#!/bin/bash

set -eu -o pipefail

init_db() {
	set -eu

	if ! type mysql > /dev/null 2>&1; then
		apt update && apt install -y mariadb-client
	fi

	PASSWORD=$(cat /run/secrets/db_password)
	TABLE_COUNT=$(mysql -u "${DB_USER}" --password="$PASSWORD" -h "${DB_HOST}" "${DB_NAME}" -e "SELECT count(*) AS TOTAL FROM INFORMATION_SCHEMA.TABLES WHERE TABLE_SCHEMA = 'mediawiki';" -N -B)

	if [[ "${TABLE_COUNT}" == "0" ]]; then
		mysql -u "${DB_USER}" --password="$PASSWORD" -h "${DB_HOST}" "${DB_NAME}" < /var/www/html/maintenance/tables.sql
	else
		php /var/www/html/maintenance/update.php
	fi
}

install_extensions() {
	if [ ! -d /var/www/html/extensions/PluggableAuth ]; then
		git clone --depth 1 -b REL1_32 \
			https://gerrit.wikimedia.org/r/p/mediawiki/extensions/PluggableAuth \
			/var/www/html/extensions/PluggableAuth
	fi

	if [ ! -d /var/www/html/extensions/SimpleSAMLphp ]; then
		git clone --depth 1 -b REL1_32 \
			https://gerrit.wikimedia.org/r/p/mediawiki/extensions/SimpleSAMLphp \
			/var/www/html/extensions/SimpleSAMLphp
	fi
}

main() {
	set -eu

	a2enmod rewrite

	install_extensions

	init_db
}

main

/docker-entrypoint.sh apache2-foreground "$@"