initial commit from appmail

config/initializers/smtp_extensions.rb

@@ -0,0 +1,34 @@
+class Net::SMTP::Response
+  def message
+    @string
+  end
+end
+
+class Net::SMTP
+  attr_accessor :source_address
+
+  def secure_socket?
+    @socket.is_a?(OpenSSL::SSL::SSLSocket)
+  end
+
+  #
+  # We had an issue where a message was sent to a server and was greylisted. It returned
+  # a Net::SMTPUnknownError error. We then tried to send another message on the same
+  # connection after running `rset` the next message didn't raise any exceptions because
+  # net/smtp returns a '200 dummy reply code' and doesn't raise any exceptions.
+  #
+  def rset
+    @error_occurred = false
+    getok('RSET')
+  end
+
+  def rset_errors
+    @error_occurred = false
+  end
+
+  private
+
+  def tcp_socket(address, port)
+    TCPSocket.open(address, port, self.source_address)
+  end
+end