diff --git a/Gemfile b/Gemfile
index 20ea1f1bf..3ab8a7dc1 100644
--- a/Gemfile
+++ b/Gemfile
@@ -14,13 +14,14 @@ group :assets do
   gem "therubyracer"
 end
 
-gem "rails", "3.1.3"
+gem "rails", "3.2.0"
 gem "pg"
 gem "memcache-client", :require => "memcache"
 gem "delayed_job"
+gem "delayed_job_active_record"
 gem "super_exception_notifier"
 gem "simple_form"
-gem "mechanize"
+gem "mechanize", git: 'git://github.com/caribio/mechanize.git'
 gem "nokogiri"
 gem "meta_search", :git => "git://github.com/ernie/meta_search.git"
 gem "silent-postgres"
diff --git a/Gemfile.lock b/Gemfile.lock
index f97f92b86..c368891b3 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -1,11 +1,23 @@
+GIT
+  remote: git://github.com/caribio/mechanize.git
+  revision: 602a453f25c376681317e1f1af7229d39ccfff3d
+  specs:
+    mechanize (2.1.1)
+      domain_name (~> 0.5, >= 0.5.1)
+      net-http-digest_auth (~> 1.1, >= 1.1.1)
+      net-http-persistent (~> 2.3, >= 2.3.2)
+      nokogiri (~> 1.4)
+      ntlm-http (~> 0.1, >= 0.1.1)
+      webrobots (~> 0.0, >= 0.0.9)
+
 GIT
   remote: git://github.com/ernie/meta_search.git
-  revision: 1b8522a4129b5771c920898cb05badbe119c2f35
+  revision: 5bfe8322ac3c56ed8c714c1892aebf1390e7db5e
   specs:
-    meta_search (1.1.1)
-      actionpack (~> 3.1.0)
-      activerecord (~> 3.1.0)
-      activesupport (~> 3.1.0)
+    meta_search (1.1.2)
+      actionpack (~> 3.1)
+      activerecord (~> 3.1)
+      activesupport (~> 3.1)
       polyamorous (~> 0.5.0)
 
 GIT
@@ -17,120 +29,112 @@ GIT
 
 GIT
   remote: http://github.com/EmmanuelOga/ffaker.git
-  revision: f95ce5645d706d865990184ff83d40fe8ccc5e49
+  revision: 0a281092f4ed985b7f7ae6eb2d03677fbcfc722d
   specs:
-    ffaker (1.10.1)
+    ffaker (1.12.1)
 
