#!/bin/bash

hestia_module_web_setup() {
    source $HESTIA/bin/module/func.inc

    apache_installed=$(hestia_module_isinstalled apache)
    nginx_installed=$(hestia_module_isinstalled nginx)

    if [ "$apache_installed" ] && [ ! "$nginx_installed" ] ; then
        echo "Setup Web module (Apache only)..."
        osal_kv_write $HESTIA/conf/hestia.conf  'WEB_SYSTEM' 'httpd'
        osal_kv_write $HESTIA/conf/hestia.conf  'WEB_RGROUPS' $OSAL_USER_APACHE_DATA
        osal_kv_write $HESTIA/conf/hestia.conf  'WEB_PORT' '80'
        osal_kv_write $HESTIA/conf/hestia.conf  'WEB_SSL_PORT' '443'
        osal_kv_write $HESTIA/conf/hestia.conf  'WEB_SSL' 'mod_ssl'
        osal_kv_delete $HESTIA/conf/hestia.conf 'PROXY_SYSTEM'
        osal_kv_delete $HESTIA/conf/hestia.conf 'PROXY_PORT'
        osal_kv_delete $HESTIA/conf/hestia.conf 'PROXY_SSL_PORT'

        osal_kv_write $HESTIA_CONF_MODULES/web.conf 'installed' '1'
        osal_kv_write $HESTIA_CONF_MODULES/web.conf 'enabled' '1'
        osal_kv_write $HESTIA_CONF_MODULES/web.conf 'variant' 'apache2'
        osal_kv_write $HESTIA_CONF_MODULES/web.conf 'version' '1'
        osal_kv_write $HESTIA_CONF_MODULES/web.conf 'service_name' $OSAL_SERVICE_APACHE
    elif [ "$apache_installed" ] && [ "$nginx_installed" ] ; then
        echo "Setup Web module (Apache + Nginx)..."
        osal_kv_write $HESTIA/conf/hestia.conf  'WEB_SYSTEM' 'httpd'
        osal_kv_write $HESTIA/conf/hestia.conf  'WEB_RGROUPS' $OSAL_USER_APACHE_DATA
        osal_kv_write $HESTIA/conf/hestia.conf  'WEB_PORT' '8080'
        osal_kv_write $HESTIA/conf/hestia.conf  'WEB_SSL_PORT' '8443'
        osal_kv_write $HESTIA/conf/hestia.conf  'WEB_SSL' 'mod_ssl'
        osal_kv_write $HESTIA/conf/hestia.conf  'PROXY_SYSTEM' 'nginx'
        osal_kv_write $HESTIA/conf/hestia.conf  'PROXY_PORT' '80'
        osal_kv_write $HESTIA/conf/hestia.conf  'PROXY_SSL_PORT' '443'

        osal_kv_write $HESTIA_CONF_MODULES/web.conf 'installed' '1'
        osal_kv_write $HESTIA_CONF_MODULES/web.conf 'enabled' '1'
        osal_kv_write $HESTIA_CONF_MODULES/web.conf 'variant' 'apache2+nginx'
        osal_kv_write $HESTIA_CONF_MODULES/web.conf 'version' '1'
        osal_kv_write $HESTIA_CONF_MODULES/web.conf 'service_name' "$OSAL_SERVICE_APACHE $OSAL_SERVICE_NGINX"
    elif [ ! "$apache_installed" ] && [ "$nginx_installed" ]; then
        echo "Setup Web module (Nginx only)..."
        osal_kv_write $HESTIA/conf/hestia.conf  'WEB_SYSTEM' 'nginx'
        osal_kv_delete $HESTIA/conf/hestia.conf 'WEB_RGROUPS'
        osal_kv_write $HESTIA/conf/hestia.conf  'WEB_PORT' '80'
        osal_kv_write $HESTIA/conf/hestia.conf  'WEB_SSL_PORT' '443'
        osal_kv_write $HESTIA/conf/hestia.conf  'WEB_SSL' 'openssl'
        osal_kv_delete $HESTIA/conf/hestia.conf 'PROXY_SYSTEM'
        osal_kv_delete $HESTIA/conf/hestia.conf 'PROXY_PORT'
        osal_kv_delete $HESTIA/conf/hestia.conf 'PROXY_SSL_PORT'

