- name: Determine whether wallabag is configured
  stat: path=/var/www/wallabag/inc/poche/config.inc.php
  register: wallabag_config

- name: Clone wallabag
  git: repo=https://github.com/wallabag/wallabag.git
       dest=/var/www/wallabag
       version={{ wallabag_version }}
       accept_hostkey=yes

- name: Remove wallabag 'install' directory if its configuration file is there
  file: name=/var/www/wallabag/install state=absent
  when: wallabag_config.stat.exists == True

- name: Install wallabag dependencies (PHP5 variant)
  apt: pkg={{ item }} state=present
  with_items:
    - php5
    - php5-curl
    - php5-mcrypt
    - php5-pgsql
    - php5-tidy
  when: (ansible_distribution_release != "xenial" and ansible_distribution_release != "bionic" and ansible_distribution_release != "stretch")
  tags:
    - dependencies

- name: Install wallabag dependencies
  apt: pkg={{ item }} state=present
  with_items:
    - php
    - php-curl
    - php-mcrypt
    - php-pgsql
    - php-tidy
  when: (ansible_distribution_release == "xenial" or ansible_distribution_release == "bionic" or ansible_distribution_release == "stretch")
  tags:
    - dependencies

- name: Create database user for wallabag
  postgresql_user: login_host=localhost
                   login_user={{ db_admin_username }}
                   login_password="{{ db_admin_password }}"
                   name={{ wallabag_db_username }}
                   password="{{ wallabag_db_password }}"
                   state=present

- name: Create database for wallabag
  postgresql_db: login_host=localhost
                 login_user={{ db_admin_username }}
                 login_password="{{ db_admin_password }}"
                 name={{ wallabag_db_database }}
                 state=present
                 owner={{ wallabag_db_username }}
  notify: import wallabag sql

- name: Get Composer installer
  get_url: url=https://getcomposer.org/installer
           dest=/tmp/composer-installer

- name: Install Composer
  command: php /tmp/composer-installer
           chdir=/root
           creates=/root/composer.phar

- name: Initialize composer
  command: php /root/composer.phar install
           chdir=/var/www/wallabag
           creates=/var/www/wallabag/vendor/autoload.php

- name: Set wallabag ownership
  file: owner=root
        group=www-data
        path=/var/www/wallabag
        recurse=yes
        state=directory

# the httpd only needs write access to the wallabag assets, cache and db directories
- name: Set wallabag assets, cache and db permissions
  file: path=/var/www/wallabag/{{ item }}
        mode=0775
        state=directory
  with_items:
    - assets
    - cache
    - db

- name: Create the configuration file
  template: src=var_www_wallabag_inc_poche_config.inc.php.j2
            dest=/var/www/wallabag/inc/poche/config.inc.php
            owner=root
            group=www-data

- name: Rename existing Apache wallabag virtualhost
  command: mv /etc/apache2/sites-available/wallabag /etc/apache2/sites-available/wallabag.conf removes=/etc/apache2/sites-available/wallabag

- name: Remove old sites-enabled/wallabag symlink (new one will be created by a2ensite)
  file: path=/etc/apache2/sites-enabled/wallabag state=absent

- name: Configure the Apache HTTP server for wallabag
  template: src=etc_apache2_sites-available_wallabag.j2
            dest=/etc/apache2/sites-available/wallabag.conf
            owner=root
            group=root

- name: Enable the wallabag site
  command: a2ensite wallabag.conf
           creates=/etc/apache2/sites-enabled/wallabag.conf
  notify: restart apache