 GEM
   remote: http://gemcutter.org/
   specs:
-    actionmailer (3.1.3)
-      actionpack (= 3.1.3)
-      mail (~> 2.3.0)
-    actionpack (3.1.3)
-      activemodel (= 3.1.3)
-      activesupport (= 3.1.3)
+    actionmailer (3.2.0)
+      actionpack (= 3.2.0)
+      mail (~> 2.4.0)
+    actionpack (3.2.0)
+      activemodel (= 3.2.0)
+      activesupport (= 3.2.0)
       builder (~> 3.0.0)
       erubis (~> 2.7.0)
-      i18n (~> 0.6)
-      rack (~> 1.3.5)
+      journey (~> 1.0.0)
+      rack (~> 1.4.0)
       rack-cache (~> 1.1)
-      rack-mount (~> 0.8.2)
       rack-test (~> 0.6.1)
-      sprockets (~> 2.0.3)
-    activemodel (3.1.3)
-      activesupport (= 3.1.3)
+      sprockets (~> 2.1.2)
+    activemodel (3.2.0)
+      activesupport (= 3.2.0)
       builder (~> 3.0.0)
-      i18n (~> 0.6)
-    activerecord (3.1.3)
-      activemodel (= 3.1.3)
-      activesupport (= 3.1.3)
-      arel (~> 2.2.1)
+    activerecord (3.2.0)
+      activemodel (= 3.2.0)
+      activesupport (= 3.2.0)
+      arel (~> 3.0.0)
       tzinfo (~> 0.3.29)
-    activeresource (3.1.3)
-      activemodel (= 3.1.3)
-      activesupport (= 3.1.3)
-    activesupport (3.1.3)
+    activeresource (3.2.0)
+      activemodel (= 3.2.0)
+      activesupport (= 3.2.0)
+    activesupport (3.2.0)
+      i18n (~> 0.6)
       multi_json (~> 1.0)
-    arel (2.2.1)
-    awesome_print (0.4.0)
+    arel (3.0.0)
+    awesome_print (1.0.2)
     builder (3.0.0)
     chronic (0.6.6)
-    coderay (0.9.8)
-    daemons (1.1.4)
-    delayed_job (2.1.4)
+    coderay (1.0.5)
+    delayed_job (3.0.1)
       activesupport (~> 3.0)
-      daemons
+    delayed_job_active_record (0.3.1)
+      activerecord (> 2.1.0)
+      delayed_job (~> 3.0.0)
+    domain_name (0.5.2)
+      unf (~> 0.0.3)
     erubis (2.7.0)
-    execjs (1.2.9)
+    execjs (1.3.0)
       multi_json (~> 1.0)
-    factory_girl (2.3.2)
+    factory_girl (2.5.0)
       activesupport
     hike (1.2.1)
     i18n (0.6.0)
-    json (1.6.2)
+    journey (1.0.1)
+    json (1.6.5)
     libv8 (3.3.10.4)
-    mail (2.3.0)
+    mail (2.4.1)
       i18n (>= 0.4.0)
       mime-types (~> 1.16)
       treetop (~> 1.4.8)
-    mechanize (2.0.1)
-      net-http-digest_auth (~> 1.1, >= 1.1.1)
-      net-http-persistent (~> 1.8)
-      nokogiri (~> 1.4)
-      webrobots (~> 0.0, >= 0.0.9)
     memcache-client (1.8.5)
     metaclass (0.0.1)
-    method_source (0.6.7)
-      ruby_parser (>= 2.3.1)
+    method_source (0.7.0)
     mime-types (1.17.2)
-    mocha (0.10.0)
+    mocha (0.10.3)
       metaclass (~> 0.0.1)
     multi_json (1.0.4)
     net-http-digest_auth (1.2)
-    net-http-persistent (1.9)
+    net-http-persistent (2.3.3)
     nokogiri (1.5.0)
-    pg (0.11.0)
+    ntlm-http (0.1.1)
+    pg (0.12.2)
     polyamorous (0.5.0)
       activerecord (~> 3.0)
     polyglot (0.3.3)
-    pry (0.9.7.4)
-      coderay (~> 0.9.8)
-      method_source (~> 0.6.7)
-      ruby_parser (>= 2.3.1)
-      slop (~> 2.1.0)
-    rack (1.3.5)
+    pry (0.9.8)
+      coderay (~> 1.0.5)
+      method_source (~> 0.7)
+      slop (>= 2.4.3, < 3)
+    rack (1.4.1)
     rack-cache (1.1)
       rack (>= 0.4)
-    rack-mount (0.8.3)
-      rack (>= 1.0.0)
     rack-ssl (1.3.2)
       rack
     rack-test (0.6.1)
       rack (>= 1.0)
-    rails (3.1.3)
-      actionmailer (= 3.1.3)
-      actionpack (= 3.1.3)
-      activerecord (= 3.1.3)
-      activeresource (= 3.1.3)
-      activesupport (= 3.1.3)
+    rails (3.2.0)
+      actionmailer (= 3.2.0)
+      actionpack (= 3.2.0)
+      activerecord (= 3.2.0)
+      activeresource (= 3.2.0)
+      activesupport (= 3.2.0)
       bundler (~> 1.0)
-      railties (= 3.1.3)
-    railties (3.1.3)
-      actionpack (= 3.1.3)
-      activesupport (= 3.1.3)
+      railties (= 3.2.0)
+    railties (3.2.0)
+      actionpack (= 3.2.0)
+      activesupport (= 3.2.0)
       rack-ssl (~> 1.3.2)
       rake (>= 0.8.7)
       rdoc (~> 3.4)
       thor (~> 0.14.6)
     rake (0.9.2.2)
-    rdoc (3.11)
+    rdoc (3.12)
       json (~> 1.4)
     rmagick (2.13.1)
-    ruby_parser (2.3.1)
-      sexp_processor (~> 3.0)
-    sass (3.1.11)
-    sexp_processor (3.0.8)
+    sass (3.1.12)
     shoulda (2.11.3)
     silent-postgres (0.1.1)
     simple_form (1.5.2)
@@ -140,8 +144,8 @@ GEM
       multi_json (~> 1.0.3)
       simplecov-html (~> 0.5.3)
     simplecov-html (0.5.3)
-    slop (2.1.0)
-    sprockets (2.0.3)
+    slop (2.4.3)
+    sprockets (2.1.2)
       hike (~> 1.2)
       rack (~> 1.0)
       tilt (~> 1.1, != 1.3.0)
@@ -156,12 +160,14 @@ GEM
       polyglot
       polyglot (>= 0.3.1)
     tzinfo (0.3.31)
-    uglifier (1.1.0)
+    uglifier (1.2.2)
       execjs (>= 0.3.0)
       multi_json (>= 1.0.2)
-    webrobots (0.0.12)
-      nokogiri (>= 1.4.4)
-    whenever (0.7.0)
+    unf (0.0.4)
+      unf_ext
+    unf_ext (0.0.4)
+    webrobots (0.0.13)
+    whenever (0.7.2)
       activesupport (>= 2.3.4)
       chronic (~> 0.6.3)
 
