Added composer based drupal installation files.

.env.example

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+#
+# Copy and rename this file to .env at root of this project.
+#
+
+# A common use case is to supply database creds via the environment. Edit settings.php
+# like so:
+#
+# $databases['default']['default'] = [
+#   'database' => getenv('MYSQL_DATABASE'),
+#   'driver' => 'mysql',
+#   'host' => getenv('MYSQL_HOSTNAME'),
+#   'namespace' => 'Drupal\\Core\\Database\\Driver\\mysql',
+#   'password' => getenv('MYSQL_PASSWORD'),
+#   'port' => getenv('MYSQL_PORT'),
+#   'prefix' => '',
+#   'username' => getenv('MYSQL_USER'),
+# ];
+#
+# Uncomment and populate as needed.
+# MYSQL_DATABASE=
+# MYSQL_HOSTNAME=
+# MYSQL_PASSWORD=
+# MYSQL_PORT=
+# MYSQL_USER=
+
+# Another common use case is to set Drush's --uri via environment.
+# DRUSH_OPTIONS_URI=http://example.com

.gitignore

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+# Ignore directories generated by Composer
+/drush/contrib/
+/vendor/
+/web/core/
+/web/modules/contrib/
+/web/themes/contrib/
+/web/profiles/contrib/
+/web/libraries/
+
+# Ignore sensitive information
+/web/sites/*/settings.php
+/web/sites/*/settings.local.php
+
+# Ignore Drupal's file directory
+/web/sites/*/files/
+
+# Ignore SimpleTest multi-site environment.
+/web/sites/simpletest
+
+# Ignore files generated by PhpStorm
+/.idea/
+
+# Ignore .env files as they are personal
+/.env

.travis.yml

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+language: php
+dist: trusty
+sudo: false
+
+php:
+  - 5.6
+  - 7.0
+  - 7.1
+  - 7.2
+
+env:
+  global:
+    - SIMPLETEST_DB=sqlite://tmp/site.sqlite
+    - SIMPLETEST_BASE_URL="http://127.0.0.1:8080"
+  matrix:
+    - RELEASE=stable COMPOSER_CHANNEL=stable
+    - RELEASE=dev COMPOSER_CHANNEL=stable
+    - RELEASE=stable COMPOSER_CHANNEL=snapshot
+
+matrix:
+  exclude:
+    - php: 7.2
+      env: RELEASE=stable COMPOSER_CHANNEL=stable
+    - php: 7.2
+      env: RELEASE=stable COMPOSER_CHANNEL=snapshot
+
+before_install:
+  - echo 'sendmail_path = /bin/true' >> ~/.phpenv/versions/$(phpenv version-name)/etc/conf.d/travis.ini
+  - phpenv config-rm xdebug.ini
+  - composer --verbose self-update --$COMPOSER_CHANNEL
+  - composer --version
+
+install:
+  - composer --verbose validate
+  - composer --verbose install
+
+script:
+  - if [[ $RELEASE = dev ]]; then composer --verbose remove --no-update drupal/console; fi;
+  - if [[ $RELEASE = dev ]]; then composer --verbose require --no-update drupal/core:8.6.x-dev webflo/drupal-core-require-dev:8.6.x-dev; fi;
+  - if [[ $RELEASE = dev ]]; then composer --verbose update; fi;
+  - cd $TRAVIS_BUILD_DIR/web
+  - ./../vendor/bin/drush site-install --verbose --yes --db-url=sqlite://tmp/site.sqlite
+  - ./../vendor/bin/drush runserver $SIMPLETEST_BASE_URL &
+  - until curl -s $SIMPLETEST_BASE_URL; do true; done > /dev/null
+  # Skip core/tests/Drupal/Tests/ComposerIntegrationTest.php because web/ has no composer.json
+  # Ignore PageCache group temporarily, @see https://www.drupal.org/node/2770673
+  - ./../vendor/bin/phpunit -c core --testsuite unit --exclude-group Composer,DependencyInjection,PageCache
+  - ./../vendor/bin/drush
+  - if [[ $RELEASE = stable ]]; then ./../vendor/bin/drupal; fi;

