---
- name: Create the CKAN user
  user: name={{ ckan_shell_user }} home={{ ckan_libdir }} createhome=no shell=/usr/sbin/nologin system=yes

- name: Download the CKAN distribution
  get_url: url='{{ ckan_package_url }}' dest=/srv/{{ ckan_deb_file }} force=yes
  tags: [ 'ckan', 'ckan_pkg' ]

- name: Install the CKAN deb package
  apt: deb=/srv/{{ ckan_deb_file }}
  register: ckan_install
  tags: [ 'ckan', 'ckan_pkg' ]

- name: Fix the python version in the CKAN virtualenv
  unarchive:
    src: 'https://ftp.d4science.org/ubuntu-misc-binaries/ckan-default-python-2.7.14.tar.gz'
    dest: '{{ ckan_libdir }}'
    remote_src: yes
    creates: '{{ ckan_virtenv }}/bin/get-pip.py'
  tags: [ 'ckan', 'ckan_pkg', 'ckan_python_pkg' ]

- name: Fix the python version in the CKAN virtualenv
  unarchive:
    src: 'https://ftp.d4science.org/ubuntu-misc-binaries/python-2.7.14-usrlocal.tar.gz'
    dest: '/'
    remote_src: yes
    creates: '/usr/local/lib/python2.7/ConfigParser.py'
  tags: [ 'ckan', 'ckan_pkg', 'ckan_python_pkg' ]

- name: Configure the CKAN production configuration file excluding the plugins list
  ini_file: dest={{ ckan_config_file }} section={{ item.section }} option={{ item.option }} value={{ item.value }} state={{ item.state }} backup=yes
  with_items: '{{ ckan_production_ini_opts }}'
  notify: Restart CKAN
  tags: [ 'ckan', 'ckan_ini' ]

- name: Install the apache.wsgi
  template: src=apache.wsgi.j2 dest={{ ckan_confdir }}/apache.wsgi
  notify: Restart CKAN
  tags: [ 'ckan', 'apache', 'ckan_pkg' ]

- name: Create the base directory for the CKAN file storage
  file:
    dest: '{{ ckan_file_storage_dir }}'
    state: directory
    owner: '{{ apache_user }}'
    group: '{{ ckan_shell_user }}'
    mode: '2770'
  tags: [ 'ckan' ]

- name: Fix the CKAN harvesting storage permissions
  file: dest={{ ckan_file_harvesting_dir }} state=directory owner={{ apache_user }} group={{ ckan_shell_user }} mode='2770' recurse=yes
  tags: [ 'ckan' ]

- name: authorization file for the psql command, if the database is on a remote server
  template: src=pgpass.j2 dest=/root/.pgpass owner=root mode=0600
  when: psql_db_host != 'localhost'
  tags: [ 'pg_backup', 'postgresql', 'postgres' ]

- name: Initialize the CKAN database
  shell: ckan db init && touch {{ ckan_libdir }}/.ckan_db_initialized
  args:
    creates: '{{ ckan_libdir }}/.ckan_db_initialized'
  when: ckan_init_db_and_solr
  tags: [ 'ckan' ]

- name: Initialize the CKAN datastore database
  shell: ckan datastore set-permissions | psql --set ON_ERROR_STOP=1 -h {{ psql_db_host }} -U {{ ckan_db_user }} -w {{ ckan_datastore_db_name }} && touch {{ ckan_libdir }}/.ckan_datastore_db_initialized
  args:
    creates: '{{ ckan_libdir }}/.ckan_datastore_db_initialized'
  when: ckan_init_db_and_solr
  tags: [ 'ckan' ]

- name: Create the pip cache directory with the right permissions
  file: dest={{ ckan_libdir }}/.cache owner={{ ckan_shell_user }} group={{ ckan_shell_user }} state=directory
  tags: [ 'ckan', 'ckan_user' ]

- name: Assign the CKAN virtenv dir to the ckan user
  file: dest={{ ckan_virtenv }} recurse=yes owner={{ ckan_shell_user }} group={{ ckan_shell_user }}
  tags: [ 'ckan', 'ckan_user', 'ckan_permissions' ]

- name: Create a log directory for the jobs run by the ckan user
  file: dest={{ ckan_logdir }} state=directory owner={{ ckan_shell_user }} group={{ ckan_shell_user }}
  tags: [ 'ckan', 'ckan_user' ]
  
- name: Job that clears the havesting history
  block:
  - name: Install a script that find the source ids and cleans up the history for each of them
    template: src=clear_harvesting_history.sh.j2 dest=/usr/local/bin/ckan_clear_harvesting_history owner=root group=ckan mode='0750'

  - name: Cron job that clears the harvesting history
    cron:
      cron_file: 'clear_ckan_harvesting_history'
      disabled: no
      job: "/usr/local/bin/ckan_clear_harvesting_history > /var/log/ckan/clear-harvesting-history.log 2>&1"
      special_time: "{{ ckan_clear_harvesting_freq }}"
      user: '{{ ckan_shell_user }}'
      name: Clear the CKAN harvesting history
      state: present

  when: ckan_clear_harvesting_enabled
  tags: [ 'ckan', 'ckan_d4s', 'ckan_clear_harvesting' ]

- name: Job that clears the havesting history
  block:
  - name: Remove the script that clears the harvesting history
    file: dest=/usr/local/bin/ckan_clear_harvesting_history state=absent

  - name: Remove the cron job that clears the harvesting history
    cron:
      cron_file: 'clear_ckan_harvesting_history'
      disabled: no
      job: "/usr/local/bin/ckan_clear_harvesting_history > /var/log/ckan/clear-harvesting-history.log 2>&1"
      special_time: "{{ ckan_clear_harvesting_freq }}"
      user: '{{ ckan_shell_user }}'
      name: Clear the CKAN harvesting history
      state: absent

  when: not ckan_clear_harvesting_enabled
  tags: [ 'ckan', 'ckan_d4s', 'ckan_clear_harvesting' ]