improved regular expressions in blockquote plugin

.themes/classic/plugins/blockquote.rb

@@ -1,17 +1,17 @@
 #
 # Author: Brandon Mathis
-# Based on the work of: Josediaz Gonzalez - https://github.com/josegonzalez/josediazgonzalez.com/blob/master/_plugins/blockquote.rb
+# A full rewrite based on the work of: Josediaz Gonzalez - https://github.com/josegonzalez/josediazgonzalez.com/blob/master/_plugins/blockquote.rb
 #
 # Outputs a string with a given attribution as a quote
 #
-#   {% blockquote Bobby Willis http://google.com/blah the search for bobby's mom %}
+#   {% blockquote Bobby Willis http://google.com/search?q=pants the search for bobby's pants %}
 #   Wheeee!
 #   {% endblockquote %}
 #   ...
 #   <blockquote>
 #     <p>Wheeee!</p>
 #     <footer>
-#     <strong>Bobby Willis</strong><cite><a href="http://google.com/blah">The Search For Bobby's Mom</a>
+#     <strong>Bobby Willis</strong><cite><a href="http://google.com/search?q=pants">The Search For Bobby's Pants</a>
 #   </blockquote>
 #
 require './plugins/titlecase.rb'
@@ -19,9 +19,9 @@ require './plugins/titlecase.rb'
 module Jekyll
 
   class Blockquote < Liquid::Block
-    FullCiteWithTitle = /([\w\s]+)(https?:\/\/)(\S+\s)([\w\s]+)/i
-    FullCite = /([\w\s]+)(https?:\/\/)(\S+)/i
-    Author =  /([\w\s]+)/
+    FullCiteWithTitle = /(\S[\S\s]*)\s+(https?:\/\/)(\S+)\s+(.+)/i
+    FullCite = /(\S[\S\s]*)\s+(https?:\/\/)(\S+)/i
+    Author =  /(\S[\S\s]*)/
 
     def initialize(tag_name, markup, tokens)
       @by = nil
@@ -55,14 +55,14 @@ module Jekyll
         source << '/&hellip;' unless source == @source
       end
       cite = "<cite><a href='#{@source}'>#{(@title || source)}</a></cite>"
-      reply = if @by.nil?
+      result = if @by.nil?
         output
       elsif !@source.nil?
         "#{output}<footer>#{author + cite}</footer>"
       else
         "#{output}<footer>#{author}</footer>"
       end
-      "<blockquote>#{reply}</blockquote>"
+      "<blockquote>#{result}</blockquote>"
     end
 
     def paragraphize(input)