1 files changed, 19 insertions, 0 deletions
diff --git a/frontend/js/moment-countdown.js b/frontend/js/moment-countdown.js
new file mode 100644
index 00000000..feb7b604
--- /dev/null
+++ b/frontend/js/moment-countdown.js
@@ -0,0 +1,19 @@
+/*
+ * Initialize all moment countdowns on the page. A moment countdown has the
+ * class "moment-countdown" and the attribute "data-timestamp" which defines the
+ * countdown's time goal.
+ */
+$(document).ready(function () {
+    if (typeof moment !== "undefined") {
+        $.each($(".moment-countdown"), function (i, e) {
+            var span = $(e);
+            var text = span.html();
+            /* global moment */
+            var timestamp = moment(parseInt(span.attr("data-timestamp") * 1000));
+            span.html(text.replace("%c", timestamp.fromNow()));
+            setInterval(function () {
+                span.html(text.replace("%c", timestamp.fromNow()));
+            }, 1000);
+        });
+    }
+});