Put the option to delete GPS traces back. Fixes #405.

app/controllers/trace_controller.rb

@@ -48,6 +48,8 @@ class TraceController < ApplicationController
       conditions << @tag
     end
     
+    conditions[0] += " AND gpx_files.visible = 1"
+
     @trace_pages, @traces = paginate(:traces,
                                      :include => [:user, :tags],
                                      :conditions => conditions,
@@ -82,10 +84,10 @@ class TraceController < ApplicationController
   def view
     @trace = Trace.find(params[:id])
     @title = "Viewing trace #{@trace.name}"
-    unless @trace.public
-      if @user
-        render :nothing, :status => :forbidden if @trace.user.id != @user.id
-      end
+    if !@trace.visible?
+      render :nothing => true, :status => :not_found
+    elsif !@trace.public? and @trace.user.id != @user.id
+      render :nothing => true, :status => :forbidden
     end
   rescue ActiveRecord::RecordNotFound
     render :nothing => true, :status => :not_found
@@ -109,7 +111,7 @@ class TraceController < ApplicationController
   def data
     trace = Trace.find(params[:id])
 
-    if trace.public? or (@user and @user == trace.user)
+    if trace.visible? and (trace.public? or (@user and @user == trace.user))
       send_file(trace.trace_name, :filename => "#{trace.id}#{trace.extension_name}", :type => trace.mime_type, :disposition => 'attachment')
     else
       render :nothing, :status => :not_found
@@ -118,14 +120,42 @@ class TraceController < ApplicationController
     render :nothing => true, :status => :not_found
   end
 
+  def delete
+    trace = Trace.find(params[:id])
+
+    if @user and trace.user == @user
+      if request.post? and trace.visible?
+        trace.visible = false
+        trace.save
+        flash[:notice] = 'Track scheduled for deletion'
+        redirect_to :controller => 'traces', :action => 'mine'
+      else
+        render :nothing, :status => :bad_request
+      end
+    else
+      render :nothing, :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 and !trace.public
-      trace.public = true
-      trace.save
-      flash[:notice] = 'Track made public'
-      redirect_to :controller => 'trace', :action => 'view', :id => params[:id]
+
+    if @user and trace.user == @user
+      if request.post? and !trace.public?
+        trace.public = true
+        trace.save
+        flash[:notice] = 'Track made public'
+        redirect_to :controller => 'trace', :action => 'view', :id => params[:id]
+      else
+        render :nothing, :status => :bad_request
+      end
+    else
+      render :nothing, :status => :forbidden
     end
+  rescue ActiveRecord::RecordNotFound
+    render :nothing => true, :status => :not_found
   end
 
   def georss

app/views/trace/view.rhtml

@@ -3,26 +3,54 @@
 <img src="<%= url_for :controller => 'trace', :action => 'picture', :id => @trace.id, :display_name => @trace.user.display_name %>">
 
