#!/bin/bash

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

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

#=================================================
# MANAGE SCRIPT FAILURE
#=================================================

ynh_clean_setup () {
	### Remove this function if there's nothing to clean before calling the remove script.
	true
}
# Exit if an error occurs during the execution of the script
ynh_abort_if_errors

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

domain=$YNH_APP_ARG_DOMAIN
path_url=$YNH_APP_ARG_PATH
is_public=$YNH_APP_ARG_IS_PUBLIC
# This is a multi-instance app, meaning it can be installed several times independently
# The id of the app as stated in the manifest is available as $YNH_APP_ID
# The instance number is available as $YNH_APP_INSTANCE_NUMBER (equals "1", "2", ...)
# The app instance name is available as $YNH_APP_INSTANCE_NAME
#    - the first time the app is installed, YNH_APP_INSTANCE_NAME = ynhexample
#    - the second time the app is installed, YNH_APP_INSTANCE_NAME = ynhexample__2
#    - ynhexample__{N} for the subsequent installations, with N=3,4, ...
# The app instance name is probably what you are interested the most, since this is
# guaranteed to be unique. This is a good unique identifier to define installation path,
# db names, ...
app=$YNH_APP_INSTANCE_NAME

#=================================================
# CHECK IF THE APP CAN BE INSTALLED WITH THESE ARGS
#=================================================
ynh_print_info "Validating installation parameters..."

### If the app uses nginx as web server (written in HTML/PHP in most cases), the final path should be "/var/www/$app".
### If the app provides an internal web server (or uses another application server such as uwsgi), the final path should be "/opt/yunohost/$app"
final_path=/var/www/$app
test ! -e "$final_path" || ynh_die "This path already contains a folder"

# Register (book) web path
ynh_webpath_register $app $domain $path_url

#=================================================
# STORE SETTINGS FROM MANIFEST
#=================================================
ynh_print_info "Storing installation settings..."

ynh_app_setting_set $app domain $domain
ynh_app_setting_set $app path $path_url
ynh_app_setting_set $app is_public $is_public

#=================================================
# STANDARD MODIFICATIONS
#=================================================
#=================================================
# DOWNLOAD, CHECK AND UNPACK SOURCE
#=================================================
ynh_print_info "Setting up source files..."

### `ynh_setup_source` is used to install an app from a zip or tar.gz file,
### downloaded from an upstream source, like a git repository.
### `ynh_setup_source` use the file conf/app.src

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

#=================================================
# NGINX CONFIGURATION
#=================================================
ynh_print_info "Configuring nginx web server..."

### `ynh_add_nginx_config` will use the file conf/nginx.conf

# Create a dedicated nginx config
ynh_add_nginx_config

#=================================================
# CREATE DEDICATED USER
#=================================================
ynh_print_info "Configuring system user..."

# Create a system user
ynh_system_user_create $app

#=================================================
# PHP-FPM CONFIGURATION
#=================================================
ynh_print_info "Configuring php-fpm..."

### `ynh_add_fpm_config` is used to set up a PHP config.
### You can remove it if your app doesn't use PHP.
### `ynh_add_fpm_config` will use the files conf/php-fpm.conf and conf/php-fpm.ini
### If you're not using these lines:
###		- You can remove these files in conf/.
###		- Remove the section "BACKUP THE PHP-FPM CONFIGURATION" in the backup script
###		- Remove also the section "REMOVE PHP-FPM CONFIGURATION" in the remove script
###		- As well as the section "RESTORE THE PHP-FPM CONFIGURATION" in the restore script
###		With the reload at the end of the script.
###		- And the section "PHP-FPM CONFIGURATION" in the upgrade script

# Create a dedicated php-fpm config
ynh_add_fpm_config



#=================================================
# SETUP APPLICATION WITH CURL
#=================================================

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


#=================================================
# SETUP SSOWAT
#=================================================
ynh_print_info "Configuring SSOwat..."

# Make app public if necessary
if [ $is_public -eq 1 ]
then
	# unprotected_uris allows SSO credentials to be passed anyway.
	ynh_app_setting_set $app unprotected_uris "/"
fi

#=================================================
# RELOAD NGINX
#=================================================
ynh_print_info "Reloading nginx web server..."

systemctl reload nginx

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

ynh_print_info "Installation of $app completed"