        osal_kv_write $HESTIA_CONF_MODULES/web.conf 'installed' '1'
        osal_kv_write $HESTIA_CONF_MODULES/web.conf 'enabled' '1'
        osal_kv_write $HESTIA_CONF_MODULES/web.conf 'variant' 'nginx'
        osal_kv_write $HESTIA_CONF_MODULES/web.conf 'version' '1'
        osal_kv_write $HESTIA_CONF_MODULES/web.conf 'service_name' $OSAL_SERVICE_NGINX
    else
        echo "Remove Web module setup..."
        osal_kv_write $HESTIA/conf/hestia.conf  'WEB_SYSTEM' 'no'
        osal_kv_delete $HESTIA/conf/hestia.conf 'WEB_RGROUPS'
        osal_kv_delete $HESTIA/conf/hestia.conf 'WEB_PORT' '80'
        osal_kv_delete $HESTIA/conf/hestia.conf 'WEB_SSL_PORT' '443'
        osal_kv_delete $HESTIA/conf/hestia.conf 'WEB_SSL' 'openssl'
        osal_kv_delete $HESTIA/conf/hestia.conf 'PROXY_SYSTEM'
        osal_kv_delete $HESTIA/conf/hestia.conf 'PROXY_PORT'
        osal_kv_delete $HESTIA/conf/hestia.conf 'PROXY_SSL_PORT'

        osal_kv_write $HESTIA_CONF_MODULES/web.conf 'installed' '0'
        osal_kv_write $HESTIA_CONF_MODULES/web.conf 'enabled' '0'
        osal_kv_write $HESTIA_CONF_MODULES/web.conf 'variant' ''
        osal_kv_write $HESTIA_CONF_MODULES/web.conf 'version' ''
        osal_kv_write $HESTIA_CONF_MODULES/web.conf 'service_name' ''
    fi

    osal_kv_write $HESTIA_CONF_MODULES/web.conf 'description' 'Hestia Web module'

    if [ "$apache_installed" ] || [ "$nginx_installed" ] ; then
        $BIN/hestia module web setup-ips

        # FIXME: setup PHP support
        php_variant=$(hestia_module_variant_installed php)
        if [ "$apache_installed" ]; then
            # Enable mod_ruid/mpm_itk or mpm_event
            if [ "$php_variant" = 'php-fpm' ]; then
                # Disable prefork and php, enable event
                osal_apache_module_disable php$fpm_v > /dev/null 2>&1
                osal_apache_module_disable mpm_prefork > /dev/null 2>&1
                osal_apache_module_enable mpm_event > /dev/null 2>&1
                cp -f $HESTIA_INSTALL_DIR/apache2/hestia-event.conf /etc/apache2/conf.d/
            else
                # FIXME: enable only if needed
                osal_apache_module_enable ruid2 > /dev/null 2>&1
            fi
        fi

        # Rebuild domains
        for user in $($HESTIA/bin/v-list-sys-users plain); do
            echo "Rebuilding web domains for user $user"
            $BIN/v-rebuild-web-domains $user 'no' > /dev/null 2>&1
        done

        osal_service_stop $OSAL_SERVICE_NGINX > /dev/null 2>&1
        osal_service_stop $OSAL_SERVICE_APACHE > /dev/null 2>&1

        if [ "$apache_installed" ]; then
            osal_service_enable $OSAL_SERVICE_APACHE
            osal_service_start $OSAL_SERVICE_APACHE
        fi

        if [ "$nginx_installed" ]; then
            osal_service_enable $OSAL_SERVICE_NGINX
            osal_service_start $OSAL_SERVICE_NGINX
        fi
        check_result $? "Nginx start failed"
    fi
}