LT-275: Creating measure flow component common section

Packages/ohif-core/client/lib/user.js

@@ -0,0 +1,32 @@
+import { OHIF } from 'meteor/ohif:core';
+
+OHIF.user = {};
+
+// Throw error if there is no user logged in
+OHIF.user.validate = () => {
+    if (!Meteor.userId()) {
+        throw new Meteor.Error('not-authorized');
+    }
+};
+
+// Get the persistent data by key
+OHIF.user.getData = key => {
+    // Check if there is an user logged in
+    OHIF.user.validate();
+
+    // Get the user persistent data
+    const data = Meteor.user().profile.persistent;
+
+    if (data) {
+        return data[key];
+    }
+};
+
+// Store the persistent data by giving a key and a value to store
+OHIF.user.setData = (key, value) => {
+    // Check if there is an user logged in
+    OHIF.user.validate();
+
+    // Call the update method on server-side
+    Meteor.call('userDataSet', key, value);
+};