From c23fc1efe666acca3d9b2d4abe1f58014cbd6f77 Mon Sep 17 00:00:00 2001
From: Jo Michael <me@mynetx.net>
Date: Fri, 20 Apr 2012 23:51:13 +0200
Subject: [PATCH] Don't allow to truncate empty tables in database structure

---
 db_structure.php | 25 +++++++++++++------------
 1 file changed, 13 insertions(+), 12 deletions(-)

diff --git a/db_structure.php b/db_structure.php
index e190025f7abb..11bab1458136 100644
--- a/db_structure.php
+++ b/db_structure.php
@@ -356,22 +356,23 @@
     $browse_table_label = '<a href="sql.php?' . $tbl_url_query . '&amp;pos=0">' . $truename . '</a>';
 
     if (! $db_is_information_schema) {
-        $empty_table = '<a ';
-        if ($GLOBALS['cfg']['AjaxEnable']) {
-            $empty_table .= 'class="truncate_table_anchor"';
-        }
-        $empty_table .= ' href="sql.php?' . $tbl_url_query
-            . '&amp;sql_query=';
-        $empty_table .= urlencode('TRUNCATE ' . PMA_backquote($each_table['TABLE_NAME']))
-            . '&amp;message_to_show='
-            . urlencode(sprintf(__('Table %s has been emptied'), htmlspecialchars($each_table['TABLE_NAME'])))
-            .'">';
         if ($may_have_rows) {
+            $empty_table = '<a ';
+            if ($GLOBALS['cfg']['AjaxEnable']) {
+                $empty_table .= 'class="truncate_table_anchor"';
+            }
+            $empty_table .= ' href="sql.php?' . $tbl_url_query
+                . '&amp;sql_query=';
+            $empty_table .= urlencode('TRUNCATE ' . PMA_backquote($each_table['TABLE_NAME']))
+                . '&amp;message_to_show='
+                . urlencode(sprintf(__('Table %s has been emptied'), htmlspecialchars($each_table['TABLE_NAME'])))
+                .'">';
+            
             $empty_table .= $titles['Empty'];
+            $empty_table .= '</a>';
         } else {
-            $empty_table .= $titles['NoEmpty'];
+            $empty_table = $titles['NoEmpty'];
         }
-        $empty_table .= '</a>';
         // truncating views doesn't work
         if ($table_is_view) {
             $empty_table = '&nbsp;';