#!/bin/bash

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

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

#=================================================
# CHECK VERSION
#=================================================

upgrade_type=$(ynh_check_app_version_changed)

#=================================================
# ENSURE DOWNWARD COMPATIBILITY
#=================================================
ynh_script_progression --message="Ensuring downward compatibility..." --weight=1

# If db_name doesn't exist, create it
if [ -z "${db_name:-}" ]; then
	db_name=$(ynh_sanitize_dbid --db_name=$app)
fi

# If data_dir doesn't exist, create it
if [ -z "${data_dir:-}" ]; then
	data_dir=/home/yunohost.app/$app
fi

#=================================================
# PHP-FPM CONFIGURATION
#=================================================
ynh_script_progression --message="Upgrading system configurations related to $app..." --weight=1

ynh_add_fpm_config

ynh_add_nginx_config

#=================================================
# Framaforms 2 Yakforms Backup
#=================================================

if [ "$upgrade_to_yakforms" = false ]
then
	update-alternatives --set php /usr/bin/php$phpversion
    upgrade_to_yakforms=true

	pushd "$install_dir"
    	ynh_exec_as $app env PATH=$PATH php framaforms2yakforms.php backup
    	ynh_exec_as $app env PATH=$PATH drush @$app dis framaforms
    	ynh_exec_as $app env PATH=$PATH drush @$app pm-uninstall framaforms
    	ynh_exec_as $app env PATH=$PATH drush @$app dis framaforms_share_results
    	ynh_exec_as $app env PATH=$PATH drush @$app pm-uninstall framaforms_share_results
    	ynh_exec_as $app env PATH=$PATH drush @$app dis framaforms_public_results
    	ynh_exec_as $app env PATH=$PATH drush @$app pm-uninstall framaforms_public_results
    	ynh_exec_as $app env PATH=$PATH drush @$app dis framaforms_spam
    	ynh_exec_as $app env PATH=$PATH drush @$app pm-uninstall framaforms_spam
	popd
	update-alternatives --set php /usr/bin/php${YNH_PHP_VERSION}
fi

#=================================================
# DOWNLOAD, CHECK AND UNPACK SOURCE
#=================================================

if [ "$upgrade_type" == "UPGRADE_APP" ]
then
	ynh_script_progression --message="Upgrading source files..." --weight=9

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

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

#=================================================
# UPGRADE COMPOSER
#=================================================
ynh_script_progression --message="Upgrading Composer..." --weight=3

ynh_install_composer --phpversion="$phpversion" --workdir="$install_dir/.composer"

export PATH="$install_dir/.composer/vendor/bin:$PATH"

#=================================================
# Framaforms 2 Yakforms Restore
#=================================================

if [ "$upgrade_to_yakforms" = true ]
then
	update-alternatives --set php /usr/bin/php$phpversion

	pushd "$install_dir"
    	ynh_exec_as $app env PATH=$PATH drush @$app en yakforms
    	ynh_exec_as $app env PATH=$PATH drush @$app dis yakforms_share_results
    	ynh_exec_as $app env PATH=$PATH drush @$app dis yakforms_public_results
    	ynh_exec_as $app env PATH=$PATH drush @$app dis yakforms_spam
    	ynh_exec_as $app env PATH=$PATH php framaforms2yakforms.php restore
    	ynh_exec_as $app env PATH=$PATH php framaforms2yakforms.php clean
	popd
	update-alternatives --set php /usr/bin/php${YNH_PHP_VERSION}
fi

#=================================================
# UPGRADE DRUPAL
#=================================================

if [ "$upgrade_type" == "UPGRADE_APP" ]
then
	ynh_script_progression --message="Upgrading Drupal..." --weight=30

	ynh_backup_if_checksum_is_different --file="$install_dir/app/sites/default/settings.php"

	update-alternatives --set php /usr/bin/php$phpversion

	pushd "$install_dir"
    	ynh_exec_as $app env PATH=$PATH drush @$app variable-set --exact maintenance_mode 1
    	ynh_exec_as $app env PATH=$PATH drush @$app cache-clear all
    	# ynh_exec_as $app env PATH=$PATH drush @$app pm-update -y drupal
    	# ynh_exec_as $app env PATH=$PATH drush @$app updatedb -y
    	ynh_exec_as $app env PATH=$PATH drush @$app cache-clear all
    	ynh_exec_as $app env PATH=$PATH drush @$app variable-set --exact maintenance_mode 0
	popd

	update-alternatives --set php /usr/bin/php${YNH_PHP_VERSION}
fi

#=================================================
# UPDATE A CONFIG FILE
#=================================================
ynh_script_progression --message="Updating a configuration file..."

chmod 600 "$install_dir/app/sites/default/settings.php"
chown $app:$app "$install_dir/app/sites/default/settings.php"

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

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