function wp_memento_add_headers()
{
if (get_query_var('revision')) {
$revision_id = get_query_var('revision');
if (wp_is_post_revision($revision_id)) {
// Add Memento-Datetime header
$revision = wp_get_post_revision($revision_id);
header('Momento-Datetime: ' . $revision->post_date_gmt . " GMT;");
// Add Link header that provides directions to the timemap
// This still needs to include timegate directions as well
$original_post = get_post($revision->post_parent);
$original_url = get_permalink($original_post);
$timemap_url = get_timemap_list_permalink($original_url);
$link_header = '<' . $original_url . '>; rel="original",';
$link_header .= '<' . $timemap_url . '>; rel="timemap"; type="application/link-format"';
header('Link: ' . $link_header, false);
} else {
if (is_single($revision_id)) {
// Do nothing
} else {
include get_query_template('404');
exit;
}
}
}
}
<?php
# -*- coding: utf-8 -*-
/**
* The template for displaying timemap lists.
*/
?>
<<?php
echo $timemap_url;
?>
>;rel="original",
<<?php
echo get_timemap_list_permalink($timemap_url);
?>
>
; rel="self";type="application/link-format"
; from="<?php
echo get_min_post_date_gmt($revision_list);
?>
GMT"
; until="<?php
echo get_max_post_date_gmt($revision_list);
?>
GMT",
<?php
$i = 0;
$len = count($revision_list);
foreach ($revision_list as $revision) {
?>
<<?php
echo get_revision_permalink($post, $revision);
