fixes #848

app/logical/anonymous_user.rb

@@ -161,6 +161,10 @@ class AnonymousUser
     false
   end
   
+  def enable_sequential_post_navigation
+    true
+  end
+  
   %w(member banned privileged builder platinum contributor janitor moderator admin).each do |name|
     define_method("is_#{name}?") do
       false

app/models/user.rb

@@ -17,7 +17,7 @@ class User < ActiveRecord::Base
   end
   
   attr_accessor :password, :old_password
-  attr_accessible :enable_privacy_mode, :enable_post_navigation, :new_post_navigation_layout, :password, :old_password, :password_confirmation, :password_hash, :email, :last_logged_in_at, :last_forum_read_at, :has_mail, :receive_email_notifications, :comment_threshold, :always_resize_images, :favorite_tags, :blacklisted_tags, :name, :ip_addr, :time_zone, :default_image_size, :as => [:moderator, :janitor, :contributor, :privileged, :member, :anonymous, :default, :builder, :admin]
+  attr_accessible :enable_privacy_mode, :enable_post_navigation, :new_post_navigation_layout, :password, :old_password, :password_confirmation, :password_hash, :email, :last_logged_in_at, :last_forum_read_at, :has_mail, :receive_email_notifications, :comment_threshold, :always_resize_images, :favorite_tags, :blacklisted_tags, :name, :ip_addr, :time_zone, :default_image_size, :enable_sequential_post_navigation, :as => [:moderator, :janitor, :contributor, :privileged, :member, :anonymous, :default, :builder, :admin]
   attr_accessible :level, :as => :admin
   validates_length_of :name, :within => 2..100, :on => :create
   validates_format_of :name, :with => /\A[^\s:]+\Z/, :on => :create, :message => "cannot have whitespace or colons"

app/presenters/post_presenter.rb

@@ -86,7 +86,7 @@ class PostPresenter < Presenter
   end
   
   def has_nav_links?(template)
-    (template.params[:tags].present? && template.params[:tags] !~ /order:/) || @post.pools.active.any?
+    (CurrentUser.user.enable_sequential_post_navigation && template.params[:tags].present? && template.params[:tags] !~ /order:/) || @post.pools.active.any?
   end
   
   def post_footer_for_pool_html(template)

app/views/posts/partials/show/_nav_links.html.erb

@@ -1,6 +1,6 @@
 <% if (position == "bottom" && CurrentUser.user.new_post_navigation_layout) || (position == "top" && !CurrentUser.user.new_post_navigation_layout) %>
   <div id="nav-links" class="ui-corner-all nav-notice">
-    <% if params[:tags].present? && params[:tags] !~ /order:/ %>
+    <% if CurrentUser.user.enable_sequential_post_navigation && params[:tags].present? && params[:tags] !~ /order:/ %>
       <%= render "posts/partials/show/search_seq", :post => post %>
     <% end %>
 

app/views/users/edit.html.erb

@@ -16,6 +16,7 @@
         <%= f.input :default_image_size, :hint => "Show original image or show resampled #{Danbooru.config.large_image_width} pixel version", :label => "Image size", :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 :enable_sequential_post_navigation, :as => :select, :label => "Enable slideshow mode", :hint => "Show prev/next links when viewing a post", :include_blank => false %>
 
         <div class="input text optional field_with_hint">
           <label class="text optional" for="user_favorite_tags">Favorite tags</label>

db/migrate/20130318030619_add_enable_post_seq_navigation_to_users.rb

@@ -0,0 +1,6 @@
+class AddEnablePostSeqNavigationToUsers < ActiveRecord::Migration
+  def change
+    execute "set statement_timeout = 0"
+    add_column :users, :enable_sequential_post_navigation, :boolean, :null => false, :default => true
+  end
+end

db/structure.sql

@@ -2602,7 +2602,8 @@ CREATE TABLE users (
     bcrypt_password_hash text,
     enable_post_navigation boolean DEFAULT true NOT NULL,
     new_post_navigation_layout boolean DEFAULT true NOT NULL,
-    enable_privacy_mode boolean DEFAULT false NOT NULL
+    enable_privacy_mode boolean DEFAULT false NOT NULL,
+    enable_sequential_post_navigation boolean DEFAULT true NOT NULL
 );
 
 
@@ -6253,4 +6254,6 @@ INSERT INTO schema_migrations (version) VALUES ('20130308204213');
 
 INSERT INTO schema_migrations (version) VALUES ('20130318002652');
 
-INSERT INTO schema_migrations (version) VALUES ('20130318012517');
+INSERT INTO schema_migrations (version) VALUES ('20130318012517');
+
+INSERT INTO schema_migrations (version) VALUES ('20130318030619');