From bd11d11bfcb1115e63bc4db81c9a1cfe75c32a2f Mon Sep 17 00:00:00 2001
From: Evan Prodromou <evan@status.net>
Date: Wed, 23 Mar 2011 22:10:44 -0400
Subject: [PATCH] Fallback for RSVP display when Event is deleted

---
 plugins/Event/RSVP.php | 34 +++++++++++++++++++++++++---------
 1 file changed, 25 insertions(+), 9 deletions(-)

diff --git a/plugins/Event/RSVP.php b/plugins/Event/RSVP.php
index 7b61cc34ad..beb377c5bc 100644
--- a/plugins/Event/RSVP.php
+++ b/plugins/Event/RSVP.php
@@ -294,15 +294,19 @@ class RSVP extends Managed_DataObject
 
     function asHTML()
     {
+        $event = Happening::staticGet('id', $this->event_id);
+
         return self::toHTML($this->getProfile(),
-                            $this->getEvent(),
+                            $event,
                             $this->response);
     }
 
     function asString()
     {
+        $event = Happening::staticGet('id', $this->event_id);
+
         return self::toString($this->getProfile(),
-                              $this->getEvent(),
+                              $event,
                               $this->response);
     }
 
@@ -310,8 +314,6 @@ class RSVP extends Managed_DataObject
     {
         $fmt = null;
 
-        $notice = $event->getNotice();
-
         switch ($response) {
         case 'Y':
             $fmt = _("<span class='automatic event-rsvp'><a href='%1s'>%2s</a> is attending <a href='%3s'>%4s</a>.</span>");
@@ -327,19 +329,26 @@ class RSVP extends Managed_DataObject
             break;
         }
 
+        if (empty($event)) {
+            $eventUrl = '#';
+            $eventTitle = _('an unknown event');
+        } else {
+            $notice = $event->getNotice();
+            $eventUrl = $notice->bestUrl();
+            $eventTitle = $event->title;
+        }
+
         return sprintf($fmt,
                        htmlspecialchars($profile->profileurl),
                        htmlspecialchars($profile->getBestName()),
-                       htmlspecialchars($notice->bestUrl()),
-                       htmlspecialchars($event->title));
+                       htmlspecialchars($eventUrl),
+                       htmlspecialchars($eventTitle));
     }
 
     static function toString($profile, $event, $response)
     {
         $fmt = null;
 
-        $notice = $event->getNotice();
-
         switch ($response) {
         case 'Y':
             $fmt = _("%1s is attending %2s.");
@@ -355,8 +364,15 @@ class RSVP extends Managed_DataObject
             break;
         }
 
+        if (empty($event)) {
+            $eventTitle = _('an unknown event');
+        } else {
+            $notice = $event->getNotice();
+            $eventTitle = $event->title;
+        }
+
         return sprintf($fmt,
                        $profile->getBestName(),
-                       $event->title);
+                       $eventTitle);
     }
 }