Merge remote-tracking branch 'osmlab/id-editor-embed'

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

diff --git a/app/controllers/trace_controller.rb b/app/controllers/trace_controller.rb
index 17b66796923f9e4021bb29a93733913e99f95fdc..14c64d2c67750179a70947be81c0b0c7fd51f185 100644 (file)
--- a/app/controllers/trace_controller.rb
+++ b/app/controllers/trace_controller.rb
@@ -1,28 +1,36 @@
 class TraceController < ApplicationController
   layout 'site'
 
 class TraceController < ApplicationController
   layout 'site'
 

+  skip_before_filter :verify_authenticity_token, :only => [:api_create, :api_read, :api_update, :api_delete, :api_data]

   before_filter :authorize_web
   before_filter :set_locale
   before_filter :authorize_web
   before_filter :set_locale

-  before_filter :require_user, :only => [:mine, :create, :edit, :delete, :make_public]
-  before_filter :authorize, :only => [:api_details, :api_data, :api_create]
-  before_filter :check_database_readable, :except => [:api_details, :api_data, :api_create]
-  before_filter :check_database_writable, :only => [:create, :edit, :delete, :make_public]
-  before_filter :check_api_readable, :only => [:api_details, :api_data]
-  before_filter :check_api_writable, :only => [:api_create]
-  before_filter :require_allow_read_gpx, :only => [:api_details, :api_data]
-  before_filter :require_allow_write_gpx, :only => [:api_create]
- 
+  before_filter :require_user, :only => [:mine, :create, :edit, :delete]
+  before_filter :authorize, :only => [:api_create, :api_read, :api_update, :api_delete, :api_data]
+  before_filter :check_database_readable, :except => [:api_read, :api_data]
+  before_filter :check_database_writable, :only => [:create, :edit, :delete, :api_create, :api_update, :api_delete]
+  before_filter :check_api_readable, :only => [:api_read, :api_data]
+  before_filter :check_api_writable, :only => [:api_create, :api_update, :api_delete]
+  before_filter :require_allow_read_gpx, :only => [:api_read, :api_data]
+  before_filter :require_allow_write_gpx, :only => [:api_create, :api_update, :api_delete]
+  before_filter :offline_warning, :only => [:mine, :view]
+  before_filter :offline_redirect, :only => [:create, :edit, :delete, :data, :api_create, :api_delete, :api_data]
+  around_filter :api_call_handle_error, :only => [:api_create, :api_read, :api_update, :api_delete, :api_data]
+
+#  caches_action :list, :unless => :logged_in?, :layout => false
+#  caches_action :view, :layout => false
+  caches_action :georss, :layout => true
+  cache_sweeper :trace_sweeper, :only => [:create, :edit, :delete, :api_create, :api_update, :api_delete]
+  cache_sweeper :tracetag_sweeper, :only => [:create, :edit, :delete, :api_create, :api_update, :api_delete]
+

   # Counts and selects pages of GPX traces for various criteria (by user, tags, public etc.).
   #  target_user - if set, specifies the user to fetch traces for.  if not set will fetch all traces
   # Counts and selects pages of GPX traces for various criteria (by user, tags, public etc.).
   #  target_user - if set, specifies the user to fetch traces for.  if not set will fetch all traces

-  def list(target_user = nil, action = "list")
+  def list

     # from display name, pick up user id if one user's traces only
     display_name = params[:display_name]
     # from display name, pick up user id if one user's traces only
     display_name = params[:display_name]

-    if target_user.nil? and !display_name.blank?
-      target_user = User.find(:first, :conditions => [ "visible = ? and display_name = ?", true, display_name])
+    if !display_name.blank?
+      target_user = User.active.where(:display_name => display_name).first

       if target_user.nil?
       if target_user.nil?

