Use Ansible Galaxy for settings role

Now that the Drupal settings role is on Ansible Galaxy, it can be added as a requirement and installed from there rather than having a local copy in the codebase.

Fixes #15

tools/ansible/deploy/after-update-code.yml

@@ -6,7 +6,7 @@
 
 - name: Generate settings.php file
   include_role:
-    name: './roles/drupal-settings'
+    name: opdavies.drupal_settings_files
 
 - name: Import configuration
   command: '{{ release_drush_path }} config-import -y chdir={{ release_web_path }}'

tools/ansible/requirements.yml

@@ -17,3 +17,5 @@
   version: 4.0.2
 - name: geerlingguy.security
   version: 1.9.0
+- name: opdavies.drupal_settings_files
+  version: 0.1.0

tools/ansible/roles/drupal-settings/LICENSE

@@ -1,21 +0,0 @@
-MIT License
-
-Copyright (c) 2019 Oliver Davies
-
-Permission is hereby granted, free of charge, to any person obtaining a copy
-of this software and associated documentation files (the "Software"), to deal
-in the Software without restriction, including without limitation the rights
-to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
-copies of the Software, and to permit persons to whom the Software is
-furnished to do so, subject to the following conditions:
-
-The above copyright notice and this permission notice shall be included in all
-copies or substantial portions of the Software.
-
-THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
-IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
-FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
-AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
-LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
-OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
-SOFTWARE.

tools/ansible/roles/drupal-settings/README.md

@@ -1,27 +0,0 @@
-# Ansible Role: Drupal settings
-
-```yaml
-drupal_settings:
-  - drupal_root: /var/www/web
-    sites:
-      - name: default
-        filename: settings.php # Optional, defaults to 'settings.php'
-        settings:
-          base_url: https://www.example.com # Optional, Drupal 7
-          hash_salt: '' # Optional
-          databases:
-            default: # The database key
-              default: # The database target
-                driver: mysql # Optional, defaults to 'mysql'
-                host: localhost # Optional, defaults to 'localhost'
-                database: mydatabase
-                username: user
-                password: secret
-          config_directories: # Optional, Drupal 8
-            sync: path/to/config
-          trusted_hosts: # Optional, Drupal 8
-            - '^example\.com$'
-            - '^.+\.example\.com$'
-            - '^example\.org$'
-            - '^.+\.example\.org$'
-```

tools/ansible/roles/drupal-settings/defaults/main.yml

@@ -1,2 +0,0 @@
----
-drupal_settings: []

tools/ansible/roles/drupal-settings/tasks/main.yml

@@ -1,18 +0,0 @@
----
-- name: Ensure directory exists
-  file:
-    state: directory
-    path: '{{ item.0.drupal_root }}/sites/{{ item.1.name|default("default") }}'
-  with_subelements:
-    - '{{ drupal_settings }}'
-    - sites
-  no_log: true
-
-- name: Create settings files
-  template:
-    src: settings.php.j2
-    dest: '{{ item.0.drupal_root }}/sites/{{ item.1.name|default("default") }}/{{ item.1.filename|default("settings.php") }}'
-  with_subelements:
-    - '{{ drupal_settings }}'
-    - sites
-  no_log: true

tools/ansible/roles/drupal-settings/templates/settings.php.j2

@@ -1,42 +0,0 @@
-<?php
-
-// {{ ansible_managed }}
-
-{% for key, values in item.1.settings.databases.items() %}
-{% for target, values in values.items() %}
-$databases['{{ key }}']['{{ target }}'] = array(
-  'driver' => '{{ values.driver|default('mysql') }}',
-  'host' => '{{ values.host|default('localhost') }}',
-  'database' => '{{ values.database }}',
-  'username' => '{{ values.username }}',
-  'password' => '{{ values.password }}',
-);
-
-{% endfor %}
-{% endfor %}
-
-{% if item.1.settings.base_url is defined %}
-$base_url = '{{ item.1.settings.base_url }}';
-{% endif %}
-
-{% if item.1.settings.hash_salt is defined %}
-$settings['hash_salt'] = '{{ item.1.settings.hash_salt }}';
-{% endif %}
-
-{% if item.1.settings.config_directories is defined %}
-{% for name, value in item.1.settings.config_directories.items() %}
-$config_directories['{{ name }}'] = '{{ value }}';
-{% endfor %}
-{% endif %}
-
-{% if item.1.settings.trusted_hosts is defined %}
-$settings['trusted_host_patterns'] = array(
-{% for host in item.1.settings.trusted_hosts %}
-  '{{ host }}',
-{% endfor %}
-);
-{% endif %}
-
-{% if item.1.settings.extra_parameters is defined %}
-  {{ item.1.settings.extra_parameters|indent(0) }}
-{% endif %}