#!/bin/bash

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

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

#=================================================
# BACKUP BEFORE UPGRADE THEN ACTIVE TRAP
#=================================================

# Exit if an error occurs during the execution of the script
ynh_abort_if_errors

#=================================================
# RETRIEVE ARGUMENTS FROM THE MANIFEST
#=================================================

app=$YNH_APP_INSTANCE_NAME

# Set app specific variables
dbuser=$app

# Retrieve settings
domain=$(ynh_app_setting_get "$app" domain)
path_url=$(ynh_app_setting_get "$app" path)
admin=$(ynh_app_setting_get "$app" adminusername)
email=$(ynh_user_get_info "$admin" mail)
dbpass=$(ynh_app_setting_get "$app" mysqlpwd)
is_public=$(ynh_app_setting_get "$app"  is_public)
final_path=$(ynh_app_setting_get "$app" final_path)

if [[ -z "$is_public" ]]
then	# Old version doesnt have is_public settings
	is_public=0
	ynh_app_setting_set "$app" is_public "$is_public"
fi

# Fix is_public as a boolean value
if [ "$is_public" = "Yes" ]; then
	ynh_app_setting_set "$app" is_public 1
	is_public=1
elif [ "$is_public" = "No" ]; then
	ynh_app_setting_set "$app" is_public 0
	is_public=0
fi

# If final_path doesn't exist, create it
if [[ -z "$final_path" ]]
then
	final_path="/var/www/$app"
	ynh_app_setting_set "$app" final_path "$final_path"
fi

#=================================================
# CHECK THE PATH
#=================================================

# Normalize the URL path syntax
path_url=$(ynh_normalize_url_path $path_url)

# Backup the current version of the app
ynh_backup_before_upgrade
ynh_clean_setup () {
	# restore it if the upgrade fails
	ynh_restore_upgradebackup
}
# Exit if an error occurs during the execution of the script
ynh_abort_if_errors

#=================================================
# STANDARD UPGRADE STEPS
#=================================================
# DOWNLOAD, CHECK AND UNPACK SOURCE
#=================================================

# Move old app dir
mv "$final_path" "$final_path.old"

ynh_setup_source "$final_path"
mkdir -p "$final_path"/sessions

# restore data
cp -a "$final_path.old/data" "$final_path"

# restore plugins
if [ -e "$final_path.old/plugins" ]
then
	cp -a "$final_path.old/plugins" "$final_path"
fi
# delete temp directory
ynh_secure_remove "$final_path.old"

#=================================================
# NGINX CONFIGURATION
#=================================================

# Create a dedicated nginx config
ynh_add_nginx_config

#=================================================
# CREATE DEDICATED USER
#=================================================

# Create a system user
ynh_system_user_create "$app"

#=================================================
# PHP-FPM CONFIGURATION
#=================================================

# Create a dedicated php-fpm config
ynh_add_fpm_config

#=================================================
# INSTALL DEPENDENCIES
#=================================================

pkg_dependencies=php5-gd
if [ "$(lsb_release --codename --short)" != "jessie" ]; then
	pkg_dependencies="$pkg_dependencies php-zip"
fi
ynh_install_app_dependencies $pkg_dependencies

#=================================================
# SPECIFIC UPGRADE
#=================================================
# Create config.php
#=================================================

# Copy and edit config.php
config_php="$final_path/config.php"
cp ../conf/config.php "$config_php"

ynh_replace_string "yuno_dbpdw"  "$dbpass" "$config_php"
ynh_replace_string "yuno_dbuser" "$dbuser" "$config_php"
ynh_replace_string "yuno_admin"  "$admin"  "$config_php"
ynh_replace_string "yuno_email"  "$email"  "$config_php"
ynh_replace_string "yuno_domain" "$domain" "$config_php"

#=================================================
# Database initialization
#=================================================

(
        cd "$final_path"
        # Launch database migratio
        php cli db:migrate --no-interaction --verbose
        # Launch plugins migration
        php cli plugin:upgrade --no-interaction --verbose
)

#=================================================
# GENERIC FINALIZATION
#=================================================
# SECURE FILES AND DIRECTORIES
#=================================================

# Set permissions to kanboard and data directory
chown -R root:root "$final_path"
chown -R "$app" "$final_path"/{data,plugins,sessions}
chmod -R 700 "$final_path"/sessions

#=================================================
# SETUP SSOWAT
#=================================================

if [[ "$path_url" == "/" ]]
then
	# ynh panel is only comptable with non-root installation
	ynh_replace_string "	include conf.d/"  "	#include conf.d/"  "$finalnginxconf"

	ynh_store_file_checksum "$finalnginxconf"
else
	ynh_replace_string "^#sub_path_only"      ""   "$finalnginxconf"
	ynh_store_file_checksum "$finalnginxconf"
fi

# Make app public or private
if [[ "$is_public" -eq 1 ]];
then
	ynh_app_setting_set "$app" unprotected_uris "/"
	ynh_replace_string "define('LDAP_AUTH'.*$"        "define('LDAP_AUTH', true);"        "$config_php"
	ynh_replace_string "define('HIDE_LOGIN_FORM'.*$"  "define('HIDE_LOGIN_FORM', false);" "$config_php"
	ynh_replace_string "define('REMEMBER_ME_AUTH'.*$" "define('REMEMBER_ME_AUTH', true);" "$config_php"
	ynh_replace_string "define('DISABLE_LOGOUT'.*$"   "define('DISABLE_LOGOUT', false);"  "$config_php"
else
	ynh_app_setting_set "$app" unprotected_uris "/jsonrpc.php"
fi

#=================================================
# RELOAD NGINX
#=================================================

service php5-fpm restart
systemctl reload nginx