From 8a81429f0eb8aa5041d47557d0c5b5359bb959e6 Mon Sep 17 00:00:00 2001
From: Azul <azul@riseup.net>
Date: Wed, 25 May 2016 13:13:30 +0200
Subject: copy over all files from rewritten attempt

I started a nickserver from scratch to implement the things that are independent of our choice of stack (eventmachine or other).

This commit copies them over and tests both things in parallel.
---
 lib/nickserver/nickname.rb | 51 ++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 51 insertions(+)
 create mode 100644 lib/nickserver/nickname.rb

(limited to 'lib/nickserver/nickname.rb')

diff --git a/lib/nickserver/nickname.rb b/lib/nickserver/nickname.rb
new file mode 100644
index 0000000..938d4a4
--- /dev/null
+++ b/lib/nickserver/nickname.rb
@@ -0,0 +1,51 @@
+module Nickserver
+  class Nickname
+
+    EmailAddress = begin
+                     qtext = '[^\\x0d\\x22\\x5c\\x80-\\xff]'
+                     dtext = '[^\\x0d\\x5b-\\x5d\\x80-\\xff]'
+                     atom = '[^\\x00-\\x20\\x22\\x28\\x29\\x2c\\x2e\\x3a-\\x3c\\x3e\\x40\\x5b-\\x5d\\x7f-\\xff]+'
+                     quoted_pair = '\\x5c[\\x00-\\x7f]'
+                     domain_literal = "\\x5b(?:#{dtext}|#{quoted_pair})*\\x5d"
+                     quoted_string = "\\x22(?:#{qtext}|#{quoted_pair})*\\x22"
+                     domain_ref = atom
+                     sub_domain = "(?:#{domain_ref}|#{domain_literal})"
+                     word = "(?:#{atom}|#{quoted_string})"
+                     domain = "#{sub_domain}(?:\\x2e#{sub_domain})*"
+                     local_part = "#{word}(?:\\x2e#{word})*"
+                     addr_spec = "#{local_part}\\x40#{domain}"
+                     /\A#{addr_spec}\z/n
+                   end
+
+    LOCAL_DOMAIN = 'test.me'
+
+    def initialize(address)
+      @address = address.to_s
+    end
+
+    def valid?
+      address =~ EmailAddress
+    end
+
+    def invalid?
+      !valid?
+    end
+
+    def local?
+      address.end_with? LOCAL_DOMAIN
+    end
+
+    def remote?
+      !local?
+    end
+
+    def to_s
+      address
+    end
+
+    protected
+
+    attr_reader :address
+
+  end
+end
-- 
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