- name: "Set PostgreSQL vars 'postgresql_install: True' and 'postgresql_enabled: True'"
  set_fact:
    postgresql_install: True
    postgresql_enabled: True

- name: POSTGRESQL - run 'postgresql' role
  include_role:
    name: postgresql

- name: Remove package Pathagar (in case rpm?)
  package:
    name: pathagar
    state: absent

- name: "Install Pathagar prerequisites: python-virtualenv, python-pip, python-psycopg2"
  package:
    name: "{{ item }}"
    state: present
  with_items:
    - python-virtualenv
    - python-pip
    - python-psycopg2

- name: "Install Pathagar prerequisites: libapache2-mod-wsgi, libxml2-dev, libxslt-dev (debuntu)"
  package:
    name: "{{ item }}"
    state: present
  with_items:
    - libapache2-mod-wsgi
    - libxml2-dev
    - libxslt-dev
  when: is_debuntu

- name: "Install Pathagar prerequisites: mod_wsgi, libxml2-devel, libxslt-devel (not debuntu)"
  package:
    name: "{{ item }}"
    state: present
  with_items:
    - mod_wsgi
    - libxml2-devel
    - libxslt-devel
  when: not is_debuntu

- name: "Create destination folder: {{ pathagar_src }}"
  file:
    path: "{{ pathagar_src }}"
    state: directory
    # owner: root
    # group: root
    # mode: '0755'

- name: "Create books destination folder: {{ pathagar_media }}"
  file:
    path: "{{ pathagar_media }}"
    state: directory
    owner: "{{ apache_user }}"
    group: "{{ apache_user }}"
    mode: '0755'

- name: Determine if Pathagar has already been downloaded from git
  stat:
    path: "{{ pathagar_src }}/settings.py"
  register: pathagar

- name: Clone Pathagar repo
  git:
    repo: https://github.com/PathagarBooks/pathagar.git
    dest: "{{ pathagar_src }}"
    update: yes
    version: master
  when: internet_available and pathagar.stat.exists is defined and not pathagar.stat.exists

- name: Install Pathagar requirements in a virtualenv
  pip:
    name: "{{ item }}"
  with_items:
    - Django==1.4.5
    - django-tagging==0.3.1
    - django-sendfile==0.3.6
    - lxml==3.4.4
  when: internet_available

- name: Install Pathagar requirements in a virtualenv
  pip:
    name: "{{ item }}"
    extra_args: "--use-wheel"
    virtualenv: "{{ pathagar_venv }}"
    virtualenv_site_packages: yes
  with_items:
    - django-taggit==0.14

- name: Create Pathagar postgresql user
  postgresql_user:
    name: "{{ pathagar_db_user }}"
    password: "{{ pathagar_db_password }}"
    role_attr_flags: NOSUPERUSER,NOCREATEROLE,NOCREATEDB
    state: present
  become: yes
  become_user: postgres

- name: Start 'postgresql-iiab' systemd service
  systemd:
    name: postgresql-iiab
    state: started
    enabled: yes
 when: pathagar_enabled

- name: Enable Pathagar postgresql user access by md5 method
  lineinfile:
    backup: yes
    dest: /library/pgsql-iiab/pg_hba.conf
    regexp: '^host\s+pathagar'
    line: "host    pathagar        pathagar     samehost     md5"
    state: present
    insertafter: "^# IPv4 local connections"
    owner: postgres
    group: postgres
  register: enable_pathagar_md5_access

- name: Reload 'postgresql-iiab' systemd service
  systemd:
    name: postgresql-iiab
    state: reloaded
  when: enable_pathagar_md5_access.changed

- name: Create Pathagar postgresql database
  postgresql_db:
    name: "{{ pathagar_db_name }}"
    encoding: utf8
    owner: "{{ pathagar_db_user }}"
    state: present
    template: template0
  become: yes
  become_user: postgres

- name: Install IIAB custom settings for Pathagar
  template:
    src: prod_settings.py
    dest: "{{ pathagar_src }}/prod_settings.py"
    # owner: root
    # group: root
    # mode: '0644'

- name: Create Pathagar initial db
  django_manage:
    app_path: "{{ pathagar_src }}"
    command: syncdb
    virtualenv: "{{ pathagar_venv }}"
    settings: pathagar.prod_settings

- name: Upload Pathagar admin user
  template:
    src: auth.User.json
    dest: "{{ pathagar_dir }}/auth.User.json"
    owner: root
    group: root
    mode: '0600'

- name: Load Pathagar admin user
  django_manage:
    app_path: "{{ pathagar_src }}"
    command: loaddata
    virtualenv: "{{ pathagar_venv }}"
    settings: pathagar.prod_settings
    fixtures: "{{ pathagar_dir }}/auth.User.json"

- name: Collect Pathagar static files
  django_manage:
    app_path: "{{ pathagar_src }}"
    command: collectstatic
    virtualenv: "{{ pathagar_venv }}"
    settings: pathagar.prod_settings

- name: Install wsgi.py for Pathagar
  template:
    src: wsgi.py
    dest: "{{ pathagar_dir }}/wsgi.py"
    # owner: root
    # group: root
    # mode: '0644'

- name: Install /etc/{{ apache_conf_dir }}/pathagar.conf from template
  template:
    src: pathagar.conf
    backup: yes
    dest: "/etc/{{ apache_conf_dir }}/pathagar.conf"
    mode: 0644

- name: Enable Pathagar via Apache (debuntu)
  file:
    path: /etc/apache2/sites-enabled/pathagar.conf
    src: /etc/apache2/sites-available/pathagar.conf
    state: link
  when: pathagar_enabled and is_debuntu

- name: Disable Pathagar via Apache (debuntu)
  file:
    path: /etc/apache2/sites-enabled/pathagar.conf
    state: absent
  when: not pathagar_enabled and is_debuntu

- name: Reload '{{ apache_service }}' systemd service
  systemd:
    name: "{{ apache_service }}"
    state: reloaded

# if the only service using the backend db disable if not running
- name: Disable 'postgresql-iiab' systemd service, if not moodle_enabled and not pathagar_enabled
  systemd:
    name: postgresql-iiab
    state: stopped
    enabled: no
  when: not moodle_enabled and not pathagar_enabled


- name: Add 'pathagar' variable values to {{ iiab_ini_file }}
  ini_file:
    path: "{{ iiab_ini_file }}"
    section: pathagar
    option: "{{ item.option }}"
    value: "{{ item.value | string }}"
  with_items:
    - option: name
      value: pathagar
    - option: description
      value: '"Pathagar is a simple bookserver serving OPDS feeds"'
    - option: path
      value: /books