Move command line mail handling into separate function

plugins/messages/lib/tasks/foodsoft.rake

@@ -3,7 +3,12 @@ require "mail"
 namespace :foodsoft do
   desc "Parse incoming email on stdin (options: RECIPIENT=f.1.2.a1b2c3d3e5)"
   task :parse_reply_email => :environment do
-    m = /(?<foodcoop>[^@]*)\.(?<message_id>\d+)\.(?<user_id>\d+)\.(?<hash>\w+)(@(?<hostname>.*))?/.match(ENV['RECIPIENT'])
+    hande_mail(ENV['RECIPIENT'], STDIN.read)
+  end
+end
+
+def hande_mail(recipient, received_email)
+  m = /(?<foodcoop>[^@]*)\.(?<message_id>\d+)\.(?<user_id>\d+)\.(?<hash>\w+)(@(?<hostname>.*))?/.match(recipient)
 
   raise "RECIPIENT is missing or has an invalid format" if m.nil?
   raise "Foodcoop '#{m[:foodcoop]}' could not be found" unless FoodsoftConfig.foodcoops.include? m[:foodcoop]
@@ -18,7 +23,6 @@ namespace :foodsoft do
   hash = original_message.mail_hash_for_user user
   raise "Hash does not match expectations" unless hash.casecmp(m[:hash]) == 0
 
-    received_email = STDIN.read
   mail = Mail.new received_email
 
   mail_part = nil
@@ -51,7 +55,6 @@ namespace :foodsoft do
   message.save!
   Resque.enqueue(MessageNotifier, FoodsoftConfig.scope, "message_deliver", message.id)
   rake_say "Handled reply email from #{user.display}."
-  end
 end
 
 # Helper