Add Esri World Imagery layer

CHANGELOG.md

@@ -1,6 +1,10 @@
 BRouter-Web Changelog
 =====================
 
+## 0.6.1 (2016-12-12)
+
+* Add Esri World Imagery layer (DigitalGlobe is now also blocked because monthly usage limit is exceeded)
+
 ## 0.6.0 (2016-10-11)
 
 See also [milestone 0.6.0](https://github.com/nrenner/brouter-web/milestone/1?closed=1), remaining issues moved to [milestone 0.7.0](https://github.com/nrenner/brouter-web/milestone/4)

index.html

@@ -14,7 +14,7 @@
 
     <div id="message"></div>
     <div id="header" class="hidden">
-        <div class="title"><span class="title-name">BRouter-Web</span>&nbsp;&nbsp;<sup class="version">0.6.0</sup></div>
+        <div class="title"><span class="title-name">BRouter-Web</span>&nbsp;&nbsp;<sup class="version">0.6.1</sup></div>
         <div class="header-text">
             'esc' or 'q' to disable drawing, 'd' to enable drawing<br>
             Web client for <a href="http://brouter.de/" target="_blank">BRouter</a> &middot; <i>work in progress</i> &middot;

js/Map.js

@@ -42,6 +42,15 @@ BR.Map = {
             attribution: thunderforestAttribution
         });
 
+        var esri = L.tileLayer('https://{s}.arcgisonline.com/ArcGIS/rest/services/World_Imagery/MapServer/tile/{z}/{y}/{x}', {
+            maxNativeZoom: 19,
+            maxZoom: maxZoom,
+            subdomains: ['server', 'services'],
+            attribution: '<a target="_blank" href="http://goto.arcgisonline.com/maps/World_Imagery">World Imagery</a> '
+                + '&copy; <a target="_blank" href="http://www.esri.com/">Esri</a>, sources: '
+                + 'Esri, DigitalGlobe, Earthstar Geographics, CNES/Airbus DS, GeoEye, USDA FSA, USGS, Getmapping, Aerogrid, IGN, IGP, and the GIS User Community'
+        });   
+
         var cycling = L.tileLayer('http://tile.waymarkedtrails.org/cycling/{z}/{x}/{y}.png', {
           maxNativeZoom: 18,
           maxZoom: maxZoom,
@@ -73,7 +82,8 @@ BR.Map = {
             'OpenStreetMap.de': osmde,
             'OpenTopoMap': topo,
             'OpenCycleMap (Thunderf.)': cycle,
-            'Outdoors (Thunderforest)': outdoors
+            'Outdoors (Thunderforest)': outdoors,
+            'Esri World Imagery': esri
         };
         var overlays = {
              'Cycling (Waymarked Trails)': cycling,