Render Flash Messages Using Ruby's Bootstrap Helpers (Bh)

bh-flash.gemspec

Gem::Specification.new do |s|
  s.name        = "bh-flash"
  s.version     = "0.0.2"
  s.date        = "2015-08-02"
  s.summary     = "Render flash messages using Bootstrap Helpers"
  s.description =<<-DESC
    Render flash messages using Bootstrap Helpers: http://fullscreen.github.io/bh/
    Inspired by: https://github.com/planetargon/flash-message-conductor
  DESC
  s.authors     = ["Skye Shaw"]
  s.email       = "skye.shaw@gmail.com"
  s.files       = Dir["*.rb"]
  s.require_paths = ["."]
  s.homepage    = "https://gist.github.com/sshaw/54235580e1d53b1a9e36"
  s.license     = "MIT"
  s.add_dependency "bh", "~> 1.0"
end

bh-flash.rb

# https://gist.github.com/sshaw/54235580e1d53b1a9e36
#
# Render flash messages using Bootstrap Helpers: http://fullscreen.github.io/bh/
# Inspired by: https://github.com/planetargon/flash-message-conductor
#
# Usage:
#
# In your controller
#
# require "bh-flash"
# helper Bh::Flash
#
# In your view
#
# render_flash_messages
# render_flash_messages(false) # do no allow dismissal

require "bh"

module Bh
  module Flash
    include Helpers

    # Flash key to Bootstrap alert level
    TYPES = {
      :notice  => :success,
      :alert   => :warning,
      :message => :info,
      :error   => :danger
    }

    class << self
      attr_accessor :dismissible
    end

    self.dismissible = true

    def render_flash_messages(dismissible = Bh::Flash.dismissible)
      html = ""

      TYPES.each do |key, context|
        next if flash[key].blank?
        html <<  alert_box(flash[key], :dismissible => dismissible, :context => context)
      end

      html.html_safe
    end
  end
end