X-Git-Url: https://git.openstreetmap.org./rails.git/blobdiff_plain/16cc2e75a7c362f28cbcf617fd10baabe9f14d96..8990de156fba39383532bca59db4d907306ff5d3:/app/controllers/changesets_controller.rb

diff --git a/app/controllers/changesets_controller.rb b/app/controllers/changesets_controller.rb
index 50eb01800..a5ddaf364 100644
--- a/app/controllers/changesets_controller.rb
+++ b/app/controllers/changesets_controller.rb
@@ -4,7 +4,6 @@ class ChangesetsController < ApplicationController
   include UserMethods
 
   layout "site"
-  require "xml/libxml"
 
   before_action :authorize_web
   before_action :set_locale
@@ -19,6 +18,8 @@ class ChangesetsController < ApplicationController
   ##
   # list non-empty changesets in reverse chronological order
   def index
+    param! :max_id, Integer, :min => 1
+
     @params = params.permit(:display_name, :bbox, :friends, :nearby, :max_id, :list)
 
     if request.format == :atom && @params[:max_id]
@@ -59,7 +60,7 @@ class ChangesetsController < ApplicationController
         changesets = changesets.where(:user => current_user.nearby)
       end
 
-      changesets = changesets.where("changesets.id <= ?", @params[:max_id]) if @params[:max_id]
+      changesets = changesets.where(:changesets => { :id => ..@params[:max_id] }) if @params[:max_id]
 
       @changesets = changesets.order("changesets.id DESC").limit(20).preload(:user, :changeset_tags, :comments)
 
@@ -85,8 +86,9 @@ class ChangesetsController < ApplicationController
     @way_pages, @ways = paginate(:old_ways, :conditions => { :changeset_id => @changeset.id }, :per_page => 20, :parameter => "way_page")
     @relation_pages, @relations = paginate(:old_relations, :conditions => { :changeset_id => @changeset.id }, :per_page => 20, :parameter => "relation_page")
     if @changeset.user.active? && @changeset.user.data_public?
-      @next_by_user = @changeset.user.changesets.where("id > ?", @changeset.id).reorder(:id => :asc).first
-      @prev_by_user = @changeset.user.changesets.where("id < ?", @changeset.id).reorder(:id => :desc).first
+      changesets = conditions_nonempty(@changeset.user.changesets)
+      @next_by_user = changesets.where("id > ?", @changeset.id).reorder(:id => :asc).first
+      @prev_by_user = changesets.where(:id => ...@changeset.id).reorder(:id => :desc).first
     end
     render :layout => map_layout
   rescue ActiveRecord::RecordNotFound