TYPO3 8.7: Core patch to migrate links from EXT:linkhandler to built-in link handling functionality

typo3-cms-linkhandler-record-and language-link-migration.patch

commit 316ce38b479321c0227a74b545786ac256f5d13b
Author: Jonas Renggli <jonas.renggli@visol.ch>
Date:   Mon Feb 12 16:48:09 2018 +0100

    [FEATURE] Add migration for recordLinks from legacy EXT:linkhandler
    [FEATURE] Add migration for language links from legacy EXT:cabag_langlink

diff --git a/typo3/sysext/core/Classes/LinkHandling/LegacyLinkNotationConverter.php b/typo3/sysext/core/Classes/LinkHandling/LegacyLinkNotationConverter.php
index a89b67813e..0539cc6d4f 100644
--- a/typo3/sysext/core/Classes/LinkHandling/LegacyLinkNotationConverter.php
+++ b/typo3/sysext/core/Classes/LinkHandling/LegacyLinkNotationConverter.php
@@ -62,6 +62,16 @@ class LegacyLinkNotationConverter
         // Resolve FAL-api "file:UID-of-sys_file-record" and "file:combined-identifier"
         if (stripos($linkParameter, 'file:') === 0) {
             $result = $this->getFileOrFolderObjectFromMixedIdentifier(substr($linkParameter, 5));
+        } elseif (stripos($linkParameter, 'record:') === 0) {
+            $linkParameterParts = GeneralUtility::trimExplode(':', $linkParameter);
+            $result['url'] = sprintf('t3://record?identifier=%s&uid=%d', $linkParameterParts[1], $linkParameterParts[3]);
+        } elseif (stripos($linkParameter, '?id=L:') === 0) {
+            if (preg_match('#\\?id=L:([0-9]+)/([^&]+)#', $linkParameter, $matches)) {
+                $lang = $matches[1];
+                $uid = $matches[2];
+
+                $result['url'] = sprintf('t3://page?uid=%d&L=%d', $uid, $lang);
+            }
         } elseif (GeneralUtility::validEmail(parse_url($linkParameter, PHP_URL_PATH))) {
             $result['type'] = LinkService::TYPE_EMAIL;
             $result['email'] = $linkParameter;