#!/bin/bash
set -e

# Set the directory in which Drupal should be downloaded for the test.
DRUPAL_ROOT=${1:-'d8-2461341'}

# Fails with standard profile, works with minimal.
PROFILE=${PROFILE:-'standard'}

# Set a custom drush command via DRUSH env var.
DRUSH=${DRUSH:-'drush'}

# Set DB credentials via these env vars.
DB_DRIVER=${DB_DRIVER:-'mysql'}
DB_HOST=${DB_HOST:-'127.0.0.1'}
DB_USERNAME=${DB_USERNAME:-'root'}
DB_PASSWORD=${DB_PASSWORD:-'password'}
DB_NAME=${DB_NAME:-'d8_2461341'}

if ! command -v "$DRUSH" > /dev/null; then
	echo "Drush not found"
	exit 1
fi

if [ ! -d $DRUPAL_ROOT ]; then
	git clone --branch 8.0.x http://git.drupal.org/project/drupal.git $DRUPAL_ROOT
fi

cd $DRUPAL_ROOT

# Ensure this is a fresh copy of Drupal 8.
chmod -R u+w sites/default || true
git reset --hard origin/8.0.x
git clean -xdf

# Pre-create the config directories.
mkdir -p config/active
mkdir -p config/staging

# Create a read-only custom settings.php. Drupal should not need to write to
# this file during installation.
cat > sites/default/settings.php << EOF
<?php
\$settings['hash_salt'] = 'something';
\$config_directories = array(
  CONFIG_ACTIVE_DIRECTORY => 'config/active',
  CONFIG_STAGING_DIRECTORY => 'config/active',
);
\$databases['default']['default'] = array(
  'driver' => '${DB_DRIVER}',
  'host' => '${DB_HOST}',
  'username' => '${DB_USERNAME}',
  'password' => '${DB_PASSWORD}',
  'database' => '${DB_NAME}',
  'prefix' => '',
);
EOF
chmod 0444 sites/default/settings.php

# Empty the database prior to the install.
$DRUSH -y -q sql-drop || true

# Install the site.
$DRUSH -y si $PROFILE