Module: E9Rails::Helpers::ResourceErrorMessages::HelperMethods

Defined in:
lib/e9_rails/helpers/resource_error_messages.rb

Instance Method Summary collapse

Instance Method Details

#resource_error_messages!(options = {}) ⇒ Object

Assumes the definition of resource. Also accepts it as an option passed to the method.



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# File 'lib/e9_rails/helpers/resource_error_messages.rb', line 19

def resource_error_messages!(options = {})
  object = options[:resource] || resource

  if object.errors.empty? || ( (errors_on = options.delete(:on)) && (errors_on & object.errors.keys).empty? )
    return ''
  end

  errors = object.errors.map {|attribute, msg| msg }.flatten.map {|m| "<li>#{m}</li>"}.join("\n")

  <<-HTML.html_safe
    <div id="errorExplanation">
      <ul>#{errors}</ul>
    </div>
  HTML
rescue => e
  ''
end