#!/bin/bash

set -eu -o pipefail

init_composer() {
	set -eu

	if ! type composer > /dev/null 2>&1; then
		apt update -yqq && apt install -yqq curl git unzip zip
		curl -sS https://getcomposer.org/installer -o /tmp/composer-setup.php
		php /tmp/composer-setup.php --install-dir=/usr/local/bin --filename=composer --version=1.10.15
		composer -V
	fi
}

composer_install() {
	set -eu

	cd /var/www/html/ && composer update && composer install
}

init_db() {
	set -eu

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

	PASSWORD=$(cat /run/secrets/db_password)
	# FIXME 3wc: replace with sql.php, not sure how to parse output:
	# stdClass Object
	#(
	#    [TOTAL] => 58
	#)
	TABLE_COUNT=$(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
		php /var/www/html/maintenance/generateSchemaSql.php
		php /var/www/html/maintenance/sql.php /var/www/html/maintenance/tables-generated.sql
		php /var/www/html/maintenance/sql.php /var/www/html/maintenance/tables.sql
		php /var/www/html/maintenance/sql.php /var/www/html/maintenance/interwiki.sql
		# FIXME run createAndPromote.php with $ADMIN_USERNAME
	else
		php /var/www/html/maintenance/update.php --quick
	fi

	if [ -n "${OPENID_ENABLED-}" ]; then
		php /var/www/html/maintenance/update.php --quick
	fi
}

init_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 [ -n "${SAML_ENABLED-}" ]; then
		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
	fi

	if [ -n "${OPENID_ENABLED-}" ]; then
		if [ ! -d /var/www/html/extensions/OpenIDConnect ]; then
			git clone --depth 1 -b REL1_35 \
				https://gerrit.wikimedia.org/r/mediawiki/extensions/OpenIDConnect \
				/var/www/html/extensions/OpenIDConnect
		fi
	fi
}

main() {
	set -eu

	init_extensions
	init_composer
	composer_install
	init_db
}

main

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