3 files changed, 14 insertions, 0 deletions
diff --git a/mobile.sh b/mobile.sh
index 0f660d1..b1fb9de 100755
--- a/mobile.sh
+++ b/mobile.sh
@@ -13,4 +13,5 @@ git clone https://github.com/Gubolin/snap.git www
 cd www
 git checkout mobileapp
 cordova platform add android
+cordova plugin add org.apache.cordova.vibration
 cordova build android
diff --git a/objects.js b/objects.js
index fbb9e84..9dadfb3 100644
--- a/objects.js
+++ b/objects.js
@@ -878,6 +878,11 @@ SpriteMorph.prototype.initBlocks = function () {
             category: 'sensing',
             spec: 'current %dates'
         },
+        doVibrate: {
+            type: 'command',
+            category: 'sensing',
+            spec: 'vibrate %n seconds'
+        },
 
         // Operators
         reifyScript: {
@@ -4991,6 +4996,8 @@ StageMorph.prototype.blockTemplates = function (category) {
         blocks.push(block('doSetFastTracking'));
         blocks.push('-');
         blocks.push(block('reportDate'));
+        blocks.push('-');
+        blocks.push(block('doVibrate'));
 
     // for debugging: ///////////////
 
diff --git a/threads.js b/threads.js
index 335b5d0..c796642 100644
--- a/threads.js
+++ b/threads.js
@@ -2601,6 +2601,12 @@ Process.prototype.reportDate = function (datefn) {
     return result;
 };
 
+Process.prototype.doVibrate = function (seconds) {
+    if ("vibrate" in navigator) {
+        window.navigator.vibrate(seconds * 1000);
+    }
+};
+
 // Process code mapping
 
 /*