iiab/roles/calibre/tasks/main.yml

# 1. INSTALL THE LATEST CALIBRE 3.X+ (calibre-server etc) ON ALL OS'S

# RUNS IF /usr/bin/calibre-uninstall DOES NOT ALEADY EXIST
- name: Install Calibre via calibre-installer.py (OS's other than Raspbian)
  include_tasks: py-installer.yml
  when: is_redhat or is_ubuntu or (is_debian and not calibre_debs_on_debian)
  #when: not is_rpi

- name: Install Calibre via .debs (Raspbian)
  include_tasks: debs.yml
  when: is_rpi or (is_debian and calibre_debs_on_debian)
  #when: is_rpi or is_debian     # (is_debian also covers & includes is_rpi)

# 2. STOP CALIBRE SERVICE IF IT EXISTS (REQUIRED FOR DB ACTIVITY...AND IF not calibre_enabled)

#- name: Check if Calibre systemd service exists
#  stat:
#    path: /etc/systemd/system/calibre-serve.service
#  register: calibre_svc

- name: Stop Calibre service -- calibre-server by Kovid Goyal
# systemd:
  service:
    name: calibre-serve
    state: stopped
    #enabled: no
# register: command_result    # gist.github.com/tyrells/0a79681de339237cb04c
  failed_when: false          # Never Fail during "systemctl stop calibre-serve" (even if service doesn't exist!)
# when: calibre_svc.stat.exists

# 3. CREATE DATABASE WITH A SAMPLE BOOK (REQUIRED AS OF CALIBRE 3.x)

- name: Check if /library/calibre/metadata.db exists
  stat:
    path: "{{ calibre_dbpath }}/metadata.db"
  register: calibre_db

- name: Create database (required since Calibre 3.x) with a sample book
  include_tasks: create-db.yml
  when: not calibre_db.stat.exists

# 4. WRAP UP: CALIBRE SERVICE, http://box/books ETC

- name: Create calibre-serve.service and calibre.conf
  template:
    backup: no
    src: "{{ item.src }}"
    dest: "{{ item.dest }}"
    owner: root
    group: root
    mode: "{{ item.mode }}"
  with_items:
    - { src: 'calibre-serve.service.j2', dest: '/etc/systemd/system/calibre-serve.service', mode: '0644'}
    - { src: 'calibre.conf', dest: '/etc/{{ apache_config_dir }}', mode: '0644'}

# http://box:8080 & http://box:8080/mobile WORK BUT OTHER URL'S LIKE http://box/books ARE A MESS (BOOKS RARELY DISPLAY)
- name: Create calibre.conf link for UNTESTED http://box/books etc (debuntu)
  file:
    src: /etc/apache2/sites-available/calibre.conf
    dest: /etc/apache2/sites-enabled/calibre.conf
    state: link
  when: calibre_enabled and is_debuntu

- name: Remove calibre.conf link if disabled (debuntu)
  file:
    dest: /etc/apache2/sites-enabled/calibre.conf
    state: absent
  when: (not calibre_enabled) and is_debuntu

- name: Enable Calibre service -- runs calibre-server by Kovid Goyal
  service:
    name: calibre-serve
    enabled: yes
    state: started
  when: calibre_enabled
  #async: 900
  #poll: 5

- name: Add 'calibre' to list of services at /etc/iiab/iiab.ini
  ini_file:
    dest: "{{ service_filelist }}"
    section: calibre
    option: "{{ item.option }}"
    value: "{{ item.value }}"
  with_items:
  - option: name
    value: Calibre
  - option: description
    value: '"Calibre is an extremely popular personal library system for e-books."'
  - option: url
    value: "{{ calibre_src_url }}"
  - option: database
    value: "{{ calibre_dbpath }}"
  - option: port
    value: "{{ calibre_port }}"
  - option: enabled
    value: "{{ calibre_enabled }}"