 <table border="0">
-  <tr><td>filename:</td><td><%= @trace.name %> (<%= link_to 'download', :controller => 'trace', :action => 'data', :id => @trace.id %>)</td></tr> <!-- TODO link to download -->
-  <tr><td>uploaded at:</td><td><%= @trace.timestamp %></td></tr>
+  <tr>
+    <td>Filename:</td>
+    <td><%= @trace.name %> (<%= link_to 'download', :controller => 'trace', :action => 'data', :id => @trace.id %>)</td>
+  </tr> 
+  <tr>
+    <td>Uploaded at:</td>
+    <td><%= @trace.timestamp %></td>
+  </tr>
   <% if @trace.inserted? %>
-    <tr><td>points:</td><td><%= @trace.size.to_s.gsub(/(\d)(?=(\d{3})+$)/,'\1,') %></td></tr>
-    <tr><td>start coordinate:</td><td><%= @trace.latitude %>, <%= @trace.longitude %> (<%=link_to 'map', :controller => 'site', :action => 'index', :lat => @trace.latitude, :lon => @trace.longitude, :zoom => 14 %> / <%=link_to 'edit', :controller => 'site', :action => 'edit', :lat => @trace.latitude, :lon => @trace.longitude, :zoom => 14 %>)</td></tr>
+  <tr>
+    <td>Points:</td>
+    <td><%= @trace.size.to_s.gsub(/(\d)(?=(\d{3})+$)/,'\1,') %></td></tr>
+  <tr>
+    <td>Start coordinate:</td>
+    <td><%= @trace.latitude %>, <%= @trace.longitude %> (<%=link_to 'map', :controller => 'site', :action => 'index', :lat => @trace.latitude, :lon => @trace.longitude, :zoom => 14 %> / <%=link_to 'edit', :controller => 'site', :action => 'edit', :lat => @trace.latitude, :lon => @trace.longitude, :zoom => 14 %>)</td>
+  </tr>
   <% end %>
-  <tr><td>owner:</td><td><%= link_to @trace.user.display_name, {:controller => 'trace', :action => 'view', :display_name => @trace.user.display_name, :id => nil} %></td></tr>
-  <tr><td>description:</td><td><%= @trace.description %></td></tr>
-  <tr><td>tags:</td><td>
+  <tr>
+    <td>Owner:</td>
+    <td><%= link_to @trace.user.display_name, {:controller => 'trace', :action => 'view', :display_name => @trace.user.display_name} %></td>
+  </tr>
+  <tr>
+    <td>Description:</td>
+    <td><%= @trace.description %></td>
+  </tr>
+  <tr>
+    <td>Tags:</td>
+    <td>
     <% if @trace.tags %>
       <% @trace.tags.each do |tag| %>
         <%= link_to tag.tag, { :controller => 'trace', :action => 'list', :tag => tag.tag, :id => nil } %>
       <% end %>
+    <% else %>
+      None
     <% end %>
-  </td></tr>
+    </td>
+  </tr>
 </table>
 
-<% unless @trace.public? %>
-  <br /><br />
-  <%= start_form_tag :controller => 'trace', :action => 'make_public', :id => @trace.id%>
-  <%= submit_tag 'Make this track public permanently' %>
-  <%= end_form_tag %>
-<% end %>
+<br /><br />
+
+<table>
+  <tr>
+    <% unless @trace.public? %>
+    <td><%= button_to 'Make this track public permanently', :controller => 'trace', :action => 'make_public', :id => @trace.id %></td>
+    <% end %>
+    <% if @trace.user.id == @user.id %>
+    <td><%= button_to 'Delete this track', :controller => 'trace', :action => 'delete', :id => @trace.id %></td>
+    <% end %>
+  </tr>
+</table>

config/routes.rb

@@ -75,6 +75,8 @@ ActionController::Routing::Routes.draw do |map|
   map.connect '/traces/mine/tag/:tag', :controller => 'trace', :action => 'mine'
   map.connect '/traces/mine/tag/:tag/page/:page', :controller => 'trace', :action => 'mine'
   map.connect '/trace/create', :controller => 'trace', :action => 'create'
+  map.connect '/trace/:id/delete', :controller => 'trace', :action => 'delete'
+  map.connect '/trace/:id/make_public', :controller => 'trace', :action => 'make_public'
   map.connect '/user/:display_name/traces', :controller => 'trace', :action => 'list'
   map.connect '/user/:display_name/traces/page/:page', :controller => 'trace', :action => 'list'
   map.connect '/user/:display_name/traces/rss', :controller => 'trace', :action => 'georss'

lib/daemons/gpx_import.rb

@@ -12,7 +12,7 @@ logger = ActiveRecord::Base.logger
 while(true) do
   ActiveRecord::Base.logger.info("GPX Import daemon wake @ #{Time.now}.")
 
-  Trace.find(:all, :conditions => ['inserted = ?', false]).each do |trace|
+  Trace.find(:all, :conditions => 'inserted = 0').each do |trace|
     Signal.trap("TERM") do 
       terminated = true
     end
@@ -38,5 +38,22 @@ while(true) do
     exit if terminated
   end
 
+  Trace.find(:all, :conditions => 'visible = 0').each do |trace|
+    Signal.trap("TERM") do 
+      terminated = true
+    end
+
+    begin
+      trace.destroy
+    rescue Exception => ex
+      logger.info ex.to_s
+      ex.backtrace.each {|l| logger.info l }
+    end
+
+    Signal.trap("TERM", "DEFAULT")
+
+    exit if terminated
+  end
+
   sleep 5.minutes
 end