@@ -171,16 +177,17 @@ PLATFORMS
 DEPENDENCIES
   awesome_print
   delayed_job
+  delayed_job_active_record
   factory_girl
   ffaker!
-  mechanize
+  mechanize!
   memcache-client
   meta_search!
   mocha
   nokogiri
   pg
   pry
-  rails (= 3.1.3)
+  rails (= 3.2.0)
   rmagick
   sanitize!
   sass
diff --git a/app/models/artist.rb b/app/models/artist.rb
index 493723ca1..0b1a302c2 100644
--- a/app/models/artist.rb
+++ b/app/models/artist.rb
@@ -12,7 +12,7 @@ class Artist < ActiveRecord::Base
   has_one :wiki_page, :foreign_key => "title", :primary_key => "name"
   has_one :tag_alias, :foreign_key => "antecedent_name", :primary_key => "name"
   accepts_nested_attributes_for :wiki_page
-  attr_accessible :name, :url_string, :other_names, :group_name, :wiki_page_attributes, :notes, :is_active, :as => [:member, :privileged, :contributor, :janitor, :moderator, :default, :admin]
+  attr_accessible :body, :name, :url_string, :other_names, :group_name, :wiki_page_attributes, :notes, :is_active, :as => [:member, :privileged, :contributor, :janitor, :moderator, :default, :admin]
   attr_accessible :is_banned, :as => :admin
   scope :url_match, lambda {|string| where(["id in (?)", Artist.find_all_by_url(string).map(&:id)])}
   scope :other_names_match, lambda {|string| where(["other_names_index @@ to_tsquery('danbooru', ?)", Artist.normalize_name(string)])}
diff --git a/app/models/user_feedback.rb b/app/models/user_feedback.rb
index ada74f13b..465409afa 100644
--- a/app/models/user_feedback.rb
+++ b/app/models/user_feedback.rb
@@ -1,5 +1,5 @@
 class UserFeedback < ActiveRecord::Base
-  set_table_name "user_feedback"
+  self.table_name = "user_feedback"
   belongs_to :user
   belongs_to :creator, :class_name => "User"
   before_validation :initialize_creator, :on => :create
diff --git a/config/application.rb b/config/application.rb
index 655d64665..cd0b0fa80 100644
--- a/config/application.rb
+++ b/config/application.rb
@@ -2,10 +2,9 @@ require File.expand_path('../boot', __FILE__)
 
 require 'rails/all'
 
-# If you have a Gemfile, require the default gems, the ones in the
-# current environment and also include :assets gems if in development
-# or test environments.
-Bundler.require *Rails.groups(:assets) if defined?(Bundler)
+if defined?(Bundler)
+  Bundler.require(*Rails.groups(:assets => %w(development test)))
+end
 
 module Danbooru
   class Application < Rails::Application
@@ -13,6 +12,7 @@ module Danbooru
     config.encoding = "utf-8"
     config.filter_parameters += [:password]
     config.assets.enabled = true
+    config.assets.version = '1.0'
     config.autoload_paths += %W(#{config.root}/app/presenters #{config.root}/app/logical #{config.root}/app/mailers)
     config.plugins = [:all]
     config.time_zone = 'Eastern Time (US & Canada)'
diff --git a/config/environment.rb b/config/environment.rb
index 00be728e9..11b966c09 100644
--- a/config/environment.rb
+++ b/config/environment.rb
@@ -1,5 +1,8 @@
 # Load the rails application
 require File.expand_path('../application', __FILE__)
 
+Encoding.default_external = Encoding::UTF_8
+Encoding.default_internal = Encoding::UTF_8
+
 # Initialize the rails application
 Danbooru::Application.initialize!
diff --git a/config/environments/development.rb b/config/environments/development.rb
index 384fe56c6..953608bb1 100644
--- a/config/environments/development.rb
+++ b/config/environments/development.rb
@@ -2,7 +2,7 @@ Danbooru::Application.configure do
   # Settings specified here will take precedence over those in config/application.rb
 
