As promised, configurability!

uptime-notifier.conf

@@ -0,0 +1,5 @@
+http://this-website-should-be-down.com
+# Comments are allowed
+# Also, if you forget the protocol, http:// will be added
+google.com
+http://another-website-that-should-be-down.com

uptime-notifier.rb

@@ -1,29 +1,50 @@
-#!/usr/bin/ruby
+#!/usr/bin/env ruby
 
+##
 # Uptime Notifier
 #
-# Super simplistic website monitoring. Crontab is up and enjoy!
+# Super simplistic website monitoring. Crontab it up and enjoy!
 #
-# Usage: ruby uptime-notifier.rb
+# Note: Conf file should contain one website per line
 #
-# p.s. This was just a quick Thanksgiving proof of concept, I do plan on
-#      expanding this and giving is some sick configuration options.
-#
-# Requires terminal-notifier:
+# Another Note: Requires terminal-notifier:
 #               https://github.com/alloy/terminal-notifier
+#
+# @author Josh Sherman
+# @link   https://github.com/joshtronic/uptime-notifier
+# @usage  ruby uptime-notifier.rb /path/to/uptime-notifier.conf
 
 require 'net/http'
 
-url = 'http://this-website-should-be-down.com'
-
-resource = Net::HTTP.get_response(URI.parse(url.to_s))
-
-unless (resource.code =~ /2|3\d{2}/)
+unless ARGV[0].nil?
 then
+	conf_file = ARGV[0]
+else
+	conf_file = File.expand_path(File.dirname(__FILE__)) + '/uptime-notifier.conf'
+end
+
+if File.exists?(conf_file)
+then
+	File.open(conf_file).each { |url|
+		url.chomp!
+
+		next if (url[0..0] == '#' || url.empty?)
+
+		url.insert(0, 'http://') unless(url.match(/^http\:\/\//))
+
+		resource = Net::HTTP.get_response(URI.parse(url))
+
+		unless (resource.code =~ /2|3\d{2}/)
+		then
 			`terminal-notifier \
 				-title    "Uptime Notifier" \
-		-message "OH NOES, it looks like #{URI.parse(url).host} is down!!~!" \
-		-open #{url} \
-		-group Uptime Notifier \
-		-remove Uptime Notifier`
+				-subtitle "Site Down!" \
+				-message  "#{URI.parse(url).host}" \
+				-open     "http://downforeveryoneorjustme.com/#{URI.parse(url).host}" \
+				-group    "Uptime Notifier #{url}" \
+				-remove   "Uptime Notifier #{url}"`
+		end
+	}
+else
+	puts 'Unable to load configuration.'
 end