From c9f5ca6c722843ae563bfe2b23904737f218d8d0 Mon Sep 17 00:00:00 2001
From: Robbie Averill <robbie@silverstripe.com>
Date: Wed, 29 Nov 2017 14:23:28 +1300
Subject: [PATCH] FIX Handle thrown exceptions because of obsolete class names

---
 src/Tasks/CheckExternalLinksTask.php | 8 +++++++-
 1 file changed, 7 insertions(+), 1 deletion(-)

diff --git a/src/Tasks/CheckExternalLinksTask.php b/src/Tasks/CheckExternalLinksTask.php
index d83d5fe..c5d8204 100644
--- a/src/Tasks/CheckExternalLinksTask.php
+++ b/src/Tasks/CheckExternalLinksTask.php
@@ -14,6 +14,7 @@ use SilverStripe\ExternalLinks\Model\BrokenExternalPageTrackStatus;
 use SilverStripe\ExternalLinks\Tasks\LinkChecker;
 use SilverStripe\ORM\DataObject;
 use SilverStripe\ORM\DB;
+use SilverStripe\ORM\ValidationException;
 
 class CheckExternalLinksTask extends BuildTask
 {
@@ -194,7 +195,12 @@ class CheckExternalLinksTask extends BuildTask
             // Update content of page based on link fixes / breakages
             $htmlValue->saveHTML();
             $page->Content = $htmlValue->getContent();
-            $page->write();
+            try {
+                $page->write();
+            } catch (ValidationException $ex) {
+                $this->log("Exception caught for {$page->Title}, skipping. Message: " . $ex->getMessage());
+                continue;
+            }
 
             // Once all links have been created for this page update HasBrokenLinks
             $count = $pageTrack->BrokenLinks()->count();