main.yml

---
# - name: Add Composer PPA
#   apt_repository: repo="ppa:duggan/composer" update_cache=yes

# - name: Install Composer
#   apt: name=php5-composer state=present 
#   with_items:
#       - php5-cli

- name: install composer
  shell: curl -sS https://getcomposer.org/installer | php -- --install-dir=/usr/local/bin creates=/usr/local/bin/composer
  tags: composer

- name: rename composer.phar to composer
  shell: mv /usr/local/bin/composer.phar /usr/local/bin/composer creates=/usr/local/bin/composer
  tags: composer

- name: make composer executable
  file: path=/usr/local/bin/composer mode=a+x state=file
  tags: composer

- name: Composer self update
  command: composer self-update
  register: composer_update_result
  changed_when: composer_update_result | success and 'already using composer version' not in composer_update_result.stderr

- name: add Composer vendor binary path
  lineinfile:
    dest: /etc/environment
    regexp: ^PATH="(((?!:./vendor/bin).)*)"
    line: PATH="\1:./vendor/bin"
    backrefs: yes