   # In the development environment your application's code is reloaded on
-  # every request.  This slows down response time but is perfect for development
+  # every request. This slows down response time but is perfect for development
   # since you don't have to restart the web server when you make code changes.
   config.cache_classes = false
 
@@ -22,6 +22,16 @@ Danbooru::Application.configure do
   # Only use best-standards-support built into browsers
   config.action_dispatch.best_standards_support = :builtin
 
+  # Raise exception on mass assignment protection for Active Record models
+  config.active_record.mass_assignment_sanitizer = :strict
+
+  # Log the query plan for queries taking more than this (works
+  # with SQLite, MySQL, and PostgreSQL)
+  config.active_record.auto_explain_threshold_in_seconds = 0.5
+
   # Do not compress assets
   config.assets.compress = false
+
+  # Expands the lines which load the assets
+  config.assets.debug = true
 end
diff --git a/config/environments/production.rb b/config/environments/production.rb
index 597b4909f..e30978073 100644
--- a/config/environments/production.rb
+++ b/config/environments/production.rb
@@ -14,9 +14,18 @@ Danbooru::Application.configure do
   # Compress JavaScripts and CSS
   config.assets.compress = true
 
+  # Don't fallback to assets pipeline if a precompiled asset is missed
+  config.assets.compile = false
+
+  # Generate digests for assets URLs
+  config.assets.digest = true
+
+  # Defaults to Rails.root.join("public/assets")
+  # config.assets.manifest = YOUR_PATH
+
   # Specifies the header that your server uses for sending files
-  # (comment out if your front-end server doesn't support this)
-  config.action_dispatch.x_sendfile_header = "X-Sendfile" # Use 'X-Accel-Redirect' for nginx
+  # config.action_dispatch.x_sendfile_header = "X-Sendfile" # for apache
+  # config.action_dispatch.x_sendfile_header = 'X-Accel-Redirect' # for nginx
 
   # Force all access to the app over SSL, use Strict-Transport-Security, and use secure cookies.
   # config.force_ssl = true
@@ -24,8 +33,11 @@ Danbooru::Application.configure do
   # See everything in the log (default is :info)
   # config.log_level = :debug
 
+  # Prepend all log lines with the following tags
+  # config.log_tags = [ :subdomain, :uuid ]
+
   # Use a different logger for distributed setups
-  # config.logger = SyslogLogger.new
+  # config.logger = ActiveSupport::TaggedLogging.new(SyslogLogger.new)
 
   # Use a different cache store in production
   # config.cache_store = :mem_cache_store
@@ -48,4 +60,8 @@ Danbooru::Application.configure do
 
   # Send deprecation notices to registered listeners
   config.active_support.deprecation = :notify
+
+  # Log the query plan for queries taking more than this (works
+  # with SQLite, MySQL, and PostgreSQL)
+  # config.active_record.auto_explain_threshold_in_seconds = 0.5
 end
diff --git a/config/environments/test.rb b/config/environments/test.rb
index 959da24b9..c86c60b9e 100644
--- a/config/environments/test.rb
+++ b/config/environments/test.rb
@@ -2,9 +2,9 @@ Danbooru::Application.configure do
   # Settings specified here will take precedence over those in config/application.rb
 
   # The test environment is used exclusively to run your application's
-  # test suite.  You never need to work with it otherwise.  Remember that
+  # test suite. You never need to work with it otherwise. Remember that
   # your test database is "scratch space" for the test suite and is wiped
-  # and recreated between test runs.  Don't rely on the data there!
+  # and recreated between test runs. Don't rely on the data there!
   config.cache_classes = true
 
   # Configure static asset server for tests with Cache-Control for performance
@@ -29,10 +29,8 @@ Danbooru::Application.configure do
   # ActionMailer::Base.deliveries array.
   config.action_mailer.delivery_method = :test
 
-  # Use SQL instead of Active Record's schema dumper when creating the test database.
-  # This is necessary if your schema can't be completely dumped by the schema dumper,
-  # like if you have constraints or database-specific column types
-  # config.active_record.schema_format = :sql
+  # Raise exception on mass assignment protection for Active Record models
+  config.active_record.mass_assignment_sanitizer = :strict
 
