Don't create in case of unsuccessful drop

git-svn-id: https://adminer.svn.sourceforge.net/svnroot/adminer/trunk@183 7c3ca157-0c34-0410-bff1-cbf682f78f5c

diff --git a/foreign.inc.php b/foreign.inc.php
index 13f758f4cb28fda5e1f9b60d29eb5db95efd30b2..1597450473c409cfdad104fb8b215a91a6357a5a 100644 (file)
--- a/foreign.inc.php
+++ b/foreign.inc.php
@@ -5,22 +5,24 @@ if ($_POST && !$error && !$_POST["add"] && !$_POST["change"] && !$_POST["change-
                        redirect($SELF . "table=" . urlencode($_GET["foreign"]), lang('Foreign key has been dropped.'));
                }
        }
-       $source = array_filter($_POST["source"], 'strlen');
-       ksort($source);
-       $target = array();
-       foreach ($source as $key => $val) {
-               $target[$key] = $_POST["target"][$key];
-       }
-       if ($mysql->query("
-               ALTER TABLE " . idf_escape($_GET["foreign"]) . " ADD FOREIGN KEY
-               " . (strlen($_GET["name"]) ? idf_escape($_GET["name"]) : "") . "
-               (" . implode(", ", array_map('idf_escape', $source)) . ")
-               REFERENCES " . idf_escape($_POST["table"]) . "
-               (" . implode(", ", array_map('idf_escape', $target)) . ")
-               " . (in_array($_POST["on_delete"], $on_actions) ? "ON DELETE $_POST[on_delete]" : "") . "
-               " . (in_array($_POST["on_update"], $on_actions) ? "ON UPDATE $_POST[on_update]" : "") . "
-       ")) {
-               redirect($SELF . "table=" . urlencode($_GET["foreign"]), (strlen($_GET["name"]) ? lang('Foreign key has been altered.') : lang('Foreign key has been created.')));
+       if (!$_POST["drop"]) {
+               $source = array_filter($_POST["source"], 'strlen');
+               ksort($source);
+               $target = array();
+               foreach ($source as $key => $val) {
+                       $target[$key] = $_POST["target"][$key];
+               }
+               if ($mysql->query("
+                       ALTER TABLE " . idf_escape($_GET["foreign"]) . " ADD FOREIGN KEY
+                       " . (strlen($_GET["name"]) ? idf_escape($_GET["name"]) : "") . "
+                       (" . implode(", ", array_map('idf_escape', $source)) . ")
+                       REFERENCES " . idf_escape($_POST["table"]) . "
+                       (" . implode(", ", array_map('idf_escape', $target)) . ")
+                       " . (in_array($_POST["on_delete"], $on_actions) ? "ON DELETE $_POST[on_delete]" : "") . "
+                       " . (in_array($_POST["on_update"], $on_actions) ? "ON UPDATE $_POST[on_update]" : "") . "
+               ")) {
+                       redirect($SELF . "table=" . urlencode($_GET["foreign"]), (strlen($_GET["name"]) ? lang('Foreign key has been altered.') : lang('Foreign key has been created.')));
+               }
        }
        $error = $mysql->error;
 }