Class: MultiMail::Sender::Mailgun

Inherits:
Object
  • Object
show all
Includes:
Base
Defined in:
lib/multi_mail/mailgun/sender.rb

Overview

Mailgun's outgoing mail sender.

Instance Attribute Summary collapse

Attributes included from Base

#settings, #tracking

Instance Method Summary collapse

Constructor Details

#initialize(options = {}) ⇒ Mailgun

Initializes a Mailgun outgoing email sender.

Parameters:

  • options (Hash) (defaults to: {})

    required and optional arguments

Options Hash (options):

  • :api_key (String)

    a Mailgun API key



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# File 'lib/multi_mail/mailgun/sender.rb', line 17

def initialize(options = {})
  super
  @api_key = settings.delete(:api_key)
  @domain  = settings.delete(:domain)
end

Instance Attribute Details

#api_keyObject (readonly)

Returns the value of attribute api_key.



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# File 'lib/multi_mail/mailgun/sender.rb', line 11

def api_key
  @api_key
end

#domainObject (readonly)

Returns the value of attribute domain.



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# File 'lib/multi_mail/mailgun/sender.rb', line 11

def domain
  @domain
end

Instance Method Details

#deliver!(mail) ⇒ Object

Delivers a message via the Mailgun API.

Parameters:

  • mail (Mail::Message)

    a message



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# File 'lib/multi_mail/mailgun/sender.rb', line 50

def deliver!(mail)
  message = MultiMail::Message::Mailgun.new(mail).to_mailgun_hash.merge(parameters)

  connection = Faraday.new do |conn|
    conn.basic_auth 'api', api_key
    conn.request :multipart
    conn.request :url_encoded
    conn.adapter Faraday.default_adapter
  end

  response = connection.post("https://api.mailgun.net/v2/#{domain}/messages", message)

  case response.status
  when 401
    raise InvalidAPIKey, response.body
  when 400
    body = JSON.load(response.body)
    case body['message']
    when "'from' parameter is missing"
      raise MissingSender, body['message']
    when "'to' parameter is missing"
      raise MissingRecipients, body['message']
    when "Need at least one of 'text' or 'html' parameters specified"
      raise MissingBody, body['message']
    else
      raise InvalidMessage, body['message']
    end
  when 200
    body = JSON.load(response.body)
  else
    raise response.body
  end

  if settings[:return_response]
    body
  else
    self
  end
end

#parametersHash

Returns the additional parameters for the API call.

Returns:

  • (Hash)

    the additional parameters for the API call



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# File 'lib/multi_mail/mailgun/sender.rb', line 26

def parameters
  parameters = settings.dup
  parameters.delete(:return_response)

  [:opens, :clicks].each do |sym|
    if tracking.key?(sym)
      parameter = :"o:tracking-#{sym}"
      case tracking[sym]
      when 'yes', 'no', 'htmlonly'
        parameters[parameter] = tracking[sym]
      when true
        parameters[parameter] = 'yes'
      when false
        parameters[parameter] = 'no'
      end # ignore nil
    end
  end

  parameters
end