---
- name: Install the php prerequisites
  apt: name={{ item }} state=present
  with_items: mw_php_prereq
  tags: mediawiki

- name: Ensure that the download and install dirs exist
  file: path={{ item }} state=directory
  with_items:
    - '{{ mw_download_dir }}'
    - '{{ mw_install_dir }}'
  tags: mediawiki
  
- name: Download the mediawiki tar file
  get_url: url={{ mw_download_url }} dest={{ mw_download_dir }}
  when: not mw_install_from_package
  register: mw_download
  tags: mediawiki

- name: Unpack the mediawiki tar file
  unarchive: copy=no src={{ mw_download_dir }}/mediawiki-{{ mw_version }}.{{ mw_minor_minor }}.tar.gz dest={{ mw_install_dir }}
  when: ( mw_download | changed )
  tags: mediawiki

- name: Rename the mediawiki directory
  command: mv {{ mw_install_dir }}/mediawiki-{{ mw_version }}.{{ mw_minor_minor }} {{ mw_install_dir }}/mediawiki
  when: ( mw_download | changed )
  tags: mediawiki

- name: Create the mediawiki conf dir
  file: path={{ mw_conf_dir }} state=directory
  tags: mediawiki