Slight performance improvement (a reported 2s) by skipping db query if no bbox is...

[rails.git] / app / controllers / changeset_controller.rb

diff --git a/app/controllers/changeset_controller.rb b/app/controllers/changeset_controller.rb
index ebad59aa038a6e6145e034cd850c79817285ca45..243609290e9fc0e8b5379b7ce2a9b9979ac1c926 100644 (file)
--- a/app/controllers/changeset_controller.rb
+++ b/app/controllers/changeset_controller.rb
@@ -4,11 +4,12 @@ class ChangesetController < ApplicationController
   layout 'site'
   require 'xml/libxml'
 
-  session :off, :except => [:list]
-  before_filter :authorize_web, :only => [:list]
+  session :off, :except => [:list, :list_user, :list_bbox]
+  before_filter :authorize_web, :only => [:list, :list_user, :list_bbox]
   before_filter :authorize, :only => [:create, :update, :delete, :upload, :include, :close]
-  before_filter :check_write_availability, :only => [:create, :update, :delete, :upload, :include]
-  before_filter :check_read_availability, :except => [:create, :update, :delete, :upload, :download, :query]
+  before_filter :require_public_data, :only => [:create, :update, :delete, :upload, :include, :close]
+  before_filter :check_api_writable, :only => [:create, :update, :delete, :upload, :include]
+  before_filter :check_api_readable, :except => [:create, :update, :delete, :upload, :download, :query]
   after_filter :compress_output
 
   # Help methods for checking boundary sanity and area size
@@ -114,6 +115,8 @@ class ChangesetController < ApplicationController
       render :nothing => true, :status => :method_not_allowed
     end
 
+  rescue LibXML::XML::Error, ArgumentError => ex
+    raise OSM::APIBadXMLError.new("osm", xml, ex.message)
   rescue ActiveRecord::RecordNotFound
     render :nothing => true, :status => :not_found
   rescue OSM::APIError => ex
@@ -320,19 +323,26 @@ class ChangesetController < ApplicationController
   ##
   # list edits (changesets) belonging to a user
   def list_user
-    #find user by display name   
-    user = User.find(:first, :conditions => [ "visible = ? and display_name = ?", true, params[:display_name]])
+    user = User.find_by_display_name(params[:display_name], :conditions => {:visible => true})
     
-    conditions = conditions_user(user.id);
-    conditions = cond_merge conditions, conditions_nonempty
-    @edit_pages, @edits = paginate(:changesets,
-                                   :include => [:user, :changeset_tags],
-                                   :conditions => conditions,
-                                   :order => "changesets.created_at DESC",
-                                   :per_page => 20)
-    
-    @display_name = user.display_name
-    # FIXME needs rescues in here
+    if user
+      @display_name = user.display_name
+      if not user.data_public? and @user != user
+        @edits = nil
+        render
+      else
+        conditions = cond_merge conditions, ['user_id = ?', user.id]
+        conditions = cond_merge conditions, conditions_nonempty
+        @edit_pages, @edits = paginate(:changesets,
+                                        :include => [:user, :changeset_tags],
+                                        :conditions => conditions,
+                                        :order => "changesets.created_at DESC",
+                                        :per_page => 20)
+      end
+    else
+      @not_found_user = params[:display_name]
+      render :template => 'user/no_such_user', :status => :not_found
+    end
   end
   
   ##
@@ -341,8 +351,15 @@ class ChangesetController < ApplicationController
     # support 'bbox' param or alternatively 'minlon', 'minlat' etc       
     if params['bbox']
        bbox = params['bbox']
-    elsif params['minlon'] and params['minlat'] and params['maxlon'] and params['maxlat']          
-       bbox = params['minlon'] + ',' + params['minlat'] + ',' + params['maxlon'] + ',' + params['maxlat']
+    elsif params['minlon'] and params['minlat'] and params['maxlon'] and params['maxlat']
+       bbox = h(params['minlon']) + ',' + h(params['minlat']) + ',' + h(params['maxlon']) + ',' + h(params['maxlat'])
+    else
+      #TODO: fix bugs in location determination for history tab (and other tabs) then uncomment this redirect
+      #redirect_to :action => 'list'
+      
+      # For now just render immediately, and skip the db
+      render
+      return
     end
        
     conditions = conditions_bbox(bbox);
@@ -451,7 +468,7 @@ private
   # if parameter 'open' is nill then open and closed changsets are returned
   def conditions_open(open)
     return open.nil? ? nil : ['closed_at >= ? and num_changes <= ?', 
-                              DateTime.now, Changeset::MAX_ELEMENTS]
+                              Time.now.getutc, Changeset::MAX_ELEMENTS]
   end
   
   ##
@@ -459,7 +476,7 @@ private
   # ('closed at' time has passed or changes limit is hit)
   def conditions_closed(closed)
     return closed.nil? ? nil : ['closed_at < ? and num_changes > ?', 
-                              DateTime.now, Changeset::MAX_ELEMENTS]
+                                Time.now.getutc, Changeset::MAX_ELEMENTS]
   end
 
   ##