map view defaults to a home lat and lon

app/controllers/api_controller.rb

@@ -3,6 +3,13 @@ class ApiController < ApplicationController
   before_filter :authorize
   after_filter :compress_output
 
+  helper :user
+  model :user
+
+  def authorize_web
+    @current_user = User.find_by_token(session[:token])
+  end
+  
   # The maximum area you're allowed to request, in square degrees
   MAX_REQUEST_AREA = 0.25
 

app/controllers/user_controller.rb

@@ -162,7 +162,16 @@ class UserController < ApplicationController
   def diary
     @this_user = User.find_by_display_name(params[:display_name])
   end
-
+  
+  def contact_others(user_id, message_body)
+    @to = User.find_by_id(user_id)
+    @to.messages.new = body
+    if @to.save
+      flash[:notice] = Message sent
+    end
+    
+    #Send a message to other users - maybe there's a rails messaging plugin
+  end
 
 end
 

app/models/user.rb

@@ -58,7 +58,10 @@ class User < ActiveRecord::Base
     return el1
   end
   
-  def get_nearby_users
+  def nearby(lat_range=1, lon_range=1)
+     
+      nearby = User.find(:all,  :conditions => "#{self.home_lon} > home_lon - #{lon_range} and #{self.home_lon} < home_lon + #{lon_range} and  #{self.home_lon} > home_lon - #{lon_range} and #{self.home_lon} < home_lon + #{lon_range} and data_public = 1") 
+      return nearby
   end
 
 

app/views/site/index.rhtml

@@ -20,9 +20,15 @@ eg:Essen
 </div>
 </div>
 
+<% if @user and params['lon'].nil? and params['lat'].nil? %> 
+<% lon =  @user.home_lon %>
+<% lat =  @user.home_lat %>
+<% zoom = '10' %>
+<%else%>
 <% lon =  params['lon'] || '-0.1' %>
 <% lat =  params['lat'] || '51.5' %>
 <% zoom =  params['zoom'] || '4' %>
+<% end %>
 
 <script type="text/javascript">
   var lon = <%= lon %>;

app/views/user/account.rhtml

@@ -10,9 +10,30 @@
 
 <h2>Users in your area</h2>
 
-These users are mapping in your area:
+<% if @user.nearby.empty? %>
+There are no users mapping in your area.  Better go out and spread the word about OSM!
+<% else %>
 
+<p>These users are mapping in your area:</p>
+<table>
+<tr>
+<th>Email</th>
+<th>Name</th>
+<th>Contact</th>
+</tr>
+<% @user.nearby(1,1).each do |nearby| %>
 
+<tr>
+<td><%= nearby.email %></td>
+<td><%= nearby.display_name %></td>
+<td>FIXME: send user an email</td>
+</tr>
+<%end%>
+</table>
+
+<%end%>
+<br />
+FIXME: OL Map showing the users on
 
 <h2>Privacy</h2>
 <% if @user.data_public? %>

db/migrate.sql

@@ -41,4 +41,7 @@ alter table diary_entries add updated_at datetime;
 
 alter table users add column (home_lat double default NULL);
 alter table users add column (home_lon double default NULL);
+alter table users add column within_lon double default null;
+alter table users add column within_lat double default null;
 
+create table messages (id bigint not null auto_increment, user_id bigint(20) not null, title varchar(255), body text, sent_on datetime, message_read boolean default 0, primary key(id));