Commit crschmdt's data browser patch.

app/controllers/browse_controller.rb

@@ -0,0 +1,34 @@
+class BrowseController < ApplicationController
+  before_filter :authorize_web  
+  layout 'site'
+  def way_view 
+    begin
+      way = Way.find(params[:id])
+     
+      @way = way
+      @name = @way.tags['name'].to_s 
+      if @name.length == 0:
+	@name = "#" + @way.id.to_s
+      end	
+      @title = 'Way | ' + (@name)
+      
+    rescue ActiveRecord::RecordNotFound
+      render :nothing => true, :status => :not_found
+    end
+  end
+  def node_view 
+    begin
+      node = Node.find(params[:id])
+     
+      @node = node
+      @name = @node.tags_as_hash['name'].to_s 
+      if @name.length == 0:
+	@name = "#" + @node.id.to_s
+      end	
+      @title = 'Node | ' + (@name)
+      
+    rescue ActiveRecord::RecordNotFound
+      render :nothing => true, :status => :not_found
+    end
+  end
+end

app/views/browse/_common.rhtml

@@ -0,0 +1,9 @@
+<%= render :partial => 'map', :locals => { :type => type, :id => obj.id } %>
+<ul>
+<li><%= link_to h("API"), :controller => "api/#{API_VERSION}/"+type, :id => obj.id %></li>
+<li><%= link_to h("History"), :controller => "api/#{API_VERSION}/"+type, :id => obj.id, :action => "history" %></li>
+</ul>
+Last edited: <%= h(obj.timestamp) %><% if obj.user.data_public %>,
+  by <%= link_to h(obj.user.display_name), :controller => 'user', :action => 'view' , :display_name => obj.user.display_name %>
+<% end %>
+

app/views/browse/_map.rhtml

@@ -0,0 +1,32 @@
+<%= javascript_include_tag '/openlayers/OpenLayers.js' %>
+<%= javascript_include_tag '/openlayers/OpenStreetMap.js' %>
+<%= javascript_include_tag 'map.js' %>
+<div style="float:right">
+<div id="small_map" style="width:250px; height: 300px; border: solid 1px black">
+</div>
+<script type="text/javascript">
+  function init() {
+  var obj_type = '<%= type %>';
+  var obj_id = <%= id %>;
+  var url = "/api/<%= "#{API_VERSION}" %>/<%= type %>/<%= id %>";
+  if (obj_type == "way") {
+    url += "/full";
+  }
+  var map = createMap('small_map', {controls: [new OpenLayers.Control.Navigation()]});
+  var osm_layer = new OpenLayers.Layer.GML("OSM", url, {format: OpenLayers.Format.OSM, projection: new OpenLayers.Projection("EPSG:4326")});
+  osm_layer.events.register("loadend", osm_layer, function() {
+    $("loading").innerHTML = ""; 
+    this.map.zoomToExtent( this.features[0].geometry.getBounds());
+    var center = map.getCenter().clone().transform(this.map.getProjectionObject(), new OpenLayers.Projection("EPSG:4326"));
+    $("larger_map").href = '/?lat='+center.lat+'&lon='+center.lon+'&zoom='+this.map.getZoom();
+    $("larger_map").innerHTML = "View Larger Map";
+  })   
+  map.addLayer(osm_layer);
+  osm_layer.loadGML();
+  osm_layer.loaded = true;
+}
+window.onload = init;
+</script>
+<span id="loading">Loading...</span>
+<a id="larger_map" href=""></a>
+</div>

app/views/browse/_tag.rhtml

@@ -0,0 +1,4 @@
+<tr>
+  <td><%= h(tag[0]) %></td><td><%= h(tag[1]) %></td>
+</tr> 
+

app/views/browse/_tag_table.rhtml

@@ -0,0 +1,9 @@
+<% if tags.length != 0 %>
+<table id="keyvalue" cellpadding="3">
+  <tr>
+    <th>Key</th>
+    <th>Value</th>
+  </tr>
+  <%= render :partial => 'tag', :collection => tags  %>
+</table>
+<% end %>

app/views/browse/node_view.rhtml

@@ -0,0 +1,3 @@
+<h2>Node Browser: <%= h(@name) %></h2>
+<%= render :partial => 'common', :locals => { :obj => @node, :type => "node" } %>
+<%= render :partial => 'tag_table', :locals => { :tags => @node.tags_as_hash } %>

app/views/browse/way_view.rhtml

@@ -0,0 +1,3 @@
+<h2>Way Browser: <%= h(@name) %></h2>
+<%= render :partial => 'common', :locals => { :obj => @way, :type => "way" } %>
+<%= render :partial => 'tag_table', :locals => { :tags => @way.tags } %>

config/routes.rb

@@ -54,6 +54,10 @@ ActionController::Routing::Routes.draw do |map|
   map.connect "api/#{API_VERSION}/amf", :controller =>'amf', :action =>'talk'
   map.connect "api/#{API_VERSION}/swf/trackpoints", :controller =>'swf', :action =>'trackpoints'
   
+  # Data browsing
+  map.connect '/way/:id', :controller => 'browse', :action => 'way_view', :id => /\d+/
+  map.connect '/node/:id', :controller => 'browse', :action => 'node_view', :id => /\d+/
+  
   # web site
 
   map.connect '/', :controller => 'site', :action => 'index'

public/javascripts/map.js

@@ -7,9 +7,10 @@ OpenLayers._getScriptLocation = function () {
    return "/openlayers/";
 }
 
-function createMap(divName) {
+function createMap(divName, options) {
+   if (!options) { options = {} }
    map = new OpenLayers.Map(divName, {
-      controls: [
+      controls: options.controls || [
          new OpenLayers.Control.ArgParser(),
          new OpenLayers.Control.Attribution(),
          new OpenLayers.Control.LayerSwitcher(),