stubbed in view code from old danbooru; only janitors can lock a wiki page

app/models/post.rb

@@ -640,8 +640,10 @@ class Post < ActiveRecord::Base
       if can_be_voted_by?(CurrentUser.user)
         if score == "up"
           increment!(:score)
+          increment!(:up_score)
         elsif score == "down"
           decrement!(:score)
+          decrement!(:down_score)
         end
 
         votes.create(:score => score)

app/models/tag.rb

@@ -2,7 +2,8 @@ class Tag < ActiveRecord::Base
   attr_accessible :category
   after_save :update_category_cache
   has_one :wiki_page, :foreign_key => "name", :primary_key => "title"
-  scope :by_pattern, lambda {|name| where(["name LIKE ? ESCAPE E'\\\\'", name.to_escaped_for_sql_like])}
+  scope :name_matches, lambda {|name| where(["name LIKE ? ESCAPE E'\\\\'", name.to_escaped_for_sql_like])}
+  search_method :name_matches
 
   class CategoryMapping
     Danbooru.config.reverse_tag_category_mapping.each do |value, category|
@@ -71,7 +72,7 @@ class Tag < ActiveRecord::Base
   module NameMethods
     module ClassMethods
       def normalize_name(name)
-        name.downcase.tr(" ", "_").gsub(/\A[-~*]+/, "")
+        name.downcase.tr(" ", "_").gsub(/\A[-~]+/, "")
       end
 
       def find_or_create_by_name(name, options = {})

app/models/user_mailer.rb

@@ -1,22 +1,6 @@
 class UserMailer < ActionMailer::Base
   default :host => Danbooru.config.server_host, :from => Danbooru.config.contact_email, :content_type => "text/html"
 
-  def password_reset(user, new_password)
-    @user = user
-    @new_password = new_password
-    mail(:to => @user.email, :subject => "#{Danbooru.config.app_name} - Password Reset")
-  end
-  
-  def name_reminder(user)
-    @user = user
-    mail(:to => user.email, :subject => "#{Danbooru.config.app_name} - Name Reminder")
-  end
-  
-  def deletion(user)
-    @user = user
-    mail(:to => user.email, :subject => "#{}")
-  end
-  
   def dmail_notice(dmail)
     @dmail = dmail
     mail(:to => dmail.to.email, :subject => "#{Danbooru.config.app_name} - Message received from #{dmail.from.name}")    

app/models/wiki_page.rb

@@ -5,8 +5,10 @@ class WikiPage < ActiveRecord::Base
   belongs_to :creator, :class_name => "User"
   validates_uniqueness_of :title, :case_sensitive => false
   validates_presence_of :body
-  attr_accessible :title, :body
+  validate :validate_locker_is_janitor
+  attr_accessible :title, :body, :is_locked
   scope :titled, lambda {|title| where(["title = ?", title.downcase.tr(" ", "_")])}
+  scope :recent, order("updated_at DESC").limit(25)
   has_one :tag, :foreign_key => "name", :primary_key => "title"
   has_one :artist, :foreign_key => "name", :primary_key => "title"
   has_many :versions, :class_name => "WikiPageVersion", :dependent => :destroy, :order => "wiki_page_versions.id ASC"
@@ -29,6 +31,13 @@ class WikiPage < ActiveRecord::Base
     titled(title).select("title, id").first
   end
   
+  def validate_locker_is_janitor
+    if is_locked_changed? && !CurrentUser.is_janitor?
+      errors.add(:is_locked, "can be modified by janitors only")
+      return false
+    end
+  end
+  
   def revert_to(version)
     self.title = version.title
     self.body = version.body