-        @title = t'trace.no_such_user.title'
-        @not_found_user = display_name
-        render :action => 'no_such_user', :status => :not_found
+        render_unknown_user display_name

         return
       end
     end
         return
       end
     end


@@ -41,69 +49,58 @@ class TraceController < ApplicationController
     # four main cases:
     # 1 - all traces, logged in = all public traces + all user's (i.e + all mine)
     # 2 - all traces, not logged in = all public traces
     # four main cases:
     # 1 - all traces, logged in = all public traces + all user's (i.e + all mine)
     # 2 - all traces, not logged in = all public traces

-    # 3 - user's traces, logged in as same user = all user's traces 
+    # 3 - user's traces, logged in as same user = all user's traces

     # 4 - user's traces, not logged in as that user = all user's public traces
     if target_user.nil? # all traces
       if @user
     # 4 - user's traces, not logged in as that user = all user's public traces
     if target_user.nil? # all traces
       if @user

-        conditions = ["(gpx_files.public = ? OR gpx_files.user_id = ?)", true, @user.id] #1
+        @traces = Trace.visible_to(@user) #1

       else
       else

-        conditions  = ["gpx_files.public = ?", true] #2
+        @traces = Trace.public #2

       end
     else
       if @user and @user == target_user
       end
     else
       if @user and @user == target_user

-        conditions = ["gpx_files.user_id = ?", @user.id] #3 (check vs user id, so no join + can't pick up non-public traces by changing name)
+        @traces = @user.traces #3 (check vs user id, so no join + can't pick up non-public traces by changing name)

       else
       else

-        conditions = ["gpx_files.public = ? AND gpx_files.user_id = ?", true, target_user.id] #4
+        @traces = target_user.traces.public #4

       end
     end
       end
     end

-    
+

     if params[:tag]
       @tag = params[:tag]
 
     if params[:tag]
       @tag = params[:tag]
 

-      files = Tracetag.find_all_by_tag(params[:tag]).collect { |tt| tt.gpx_id }
+      files = Tracetag.where(:tag => params[:tag]).select(:gpx_id).all

 
       if files.length > 0
 
       if files.length > 0

-        conditions[0] += " AND gpx_files.id IN (#{files.join(',')})"
-      else
-        conditions[0] += " AND 0 = 1"
+        @traces = @traces.where(:id => files.collect { |tt| tt.gpx_id })

       end
     end
       end
     end

-    
-    conditions[0] += " AND gpx_files.visible = ?"
-    conditions << true

 
 

-    @trace_pages, @traces = paginate(:traces,
-                                     :include => [:user, :tags],
-                                     :conditions => conditions,
-                                     :order => "gpx_files.timestamp DESC",
-                                     :per_page => 20)
+    @page = (params[:page] || 1).to_i
+    @page_size = 20
+
+    @traces = @traces.visible
+    @traces = @traces.order("timestamp DESC")
+    @traces = @traces.offset((@page - 1) * @page_size)
+    @traces = @traces.limit(@page_size)
+    @traces = @traces.includes(:user, :tags)

 
     # put together SET of tags across traces, for related links
     tagset = Hash.new
 
     # put together SET of tags across traces, for related links
     tagset = Hash.new

-    if @traces
-      @traces.each do |trace|
-        trace.tags.reload if params[:tag] # if searched by tag, ActiveRecord won't bring back other tags, so do explicitly here
-        trace.tags.each do |tag|
-          tagset[tag.tag] = tag.tag
-        end
+    @traces.each do |trace|
+      trace.tags.reload if params[:tag] # if searched by tag, ActiveRecord won't bring back other tags, so do explicitly here
+      trace.tags.each do |tag|
+        tagset[tag.tag] = tag.tag

       end
     end
       end
     end

-    
+

     # final helper vars for view
     # final helper vars for view

-    @action = action
+    @target_user = target_user

     @display_name = target_user.display_name if target_user
     @all_tags = tagset.values
   end
 
   def mine
     @display_name = target_user.display_name if target_user
     @all_tags = tagset.values
   end
 
   def mine

-    # Load the preference of whether the user set the trace public the last time
-    @trace = Trace.new
-    if @user.preferences.find(:first, :conditions => {:k => "gps.trace.public", :v => "default"}).nil?
-      @trace.public = false
-    else 
-      @trace.public = true
-    end
-    list(@user, "mine")
+    redirect_to :action => :list, :display_name => @user.display_name

   end
 
   def view
   end
 
   def view


@@ -113,38 +110,50 @@ class TraceController < ApplicationController
        (@trace.public? or @trace.user == @user)
       @title = t 'trace.view.title', :name => @trace.name
     else
        (@trace.public? or @trace.user == @user)
       @title = t 'trace.view.title', :name => @trace.name
     else

-      flash[:notice] = t 'trace.view.trace_not_found'
+      flash[:error] = t 'trace.view.trace_not_found'

       redirect_to :controller => 'trace', :action => 'list'
     end
   rescue ActiveRecord::RecordNotFound
       redirect_to :controller => 'trace', :action => 'list'
     end
   rescue ActiveRecord::RecordNotFound

