Early EventMachine Zendesk example

gistfile1.txt

module EmZendesk
 require 'em-http'

  class Base < SimpleModel::Base
    has_attributes :zen_resource, :params, :username, :password, :response, :company_url
    has_attributes :format, :default => 'json'
    has_attributes :http_method, :default => :post
    
    validate :validates_post_response
    
    def params_for_request
      {self.zen_resource.singularize => self.params}
    end


    def save
      self.fetch_response
      self.valid?
    end
    
    def fetch_response
      if EM::reactor_running?
        self.response = self.send(self.http_method).response
      else
        EM.run {
        http = self.send(self.http_method)
        http.errback { failed }
        http.callback {
          self.response = http.response
          EM.stop
        }
      }
      end
    end

    def post
     EM::HttpRequest.new("http://#{self.company_url}.zendesk.com/#{self.zen_resource}.#{self.format}").post :body => self.params_for_request,
        :head => {'authorization' => [self.username,self.password]}
    end

    private
    def validates_post_response
      errors.add(:response, "error. #{self.response}") unless self.response.blank?
    end
  end

end