tell user if browser refuses to get location or to register a protocol

js/devicesController.js

@@ -688,7 +688,7 @@ DevicesController.prototype = {
             this.updateDevicePoints(id);
         }
         // then get potentially missing devices
-        this.getDevices(true);
+        this.getDevices();
     },
 
     launchTrackLoop: function() {
@@ -706,7 +706,7 @@ DevicesController.prototype = {
     sendPositionLoop: function() {
         var that = this;
         // start a loop which get and send my position
-        if (navigator.geolocation) {
+        if (navigator.geolocation && window.isSecureContext) {
             navigator.geolocation.getCurrentPosition(function (position) {
                 var lat = position.coords.latitude;
                 var lng = position.coords.longitude;
@@ -719,6 +719,9 @@ DevicesController.prototype = {
                 }, 5 * 60 * 1000);
             });
         }
+        else {
+            OC.Notification.showTemporary(t('maps', 'Impossible to get current location'));
+        }
     },
 
     sendMyPosition: function(lat, lng, acc) {

js/nonLocalizedPhotosController.js

@@ -61,12 +61,17 @@ NonLocalizedPhotosController.prototype = {
             that.menuSaveAllVisible();
         });
 
-        if (navigator.geolocation) {
+        if (navigator.geolocation && window.isSecureContext) {
             navigator.geolocation.getCurrentPosition(function (position) {
                 that.lat = position.coords.latitude;
                 that.lng = position.coords.longitude;
             });
         }
+        else {
+            this.lat = 0;
+            this.lng = 0;
+            OC.Notification.showTemporary(t('maps', 'Impossible to get current location'));
+        }
     },
 
     updateMyFirstLastDates: function() {

js/script.js

@@ -1,6 +1,8 @@
 (function($, OC) {
     $(function() {
-        window.navigator.registerProtocolHandler('geo', OC.generateUrl('/apps/maps/openGeoLink/') + '%s', 'Nextcloud Maps');
+        if (window.isSecureContext) {
+            window.navigator.registerProtocolHandler('geo', OC.generateUrl('/apps/maps/openGeoLink/') + '%s', 'Nextcloud Maps');
+        }
         mapController.initMap();
         mapController.map.favoritesController = favoritesController;
         favoritesController.initFavorites(mapController.map);