"
    echo "    echo 'Group=${app_name}' >> /etc/systemd/system/${app_name}.service"
    if [ ! $app_dir ]; then
        echo "    echo 'WorkingDirectory=TODO' >> /etc/systemd/system/${app_name}.service"
    else
        echo "    echo 'WorkingDirectory=${app_dir}' >> /etc/systemd/system/${app_name}.service"
    fi
    echo "    echo 'ExecStart=TODO' >> /etc/systemd/system/${app_name}.service"
    echo "    echo 'Restart=always' >> /etc/systemd/system/${app_name}.service"
    echo "    echo 'Environment=\"USER=${app_name}\"' >> /etc/systemd/system/${app_name}.service"
    echo "    echo '' >> /etc/systemd/system/${app_name}.service"
    echo "    echo '[Install]' >> /etc/systemd/system/${app_name}.service"
    echo "    echo 'WantedBy=multi-user.target' >> /etc/systemd/system/${app_name}.service"
    echo "    systemctl enable ${app_name}"
    if [ $app_dir ]; then
        echo "    chown -R ${app_name}:${app_name} ${app_dir}"
    fi
    echo "    systemctl start ${app_name}"
fi
echo ''
echo "    create_site_certificate \$${app_name_upper}_DOMAIN_NAME 'yes'"
echo ''
echo "    nginx_ensite \$${app_name_upper}_DOMAIN_NAME"
echo ''
if [[ "$database_type" == "mariadb" || "$database_type" == "mysql" ]]; then
    echo '    systemctl restart mariadb'
fi
if [[ "$app_php" == 'yes' ]]; then
    echo '    systemctl restart php7.0-fpm'
fi
echo '    systemctl restart nginx'
echo ''
echo "    \${PROJECT_NAME}-pass -u \$MY_USERNAME -a ${app_name} -p \"\$${app_name_upper}_ADMIN_PASSWORD\""
echo "    set_completion_param \"${app_name} domain\" \"\$${app_name_upper}_DOMAIN_NAME\""
if [ $app_port ]; then
    echo ''
    echo "    firewall_add ${app_name} ${app_port} tcp"
fi
echo ''
echo '    APP_INSTALLED=1'
echo '}'
echo ''
echo '# NOTE: deliberately there is no "exit 0"'