Resructure method to prevent array errors if table not found

Fixes #1156

(cherry picked from commit 1738d53e71ba5d29296e738063532f627e7b8837)

1 files changed, 13 insertions, 1 deletions

diff --git a/drivers/adodb-mysqli.inc.php b/drivers/adodb-mysqli.inc.php
index d894e643..c40e49ae 100644
--- a/drivers/adodb-mysqli.inc.php
+++ b/drivers/adodb-mysqli.inc.php
@@ -953,7 +953,19 @@ class ADODB_mysqli extends ADOConnection {
 			$table = "$owner.$table";
 		}
 
-		$a_create_table = $this->getRow(sprintf('SHOW CREATE TABLE `%s`', $table));
+		$showCreate = $this->getRow(
+				sprintf('SHOW CREATE TABLE `%s`', $table)
+		);
+
+		if ( !$showCreate || !is_array($showCreate) ) {
+			/*
+			* Invalid table or owner provided
+			*/
+			$this->setFetchMode($savem);
+			return false;
+		}
+
+		$a_create_table = array_change_key_case($showCreate, CASE_UPPER);
 
 		$this->setFetchMode($savem);