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Diffstat (limited to 'lib/htmlpurifier/library/HTMLPurifier/URIFilter/HostBlacklist.php')
-rw-r--r--lib/htmlpurifier/library/HTMLPurifier/URIFilter/HostBlacklist.php4
1 files changed, 4 insertions, 0 deletions
diff --git a/lib/htmlpurifier/library/HTMLPurifier/URIFilter/HostBlacklist.php b/lib/htmlpurifier/library/HTMLPurifier/URIFilter/HostBlacklist.php
index 045aa0992..55fde3bf4 100644
--- a/lib/htmlpurifier/library/HTMLPurifier/URIFilter/HostBlacklist.php
+++ b/lib/htmlpurifier/library/HTMLPurifier/URIFilter/HostBlacklist.php
@@ -1,5 +1,9 @@
<?php
+// It's not clear to me whether or not Punycode means that hostnames
+// do not have canonical forms anymore. As far as I can tell, it's
+// not a problem (punycoding should be identity when no Unicode
+// points are involved), but I'm not 100% sure
class HTMLPurifier_URIFilter_HostBlacklist extends HTMLPurifier_URIFilter
{
public $name = 'HostBlacklist';