--- /dev/null
+<?php
+// PukiWiki - Yet another WikiWikiWeb clone.
+// external_link.inc.php
+// Copyright
+// 2018 PukiWiki Development Team
+// License: GPL v2 or (at your option) any later version
+//
+// PukiWiki External Link Plugin
+
+function plugin_external_link_action()
+{
+ global $vars, $external_link_cushion, $_external_link_messages;
+ $charset = CONTENT_CHARSET;
+ header('Content-Type: text/html; charset=' . $charset);
+ $valid_url = false;
+ if (isset($vars['url'])) {
+ $url = $vars['url'];
+ if (is_url($url)) {
+ $valid_url = true;
+ }
+ }
+ if (!$valid_url) {
+ $error_message = <<< 'EOM'
+<html>
+ <body>
+ The URL is invalid.
+ </body>
+</html>
+EOM;
+ print($error_message);
+ exit;
+ }
+ $encoded_url = htmlsc($url);
+ $refreshwait = $external_link_cushion['wait_seconds'];
+ $h_title = htmlsc(str_replace('%s', $url, $_external_link_messages['page_title']));
+ $h_desc = htmlsc($_external_link_messages['desc']);
+ $h_wait = htmlsc(str_replace('%s', (string)$external_link_cushion['wait_seconds'],
+ $_external_link_messages['wait_n_seconds']));
+ $body = <<< EOM
+<html>
+ <head>
+ <meta http-equiv="Content-Type" content="text/html; charset=$charset" />
+ <meta http-equiv="Refresh" content="$refreshwait;URL=$encoded_url" />
+ <title>$h_title</title>
+ </head>
+ <body>
+ <p>$h_desc</p>
+ <p>$h_wait</p>
+ <p><a href="$encoded_url">$encoded_url</a></p>
+ </body>
+</html>
+EOM;
+ print($body);
+ exit;
+}
}
if (!classListEnabled) return;
var href = link.getAttribute('href');
+ if (!href) return; // anchor without href attribute (a name)
var m = href.match(/^https?:\/\/([0-9a-zA-Z.-]+)(:\d+)?/);
if (m) {
var host = m[1];
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