composer.json

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+{
+    "name": "openhotel",
+    "description": "Project template for Drupal 8 projects with composer",
+    "type": "project",
+    "license": "GPL-2.0-or-later",
+    "authors": [
+        {
+            "name": "",
+            "role": ""
+        }
+    ],
+    "repositories": [
+        {
+            "type": "composer",
+            "url": "https://packages.drupal.org/8"
+        }
+    ],
+    "require": {
+        "composer/installers": "^1.2",
+        "cweagans/composer-patches": "^1.6",
+        "drupal-composer/drupal-scaffold": "^2.5",
+        "drupal/console": "^1.0.2",
+        "drupal/core": "~8.5.3",
+        "drush/drush": "^9.0.0",
+        "vlucas/phpdotenv": "^2.4",
+        "webflo/drupal-finder": "^1.0.0",
+        "webmozart/path-util": "^2.3"
+    },
+    "require-dev": {
+        "webflo/drupal-core-require-dev": "~8.5.3"
+    },
+    "conflict": {
+        "drupal/drupal": "*"
+    },
+    "minimum-stability": "dev",
+    "prefer-stable": true,
+    "config": {
+        "sort-packages": true
+    },
+    "autoload": {
+        "classmap": [
+            "scripts/composer/ScriptHandler.php"
+        ],
+        "files": ["load.environment.php"]
+    },
+    "scripts": {
+        "pre-install-cmd": [
+            "DrupalProject\\composer\\ScriptHandler::checkComposerVersion"
+        ],
+        "pre-update-cmd": [
+            "DrupalProject\\composer\\ScriptHandler::checkComposerVersion"
+        ],
+        "post-install-cmd": [
+            "DrupalProject\\composer\\ScriptHandler::createRequiredFiles"
+        ],
+        "post-update-cmd": [
+            "DrupalProject\\composer\\ScriptHandler::createRequiredFiles"
+        ]
+    },
+    "extra": {
+        "installer-paths": {
+            "web/core": ["type:drupal-core"],
+            "web/libraries/{$name}": ["type:drupal-library"],
+            "web/modules/contrib/{$name}": ["type:drupal-module"],
+            "web/profiles/contrib/{$name}": ["type:drupal-profile"],
+            "web/themes/contrib/{$name}": ["type:drupal-theme"],
+            "drush/Commands/{$name}": ["type:drupal-drush"]
+        }
+    }
+}

drush/Commands/PolicyCommands.php

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+<?php
+
+namespace Drush\Commands;
+
+use Consolidation\AnnotatedCommand\CommandData;
+use Drush\Commands\DrushCommands;
+
+/**
+ * Edit this file to reflect your organization's needs.
+ */
+class PolicyCommands extends DrushCommands {
+
+  /**
+   * Prevent catastrophic braino. Note that this file has to be local to the
+   * machine that initiates the sql:sync command.
+   *
+   * @hook validate sql:sync
+   *
+   * @throws \Exception
+   */
+  public function sqlSyncValidate(CommandData $commandData) {
+    if ($commandData->input()->getArgument('target') == '@prod') {
+      throw new \Exception(dt('Per !file, you may never overwrite the production database.', ['!file' => __FILE__]));
+    }
+  }
+
+  /**
+   * Limit rsync operations to production site.
+   *
+   * @hook validate core:rsync
+   *
+   * @throws \Exception
+   */
+  public function rsyncValidate(CommandData $commandData) {
+    if (preg_match("/^@prod/", $commandData->input()->getArgument('target'))) {
+      throw new \Exception(dt('Per !file, you may never rsync to the production site.', ['!file' => __FILE__]));
+    }
+  }
+}

drush/README.md

@@ -0,0 +1 @@
+This directory contains commands, configuration and site aliases for Drush. See https://packagist.org/search/?type=drupal-drush for a directory of Drush commands installable via Composer.

drush/drush.yml

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+#
+# A Drush configuration file
+#
+# Docs at https://github.com/drush-ops/drush/blob/master/examples/example.drush.yml
+#
+# Edit or remove this file as needed.

drush/sites/self.site.yml

@@ -0,0 +1,14 @@
+# Edit or remove this file as needed.
+# Docs at https://github.com/drush-ops/drush/blob/master/examples/example.site.yml
+
+#prod:
+#  host: prod.domain.com
+#  user: www-admin
+#  root: /path/to/drupal
+#  uri: http://www.example.com
+#
+#stage:
+#  host: stage.domain.com
+#  user: www-admin
+#  root: /path/to/drupal
+#  uri: http://stage.example.com

load.environment.php

@@ -0,0 +1,20 @@
+<?php
+
+/**
+ * This file is included very early. See autoload.files in composer.json and
+ * https://getcomposer.org/doc/04-schema.md#files
+ */
+
+use Dotenv\Dotenv;
+use Dotenv\Exception\InvalidPathException;
+
+/**
+ * Load any .env file. See /.env.example.
+ */
+$dotenv = new Dotenv(__DIR__);
+try {
+  $dotenv->load();
+}
+catch (InvalidPathException $e) {
+  // Do nothing. Production environments rarely use .env files.
+}

