Switching PHP Deployment from Capifony and Capistrano v2 to MagePHP Magallanes

deploy.rb

logger.level = Logger::MAX_LEVEL

set :stages,        %w(production staging)
set :default_stage, "staging"
set :stage_dir,     "app/config"
require 'capistrano/ext/multistage'

set :application, "Example App"

set :scm,         :git
set :repository,  "http://username:password@git.example.com/example.git"

set :use_composer,   true
set :update_vendors, true
set :composer_options,  "--verbose --prefer-dist"

set :user, "examplessh"
set :use_sudo,    false

set :writable_dirs,     ["app/cache", "app/logs"]
set :webserver_user,      "www-data"
set :permission_method,   :acl
set :use_set_permissions, true                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                      

set :shared_files,    ["app/config/parameters.yml", "web/.htaccess"]
set :shared_children, [app_path + "/logs", "vendor"]

set :model_manager, "doctrine"

set :keep_releases, 4

task :upload_htaccess do
  origin_file = "web/.htaccess"
  destination_file = latest_release + "/web/.htaccess" # Notice the latest_release

  try_sudo "mkdir -p #{File.dirname(destination_file)}"
  top.upload(origin_file, destination_file)
end

after "deploy", "upload_htaccess"

general.yml

# global settings
name: Example App
email: dev@example.com
notifications: true
logging: true
maxlogs: 30
ssh_needs_tty: false
symfony_version: 2                    
symfony_app_path: php app/console                                   

staging.rb

server 'staging.example.com', :app, :web, :primary => true

set :deploy_to,   "/var/www/example"

staging.yml

#staging
deployment:
  user: examplessh
  from: ./
  to: /var/www/example
  excludes:
    - app/cache/*
    - app/config/parameters.yml
    - web/bundles/*
    - web/uploads                                                                                            
releases:
  enabled: true
  max: 5
  symlink: current
  directory: releases
hosts:
  - staging.example.com
tasks:
  pre-deploy:

  on-deploy:
    - symfony2/cache-warmup: {env: prod}

  post-release:
  post-deploy:

Parameters discussion on Twitter:
https://twitter.com/webdevilopers/status/664830152342401024 @katalisha @eps90