1 files changed, 27 insertions, 0 deletions

diff --git a/app/models/event.rb b/app/models/event.rb
new file mode 100644
index 0000000..60b8521
--- /dev/null
+++ b/app/models/event.rb
@@ -0,0 +1,27 @@
+class Event < ActiveRecord::Base
+  
+  # Associations
+  
+  has_many    :occurrences
+  belongs_to  :node
+  
+  # Callbacks
+  
+  after_save  :generate_occurences
+  
+  # Instance Methods
+  
+  def occurrences_in_range start_time, end_time
+    self.occurrences.find(
+      :all, :conditions => [
+        "start_time > ? AND end_time < ?", 
+        start_time, end_time
+      ]
+    )
+  end
+  
+  private
+    def generate_occurences
+      Occurrence.generate self
+    end
+end