#!/bin/bash

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

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

#=================================================
# STANDARD MODIFICATIONS
#=================================================
# CREATE A MYSQL SUPERUSER
#=================================================

# Setup a privileged user for phpmyadmin (to prevent using MySQL root user)
db_admin_user="${app}_root"
ynh_app_setting_set --app=$app --key=db_admin_user --value=$db_admin_user
db_admin_pwd="$(ynh_string_random)"
ynh_app_setting_set --app=$app --key=db_admin_pwd --value=$db_admin_pwd

if ! ynh_mysql_user_exists --user=$db_admin_user
then
  ynh_mysql_create_user $db_admin_user "$db_admin_pwd"
  ynh_mysql_execute_as_root --sql="GRANT ALL PRIVILEGES ON *.* TO '$db_admin_user'@'localhost' IDENTIFIED BY '$db_admin_pwd' WITH GRANT OPTION; FLUSH PRIVILEGES;" --database=mysql
fi

#=================================================
# DOWNLOAD, CHECK AND UNPACK SOURCE
#=================================================
ynh_script_progression --message="Setting up source files..." --weight=6

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

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

#=================================================
# NGINX CONFIGURATION
#=================================================
ynh_script_progression --message="Configuring NGINX web server..." --weight=3

# Create a dedicated NGINX config
ynh_add_nginx_config

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

# Create a dedicated PHP-FPM config
ynh_add_fpm_config

#=================================================
# SPECIFIC SETUP
#=================================================
# POPULATE THE DATABASE
#=================================================
ynh_script_progression --message="Filling database..." --weight=3

ynh_replace_string --match_string="phpmyadmin" --replace_string="$db_name" --target_file=$install_dir/sql/create_tables.sql
ynh_mysql_connect_as --user="$db_name" --password="$db_pwd" --database="$db_name" \
    < $install_dir/sql/create_tables.sql

#=================================================
# CONFIGURE PHPMYADMIN
#=================================================
ynh_script_progression --message="Configuring phpMyAdmin..."

ynh_add_config --template="../conf/config.inc.php" --destination="$install_dir/config.inc.php"
# config.inc.php contains sensitive data, restrict its access
chown $app: $install_dir/config.inc.php
chmod 640 $install_dir/config.inc.php

#=================================================
# GENERIC FINALIZATION
#=================================================
# SECURE FILES AND DIRECTORIES
#=================================================

# Setup phpMyAdmin temporary folder
mkdir -p $install_dir/tmp
chown $app: $install_dir/tmp

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

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