1 files changed, 18 insertions, 0 deletions
diff --git a/appinfo/install.php b/appinfo/install.php
new file mode 100644
index 000000000..887821ee7
--- /dev/null
+++ b/appinfo/install.php
@@ -0,0 +1,18 @@
+<?php
+namespace OCA\News\AppInfo;
+
+use Exception;
+use OC;
+use Doctrine\DBAL\Platforms\MySqlPlatform;
+
+// fail early when an incorrectly configured mysql instances is found to
+// prevent update errors and data loss
+$charset = OC::$server->getDatabaseConnection()->getParams()['charset'];
+$platform = OC::$server->getDatabaseConnection()->getDatabasePlatform();
+if ($platform instanceof MySqlPlatform && $charset !== 'utf8mb4') {
+    $msg = 'App can not be installed because database MySql/MariaDb uses a ' .
+           'non UTF8 charset: ' . $charset .'. Learn more on how to migrate ' .
+           'your database to utf8mb4 at ' .
+           'https://dba.stackexchange.com/questions/8239/how-to-easily-convert-utf8-tables-to-utf8mb4-in-mysql-5-5';
+    throw new Exception($msg);
+}
+\ No newline at end of file