Tidy up some recent commits:

[rails.git] / public / javascripts / site.js

diff --git a/public/javascripts/site.js b/public/javascripts/site.js
index aefd9c8b68fd2044119c255b6048f8698c41ca18..c509fc5eff6947b54be040c63144c621b4046ffb 100644 (file)
--- a/public/javascripts/site.js
+++ b/public/javascripts/site.js
@@ -2,7 +2,7 @@
  * Called as the user scrolls/zooms around to aniplate hrefs of the
  * view tab and various other links
  */
-function updatelinks(lon,lat,zoom,layers,minlon,minlat,maxlon,maxlat) {
+function updatelinks(lon,lat,zoom,layers,minlon,minlat,maxlon,maxlat,objtype,objid) {
   var decimals = Math.pow(10, Math.floor(zoom/3));
   var node;
 
@@ -18,6 +18,9 @@ function updatelinks(lon,lat,zoom,layers,minlon,minlat,maxlon,maxlat) {
     if (layers) {
       args["layers"] = layers;
     }
+    if (objtype && objid) {
+      args[objtype] = objid;
+    }
     node.href = setArgs(node.href, args);
   }
 
@@ -89,17 +92,38 @@ function updatelinks(lon,lat,zoom,layers,minlon,minlat,maxlon,maxlat) {
   if (node) {
     var args = getArgs(node.href);
     var code = makeShortCode(lat, lon, zoom);
+    var prefix = shortlinkPrefix();
+
+    // Add ?{node,way,relation}=id to the arguments
+    if (objtype && objid) {
+      args[objtype] = objid;
+    }
+
     // little hack. may the gods of hardcoding please forgive me, or 
     // show me the Right way to do it.
     if (layers && (layers != "B000FTF")) {
       args["layers"] = layers;
-      node.href = setArgs("http://osm.org/go/" + code, args);
+      node.href = setArgs(prefix + "/go/" + code, args);
     } else {
-      node.href = "http://osm.org/go/" + code;
+      node.href = prefix + "/go/" + code;
     }
   }
 }
 
+/*
+ * Get the URL prefix to use for a short link
+ */
+function shortlinkPrefix() {
+  if (window.location.hostname.match(/^www\.openstreetmap\.org/i)) {
+    return "http://osm.org";
+  } else {
+    return "";     
+  }
+}
+
+/*
+ * Called to get the arguments from a URL as a hash.
+ */
 function getArgs(url) {
   var args = new Object();
   var querystart = url.indexOf("?");
@@ -139,7 +163,7 @@ function setArgs(url, args) {
 }
 
 /*
- * Called to get the arguments from a URL as a hash.
+ * Called to get a CSS property for an element.
  */
 function getStyle(el, property) {
   var style;