-    flash[:notice] = t 'trace.view.trace_not_found'
+    flash[:error] = t 'trace.view.trace_not_found'

     redirect_to :controller => 'trace', :action => 'list'
   end
 
   def create
     if params[:trace]
       logger.info(params[:trace][:gpx_file].class.name)
     redirect_to :controller => 'trace', :action => 'list'
   end
 
   def create
     if params[:trace]
       logger.info(params[:trace][:gpx_file].class.name)

+

       if params[:trace][:gpx_file].respond_to?(:read)
       if params[:trace][:gpx_file].respond_to?(:read)

-        do_create(params[:trace][:gpx_file], params[:trace][:tagstring],
-                  params[:trace][:description], params[:trace][:public])
+        begin
+          do_create(params[:trace][:gpx_file], params[:trace][:tagstring],
+                    params[:trace][:description], params[:trace][:visibility])
+        rescue => ex
+          logger.debug ex
+        end

 
         if @trace.id
           logger.info("id is #{@trace.id}")
           flash[:notice] = t 'trace.create.trace_uploaded'
 
 
         if @trace.id
           logger.info("id is #{@trace.id}")
           flash[:notice] = t 'trace.create.trace_uploaded'
 

-          redirect_to :action => 'mine'
+          if @user.traces.count(:conditions => { :inserted => false }) > 4
+            flash[:warning] = t 'trace.trace_header.traces_waiting', :count => @user.traces.count(:conditions => { :inserted => false })
+          end
+
+          redirect_to :action => :list, :display_name => @user.display_name

         end
       else
         @trace = Trace.new({:name => "Dummy",
                             :tagstring => params[:trace][:tagstring],
                             :description => params[:trace][:description],
         end
       else
         @trace = Trace.new({:name => "Dummy",
                             :tagstring => params[:trace][:tagstring],
                             :description => params[:trace][:description],

-                            :public => params[:trace][:public],
+                            :visibility => params[:trace][:visibility],

                             :inserted => false, :user => @user,
                             :timestamp => Time.now.getutc})
         @trace.valid?
         @trace.errors.add(:gpx_file, "can't be blank")
       end
                             :inserted => false, :user => @user,
                             :timestamp => Time.now.getutc})
         @trace.valid?
         @trace.errors.add(:gpx_file, "can't be blank")
       end

+    else
+      @trace = Trace.new({:visibility => default_visibility}, :without_protection => true)

     end
     end

+

     @title = t 'trace.create.upload_trace'
   end
 
     @title = t 'trace.create.upload_trace'
   end
 


@@ -152,7 +161,9 @@ class TraceController < ApplicationController
     trace = Trace.find(params[:id])
 
     if trace.visible? and (trace.public? or (@user and @user == trace.user))
     trace = Trace.find(params[:id])
 
     if trace.visible? and (trace.public? or (@user and @user == trace.user))

-      if request.format == Mime::XML
+      if Acl.no_trace_download(request.remote_ip)
+        render :nothing => true, :status => :forbidden
+      elsif request.format == Mime::XML

         send_file(trace.xml_file, :filename => "#{trace.id}.xml", :type => Mime::XML.to_s, :disposition => 'attachment')
       else
         send_file(trace.trace_name, :filename => "#{trace.id}#{trace.extension_name}", :type => trace.mime_type, :disposition => 'attachment')
         send_file(trace.xml_file, :filename => "#{trace.id}.xml", :type => Mime::XML.to_s, :disposition => 'attachment')
       else
         send_file(trace.trace_name, :filename => "#{trace.id}#{trace.extension_name}", :type => trace.mime_type, :disposition => 'attachment')


@@ -172,9 +183,10 @@ class TraceController < ApplicationController
       if params[:trace]
         @trace.description = params[:trace][:description]
         @trace.tagstring = params[:trace][:tagstring]
       if params[:trace]
         @trace.description = params[:trace][:description]
         @trace.tagstring = params[:trace][:tagstring]

+        @trace.visibility = params[:trace][:visibility]

         if @trace.save
         if @trace.save

-          redirect_to :action => 'view'
-        end        
+          redirect_to :action => 'view', :display_name => @user.display_name
+        end

       end
     else
       render :nothing => true, :status => :forbidden
       end
     else
       render :nothing => true, :status => :forbidden


