- name: Install MySQL Support for Python
  apt:
    name: python-pymysql
    state: present

- name: Create Database
  mysql_db:
    name: "{{ mw_db_name }}"
    state: present
    login_unix_socket: /var/run/mysqld/mysqld.sock

- name: Create Database User
  mysql_user:
    name: "{{ mw_db_user }}"
    password: "{{ mw_db_pass }}"
    priv: "{{ mw_db_name }}.*:ALL,GRANT"
    state: present
    login_unix_socket: /var/run/mysqld/mysqld.sock

- name: Install PHP Modules
  apt:
    name: ['php-xml', 'php-mbstring']
    state: present
  notify: Reload Apache2

- name: Create Public HTML Directory
  file:
    path: "{{ mw_dir }}/public_html"
    state: directory

# https://www.mediawiki.org/wiki/Manual:Short_URL#Moving_a_wiki_from_/wiki_to_/w
- name: Create Directory /w for Short URLs
  file:
    path: "{{ mw_dir }}/public_html/w"
    state: directory

- name: Create Logs Directory
  file:
    path: "{{ mw_dir }}/logs"
    state: directory

- name: Download MediaWiki
  get_url:
    url: "https://releases.wikimedia.org/mediawiki/\
          {{ mw_version | regex_replace('\\.\\d+$', '') }}/\
          mediawiki-{{ mw_version }}.tar.gz"
    dest: /tmp/mediawiki-{{ mw_version }}.tar.gz

- name: Extract MediaWiki
  unarchive:
    src: /tmp/mediawiki-{{ mw_version }}.tar.gz
    dest: "{{ mw_dir }}/public_html/w"
    owner: www-data
    group: www-data
    extra_opts: [--strip-components=1]
    remote_src: yes

- name: Install MediaWiki
  command: |
    php maintenance/install.php --server="http://{{ mw_domain }}/" \
    --dbname="{{ mw_db_name }}" --dbuser="{{ mw_db_user }}" \
    --dbpass="{{ mw_db_pass }}" --pass="{{ mw_admin_pass }}" \
    --scriptpath="/w" "{{ mw_namespace }}" "{{ mw_admin }}"
  args:
    chdir: "{{ mw_dir }}/public_html/w"
    creates: "{{ mw_dir }}/public_html/w/LocalSettings.php"

- name: Set MediaWiki Article Path
  lineinfile:
    path: "{{ mw_dir }}/public_html/w/LocalSettings.php"
    regexp: '^\$wgArticlePath'
    insertafter: '^\$wgScriptPath'
    line: '$wgArticlePath = "/wiki/$1";'

- name: "Enable Apache Module: rewrite"
  apache2_module:
    name: rewrite
    state: present

- name: Apply Apache Configuration
  template:
    src: mediawiki.conf.j2
    dest: /etc/apache2/sites-available/{{ mw_domain }}.conf
  notify: Reload Apache2

- name: Enable Apache Website
  shell: a2ensite {{ mw_domain }}
  args:
    creates: /etc/apache2/sites-enabled/{{ mw_domain }}.conf
  notify: Reload Apache2