phpunit.xml.dist

@@ -0,0 +1,15 @@
+<?xml version="1.0" encoding="UTF-8"?>
+
+<phpunit xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+         xsi:noNamespaceSchemaLocation="http://schema.phpunit.de/4.1/phpunit.xsd"
+         backupGlobals="false"
+         colors="true"
+         bootstrap="vendor/autoload.php"
+         verbose="true"
+        >
+    <testsuites>
+        <testsuite name="drupal-composer-project tests">
+            <directory>./test/</directory>
+        </testsuite>
+    </testsuites>
+</phpunit>

scripts/composer/ScriptHandler.php

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+<?php
+
+/**
+ * @file
+ * Contains \DrupalProject\composer\ScriptHandler.
+ */
+
+namespace DrupalProject\composer;
+
+use Composer\Script\Event;
+use Composer\Semver\Comparator;
+use DrupalFinder\DrupalFinder;
+use Symfony\Component\Filesystem\Filesystem;
+use Webmozart\PathUtil\Path;
+
+class ScriptHandler {
+
+  public static function createRequiredFiles(Event $event) {
+    $fs = new Filesystem();
+    $drupalFinder = new DrupalFinder();
+    $drupalFinder->locateRoot(getcwd());
+    $drupalRoot = $drupalFinder->getDrupalRoot();
+
+    $dirs = [
+      'modules',
+      'profiles',
+      'themes',
+    ];
+
+    // Required for unit testing
+    foreach ($dirs as $dir) {
+      if (!$fs->exists($drupalRoot . '/'. $dir)) {
+        $fs->mkdir($drupalRoot . '/'. $dir);
+        $fs->touch($drupalRoot . '/'. $dir . '/.gitkeep');
+      }
+    }
+
+    // Prepare the settings file for installation
+    if (!$fs->exists($drupalRoot . '/sites/default/settings.php') and $fs->exists($drupalRoot . '/sites/default/default.settings.php')) {
+      $fs->copy($drupalRoot . '/sites/default/default.settings.php', $drupalRoot . '/sites/default/settings.php');
+      require_once $drupalRoot . '/core/includes/bootstrap.inc';
+      require_once $drupalRoot . '/core/includes/install.inc';
+      $settings['config_directories'] = [
+        CONFIG_SYNC_DIRECTORY => (object) [
+          'value' => Path::makeRelative($drupalFinder->getComposerRoot() . '/config/sync', $drupalRoot),
+          'required' => TRUE,
+        ],
+      ];
+      drupal_rewrite_settings($settings, $drupalRoot . '/sites/default/settings.php');
+      $fs->chmod($drupalRoot . '/sites/default/settings.php', 0666);
+      $event->getIO()->write("Create a sites/default/settings.php file with chmod 0666");
+    }
+
+    // Create the files directory with chmod 0777
+    if (!$fs->exists($drupalRoot . '/sites/default/files')) {
+      $oldmask = umask(0);
+      $fs->mkdir($drupalRoot . '/sites/default/files', 0777);
+      umask($oldmask);
+      $event->getIO()->write("Create a sites/default/files directory with chmod 0777");
+    }
+  }
+
+  /**
+   * Checks if the installed version of Composer is compatible.
+   *
+   * Composer 1.0.0 and higher consider a `composer install` without having a
+   * lock file present as equal to `composer update`. We do not ship with a lock
+   * file to avoid merge conflicts downstream, meaning that if a project is
+   * installed with an older version of Composer the scaffolding of Drupal will
+   * not be triggered. We check this here instead of in drupal-scaffold to be
+   * able to give immediate feedback to the end user, rather than failing the
+   * installation after going through the lengthy process of compiling and
+   * downloading the Composer dependencies.
+   *
+   * @see https://github.com/composer/composer/pull/5035
+   */
+  public static function checkComposerVersion(Event $event) {
+    $composer = $event->getComposer();
+    $io = $event->getIO();
+
+    $version = $composer::VERSION;
+
+    // The dev-channel of composer uses the git revision as version number,
+    // try to the branch alias instead.
+    if (preg_match('/^[0-9a-f]{40}$/i', $version)) {
+      $version = $composer::BRANCH_ALIAS_VERSION;
+    }
+
+    // If Composer is installed through git we have no easy way to determine if
+    // it is new enough, just display a warning.
+    if ($version === '@package_version@' || $version === '@package_branch_alias_version@') {
+      $io->writeError('<warning>You are running a development version of Composer. If you experience problems, please update Composer to the latest stable version.</warning>');
+    }
+    elseif (Comparator::lessThan($version, '1.0.0')) {
+      $io->writeError('<error>Drupal-project requires Composer version 1.0.0 or higher. Please update your Composer before continuing</error>.');
+      exit(1);
+    }
+  }
+
+}