add tags to gpx files

app/controllers/trace_controller.rb

@@ -3,7 +3,7 @@ class TraceController < ApplicationController
   layout 'site'
 
   def list
-    @traces = Trace.find(:all)
+    @traces = Trace.find(:all, :conditions => ['public = true'])
   end
 
   def mine
@@ -12,8 +12,12 @@ class TraceController < ApplicationController
 
   def view
     @trace = Trace.find(params[:id])
+    unless @trace.public
+      if @user
         render :nothing, :status => 401 if @trace.user.id != @user.id
       end
+    end
+  end
 
   def create
     filename = "/tmp/#{rand}"

app/controllers/tracetag_controller.rb

@@ -0,0 +1,2 @@
+class TracetagController < ApplicationController
+end

app/helpers/tracetag_helper.rb

@@ -0,0 +1,2 @@
+module TracetagHelper
+end

app/models/trace.rb

@@ -2,10 +2,13 @@ class Trace < ActiveRecord::Base
   set_table_name 'gpx_files'
 
   belongs_to :user
+  has_many :tags, :class_name => 'Tracetag', :foreign_key => 'gpx_id'
 
-  def tags=(bleh)
-  end
-
-  def mime_type=(bleh)
+  def tagstring=(s)
+    self.tags = s.split().collect {|tag|
+      tt = Tracetag.new
+      tt.tag = tag
+      tt
+    }
   end
 end

app/models/tracetag.rb

@@ -0,0 +1,6 @@
+class Tracetag < ActiveRecord::Base
+  set_table_name 'gpx_file_tags'
+
+  belongs_to :trace, :foreign_key => 'gpx_id'
+
+end

app/views/trace/mine.rhtml

@@ -8,7 +8,7 @@
 <table>
 <tr><td align="right">upload GPX file:</td><td><%= file_field('trace', 'gpx_file', {:size => 50, :maxlength => 255}) %></td></tr>
 <tr><td align="right">description:</td><td><%= text_field('trace', 'description', {:size => 50, :maxlength => 255}) %></td></tr>
-<tr><td align="right">tags:</td><td><%= text_field('trace', 'tags', {:size => 50, :maxlength => 255}) %></td></tr>
+<tr><td align="right">tags:</td><td><%= text_field('trace', 'tagstring', {:size => 50, :maxlength => 255}) %></td></tr>
 <tr><td align="right">public?</td><td><%= check_box('trace', 'public', {:checked => 'checked'}) %></td></tr>
 <tr><td></td><td>
 <%= submit_tag 'Upload' %> | <a href="http://wiki.openstreetmap.org/index.php/Upload">help</a>

db/migrate.sql

@@ -18,3 +18,9 @@ alter table current_way_tags change v v varchar(255) not null default '';
 alter table gpx_files change private public boolean default 1 not null;
 update gpx_files set public = !public;
 
+alter table gpx_file_tags change sequence_id sequence_id int(11);
+alter table gpx_file_tags drop primary key;
+alter table gpx_file_tags drop column sequence_id;
+create index gpx_file_tags_gpxid_idx on gpx_file_tags(gpx_id);
+alter table gpx_file_tags add id int(20) auto_increment not null, add primary key(id);
+

db/migrate/016_create_tracetags.rb

@@ -0,0 +1,11 @@
+class CreateTracetags < ActiveRecord::Migration
+  def self.up
+    create_table :tracetags do |t|
+      # t.column :name, :string
+    end
+  end
+
+  def self.down
+    drop_table :tracetags
+  end
+end