From 1f39546155f568923149df3e3c6adcf4b2bd3169 Mon Sep 17 00:00:00 2001
From: Steve Kemp <steve@steve.org.uk>
Date: Tue, 20 Nov 2012 14:42:28 +0000
Subject:   Moved inside_bytemark? into its own method, added trivial
 test-cases.

---
 lib/custodian/alerter.rb | 47 +++++++++++++++++++++++++++++------------------
 1 file changed, 29 insertions(+), 18 deletions(-)

(limited to 'lib/custodian/alerter.rb')

diff --git a/lib/custodian/alerter.rb b/lib/custodian/alerter.rb
index 2a86bbe..72bf37a 100644
--- a/lib/custodian/alerter.rb
+++ b/lib/custodian/alerter.rb
@@ -46,17 +46,42 @@ class Alerter
 
 
 
+  #
+  # Is the named target inside the Bytemark IP-range?
+  #
+  def inside_bytemark?( target )
+
+    #
+    #  Test trange, and format the appropriate message.
+    #
+    inside = false
+
+    if ( BYTEMARK_RANGES.any?{|range| range.include?(IPAddr.new(target))} )
+      inside = true
+    end
+
+    inside
+  end
 
 
+
+
+  #
+  # Expand to a message indicating whether a hostname is inside the Bytemark network.
+  # or not.
   #
-  # Expand to a message indicating whether a hostname is inside
-  # the Bytemark network.
   #
   def expand_inside_bytemark( host )
 
+    #
+    #  If the host is a URL then we need to work with the hostname component alone.
+    #
+    #  We'll also make the host a link that can be clicked in the alert we raise.
+    #
     target = host
     if ( target =~ /https?:\/\/([^\/]+)/ )
       target = $1.dup
+      host   = "<a href=\"#{host}\">#{host}</a>"
     end
 
 
@@ -65,7 +90,6 @@ class Alerter
     #
     resolved = nil
 
-
     #
     #  Resolve the target to an IP, unless it is already an address.
     #
@@ -84,22 +108,9 @@ class Alerter
 
 
     #
-    # Make any HTTP target a link in the details.
-    #
-    if ( host =~ /^http/ )
-        host = "<a href=\"#{host}\">#{host}</a>"
-    end
-
+    #  Return the formatted message
     #
-    #  Test trange, and format the appropriate message.
-    #
-    inside = false;
-    if ( BYTEMARK_RANGES.any?{|range| range.include?(IPAddr.new(resolved.to_s))} )
-      inside = true
-    end
-
-
-    if ( inside )
+    if ( inside_bytemark?( resolved.to_s ) )
       if ( resolved == target )
         return "<p>#{host} is inside the Bytemark network.</p>"
       else
-- 
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