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Contents
require 'erb'
module Capistrano
module UnicornNginx
module Helpers
def bundle_unicorn(*args)
SSHKit::Command.new(:bundle, :exec, :unicorn, args).to_command
end
# renders the ERB template specified by template_name to string. Use the locals variable to pass locals to the
# ERB template
def template_to_s(template_name, locals = {})
config_file = "#{fetch(:templates_path)}/#{template_name}"
# if no customized file, proceed with default
unless File.exists?(config_file)
config_file = File.join(File.dirname(__FILE__), "../../generators/capistrano/unicorn_nginx/templates/#{template_name}")
end
ERB.new(File.read(config_file), nil, '-').result(ERBNamespace.new(locals).get_binding)
end
# renders the ERB template specified by template_name to a StringIO buffer
def template(template_name, locals = {})
StringIO.new(template_to_s(template_name, locals))
end
def file_exists?(path)
test "[ -e #{path} ]"
end
def deploy_user
capture :id, '-un'
end
def sudo_upload!(from, to)
filename = File.basename(to)
to_dir = File.dirname(to)
tmp_file = "#{fetch(:tmp_dir)}/#{filename}"
upload! from, tmp_file
sudo :mv, tmp_file, to_dir
end
# Helper class to pass local variables to an ERB template
class ERBNamespace
def initialize(hash)
hash.each do |key, value|
singleton_class.send(:define_method, key) { value }
end
end
def get_binding
binding
end
end
end
end
end
Version data entries
7 entries across 7 versions & 1 rubygems