Adds a rake task to receive emails from a POP3 server (#2420).

See:

  rake -D redmine:email:receive_pop3

git-svn-id: svn+ssh://rubyforge.org/var/svn/redmine/trunk@3330 e93f8b46-1217-0410-a6f0-8f06a7374b81

lib/tasks/email.rake

@@ -132,5 +132,38 @@ END_DESC
 
       Redmine::IMAP.check(imap_options, options)
     end
+    
+    desc <<-END_DESC
+Read emails from an POP3 server.
+
+Available POP3 options:
+  host=HOST                POP3 server host (default: 127.0.0.1)
+  port=PORT                POP3 server port (default: 110)
+  username=USERNAME        POP3 account
+  password=PASSWORD        POP3 password
+  apop=1                   use APOP authentication (default: false)
+  delete_unprocessed=1     delete messages that could not be processed
+                           successfully from the server (default
+                           behaviour is to leave them on the server)
+
+See redmine:email:receive_imap for more options and examples.
+END_DESC
+    
+    task :receive_pop3 => :environment do
+      pop_options  = {:host => ENV['host'],
+                      :port => ENV['port'],
+                      :apop => ENV['apop'],
+                      :username => ENV['username'],
+                      :password => ENV['password'],
+                      :delete_unprocessed => ENV['delete_unprocessed']}
+                      
+      options = { :issue => {} }
+      %w(project status tracker category priority).each { |a| options[:issue][a.to_sym] = ENV[a] if ENV[a] }
+      options[:allow_override] = ENV['allow_override'] if ENV['allow_override']
+      options[:unknown_user] = ENV['unknown_user'] if ENV['unknown_user']
+      options[:no_permission_check] = ENV['no_permission_check'] if ENV['no_permission_check']
+      
+      Redmine::POP3.check(pop_options, options)
+    end
   end
 end