first_words bei desc von studien

die ersten Worte der Beschreibung..
2013-11-04 18:44:44 +01:00
parent 635afb7815
commit beef5bb953
1 changed files with 6 additions and 0 deletions
--- a/app/models/studium.rb
+++ b/app/models/studium.rb
@@ -62,4 +62,10 @@ class Studium < ActiveRecord::Base
    semester.save
    self.semester << semester
  end
+
+   def desc_first_words
+    md = /<p>(?<text>[\w\s,\.!\?]*)/.match self.desc
+    md[:text].split(" ")[0..100].join(" ")+ " ..."
+  end
+
 end