#!/bin/bash

#=================================================
# GENERIC START
#=================================================
# IMPORT GENERIC HELPERS
#=================================================

source _common.sh
source /usr/share/yunohost/helpers

#=================================================
# CHECK VERSION
#=================================================

upgrade_type=$(ynh_check_app_version_changed)

#=================================================
# STANDARD UPGRADE STEPS
#=================================================
# ENSURE DOWNWARD COMPATIBILITY
#=================================================
ynh_script_progression --message="Ensuring downward compatibility..." --weight=1

if [ -z "$admin" ]; then
	admin=$(ynh_app_setting_get --app="$app" --key=admin_user)
	if [ -z "$admin" ]; then
		ynh_die --message="no admin user found"
	fi;
	ynh_app_setting_delete --app="$app" --key=admin_user
	ynh_app_setting_set --app="$app" --key=admin --value="$admin"
fi

#=================================================
# DOWNLOAD, CHECK AND UNPACK SOURCE
#=================================================

if [ "$upgrade_type" == "UPGRADE_APP" ]
then
	ynh_script_progression --message="Upgrading source files..." --weight=1

	# Download, check integrity, uncompress and patch the source from app.src
	ynh_setup_source --dest_dir="$install_dir" --keep="data/config.php data/users/ extensions/"
fi

chmod -R o-rwx "$install_dir"
chown -R "$app":www-data "$install_dir"

#=================================================
# REAPPLY SYSTEM CONFIGURATIONS
#=================================================
ynh_script_progression --message="Upgrading system configurations related to $app..." --weight=1

#=================================================
# PHP CONFIGURATION
#=================================================
ynh_script_progression --message="Upgrading PHP configuration..."

# Create a dedicated PHP-FPM config
ynh_add_fpm_config

#=================================================
# NGINX CONFIGURATION
#=================================================
ynh_script_progression --message="Upgrading NGINX web server configuration..."

# Create a dedicated NGINX config
ynh_add_nginx_config

#=================================================
# CRON CONFIGURATION
#=================================================
ynh_script_progression --message="Upgrading Cron configuration..."

ynh_add_config --template="../conf/freshrss.cron" --destination="/etc/cron.d/$app"
chown root: "/etc/cron.d/$app"
chmod 644 "/etc/cron.d/$app"

#=================================================
# LOG FILES
#=================================================

if [ -f /tmp/FreshRSS.log ]; then
	ynh_secure_remove --file="/tmp/FreshRSS.log"
fi

if [ -f "$install_dir/$app.log" ]; then
	ynh_secure_remove --file="/var/www/$app/$app.log"
fi

log_path="/var/log/$app"
mkdir -p "$log_path"
chown "$app":www-data "$log_path"

#=================================================
# SETUP LOGROTATE
#=================================================
ynh_script_progression --message="Upgrading logrotate configuration..."

# Use logrotate to manage app-specific logfile(s)
ynh_use_logrotate --non-append

#=================================================
# SETUP FAIL2BAN
#=================================================
ynh_script_progression --message="Upgrading fail2ban configuration..."

# If it doesn't exist, create the logfile, required before configuring fail2ban
if [ ! -f "/var/log/${domain}-access.log" ]; then
	touch "/var/log/${domain}-access.log"
fi

# Create a dedicated Fail2Ban config
ynh_add_fail2ban_config --logpath="/var/log/${domain}-access.log" --failregex="<HOST> .* \"GET /api/.*\" 401" --max_retry=5

#=================================================
# SPECIFIC UPGRADE
#=================================================
# UPGRADING FRESHRSS
#=================================================
ynh_script_progression --message="Upgrading FreshRSS..." --weight=1

# reconfigure application with latest parameters
ynh_exec_warn_less ynh_exec_as "$app" "$install_dir/cli/reconfigure.php" --default_user "$admin" --auth_type http_auth --environment production --base_url "https://$domain$path" --title FreshRSS --api_enabled --db-type mysql --db-host localhost --db-user "$db_name" --db-password "$db_pwd" --db-base "$db_name"

#=================================================
# END OF SCRIPT
#=================================================

ynh_script_progression --message="Upgrade of $app completed" --last