fixes #268

app/controllers/pool_elements_controller.rb

@@ -3,7 +3,12 @@ class PoolElementsController < ApplicationController
   before_filter :member_only
   
   def create
-    @pool = Pool.find_by_name(params[:pool_name]) || Pool.find(params[:pool_id])
+    @pool = Pool.find_by_name(params[:pool_name]) || Pool.find_by_id(params[:pool_id])
+    
+    if @pool.nil?
+      return
+    end
+    
     @post = Post.find(params[:post_id])
     @pool.add!(@post)
     append_pool_to_session(@pool)

app/models/pool.rb

@@ -42,6 +42,16 @@ class Pool < ActiveRecord::Base
     post_ids.gsub(/\s{2,}/, " ").strip
   end
   
+  def self.find_by_name(name)
+    if name =~ /^\d+$/
+      where("id = ?", name.to_i).first
+    elsif name
+      where("name = ?", normalize_name(name)).first
+    else
+      nil
+    end
+  end
+  
   def initialize_creator
     self.creator_id = CurrentUser.id
   end

app/models/tag.rb

@@ -79,7 +79,7 @@ class Tag < ActiveRecord::Base
   module NameMethods
     module ClassMethods
       def normalize_name(name)
-        name.downcase.tr(" ", "_").gsub(/\A[-~]+/, "")
+        name.downcase.tr(" ", "_").gsub(/\A[-~]+/, "").gsub(/\*/, "")
       end
 
       def find_or_create_by_name(name, options = {})