[82669] branches/gsoc11-statistics/stats-server/app/controllers/ chart_controller.rb

[derek at macports.org]

Revision: 82669
          http://trac.macports.org/changeset/82669
Author:   derek at macports.org
Date:     2011-08-17 13:59:13 -0700 (Wed, 17 Aug 2011)
Log Message:
-----------
- Added dataset_empty? method to check if a chart has any data in its dataset
- Added a couple comments

Modified Paths:
--------------
    branches/gsoc11-statistics/stats-server/app/controllers/chart_controller.rb

Modified: branches/gsoc11-statistics/stats-server/app/controllers/chart_controller.rb
===================================================================
--- branches/gsoc11-statistics/stats-server/app/controllers/chart_controller.rb	2011-08-17 20:57:36 UTC (rev 82668)
+++ branches/gsoc11-statistics/stats-server/app/controllers/chart_controller.rb	2011-08-17 20:59:13 UTC (rev 82669)
@@ -8,7 +8,7 @@
     set_chart_attribute chart_name, :data, dataset
     set_chart_attribute chart_name, :populate, populate_code
   end
-  
+    
   # Set the chart's title
   def set_chart_title(chart, title)
     set_chart_attribute chart, :title, title
@@ -25,14 +25,23 @@
     populate.call(chart_name, chart)
   end
   
+  # Get the dataset associate with this chart
   def chart_dataset(chart_name)
     @charts[chart_name][:data]
   end
   
+  # Check if the chart's dataset is empty
+  def dataset_empty?(chart_name)
+    dataset = chart_dataset(chart_name)
+    return dataset.empty?
+  end
+  
+  # Get the title associate with this chart
   def chart_title(chart_name)
     @charts[chart_name][:title]
   end
   
+  # Get the type of this chart (eg: PieChart, LineChart, etc...)
   def chart_type(chart_name)
     @charts[chart_name][:type]
   end
@@ -50,5 +59,4 @@
     attrs[attribute] = value
     @charts[chart] = attrs
   end
-  
-end
\ No newline at end of file
+end
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