Remove trailing whitespace and tabs

app/controllers/stats_controller.rb

@@ -10,7 +10,7 @@ class StatsController < ApplicationController
     @hidden_contexts = current_user.contexts.hidden
     @stats = Stats::UserStats.new(current_user)
   end
-  
+
   def actions_done_last12months_data
     # get actions created and completed in the past 12+3 months. +3 for running
     # - outermost set of entries needed for these calculations
@@ -19,7 +19,7 @@ class StatsController < ApplicationController
     # convert to array and fill in non-existing months
     @actions_done_last12months_array = put_events_into_month_buckets(actions_last12months, 13, :completed_at)
     @actions_created_last12months_array = put_events_into_month_buckets(actions_last12months, 13, :created_at)
-    
+
     # find max for graph in both arrays
     @max = (@actions_done_last12months_array + @actions_created_last12months_array).max
 
@@ -54,7 +54,7 @@ class StatsController < ApplicationController
 
   def actions_done_lastyears_data
     actions_last_months = current_user.todos.select("completed_at,created_at")
-    
+
     month_count = difference_in_months(@today, actions_last_months.minimum(:created_at))
     # because this action is not scoped by date, the minimum created_at should always be
     # less than the minimum completed_at, so no reason to check minimum completed_at
@@ -101,10 +101,10 @@ class StatsController < ApplicationController
     # convert to array and fill in non-existing weeks with 0
     @max_weeks = @actions_completion_time.last ? difference_in_weeks(@today, @actions_completion_time.last.completed_at) : 1
     @actions_completed_per_week_array = convert_to_weeks_running_array(@actions_completion_time, @max_weeks+1)
-        
+
     # stop the chart after 10 weeks
     @count = [10, @max_weeks].min
-    
+
     # convert to new array to hold max @cut_off elems + 1 for sum of actions after @cut_off
     @actions_completion_time_array = cut_off_array_with_sum(@actions_completed_per_week_array, @count)
     @max_actions = @actions_completion_time_array.max
@@ -124,14 +124,14 @@ class StatsController < ApplicationController
 
     # cut off chart at 52 weeks = one year
     @count = [52, @max_weeks].min
-    
+
     # convert to new array to hold max @cut_off elems + 1 for sum of actions after @cut_off
     @actions_running_time_array = cut_off_array_with_sum(@actions_running_per_week_array, @count)
     @max_actions = @actions_running_time_array.max
 
     # get percentage done cumulative
     @cum_percent_done = convert_to_cumulative_array(@actions_running_time_array, @actions_running_time.count )
-      
+
     render :layout => false
   end
 
@@ -153,7 +153,7 @@ class StatsController < ApplicationController
 
     # cut off chart at 52 weeks = one year
     @count = [52, @max_weeks].min
-    
+
     # convert to new array to hold max @cut_off elems + 1 for sum of actions after @cut_off
     @actions_running_time_array = cut_off_array_with_sum(@actions_running_per_week_array, @count)
     @max_actions = @actions_running_time_array.max
@@ -163,21 +163,21 @@ class StatsController < ApplicationController
 
     render :layout => false
   end
-  
+
   def actions_open_per_week_data
     @actions_started = current_user.todos.created_after(@today-53.weeks).
       select("todos.created_at, todos.completed_at").
       reorder("todos.created_at DESC")
-      
+
     @max_weeks = difference_in_weeks(@today, @actions_started.last.created_at)
 
     # cut off chart at 52 weeks = one year
     @count = [52, @max_weeks].min
-    
+
     @actions_open_per_week_array = convert_to_weeks_running_from_today_array(@actions_started, @max_weeks+1)
     @actions_open_per_week_array = cut_off_array(@actions_open_per_week_array, @count)
     @max_actions = (@actions_open_per_week_array.max or 0)
-    
+
     render :layout => false
   end
 
@@ -323,7 +323,7 @@ class StatsController < ApplicationController
       selected_todo_ids = get_ids_from(@actions_running_time, week_from, week_to, params['id']=='art_end')
       @selected_actions = selected_todo_ids.size == 0 ? [] : current_user.todos.where("id in (#{selected_todo_ids.join(",")})")
       @count = @selected_actions.size
-      
+
       render :action => "show_selection_from_chart"
     else
       # render error
@@ -380,7 +380,7 @@ class StatsController < ApplicationController
     records.each { |r| (yield r).each { |i| a[i] += 1 if a[i] } }
     a
   end
-  
+
   def put_events_into_month_buckets(records, array_size, date_method_on_todo)
     convert_to_array(records.select { |x| x.send(date_method_on_todo) }, array_size) { |r| [difference_in_months(@today, r.send(date_method_on_todo))]}
   end
@@ -400,7 +400,7 @@ class StatsController < ApplicationController
   def convert_to_weeks_running_from_today_array(records, array_size)
     return convert_to_array(records, array_size) { |r| week_indexes_of(r) }
   end
-  
+
   def week_indexes_of(record)
     a = []
     start_week = difference_in_weeks(@today, record.created_at)
@@ -408,7 +408,7 @@ class StatsController < ApplicationController
     end_week.upto(start_week) { |i| a << i };
     return a
   end
-  
+
   # returns a new array containing all elems of array up to cut_off and
   # adds the sum of the rest of array to the last elem
   def cut_off_array_with_sum(array, cut_off)
@@ -418,7 +418,7 @@ class StatsController < ApplicationController
     a[cut_off] += array.inject(:+) - a.inject(:+)
     return a
   end
-  
+
   def cut_off_array(array, cut_off)
     return Array.new(cut_off){|i| array[i]||0}
   end
@@ -441,7 +441,7 @@ class StatsController < ApplicationController
   def difference_in_days(date1, date2)
     return ((date1.utc.at_midnight-date2.utc.at_midnight)/SECONDS_PER_DAY).to_i
   end
-  
+
   # assumes date1 > date2
   def difference_in_weeks(date1, date2)
     return difference_in_days(date1, date2) / 7
@@ -458,7 +458,7 @@ class StatsController < ApplicationController
   # sets "null" on first column and - if necessary - cleans up last two columns, which may have insufficient data
   def compute_running_avg_array(set, upper_bound)
     result = set_three_month_avg(set, upper_bound)
-    result[upper_bound-1] = result[upper_bound-1] * 3 if upper_bound == set.length 
+    result[upper_bound-1] = result[upper_bound-1] * 3 if upper_bound == set.length
     result[upper_bound-2] = result[upper_bound-2] * 3 / 2 if upper_bound > 1 and upper_bound == set.length
     result[0] = "null"
     result