1 files changed, 13 insertions, 12 deletions

diff --git a/keys.php b/keys.php
index b5e6f8f..5b398fc 100644
--- a/keys.php
+++ b/keys.php
@@ -2,16 +2,17 @@
 
 require_once "init.php";
 
-if (array_key_exists('k', $_GET)
-&& (preg_match('/^[0-9A-Fa-f]{40}$/', $_GET['k']) !== false))
-  $output = shell_exec('gpg -a --export ' . $_GET['k']);
-  print $output;
-  if (empty($output)) {
-    $fh = fopen('key-wishlist', 'a');
-    if ($fh !== false) {
-      fwrite($fh, $_GET['k'] . "\n");
-      fclose($fh);
-    }
+if (!array_key_exists('k', $_GET))
+  die();
+if (preg_match('/^[0-9A-Fa-f]{40}$/', $_GET['k']) === false)
+  die();
+
+$output = shell_exec('gpg -a --export ' . $_GET['k']);
+print $output;
+if (empty($output)) {
+  $fh = fopen('key-wishlist', 'a');
+  if ($fh !== false) {
+    fwrite($fh, $_GET['k'] . "\n");
+    fclose($fh);
   }
-else
-  print shell_exec('gpg --list-keys --with-colons');
+}