#!/bin/bash

#=================================================
# GENERIC STARTING
#=================================================
# IMPORT GENERIC HELPERS
#=================================================

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

#=================================================
# LOAD SETTINGS
#=================================================
export app=$YNH_APP_INSTANCE_NAME

export domain=$(ynh_app_setting_get $app domain)
export path_url=$(ynh_app_setting_get $app path)
export admin=$(ynh_app_setting_get $app admin)
export final_path=$(ynh_app_setting_get $app final_path)
export is_public=$(ynh_app_setting_get $app is_public)
export prefix=$(ynh_app_setting_get $app prefix)
export db_pwd=$(ynh_app_setting_get $app mysqlpwd)
export db_name=$(ynh_app_setting_get $app db_name)
export db_user=$(ynh_app_setting_get $app db_user)

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

ynh_abort_if_up_to_date

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

# 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

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

path_url=$(ynh_normalize_url_path $path_url)	# Vérifie et corrige la syntaxe du path.

#=================================================
# STEP Migrations
#=================================================
if ynh_version_le "2.0.5" ; then
    is_public=${is_public:-0}
    prefix=${prefix:-prefix_}
    db_name=${db_name:-$app}
    final_path=$(ynh_app_setting_get $app local_path)

    ynh_install_app_dependencies $pkg_dependencies
    # Move the upload dir to final_path if needed
    # The upload dir can't be symlinked in home (not supported by LS)
    upload_path=/home/yunohost.app/$app/upload
    if [ -h $final_path/upload ]; then
        rm $final_path/upload
        mv $upload_path $final_path/
    fi
    
    ynh_app_setting_delete $app skipped_uris
    ynh_sso_access "/index.php?r=admin,/index.php?r=plugins,/scripts"

    ynh_configure migrations/2.0.5.sql ./2.0.5.sql
    mysql -u $app -p$db_pwd $db_name < ./2.0.5.sql
fi
if ynh_version_le "2.62.2-1" ; then
    is_public=${is_public:-0}
    prefix=${prefix:-prefix_}
    db_name=${db_name:-$app}
    final_path=$(ynh_app_setting_get $app local_path)
    ynh_save_args path_url is_public prefix db_name final_path db_user
fi
if ynh_version_le "2.62.2-2" ; then
    # Move old templates  and themes in backup dir
    mv $final_path/upload/templates /home/yunohost.backup/$app.bkp/old-templates
    mkdir -p /home/yunohost.backup/$app.bkp/old-themes
    mv $final_path/themes/* /home/yunohost.backup/$app.bkp/old-themes/
fi

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

# Backup config, plugins and themes and delete previous files
ynh_keep_if_no_upgrade themes/admin/* themes/question/* themes/survey/* plugins/*
ynh_keep application/config/config.php upload

# Copie new files and restore config, plugins, upload and themes
ynh_secure_remove $final_path
ynh_setup_source "$final_path"	# Télécharge la source, décompresse et copie dans $final_path

# Restore config, plugins and themes
ynh_restore_persistent

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

ynh_add_nginx_config

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

ynh_system_user_create $app	# Create the dedicated user, if not exist

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

ynh_add_fpm_config	# Créer le fichier de configuration du pool php-fpm et le configure.

#=================================================
# SECURING FILES AND DIRECTORIES
#=================================================
set_permissions

#=================================================
# UPGRADE DB
#=================================================

# Migrate DB
cd $final_path/application/commands
ynh_exec_as "$app" php console.php updatedb 

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

ynh_system_reload nginx

#=================================================
# Send message to the admin
#=================================================

if ynh_version_le "2.62.2-2" ; then
    message="LimeSurvey has been upgraded from version to version 3, note this new version change completely the survey themes system. If you have added or created manually some templates they won't be available in your LimeSurvey, a copy of their source code has been done in /home/yunohost.backup/$app-old-templates/. See https://manual.limesurvey.org/New_Template_System_in_LS3.x"
    ynh_warn "$message"
    ynh_send_readme_to_admin "$message" "$admin"
fi