@@ -187,32 +199,13 @@ class TraceController < ApplicationController
     trace = Trace.find(params[:id])
 
     if @user and trace.user == @user
     trace = Trace.find(params[:id])
 
     if @user and trace.user == @user

-      if request.post? and trace.visible?
+      if trace.visible?

         trace.visible = false
         trace.save
         flash[:notice] = t 'trace.delete.scheduled_for_deletion'
         trace.visible = false
         trace.save
         flash[:notice] = t 'trace.delete.scheduled_for_deletion'

-        redirect_to :controller => 'traces', :action => 'mine'
-      else
-        render :nothing => true, :status => :bad_request
-      end
-    else
-      render :nothing => true, :status => :forbidden
-    end
-  rescue ActiveRecord::RecordNotFound
-    render :nothing => true, :status => :not_found
-  end
-
-  def make_public
-    trace = Trace.find(params[:id])
-
-    if @user and trace.user == @user
-      if request.post? and !trace.public?
-        trace.public = true
-        trace.save
-        flash[:notice] = t 'trace.make_public.made_public'
-        redirect_to :controller => 'trace', :action => 'view', :id => params[:id]
+        redirect_to :action => :list, :display_name => @user.display_name

       else
       else

-        render :nothing => true, :status => :bad_request
+        render :nothing => true, :status => :not_found

       end
     else
       render :nothing => true, :status => :forbidden
       end
     else
       render :nothing => true, :status => :forbidden


@@ -222,25 +215,24 @@ class TraceController < ApplicationController
   end
 
   def georss
   end
 
   def georss

-    conditions = ["gpx_files.public = ?", true]
+    traces = Trace.public

 
     if params[:display_name]
 
     if params[:display_name]

-      conditions[0] += " AND users.display_name = ?"
-      conditions << params[:display_name]
+      traces = traces.joins(:user).where(:users => {:display_name => params[:display_name]})

     end
 
     if params[:tag]
     end
 
     if params[:tag]

-      conditions[0] += " AND EXISTS (SELECT * FROM gpx_file_tags AS gft WHERE gft.gpx_id = gpx_files.id AND gft.tag = ?)"
-      conditions << params[:tag]
+      traces = traces.where("EXISTS (SELECT * FROM gpx_file_tags AS gft WHERE gft.gpx_id = gpx_files.id AND gft.tag = ?)", params[:tag])

     end
 
     end
 

-    traces = Trace.find(:all, :include => :user, :conditions => conditions, 
-                        :order => "timestamp DESC", :limit => 20)
+    traces = traces.order("timestamp DESC")
+    traces = traces.limit(20)
+    traces = traces.includes(:user)

 
     rss = OSM::GeoRSS.new
 
     traces.each do |trace|
 
     rss = OSM::GeoRSS.new
 
     traces.each do |trace|

-      rss.add(trace.latitude, trace.longitude, trace.name, trace.user.display_name, url_for({:controller => 'trace', :action => 'view', :id => trace.id, :display_name => trace.user.display_name}), "<img src='#{url_for({:controller => 'trace', :action => 'icon', :id => trace.id, :user_login => trace.user.display_name})}'> GPX file with #{trace.size} points from #{trace.user.display_name}", trace.timestamp)
+      rss.add(trace.latitude, trace.longitude, trace.name, trace.user.display_name, url_for({:controller => 'trace', :action => 'view', :id => trace.id, :display_name => trace.user.display_name}), "<img src='#{url_for({:controller => 'trace', :action => 'icon', :id => trace.id, :display_name => trace.user.display_name})}'> GPX file with #{trace.size} points from #{trace.user.display_name}", trace.timestamp)

     end
 
     render :text => rss.to_s, :content_type => "application/rss+xml"
     end
 
     render :text => rss.to_s, :content_type => "application/rss+xml"


@@ -251,7 +243,7 @@ class TraceController < ApplicationController
 
     if trace.inserted?
       if trace.public? or (@user and @user == trace.user)
 
     if trace.inserted?
       if trace.public? or (@user and @user == trace.user)

-        expires_in 7.days, :private => !trace.public, :public => trace.public
+        expires_in 7.days, :private => !trace.public?, :public => trace.public?

