Added two more helpers.

lib/queue_stick/helpers.rb

@@ -7,6 +7,34 @@ def readable_name(name)
     def h(text)
       Rack::Utils.escape_html(text)
     end
+
+    def truncate(string, max_length, suffix = '...')
+      if string.length <= max_length
+        string
+      else
+        string[0...max_length] << suffix
+      end
+    end
+
+    # Taken from:
+    # http://snippets.dzone.com/posts/show/6229
+    def time_ago_or_time_stamp(from_time, to_time = Time.now, include_seconds = true, detail = false)
+      from_time = from_time.to_time if from_time.respond_to?(:to_time)
+      to_time = to_time.to_time if to_time.respond_to?(:to_time)
+      distance_in_minutes = (((to_time - from_time).abs)/60).round
+      distance_in_seconds = ((to_time - from_time).abs).round
+      case distance_in_minutes
+      when 0..1           then time = (distance_in_seconds < 60) ? "#{distance_in_seconds} seconds ago" : '1 minute ago'
+      when 2..59          then time = "#{distance_in_minutes} minutes ago"
+      when 60..90         then time = '1 hour ago'
+      when 90..1440       then time = "#{(distance_in_minutes.to_f / 60.0).round} hours ago"
+      when 1440..2160     then time = '1 day ago' # 1-1.5 days
+      when 2160..2880     then time = "#{(distance_in_minutes.to_f / 1440.0).round} days ago" # 1.5-2 days
+      else time = from_time.strftime("%a, %d %b %Y")
+      end
+      return time_stamp(from_time) if (detail && distance_in_minutes > 2880)
+      return time
+    end
   end
 end
 

spec/queue_stick/helpers_spec.rb

@@ -19,4 +19,16 @@
       result.should_not =~ />/
     end
   end
+
+  describe "truncate" do
+    it "should not put ... after a string that is less than max length" do
+      result = truncate('string', 20)
+      result.should == 'string'
+    end
+
+    it "should truncate a string that is more than max length" do
+      result = truncate('string', 5)
+      result.should == 'strin...'
+    end
+  end
 end