merge r15575 from trunk to branch 23

bug:2647
External ImageMagick does not work anymore on 1and1 servers


git-svn-id: http://piwigo.org/svn/branches/2.3@15576 68402e56-0260-453c-a942-63ccdbb3a9ee

1 files changed, 19 insertions, 0 deletions

diff --git a/include/functions.inc.php b/include/functions.inc.php
index f6b8303b6..15baa8fef 100644
--- a/include/functions.inc.php
+++ b/include/functions.inc.php
@@ -1649,4 +1649,23 @@ function get_branch_from_version($version)
 {
   return implode('.', array_slice(explode('.', $version), 0, 2));
 }
+
+/**
+ * return hostname with gethostbyaddr and keep it in database
+ */
+function get_host($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'];
+}
 ?>
\ No newline at end of file