migrate permissions and admin flag to user.role

src/notifications.js

@@ -99,7 +99,8 @@ function actionForAllAdmins(skippingUserIds, iterator, callback) {
     assert.strictEqual(typeof iterator, 'function');
     assert.strictEqual(typeof callback, 'function');
 
-    users.getAllAdmins(function (error, result) {
+    users.getAdmins(function (error, result) {
+        if (error && error.reason === BoxError.NOT_FOUND) return callback();
         if (error) return callback(error);
 
         // filter out users we want to skip (like the user who did the action or the user the action was performed on)
@@ -133,14 +134,14 @@ function userRemoved(performedBy, eventId, user, callback) {
     }, callback);
 }
 
-function adminChanged(performedBy, eventId, user, callback) {
+function roleChanged(performedBy, eventId, user, callback) {
     assert.strictEqual(typeof performedBy, 'string');
     assert.strictEqual(typeof user, 'object');
     assert.strictEqual(typeof callback, 'function');
 
     actionForAllAdmins([ performedBy, user.id ], function (admin, done) {
-        mailer.adminChanged(admin.email, user, user.admin);
-        add(admin.id, eventId, `User '${user.displayName} ' ${user.admin ? 'is now an admin' : 'is no more an admin'}`, `User '${user.username || user.email || user.fallbackEmail}' ${user.admin ? 'is now an admin' : 'is no more an admin'}.`, done);
+        mailer.roleChanged(admin.email, user);
+        add(admin.id, eventId, `User '${user.displayName}'s role changed`, `User '${user.username || user.email || user.fallbackEmail}' now has the role '${user.role}'.`, done);
     }, callback);
 }
 
@@ -324,8 +325,8 @@ function onEvent(id, action, source, data, callback) {
         return userRemoved(source.userId, id, data.user, callback);
 
     case eventlog.ACTION_USER_UPDATE:
-        if (!data.adminStatusChanged) return callback();
-        return adminChanged(source.userId, id, data.user, callback);
+        if (!data.roleChanged) return callback();
+        return roleChanged(source.userId, id, data.user, callback);
 
     case eventlog.ACTION_APP_OOM:
         return oomEvent(id, data.app, data.addon, data.containerId, data.event, callback);