fix: add more CDATA wrapping

Author: titanism

common/tags.js

@@ -216,8 +216,11 @@ module.exports = function (options) {
         doc: 'https://tools.ietf.org/html/rfc4791#section-9.6',
         async resp({ event, ctx, calendar }) {
           const ics = await options.data.buildICS(ctx, event, calendar);
+          // Wrap iCalendar data in CDATA to prevent XML parsing issues
+          // This ensures that the iCalendar content is treated as character data
+          // and not parsed as XML, preventing malformed XML errors
           return {
-            [buildTag(cal, 'calendar-data')]: { $cdata: ics }
+            [buildTag(cal, 'calendar-data')]: { '$cdata': ics }
           };
         }
       },

routes/calendar/calendar/calendar-multiget.js

@@ -37,7 +37,7 @@ module.exports = function (options) {
           'D:getetag': options.data.getETag(ctx, event)
         },
         {
-          'CAL:calendar-data': ics
+          'CAL:calendar-data': { '$cdata': ics }
         }
       ]);
     });

routes/calendar/calendar/get.js

@@ -23,7 +23,7 @@ module.exports = function (options) {
           'D:getetag': options.data.getETag(ctx, calendar)
         },
         {
-          'CAL:calendar-data': ics
+          'CAL:calendar-data': { '$cdata': ics }
         }
       ]);
     }
@@ -52,7 +52,7 @@ module.exports = function (options) {
         'D:getetag': options.data.getETag(ctx, calendar)
       },
       {
-        'CAL:calendar-data': ics
+        'CAL:calendar-data': { '$cdata': ics }
       }
     ]);
   };