Adding task to invalidate bad response times

Dhruv Kapadia
1 parent f5671345
Showing 1 changed file with 36 additions and 0 deletions Show diff stats
lib/tasks/prune_db.rake
@@ -0,0 +1,36 @@
+namespace :prune_db do
+  
+  task :all => [:invalidate_votes_with_bad_response_times]
+
+  task(:invalidate_votes_with_bad_response_times => :environment) do
+     badvotes = [] 
+     #might want to optimize later to not start from the beginning each time
+     Vote.find_each(:batch_size => 1000, :include => :appearance) do |v|
+         server_response_time = v.created_at.to_f - v.appearance.created_at.to_f
+	 if v.time_viewed && v.time_viewed/1000 > server_response_time 
+            badvotes << v
+	    puts "."
+	 end
+     end
+     puts "\n"
+
+     if badvotes.any?
+       puts "You are about to change #{badvotes.size} votes. Are you sure you want to proceed? (y/N)"
+       choice = $stdin.gets
+
+       unless choice.chomp.downcase == "y"
+	       return
+       end
+
+       badvotes.each do |v|
+          v.time_viewed = nil
+          v.missing_response_time_exp = "invalid"
+          v.save!
+       end
+     else
+       puts "Could not find any bad votes. Yay."
+     end
+
+  end
+
+end
@@ -0,0 +1,36 @@		@@ -0,0 +1,36 @@
	1	+namespace :prune_db do
	2	+
	3	+ task :all => [:invalidate_votes_with_bad_response_times]
	4	+
	5	+ task(:invalidate_votes_with_bad_response_times => :environment) do
	6	+ badvotes = []
	7	+ #might want to optimize later to not start from the beginning each time
	8	+ Vote.find_each(:batch_size => 1000, :include => :appearance) do \|v\|
	9	+ server_response_time = v.created_at.to_f - v.appearance.created_at.to_f
	10	+ if v.time_viewed && v.time_viewed/1000 > server_response_time
	11	+ badvotes << v
	12	+ puts "."
	13	+ end
	14	+ end
	15	+ puts "\n"
	16	+
	17	+ if badvotes.any?
	18	+ puts "You are about to change #{badvotes.size} votes. Are you sure you want to proceed? (y/N)"
	19	+ choice = $stdin.gets
	20	+
	21	+ unless choice.chomp.downcase == "y"
	22	+ return
	23	+ end
	24	+
	25	+ badvotes.each do \|v\|
	26	+ v.time_viewed = nil
	27	+ v.missing_response_time_exp = "invalid"
	28	+ v.save!
	29	+ end
	30	+ else
	31	+ puts "Could not find any bad votes. Yay."
	32	+ end
	33	+
	34	+ end
	35	+
	36	+end