fixes #774

app/controllers/users_controller.rb

@@ -61,6 +61,12 @@ class UsersController < ApplicationController
     @user.update_cache
     render :nothing => true
   end
+  
+  def restore_uploaded_tags
+    @user = User.find(params[:id])
+    importer = UploadedTagsImporter.new(@user)
+    importer.import!
+  end
 
 private
   def check_privilege(user)

app/logical/uploaded_tags_importer.rb

@@ -0,0 +1,20 @@
+class UploadedTagsImporter
+  attr_reader :user
+  
+  def initialize(user)
+    @user = user
+  end
+  
+  def import!
+    row = connection.exec("SELECT uploaded_tags FROM users WHERE id = #{user.id}").first
+    if row
+      user.update_attribute(:favorite_tags, row["uploaded_tags"])
+    end
+    connection.close
+  rescue Exception
+  end
+  
+  def connection
+    @connection ||= PGconn.connect(:dbname => "danbooru", :host => "dbserver", :user => "albert")
+  end
+end

app/views/users/edit.html.erb

@@ -12,7 +12,13 @@
         <%= f.input :default_image_size, :hint => "Large is #{Danbooru.config.large_image_width} pixels wide, and original is whatever the original image is", :collection => %w(large original), :include_blank => false %>
         <%= f.input :enable_post_navigation, :as => :select, :include_blank => false, :label => "Enable keyboard shortcuts" %>
         <%= f.input :new_post_navigation_layout, :as => :select, :label => "Pool links", :include_blank => false, :collection => [["Bottom", "true"], ["Top", "false"]], :hint => "When browsing pools, where do you want the navigation links to be placed?" %>
-        <%= f.input :favorite_tags, :hint => "A list of whitespace delimited tags that show up in your profile", :input_html => {:size => "40x5"} %>
+
+        <div class="input text optional field_with_hint">
+          <label class="text optional" for="user_favorite_tags">Favorite tags</label>
+          <textarea id="user_favorite_tags" class="text optional" rows="5" name="user[favorite_tags]" cols="40">1 2 3 </textarea>
+          <span class="hint">A list of whitespace delimited tags that show up in your profile. <%= link_to "Restore from old database", restore_uploaded_tags_user_path(@user), :method => :post, :remote => true %></span>
+        </div>
+        
         <%= f.input :blacklisted_tags, :hint => "A list of newline delimited tags that you never want to see", :input_html => {:size => "40x5"} %>
       </fieldset>
 

app/views/users/restore_uploaded_tags.js.erb

@@ -0,0 +1 @@
+$("#favorite_tags").val(<%= raw @user.favorite_tags.to_json %>);

config/routes.rb

@@ -187,6 +187,7 @@ Danbooru::Application.routes.draw do
     member do
       delete :cache
       post :upgrade
+      post :restore_uploaded_tags
     end
   end
   resources :user_feedbacks