         send_file(trace.large_picture_name, :filename => "#{trace.id}.gif", :type => 'image/gif', :disposition => 'inline')
       else
         render :nothing => true, :status => :forbidden
         send_file(trace.large_picture_name, :filename => "#{trace.id}.gif", :type => 'image/gif', :disposition => 'inline')
       else
         render :nothing => true, :status => :forbidden


@@ -268,7 +260,7 @@ class TraceController < ApplicationController
 
     if trace.inserted?
       if trace.public? or (@user and @user == trace.user)
 
     if trace.inserted?
       if trace.public? or (@user and @user == trace.user)

-        expires_in 7.days, :private => !trace.public, :public => trace.public
+        expires_in 7.days, :private => !trace.public?, :public => trace.public?

         send_file(trace.icon_picture_name, :filename => "#{trace.id}_icon.gif", :type => 'image/gif', :disposition => 'inline')
       else
         render :nothing => true, :status => :forbidden
         send_file(trace.icon_picture_name, :filename => "#{trace.id}_icon.gif", :type => 'image/gif', :disposition => 'inline')
       else
         render :nothing => true, :status => :forbidden


@@ -280,57 +272,95 @@ class TraceController < ApplicationController
     render :nothing => true, :status => :not_found
   end
 
     render :nothing => true, :status => :not_found
   end
 

-  def api_details
-    trace = Trace.find(params[:id])
+  def api_read
+    trace = Trace.visible.find(params[:id])

 
     if trace.public? or trace.user == @user
       render :text => trace.to_xml.to_s, :content_type => "text/xml"
     else
       render :nothing => true, :status => :forbidden
     end
 
     if trace.public? or trace.user == @user
       render :text => trace.to_xml.to_s, :content_type => "text/xml"
     else
       render :nothing => true, :status => :forbidden
     end

-  rescue ActiveRecord::RecordNotFound
-    render :nothing => true, :status => :not_found
+  end
+
+  def api_update
+    trace = Trace.visible.find(params[:id])
+
+    if trace.user == @user
+      new_trace = Trace.from_xml(request.raw_post)
+
+      unless new_trace and new_trace.id == trace.id
+        raise OSM::APIBadUserInput.new("The id in the url (#{trace.id}) is not the same as provided in the xml (#{new_trace.id})")
+      end
+
+      trace.description = new_trace.description
+      trace.tags = new_trace.tags
+      trace.visibility = new_trace.visibility
+      trace.save!
+
+      render :nothing => true, :status => :ok
+    else
+      render :nothing => true, :status => :forbidden
+    end
+  end
+
+  def api_delete
+    trace = Trace.visible.find(params[:id])
+
+    if trace.user == @user
+      trace.visible = false
+      trace.save!
+
+      render :nothing => true, :status => :ok
+    else
+      render :nothing => true, :status => :forbidden
+    end

   end
 
   def api_data
     trace = Trace.find(params[:id])
 
     if trace.public? or trace.user == @user
   end
 
   def api_data
     trace = Trace.find(params[:id])
 
     if trace.public? or trace.user == @user

-      send_file(trace.trace_name, :filename => "#{trace.id}#{trace.extension_name}", :type => trace.mime_type, :disposition => 'attachment')
+      if request.format == Mime::XML
+        send_file(trace.xml_file, :filename => "#{trace.id}.xml", :type => Mime::XML.to_s, :disposition => 'attachment')
+      else
+        send_file(trace.trace_name, :filename => "#{trace.id}#{trace.extension_name}", :type => trace.mime_type, :disposition => 'attachment')
+      end

     else
       render :nothing => true, :status => :forbidden
     end
     else
       render :nothing => true, :status => :forbidden
     end

-  rescue ActiveRecord::RecordNotFound
-    render :nothing => true, :status => :not_found

   end
 
   def api_create
   end
 
   def api_create

-    if request.post?
-      tags = params[:tags] || ""
-      description = params[:description] || ""
-      pub = params[:public] || false
-      
-      if params[:file].respond_to?(:read)
-        do_create(params[:file], tags, description, pub)
+    tags = params[:tags] || ""
+    description = params[:description] || ""
+    visibility = params[:visibility]

 
 