   # Print deprecation notices to the stderr
   config.active_support.deprecation = :stderr
diff --git a/config/initializers/inflections.rb b/config/initializers/inflections.rb
index 9e8b0131f..5d8d9be23 100644
--- a/config/initializers/inflections.rb
+++ b/config/initializers/inflections.rb
@@ -8,3 +8,8 @@
 #   inflect.irregular 'person', 'people'
 #   inflect.uncountable %w( fish sheep )
 # end
+#
+# These inflection rules are supported but not enabled by default:
+# ActiveSupport::Inflector.inflections do |inflect|
+#   inflect.acronym 'RESTful'
+# end
diff --git a/config/initializers/wrap_parameters.rb b/config/initializers/wrap_parameters.rb
index 71b88b0b4..999df2018 100644
--- a/config/initializers/wrap_parameters.rb
+++ b/config/initializers/wrap_parameters.rb
@@ -4,9 +4,11 @@
 # is enabled by default.
 
 # Enable parameter wrapping for JSON. You can disable this by setting :format to an empty array.
-ActionController::Base.wrap_parameters :format => [:json]
+ActiveSupport.on_load(:action_controller) do
+  wrap_parameters format: [:json]
+end
 
 # Disable root element in JSON by default.
-if defined?(ActiveRecord)
-  ActiveRecord::Base.include_root_in_json = false
+ActiveSupport.on_load(:active_record) do
+  self.include_root_in_json = false
 end
diff --git a/test/factories/artist.rb b/test/factories/artist.rb
index 28eff6564..bcad070da 100644
--- a/test/factories/artist.rb
+++ b/test/factories/artist.rb
@@ -1,5 +1,4 @@
 Factory.define(:artist) do |f|
   f.name {rand(1_000_000).to_s}
-  f.creator {|x| x.association(:user)}
   f.is_active true
 end
diff --git a/test/factories/comment.rb b/test/factories/comment.rb
index 173ed472e..a3e080a58 100644
--- a/test/factories/comment.rb
+++ b/test/factories/comment.rb
@@ -1,5 +1,4 @@
 Factory.define(:comment) do |f|
   f.post {|x| x.association(:post)}
   f.body {Faker::Lorem.sentences.join(" ")}
-  f.score 0
 end
diff --git a/test/factories/dmail.rb b/test/factories/dmail.rb
index 71f480029..76e55bf25 100644
--- a/test/factories/dmail.rb
+++ b/test/factories/dmail.rb
@@ -2,5 +2,4 @@ Factory.define(:dmail) do |f|
   f.to {|x| x.association(:user)}
   f.title {Faker::Lorem.words.join(" ")}
   f.body {Faker::Lorem.sentences.join(" ")}
-  f.is_read false
 end
diff --git a/test/functional/dmails_controller_test.rb b/test/functional/dmails_controller_test.rb
index 59ce3c2eb..ad5e212c2 100644
--- a/test/functional/dmails_controller_test.rb
+++ b/test/functional/dmails_controller_test.rb
@@ -78,7 +78,7 @@ class DmailsControllerTest < ActionController::TestCase
       
       should "create two messages, one for the sender and one for the recipient" do
         assert_difference("Dmail.count", 2) do
-          dmail_attribs = {:to_id => @user_2.id, :title => "abc", :body => "abc", :is_read => false}
+          dmail_attribs = {:to_id => @user_2.id, :title => "abc", :body => "abc"}
           post :create, {:dmail => dmail_attribs}, {:user_id => @user.id}
           assert_redirected_to dmail_path(Dmail.last)
         end
diff --git a/test/unit/artist_test.rb b/test/unit/artist_test.rb
index 208ec71d2..a2a5104ef 100644
--- a/test/unit/artist_test.rb
+++ b/test/unit/artist_test.rb
@@ -117,12 +117,14 @@ class ArtistTest < ActiveSupport::TestCase
     
     should "have an associated wiki" do
       user = Factory.create(:user)
+      CurrentUser.user = user
       artist = Factory.create(:artist, :name => "max", :wiki_page_attributes => {:title => "xxx", :body => "this is max"})
       assert_not_nil(artist.wiki_page)
       assert_equal("this is max", artist.wiki_page.body)
     
-      artist.update_attributes(:wiki_page_attributes => {:id => artist.wiki_page.id, :body => "this is hoge mark ii", :creator_id => user.id})
+      artist.update_attributes({:wiki_page_attributes => {:id => artist.wiki_page.id, :body => "this is hoge mark ii"}})
       assert_equal("this is hoge mark ii", artist.wiki_page(true).body)
+      CurrentUser.user = nil
     end
     
     should "revert to prior versions" do