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|
require "rbconfig"
module Notiffany
class Notifier
class Base
HOSTS = {
darwin: "Mac OS X",
linux: "Linux",
'linux-gnu' => "Linux",
freebsd: "FreeBSD",
openbsd: "OpenBSD",
sunos: "SunOS",
solaris: "Solaris",
mswin: "Windows",
mingw: "Windows",
cygwin: "Windows"
}
ERROR_ADD_GEM_AND_RUN_BUNDLE = "Please add \"gem '%s'\" to your Gemfile "\
"and run your app with \"bundle exec\"."
class UnavailableError < RuntimeError
def initialize(reason)
super
@reason = reason
end
def message
@reason
end
end
class RequireFailed < UnavailableError
def initialize(gem_name)
super ERROR_ADD_GEM_AND_RUN_BUNDLE % gem_name
end
end
class UnsupportedPlatform < UnavailableError
def initialize
super "Unsupported platform #{RbConfig::CONFIG['host_os'].inspect}"
end
end
attr_reader :options
def initialize(opts = {})
options = opts.dup
options.delete(:silent)
@options =
{ title: "Notiffany" }.
merge(self.class.const_get(:DEFAULTS)).
merge(options).freeze
@images_path = Pathname.new(__FILE__).dirname + "../../../../../share/ruby-notiffany"
_check_host_supported
_require_gem
_check_available(@options)
end
def title
self.class.to_s[/.+::(\w+)$/, 1]
end
def name
title.gsub(/([a-z])([A-Z])/, '\1_\2').downcase
end
def notify(message, opts = {})
new_opts = _notify_options(opts).freeze
_perform_notify(message, new_opts)
end
def _image_path(image)
images = [:failed, :pending, :success, :guard]
images.include?(image) ? @images_path.join("#{image}.png").to_s : image
end
private
# Override if necessary
def _gem_name
name
end
# Override if necessary
def _supported_hosts
:all
end
# Override
def _check_available(_options)
fail NotImplementedError
end
# Override
def _perform_notify(_message, _opts)
fail NotImplementedError
end
def _notification_type(image)
[:failed, :pending, :success].include?(image) ? image : :notify
end
def _notify_options(overrides = {})
opts = @options.merge(overrides)
img_type = opts.fetch(:image, :success)
opts[:type] ||= _notification_type(img_type)
opts[:image] = _image_path(img_type)
opts
end
def _check_host_supported
return if _supported_hosts == :all
expr = /#{_supported_hosts * '|'}/
fail UnsupportedPlatform unless expr.match(RbConfig::CONFIG["host_os"])
end
def _require_gem
Kernel.require _gem_name unless _gem_name.nil?
rescue LoadError, NameError
fail RequireFailed, _gem_name
end
end
end
end
|