-        if @trace.id
-          render :text => @trace.id.to_s, :content_type => "text/plain"
-        elsif @trace.valid?
-          render :nothing => true, :status => :internal_server_error
-        else
-          render :nothing => true, :status => :bad_request
-        end
+    if visibility.nil?
+      if params[:public] && params[:public].to_i.nonzero?
+        visibility = "public"
+      else
+        visibility = "private"
+      end
+    end
+
+    if params[:file].respond_to?(:read)
+      do_create(params[:file], tags, description, visibility)
+
+      if @trace.id
+        render :text => @trace.id.to_s, :content_type => "text/plain"
+      elsif @trace.valid?
+        render :nothing => true, :status => :internal_server_error

       else
         render :nothing => true, :status => :bad_request
       end
     else
       else
         render :nothing => true, :status => :bad_request
       end
     else

-      render :nothing => true, :status => :method_not_allowed
+      render :nothing => true, :status => :bad_request

     end
   end
 
 private
 
     end
   end
 
 private
 

-  def do_create(file, tags, description, public)
+  def do_create(file, tags, description, visibility)

     # Sanitise the user's filename
     name = file.original_filename.gsub(/[^a-zA-Z0-9.]/, '_')
 
     # Sanitise the user's filename
     name = file.original_filename.gsub(/[^a-zA-Z0-9.]/, '_')
 


@@ -338,7 +368,7 @@ private
     filename = "/tmp/#{rand}"
 
     # ...and save the uploaded file to that location
     filename = "/tmp/#{rand}"
 
     # ...and save the uploaded file to that location

-    File.open(filename, "w") { |f| f.write(file.read) }
+    File.open(filename, "wb") { |f| f.write(file.read) }

 
     # Create the trace object, falsely marked as already
     # inserted to stop the import daemon trying to load it
 
     # Create the trace object, falsely marked as already
     # inserted to stop the import daemon trying to load it


@@ -346,35 +376,68 @@ private
       :name => name,
       :tagstring => tags,
       :description => description,
       :name => name,
       :tagstring => tags,
       :description => description,

-      :public => public,
+      :visibility => visibility,

       :inserted => true,
       :user => @user,
       :timestamp => Time.now.getutc
       :inserted => true,
       :user => @user,
       :timestamp => Time.now.getutc

-    })
+    }, :without_protection => true)
+
+    Trace.transaction do
+      begin
+        # Save the trace object
+        @trace.save!

 
 

-    # Save the trace object
-    if @trace.save
-      # Rename the temporary file to the final name
-      FileUtils.mv(filename, @trace.trace_name)
+        # Rename the temporary file to the final name
+        FileUtils.mv(filename, @trace.trace_name)
+      rescue Exception => ex
+        # Remove the file as we have failed to update the database
+        FileUtils.rm_f(filename)
+
+        # Pass the exception on
+        raise
+      end
+
+      begin
+        # Clear the inserted flag to make the import daemon load the trace
+        @trace.inserted = false
+        @trace.save!
+      rescue Exception => ex
+        # Remove the file as we have failed to update the database
+        FileUtils.rm_f(@trace.trace_name)
+
+        # Pass the exception on
+        raise
+      end
+    end

 
 

-      # Clear the inserted flag to make the import daemon load the trace
-      @trace.inserted = false
-      @trace.save!
+    # Finally save the user's preferred privacy level
+    if pref = @user.preferences.where(:k => "gps.trace.visibility").first
+      pref.v = visibility
+      pref.save

     else
     else

-      # Remove the file as we have failed to update the database
-      FileUtils.rm_f(filename)
+      @user.preferences.create(:k => "gps.trace.visibility", :v => visibility)

     end
     end

-    
-    # Finally save whether the user marked the trace as being public
-    if @trace.public?
-      if @user.trace_public_default.nil?
-        @user.preferences.create(:k => "gps.trace.public", :v => "default")
-      end
+
+  end
+
+  def offline_warning
+    flash.now[:warning] = t 'trace.offline_warning.message' if STATUS == :gpx_offline
+  end
+
+  def offline_redirect
+    redirect_to :action => :offline if STATUS == :gpx_offline
+  end
+
+  def default_visibility
+    visibility = @user.preferences.where(:k => "gps.trace.visibility").first
+
+    if visibility
+      visibility.v
+    elsif @user.preferences.where(:k => "gps.trace.public", :v => "default").first.nil?
+      "private"

     else
     else

-      pref = @user.trace_public_default
-      pref.destroy unless pref.nil?
+      "public"

     end
     end

-    

   end
 
 end
   end
 
 end