add postgres corrections to duration methods

thoughtbot · Dec 6, 2010 · 21a6cb7 · 21a6cb7
1 parent 37504b3
commit 21a6cb7
Showing 1 changed file with 10 additions and 0 deletions.
diff --git a/lib/pacecar/duration.rb b/lib/pacecar/duration.rb
@@ -23,6 +23,16 @@ def define_duration_scopes
           scope :with_duration_under, lambda { |duration, start, stop|
             { :conditions => ["abs(datediff(#{quoted_table_name}.#{connection.quote_column_name start}, #{quoted_table_name}.#{connection.quote_column_name stop})) < ?", duration] }
           }
+        when 'PostgreSQL'
+          scope :with_duration_of, lambda { |duration, start, stop|
+            { :conditions => ["age(#{quoted_table_name}.#{connection.quote_column_name stop}, #{quoted_table_name}.#{connection.quote_column_name start}) = '? days'", duration] }
+          }
+          scope :with_duration_over, lambda { |duration, start, stop|
+            { :conditions => ["age(#{quoted_table_name}.#{connection.quote_column_name stop}, #{quoted_table_name}.#{connection.quote_column_name start}) > interval '? days'", duration] }
+          }
+          scope :with_duration_under, lambda { |duration, start, stop|
+            { :conditions => ["age(#{quoted_table_name}.#{connection.quote_column_name stop}, #{quoted_table_name}.#{connection.quote_column_name start}) < interval '? days'", duration] }
+          }
         when 'SQLite'
           scope :with_duration_of, lambda { |duration, start, stop|
             { :conditions => ["abs(julianday(#{quoted_table_name}.#{connection.quote_column_name start}) - julianday(#{quoted_table_name}.#{connection.quote_column_name stop})) = ?", duration] }