From 289a95523d16785f081c5d8ff1e36b03dd8253b3 Mon Sep 17 00:00:00 2001
From: titanism <101466223+titanism@users.noreply.github.com>
Date: Wed, 17 Jul 2024 16:31:14 -0500
Subject: [PATCH] feat: added support for calendar-user-address-set

---
 common/tags.js | 20 +++++++++++++++++++-
 package.json   |  1 +
 2 files changed, 20 insertions(+), 1 deletion(-)

diff --git a/common/tags.js b/common/tags.js
index b986b68..432a8ba 100644
--- a/common/tags.js
+++ b/common/tags.js
@@ -1,3 +1,4 @@
+const { isEmail } = require('validator');
 const { buildTag, href, response, status } = require('./x-build');
 const winston = require('./winston');
 
@@ -255,7 +256,24 @@ module.exports = function (options) {
         }
       },
       'calendar-user-address-set': {
-        doc: 'https://tools.ietf.org/html/rfc6638#section-2.4.1'
+        doc: 'https://tools.ietf.org/html/rfc6638#section-2.4.1',
+        async resp({ ctx }) {
+          if (isEmail(ctx.state.user.principalName))
+            return {
+              [buildTag(cal, 'calendar-user-address-set')]: href(
+                `mailto:${ctx.state.user.principalName}`
+              )
+            };
+          if (isEmail(ctx.state.user.email))
+            return {
+              [buildTag(cal, 'calendar-user-address-set')]: href(
+                `mailto:${ctx.state.user.email}`
+              )
+            };
+          return {
+            [buildTag(cal, 'calendar-user-address-set')]: ''
+          };
+        }
       },
       'default-alarm-vevent-date': {
         doc: 'https://tools.ietf.org/id/draft-daboo-valarm-extensions-01.html#rfc.section.9',
diff --git a/package.json b/package.json
index a328fc3..8bda3f3 100644
--- a/package.json
+++ b/package.json
@@ -14,6 +14,7 @@
     "moment": "^2.30.1",
     "path-to-regexp": "^6.2.1",
     "raw-body": "^2.5.2",
+    "validator": "^13.12.0",
     "winston": "^3.11.0",
     "xmlbuilder2": "^3.1.1",
     "xpath": "0.0.34"