add node modules to repo

app/node_modules/pnotify/src/PNotifyCallbacks.html

@@ -0,0 +1,68 @@
+<script>
+  import PNotify from './PNotify.html';
+
+  let _open = PNotify.prototype.open;
+  let _close = PNotify.prototype.close;
+
+  const callbacks = (notice, options, name) => {
+    let modules = notice ? notice.get().modules : options.modules;
+    let cbs = (modules && modules.Callbacks) ? modules.Callbacks : {};
+    return cbs[name] ? cbs[name] : () => true;
+  };
+
+  PNotify.prototype.open = function (...args) {
+    let ret = callbacks(this, null, 'beforeOpen')(this);
+    if (ret !== false) {
+      _open.apply(this, args);
+      callbacks(this, null, 'afterOpen')(this);
+    }
+  };
+
+  PNotify.prototype.close = function (timerHide, ...args) {
+    let ret = callbacks(this, null, 'beforeClose')(this, timerHide);
+    if (ret !== false) {
+      _close.apply(this, [timerHide, ...args]);
+      callbacks(this, null, 'afterClose')(this, timerHide);
+    }
+  };
+
+  export default {
+    setup (Component) {
+      Component.key = 'Callbacks';
+
+      Component.getCallbacks = callbacks;
+
+      let _alert = PNotify.alert;
+      let _notice = PNotify.notice;
+      let _info = PNotify.info;
+      let _success = PNotify.success;
+      let _error = PNotify.error;
+
+      let init = (original, options) => {
+        callbacks(null, options, 'beforeInit')(options);
+        let notice = original(options);
+        callbacks(notice, null, 'afterInit')(notice);
+        return notice;
+      };
+
+      PNotify.alert = (options) => {
+        return init(_alert, options);
+      };
+      PNotify.notice = (options) => {
+        return init(_notice, options);
+      };
+      PNotify.info = (options) => {
+        return init(_info, options);
+      };
+      PNotify.success = (options) => {
+        return init(_success, options);
+      };
+      PNotify.error = (options) => {
+        return init(_error, options);
+      };
+
+      // Register the module with PNotify.
+      PNotify.modules.Callbacks = Component;
+    }
+  };
+</script>