#!/bin/bash

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

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

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

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

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

# 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

# Retrieve arguments
domain=$YNH_APP_ARG_DOMAIN
path_url=$YNH_APP_ARG_PATH
redirect_type=$YNH_APP_ARG_REDIRECT_TYPE
redirect_path=$YNH_APP_ARG_REDIRECT_PATH

# Check domain/path availability
ynh_webpath_register $app $domain $path_url

# Validate redirect path
url_regex='(https?|ftp|file)://[-A-Za-z0-9\+&@#/%?=~_|!:,.;]*[-A-Za-z0-9\+&@#/%=~_|]'
[[ ! $redirect_path =~ $url_regex ]] && ynh_die "Invalid destination: $redirect_path" 1

# Save extra settings
ynh_app_setting_set $app redirect_type "$redirect_type"
ynh_app_setting_set $app redirect_path "$redirect_path"

# Nginx configuration
for FILE in $(ls ../conf/nginx-*.conf)
do
    ynh_replace_string "YNH_LOCATION" "$path_url" $FILE
done
if [ "$redirect_type" = "public_302" ];
then
    ynh_replace_string "YNH_REDIRECT_PATH" "$redirect_path" ../conf/nginx-visible-302.conf
    cp ../conf/nginx-visible-302.conf /etc/nginx/conf.d/$domain.d/$app.conf
elif [ "$redirect_type" = "public_301" ];
then
    ynh_replace_string "YNH_REDIRECT_PATH" "$redirect_path" ../conf/nginx-visible-301.conf
    cp ../conf/nginx-visible-301.conf /etc/nginx/conf.d/$domain.d/$app.conf
elif [ "$redirect_type" = "public_proxy" ] || [ "$redirect_type" = "private_proxy" ];
then
    ynh_replace_string "YNH_REDIRECT_PATH" "$redirect_path" ../conf/nginx-proxy.conf
    cp ../conf/nginx-proxy.conf /etc/nginx/conf.d/$domain.d/$app.conf
fi

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

# Make app public if necessary
if [ "$redirect_type" != "private_proxy" ]
then
	# unprotected_uris allows SSO credentials to be passed anyway.
	ynh_app_setting_set "$app" unprotected_uris "/"
fi

# Reload Nginx and regenerate SSOwat conf
service nginx reload