#!/bin/bash

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

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

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

ynh_clean_setup () {
	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=$YNH_APP_ARG_IS_PUBLIC
admin=$YNH_APP_ARG_ADMIN

app=$YNH_APP_INSTANCE_NAME

secret_key=$(ynh_string_random --length=24)

#=================================================
# CHECK IF THE APP CAN BE INSTALLED WITH THESE ARGS
#=================================================
ynh_script_progression --message="Validating installation parameters..." --weight=1

final_path=/var/www/$app
test ! -e "$final_path" || ynh_die --message="This path already contains a folder"

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

#=================================================
# STORE SETTINGS FROM MANIFEST
#=================================================
ynh_script_progression --message="Storing installation settings..." --weight=2

ynh_app_setting_set --app=$app --key=domain --value=$domain
ynh_app_setting_set --app=$app --key=path --value=$path_url
ynh_app_setting_set --app=$app --key=admin --value=$admin
ynh_app_setting_set --app=$app --key=secret_key --value=$secret_key

#=================================================
# STANDARD MODIFICATIONS
#=================================================
# INSTALL DEPENDENCIES
#=================================================
ynh_script_progression --message="Installing dependencies..." --weight=25

ynh_install_app_dependencies $pkg_dependencies

#=================================================
# CREATE DEDICATED USER
#=================================================
ynh_script_progression --message="Configuring system user..." --weight=1

# Create a system user
ynh_system_user_create --username=$app --home_dir="$final_path"

#=================================================
# CREATE A MYSQL DATABASE
#=================================================
ynh_script_progression --message="Creating a MySQL database..." --weight=1

db_name=$(ynh_sanitize_dbid --db_name=$app)
db_user=$db_name
ynh_app_setting_set --app=$app --key=db_name --value=$db_name
ynh_mysql_setup_db --db_user=$db_user --db_name=$db_name

#=================================================
# DOWNLOAD, CHECK AND UNPACK SOURCE
#=================================================
ynh_script_progression --message="Setting up source files..." --weight=2

ynh_app_setting_set --app=$app --key=final_path --value=$final_path
# Download, check integrity, uncompress and patch the source from app.src
ynh_setup_source --dest_dir="$final_path"

chmod 750 "$final_path"
chmod -R o-rwx "$final_path"
chown -R $app:www-data "$final_path"

#=================================================
# PHP-FPM CONFIGURATION
#=================================================
ynh_script_progression --message="Configuring PHP-FPM..." --weight=2

# Create a dedicated PHP-FPM config
ynh_add_fpm_config --usage=low --footprint=low
phpversion=$(ynh_app_setting_get --app=$app --key=phpversion)

#=================================================
# NGINX CONFIGURATION
#=================================================
ynh_script_progression --message="Configuring NGINX web server..." --weight=1

# Create a dedicated NGINX config
ynh_add_nginx_config

#=================================================
# SPECIFIC SETUP
#=================================================
# LOAD DEFAULT DATABASE
#=================================================
ynh_script_progression --message="Loading default database..." --weight=2

# Load default ampache database
ynh_mysql_connect_as --user=$db_user --password="$db_pwd" --database=$db_name < "$final_path/resources/sql/ampache.sql"

#=================================================
# INSTALL MULTIMEDIA DIRECTORIES
#=================================================
ynh_script_progression --message="Installing multimedia directories..." --weight=5

ynh_multimedia_build_main_dir

#=================================================
# ADD A CONFIGURATION
#=================================================
ynh_script_progression --message="Adding a configuration file..." --weight=2

ynh_add_config --template="../conf/ampache.cfg.php" --destination="$final_path/config/ampache.cfg.php"

chmod 600 "$final_path/config/ampache.cfg.php"
chown $app: "$final_path/config/ampache.cfg.php"

#=================================================
# INSTALL WITH COMPOSER
#=================================================
ynh_script_progression --message="Installing with Composer..." --weight=45

# Install composer
ynh_install_composer --workdir=$final_path

#=================================================
# SETUP APPLICATION WITH CURL
#=================================================
ynh_script_progression --message="Setuping application with CURL..." --weight=5

# Set the app as temporarily public for curl call
ynh_script_progression --message="Configuring SSOwat..." --weight=1
# Making the app public for curl
ynh_permission_update --permission="main" --add="visitors"

# Reload NGINX
ynh_systemd_action --service_name=nginx --action=reload

# Installation with curl
ynh_script_progression --message="Finalizing installation..." --weight=1
ynh_local_curl /update.php?action=update

# Remove the public access
ynh_permission_update --permission="main" --remove="visitors"

#=================================================
# LOAD ADMIN DATABASE
#=================================================
ynh_script_progression --message="Loading admin database..." --weight=2

cp ../conf/admin.sql /tmp/
ynh_replace_string --match_string="__ADMIN__" --replace_string="$admin" --target_file=/tmp/admin.sql

ynh_mysql_connect_as --user=$db_user --password="$db_pwd" --database=$db_name < /tmp/admin.sql

ynh_secure_remove --file=/tmp/admin.sql

#=================================================
# GENERIC FINALIZATION
#=================================================
# SETUP LOGROTATE
#=================================================
ynh_script_progression --message="Configuring log rotation..." --weight=1

mkdir -p "/var/log/$app"
chown $app: "/var/log/$app"
# Use logrotate to manage application logfile(s)
ynh_use_logrotate

#=================================================
# SETUP SSOWAT
#=================================================
ynh_script_progression --message="Configuring permissions..." --weight=1

# Make app public if necessary
if [ $is_public -eq 1 ]
then
	# Everyone can access the app.
	# The "main" permission is automatically created before the install script.
	ynh_permission_update --permission="main" --add="visitors"
fi

#=================================================
# RELOAD NGINX
#=================================================
ynh_script_progression --message="Reloading NGINX web server..." --weight=1

ynh_systemd_action --service_name=nginx --action=reload

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

ynh_script_progression --message="Installation of $app completed" --last