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-rw-r--r--mod/xref.php20
1 files changed, 20 insertions, 0 deletions
diff --git a/mod/xref.php b/mod/xref.php
new file mode 100644
index 000000000..566de1998
--- /dev/null
+++ b/mod/xref.php
@@ -0,0 +1,20 @@
+<?php
+
+ function ref_init(&$a) {
+ // Sets a referral URL using an xchan directly
+ // Link format: example.com/xref/[xchan]/[TargetURL]
+ // Target URL is optional.
+ // Cookie lasts 24 hours to survive a browser restart. Contains no personal
+ // information at all - just somebody else's xchan.
+ $referrer = argv(1);
+ $expire=time()+60*60*24;
+ $path = 'ref';
+ setcookie(ref, $referrer, $expire, "/");
+ $url = '';
+
+ if (argc() > 2)
+ $url = argv(2);
+
+ goaway (z_root() . '/' . $url);
+
+}