Update iD frame parameters if the parent URL changes

[rails.git] / app / views / site / _id.html.erb

diff --git a/app/views/site/_id.html.erb b/app/views/site/_id.html.erb
index 8cb7bc8533dbb213e4fc22d1308d387183fa3fe7..d582028f83226ceaad63ea3ea1b11b608a68abb3 100644 (file)
--- a/app/views/site/_id.html.erb
+++ b/app/views/site/_id.html.erb
@@ -1,23 +1,57 @@
 <% if defined? ID_KEY %>
-  <iframe frameBorder="0" id="id-embed" class="id-embed"></iframe>
+  <div id="map">
+    <iframe frameBorder="0" id="id-embed" class="id-embed" allowfullscreen></iframe>
+  </div>
   <script>
-    var coord = {};
-    <% if @lat && @lon && @zoom -%>
-    coord.lat = <%= @lat %>;
-    coord.lon = <%= @lon %>;
-    coord.zoom = <%= @zoom %>;
-    <% else -%>
-    coord = OSM.mapParams();
-    <% end -%>
-
-    var hash;
-    if (coord.object && coord.object.type !== 'relation') {
-      hash = '#id=' + coord.object.type[0] + coord.object.id;
-    } else {
-      hash = '#map=' + (coord.zoom || 17) + '/' + coord.lon + '/' + coord.lat
+    var params = {};
+
+    function getParams(params) {
+      var mapParams = OSM.mapParams();
+      if (mapParams.object) {
+        params.id = mapParams.object.type[0] + mapParams.object.id;
+        mapParams = OSM.parseHash(location.hash);
+        if (mapParams.center) {
+          params.map = mapParams.zoom + '/' + mapParams.center.lat + '/' + mapParams.center.lng;
+        }
+      } else {
+        params.map = (mapParams.zoom || 17) + '/' + mapParams.lat + '/' + mapParams.lon;
+      }
+    }
+
+    getParams(params);
+
+<% if @lat && @lon -%>
+    params.map = '16/<%= @lat %>/<%= @lon %>';
+<% end -%>
+
+    var hashParams = OSM.params(location.hash.substring(1));
+
+    if (hashParams.background) {
+      params.background = hashParams.background;
     }
+    if (hashParams.comment) {
+      params.comment = hashParams.comment;
+    }
+    if (hashParams.offset) {
+      params.offset = hashParams.offset;
+    }
+
+<% if params[:gpx] -%>
+    params.gpx = '<%= trace_data_url(params[:gpx], :format => :xml) %>';
+<% else -%>
+    if (hashParams.gpx) {
+      params.gpx = hashParams.gpx;
+    }
+<% end -%>
+
+    var baseUrl = '<%= id_url :locale => params[:locale] %>#';
+
+    $('#id-embed').attr('src', baseUrl + querystring.stringify(params));
 
-    $('#id-embed').attr('src', 'id_iframe' + hash);
+    $(window).on('hashchange', function () {
+      getParams(params);
+      $('#id-embed').attr('src', baseUrl + querystring.stringify(params));
+    });
   </script>
 <% else %>
   <script type="text/javascript">alert("<%= t 'site.edit.id_not_configured' %>")</script>