ban fixes

app/controllers/bans_controller.rb

@@ -19,13 +19,12 @@ class BansController < ApplicationController
   end
   
   def create
-    @ban = Ban.new(params[:ban])
-    @ban.banner_id = CurrentUser.id
+    @ban = Ban.create(params[:ban])
     
-    if @ban.save
-      redirect_to ban_path(@ban), :notice => "Ban created"
-    else
+    if @ban.errors.any?
       render :action => "new"
+    else
+      redirect_to ban_path(@ban), :notice => "Ban created"
     end
   end
   
@@ -34,6 +33,7 @@ class BansController < ApplicationController
     if @ban.update_attributes(params[:ban])
       redirect_to ban_path(@ban), :notice => "Ban updated"
     else
+      puts @ban.errors.full_messages
       render :action => "edit"
     end
   end  

app/models/ban.rb

@@ -5,11 +5,16 @@ class Ban < ActiveRecord::Base
   attr_accessible :reason, :duration, :user_id, :user_name
   validate :user_is_inferior
   validates_presence_of :user_id, :reason, :duration
+  before_validation :initialize_banner_id, :on => :create
   
   def self.is_banned?(user)
     exists?(["user_id = ? AND expires_at > ?", user.id, Time.now])
   end
   
+  def initialize_banner_id
+    self.banner_id = CurrentUser.id
+  end
+  
   def user_is_inferior
     if user
       if user.is_admin?