X-Git-Url: https://jasonwoof.com/gitweb/?p=wfpl.git;a=blobdiff_plain;f=http.php;h=2907410ffe4b703e321e7af4573f4be2c9a8884e;hp=6c8f916412ef4127777fc836c1eb369b54ed5312;hb=HEAD;hpb=196deb2416748b09200f620247a344563dff4c38

diff --git a/http.php b/http.php
index 6c8f916..2907410 100644
--- a/http.php
+++ b/http.php
@@ -1,24 +1,14 @@
 <?php
 
-#  Copyright (C) 2005 Jason Woofenden
-#
-#  This program is free software: you can redistribute it and/or modify
-#  it under the terms of the GNU General Public License as published by
-#  the Free Software Foundation, either version 3 of the License, or
-#  (at your option) any later version.
-#  
-#  This program is distributed in the hope that it will be useful,
-#  but WITHOUT ANY WARRANTY; without even the implied warranty of
-#  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-#  GNU General Public License for more details.
-#  
-#  You should have received a copy of the GNU General Public License
-#  along with this program.  If not, see <http://www.gnu.org/licenses/>.
+# This program is in the public domain within the United States. Additionally,
+# we waive copyright and related rights in the work worldwide through the CC0
+# 1.0 Universal public domain dedication, which can be found at
+# http://creativecommons.org/publicdomain/zero/1.0/
 
 
 # return our best guess at the url used to access this page, without the path or query string
 function this_url_sans_path() {
-	if(strtolower($_SERVER['HTTPS']) == 'on' || strtolower($_SERVER['HTTPS']) == 'yes') {
+	if (isset($_SERVER['HTTPS']) && (strtolower($_SERVER['HTTPS']) == 'on' || strtolower($_SERVER['HTTPS']) == 'yes')) {
 		$url = 'https';
 		$expected_port = 443;
 	} else {
@@ -101,5 +91,3 @@ function http_cache_forever($cache_control = 'public') {
 	header("Cache-Control: $cache_control");
 	header('Expires: ' . gmdate('D, d M Y H:i:s',time()+31536000) . ' GMT'); # rfc 2616 says not to go more than a year in the future
 }
-
-?>