#!/bin/bash

set -eu
source _common.sh
source /usr/share/yunohost/helpers

# manage script failure
ynh_abort_if_errors

# retrieve arguments
app=$YNH_APP_INSTANCE_NAME
domain=$(ynh_app_setting_get "$app" domain)
path_url=$(ynh_app_setting_get "$app" path)
is_public=$(ynh_app_setting_get "$app" is_public)
admin_user=$(ynh_app_setting_get "$app" admin_user)
backup_core_only=$(ynh_app_setting_get "$app" backup_core_only)

# definie useful vars
final_path="/var/www/$app"
data_path="/home/yunohost.app/$app"

# use prior backup and restore on error only if backup feature exists on installed instance
if [ -f "/etc/yunohost/apps/$app/scripts/backup" ] ; then
  ynh_backup_before_upgrade # Backup the current version of the app
  ynh_clean_setup () {
      ynh_restore_upgradebackup
  }
fi

# add required packages
ynh_install_app_dependencies "$PKG_DEPENDENCIES"

# create a dedicated system user
ynh_system_user_create "$app"

# download & unpack bozon
TMPDIR=$(mktemp -d)
ynh_setup_source "$TMPDIR"

# clean & copy files needed to final folder 
myynh_clean_source
[ -e "$TMPDIR/config.php" ] && rm "$TMPDIR/config.php"
cp -a "$TMPDIR/." "$final_path"
rm -R "$TMPDIR"

# set permissions
myynh_set_permissions

# configure nginx settings
if [ "$path_url" != "/" ]; then
	ynh_replace_string "^#sub_path_only" "" "../conf/nginx.conf"
fi
ynh_add_nginx_config

# copy and set php-fpm configuration
ynh_add_fpm_config

# if app is private, remove url to SSOWat conf from skipped_uris
if [ $is_public -eq 0 ]
then
	ynh_app_setting_delete "$app" unprotected_regex # in old script unprotected_regex was used in place of protected_regex
	# escape magic chars in vars (lua magic chars are ().%+-*?[^$ according to https://www.lua.org/pil/20.2.html)
	domainluaregex=$(echo "$domain" | sed -e 's/[]().%+*?[^$[]/\%&/g' | sed -e 's/\-/\%&/g')
	pathluaregex=$([ "$path_url" == "/" ] || echo "$path_url" | sed -e 's/[]().%+*?[^$[]/\%&/g' | sed -e 's/\-/\%&/g')
	regexList="${domainluaregex}${pathluaregex}/index%.php$","${domainluaregex}${pathluaregex}/index%.php%?p=.*$"
	ynh_app_setting_set "$app" protected_regex "$regexList"
else
	ynh_app_setting_set "$app" unprotected_uris "/"
fi

# Purge php sessions stored in /var/lib/phpx/sessions
if [ -d "/usr/lib/php5" ]; then
    [ -x /usr/lib/php5/sessionclean ] && /usr/lib/php5/sessionclean
elif [ -d "/usr/lib/php" ]; then
    [ -x /usr/lib/php/sessionclean ] && /usr/lib/php/sessionclean
fi