yourls_ynh/scripts/upgrade

#!/bin/bash

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

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

#=================================================
# LOAD SETTINGS
#=================================================

app=$YNH_APP_INSTANCE_NAME

domain=$(ynh_app_setting_get $app domain)
path_url=$(ynh_app_setting_get $app path)
admin=$(ynh_app_setting_get $app admin)
final_path=$(ynh_app_setting_get $app final_path)
db_name=$(ynh_app_setting_get $app db_name)



if [ -z $db_name ]; then	# If db_name doesn't exist, create it
	db_name=$(ynh_sanitize_dbid $app)
	ynh_app_setting_set $app db_name $db_name
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

#=================================================
# 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
#=================================================

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

#=================================================
# STANDARD UPGRADE STEPS
#=================================================
# DOWNLOAD, CHECK AND UNPACK SOURCE
#=================================================
# Download, check integrity, uncompress and patch the source from app.src
# Create a temporary directory along with /user/plugin sub directory in it
tmpdir="$(mktemp -d)"
mkdir -p "$tmpdir/user/"

# Backup the app files in the temp dir
sudo cp -a "$final_path/index.php" "$tmpdir"
sudo cp -a "$final_path/.htaccess" "$tmpdir"
sudo cp -a "$final_path/user/config.php" "$tmpdir/user"

# Remove the app directory securely
ynh_secure_remove "$final_path"

# Download, check integrity, uncompress and patch the source from app.src
ynh_setup_source "$final_path"

# Copy the app files from tmp to final_path
sudo cp -a "$tmpdir/index.php" "$final_path"
sudo cp -a "$tmpdir/.htaccess" "$final_path"
sudo cp -a "$tmpdir/user/config.php" "$final_path/user"

# The script "add_sso_conf.py" will just add en entry for the path "/admin" in the sso conf.json.persistent file in the cathegory "protected_urls".
cp ../conf/add_sso_conf.py $final_path
cp ../conf/remove_sso_conf.py $final_path
ynh_replace_string "__DOMAIN__" "$domain"   "$final_path/add_sso_conf.py"
if [ "$path_url" != "/" ]; then
	ynh_replace_string "__PATH__"   "$path_url" "$final_path/add_sso_conf.py"
    ynh_replace_string "__PATH__"   "$path_url" "$final_path/remove_sso_conf.py"
else
	ynh_replace_string "__PATH__"   "" "$final_path/add_sso_conf.py"
    ynh_replace_string "__PATH__"   "" "$final_path/remove_sso_conf.py"
fi
ynh_replace_string "__DOMAIN__" "$domain"   "$final_path/remove_sso_conf.py"

#remove tmp dir
sudo rm -Rf "$tmpdir"

#=================================================
# 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

# Verify the checksum and backup the file if it's different
ynh_backup_if_checksum_is_different "$final_path/user/config.php"
# Recalculate and store the config file checksum into the app settings
ynh_store_file_checksum "$final_path/user/config.php"

# Set right permissions for curl installation
chown -R $app: $final_path

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

ynh_app_setting_set $app unprotected_uris "/"

# Restrict access to admin only
yunohost app addaccess --users=$admin $app
yunohost app ssowatconf


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

sudo systemctl reload nginx