feat: Add options to include noreferrer and noopener in links

- ‘noreferrer’ prevents the Referer header from being sent to the server the
  link points at when the link is clicked on.

- ‘noopener’ prevents the ‘window.opener’ property from being set when the link
  is clicked on.

1 files changed, 13 insertions, 0 deletions

diff --git a/data/config.default.php b/data/config.default.php
index bb9eddb..4679196 100644
--- a/data/config.default.php
+++ b/data/config.default.php
@@ -364,6 +364,19 @@ $longdate = 'j F Y';
 $nofollow = true;
 
 /**
+ * Include rel="noreferer" attribute on bookmark links to prevent them from
+ * specifying your site as the one that referred to the page.
+ */
+$noreferrer = true;
+
+/**
+ * Include rel="noopener" attribute on bookmark links to prevent them from
+ * giving the opening page access to your site through the window.opener
+ * property.
+ */
+$noopener = true;
+
+/**
  * Default number of bookmarks per page.
  * -1 means no limit.
  *