Class: EasyMail::Mailer

Inherits:
Object
  • Object
show all
Extended by:
ActiveModel::Naming
Includes:
ActiveModel::Conversion
Defined in:
lib/easy_mail/mailer.rb

Instance Attribute Summary collapse

Class Method Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(name, attributes = {}) ⇒ Mailer

Returns a new instance of Mailer.



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# File 'lib/easy_mail/mailer.rb', line 10

def initialize(name, attributes = {})
  @name = name.to_s.split("/").pop

  if Rails.env.production?
    @to = attributes[:to] || self.class.default_to
    @bcc = attributes[:bcc] || self.class.default_bcc
    @from = attributes[:from] || self.class.default_from
  else
    @to = "[email protected]"
    @bcc = "[email protected]"
    @from = "[email protected]"
  end

  @subject = attributes[:subject] || self.class.default_subject
  @template_name = attributes[:name]
  @namespace = name.to_s.split("/").slice(0..-2).map(&:classify).join("::")

  generate_mailer
  generate_controller

  self.class.all << self
end

Instance Attribute Details

#bcc ⇒ Object

Returns the value of attribute bcc.



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# File 'lib/easy_mail/mailer.rb', line 8

def bcc
  @bcc
end

#from ⇒ Object

Returns the value of attribute from.



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# File 'lib/easy_mail/mailer.rb', line 8

def from
  @from
end

#name ⇒ Object

Returns the value of attribute name.



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# File 'lib/easy_mail/mailer.rb', line 8

def name
  @name
end

#namespace ⇒ Object

Returns the value of attribute namespace.



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# File 'lib/easy_mail/mailer.rb', line 8

def namespace
  @namespace
end

#subject ⇒ Object

Returns the value of attribute subject.



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# File 'lib/easy_mail/mailer.rb', line 8

def subject
  @subject
end

#template_name ⇒ Object

Returns the value of attribute template_name.



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# File 'lib/easy_mail/mailer.rb', line 8

def template_name
  @template_name
end

#to ⇒ Object

Returns the value of attribute to.



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# File 'lib/easy_mail/mailer.rb', line 8

def to
  @to
end

Class Method Details

.all ⇒ Object 



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# File 'lib/easy_mail/mailer.rb', line 148

def all
  @all ||= []
end

.routes(router) ⇒ Object 



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# File 'lib/easy_mail/mailer.rb', line 161

def routes(router)
  EasyMail::Mailer.all.each do |mailer|
    router.get mailer.route_url, to: "#{mailer.route_to_controller_part}#show", as: mailer.route_as
    router.post mailer.route_url, to: "#{mailer.route_to_controller_part}#create"
  end
end

.setup(options = {}, &block) ⇒ Object 



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# File 'lib/easy_mail/mailer.rb', line 152

def setup(options = {}, &block)
  self.default_to = options[:to]
  self.default_from = options[:from]
  self.default_bcc = options[:bcc]
  self.default_subject = options[:subject]

  instance_eval &block
end

Instance Method Details

#controller_namespace ⇒ Object 



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# File 'lib/easy_mail/mailer.rb', line 54

def controller_namespace
  begin
    [namespace, "Mail"].select(&:present?).join("::").constantize
  rescue NameError
    (namespace_module || Object).const_set("Mail", Module.new)
  end
end

#form_key ⇒ Object 



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# File 'lib/easy_mail/mailer.rb', line 114

def form_key
  [namespace.underscore.gsub("/", "_"), "mail",  name].select(&:present?).join("_").to_sym
end

#generate_controller ⇒ Object 



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# File 'lib/easy_mail/mailer.rb', line 95

def generate_controller
  mailer = self
  mail_controller.class_eval do
    define_method :show do
      instance_variable_set("@#{mailer.name}", mailer.model_class.new)
    end

    define_method :create do
      instance_variable_set("@#{mailer.name}", mailer.model_class.new(params[mailer.form_key]))
      if instance_variable_get("@#{mailer.name}").valid?
        mailer.mailer_class.send_mail(instance_variable_get("@#{mailer.name}")).deliver
        render "shared/mail/confirmation"
      else
        render :show
      end
    end
  end
end

#generate_mailer ⇒ Object 



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# File 'lib/easy_mail/mailer.rb', line 118

def generate_mailer
  mailer = self
  klass = Class.new(ActionMailer::Base) do
    define_method :send_mail do |column|
      instance_variable_set("@#{column.class.name.demodulize.underscore}", column)

      mail(to: mailer.to, bcc: mailer.bcc, from: mailer.from, subject: mailer.subject, template_path: mailer.template_path, template_name: mailer.template_name)
    end
  end

  (namespace_module || Object).const_set(mailer_class_name, klass)
end

#mail_controller ⇒ Object 



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# File 'lib/easy_mail/mailer.rb', line 67

def mail_controller
  @mail_controller ||= begin
                         (namespace_array + ["Mail"] + [mail_controller_name]).join("::").constantize
                       rescue NameError
                         controller_namespace.const_set(mail_controller_name, Class.new(mail_parent_controller))
                       end
end

#mail_controller_name ⇒ Object 



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# File 'lib/easy_mail/mailer.rb', line 75

def mail_controller_name
  @mail_controller_name ||= "#{name.classify.pluralize}Controller"
end

#mail_parent_controller ⇒ Object 



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# File 'lib/easy_mail/mailer.rb', line 79

def mail_parent_controller
  (namespace_array + ["ApplicationController"]).join("::").constantize
end

#mailer_class ⇒ Object 



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# File 'lib/easy_mail/mailer.rb', line 87

def mailer_class
  mailer_class_name.constantize
end

#mailer_class_name ⇒ Object 



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# File 'lib/easy_mail/mailer.rb', line 91

def mailer_class_name
  "#{name.classify}Mailer"
end

#model_class ⇒ Object 



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# File 'lib/easy_mail/mailer.rb', line 83

def model_class
  @model_class ||= (["Mail"] + namespace_array + [name.classify]).join("::").constantize
end

#namespace_array ⇒ Object 



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# File 'lib/easy_mail/mailer.rb', line 33

def namespace_array
  namespace.try(:split, "::") || []
end

#namespace_module ⇒ Object 



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# File 'lib/easy_mail/mailer.rb', line 37

def namespace_module
  if namespace.present?
    namespace_array.each_with_index do |name, index|
      unless defined?(name.constantize)
        if index == 0
          Object
        else
          namespace_array.slice(0..index).join("::").constantize
        end.const_set(name, Module.new)
      end
    end
    namespace.constantize
  else
    nil
  end
end

#persisted? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/easy_mail/mailer.rb', line 131

def persisted?
  false
end

#route_as ⇒ Object 



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# File 'lib/easy_mail/mailer.rb', line 143

def route_as
  [namespace.underscore.gsub("/", "_"), 'mail', name].select(&:present?).join('_')
end

#route_to_controller_part ⇒ Object 



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# File 'lib/easy_mail/mailer.rb', line 139

def route_to_controller_part
  [namespace.underscore, 'mail', name.pluralize].select(&:present?).join('/')
end

#route_url ⇒ Object 



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# File 'lib/easy_mail/mailer.rb', line 135

def route_url
  "/" + [namespace.underscore, name].select(&:present?).join("/")
end

#template_path ⇒ Object 



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# File 'lib/easy_mail/mailer.rb', line 63

def template_path
  ["mail_template", "#{namespace.underscore}"].select(&:present?).join("/")
end