Simple "cook" for email imports from mailing lists

lib/email_cook.rb

@@ -0,0 +1,36 @@
+# A very simple formatter for imported emails
+class EmailCook
+
+  def initialize(raw)
+    @raw = raw
+  end
+
+  def cook
+    result = ""
+
+    in_quote = false
+    quote_buffer = ""
+    @raw.each_line do |l|
+
+      if l =~ /^\s*>/
+        in_quote = true
+        quote_buffer << l.sub(/^[\s>]*/, '') << "<br>"
+      elsif in_quote
+        result << "<blockquote>#{quote_buffer}</blockquote>"
+        quote_buffer = ""
+        in_quote = false
+      else
+        result << l << "<br>"
+      end
+    end
+
+    if in_quote
+      result << "<blockquote>#{quote_buffer}</blockquote>"
+    end
+
+    result.gsub!(/(<br>){3,10}/, '<br><br>')
+
+    result
+  end
+
+end