bug:2647

External ImageMagick does not work anymore on 1and1 servers

git-svn-id: http://piwigo.org/svn/trunk@15575 68402e56-0260-453c-a942-63ccdbb3a9ee

include/functions.inc.php

@@ -1692,4 +1692,23 @@ function mobile_theme()
 
   return $is_mobile_theme;
 }
+
+/**
+ * return hostname with gethostbyaddr and keep it in database
+ */
+function get_host($force_update=false)
+{
+  global $conf;
+
+  if (!isset($conf['host']) or $force_update)
+  {
+    $conf['host'] = 'undefined';
+    if ($host = @gethostbyaddr($_SERVER['SERVER_ADDR']))
+    {
+      $conf['host'] = $host;
+    }
+    conf_update_param('host', $conf['host']);
+  }
+  return $conf['host'];
+}
 ?>