function post_revisions()
{
global $post, $current_user, $role;
if ($this->WikiHelper->is_wiki('front_end_check')) {
$nxtw_options = get_option('nxtw_options');
$revisions = get_posts('post_status=any&post_type=revision&post_parent=' . $post->ID . '&numberposts=' . $nxtw_options['number_of_revisions']);
//Most recent revision
$date = date(__('m/d/y g:i a'), mktime($post->post_modified));
$author = $this->WikiHelper->get_author($post);
$latest_revision = sprintf(__('Latest revision (@ %1s by %2s)'), $post->post_modified, $author);
$output = '<a href="' . get_permalink($post->ID) . '">' . $latest_revision . '</a><br />';
//If we have revisions...
if ($revisions) {
//Loop through them!
$count = 0;
foreach ($revisions as $revision) {
if (@nxt_get_post_autosave($post->ID)->ID != $revision->ID) {
$author = $this->WikiHelper->get_author($revision);
$date = date(__('m/d/y g:i a'), mktime($revision->post_modified));
$revision_title = sprintf(__('Revision @ %1s by %2s'), $date, $author);
$output .= '<a href="' . get_permalink($post->ID) . '?revision=' . $revision->ID . '">' . $revision_title . '</a><br />';
$count++;
}
}
}
return $output;
}
}
if (isset($messages[$post_type][$_GET['message']])) {
$message = $messages[$post_type][$_GET['message']];
} elseif (!isset($messages[$post_type]) && isset($messages['post'][$_GET['message']])) {
$message = $messages['post'][$_GET['message']];
}
}
$notice = false;
$form_extra = '';
if ('auto-draft' == $post->post_status) {
if ('edit' == $action) {
$post->post_title = '';
}
$autosave = false;
$form_extra .= "<input type='hidden' id='auto_draft' name='auto_draft' value='1' />";
} else {
$autosave = nxt_get_post_autosave($post_ID);
}
$form_action = 'editpost';
$nonce_action = 'update-' . $post_type . '_' . $post_ID;
$form_extra .= "<input type='hidden' id='post_ID' name='post_ID' value='" . esc_attr($post_ID) . "' />";
// Detect if there exists an autosave newer than the post and if that autosave is different than the post
if ($autosave && mysql2date('U', $autosave->post_modified_gmt, false) > mysql2date('U', $post->post_modified_gmt, false)) {
foreach (_nxt_post_revision_fields() as $autosave_field => $_autosave_field) {
if (normalize_whitespace($autosave->{$autosave_field}) != normalize_whitespace($post->{$autosave_field})) {
$notice = sprintf(__('There is an autosave of this post that is more recent than the version below. <a href="%s">View the autosave</a>'), get_edit_post_link($autosave->ID));
break;
}
}
unset($autosave_field, $_autosave_field);
}
$post_type_object = get_post_type_object($post_type);
function _set_preview($post)
{
if (!is_object($post)) {
return $post;
}
$preview = nxt_get_post_autosave($post->ID);
if (!is_object($preview)) {
return $post;
}
$preview = sanitize_post($preview);
$post->post_content = $preview->post_content;
$post->post_title = $preview->post_title;
$post->post_excerpt = $preview->post_excerpt;
return $post;
}
/**
* Display list of a post's revisions.
*
* Can output either a UL with edit links or a TABLE with diff interface, and
* restore action links.
*
* Second argument controls parameters:
* (bool) parent : include the parent (the "Current Revision") in the list.
* (string) format : 'list' or 'form-table'. 'list' outputs UL, 'form-table'
* outputs TABLE with UI.
* (int) right : what revision is currently being viewed - used in
* form-table format.
* (int) left : what revision is currently being diffed against right -
* used in form-table format.
*
* @package NXTClass
* @subpackage Post_Revisions
* @since 2.6.0
*
* @uses nxt_get_post_revisions()
* @uses nxt_post_revision_title()
* @uses get_edit_post_link()
* @uses get_the_author_meta()
*
* @todo split into two functions (list, form-table) ?
*
* @param int|object $post_id Post ID or post object.
* @param string|array $args See description {@link nxt_parse_args()}.
* @return null
*/
function nxt_list_post_revisions($post_id = 0, $args = null)
{
if (!($post = get_post($post_id))) {
return;
}
$defaults = array('parent' => false, 'right' => false, 'left' => false, 'format' => 'list', 'type' => 'all');
extract(nxt_parse_args($args, $defaults), EXTR_SKIP);
switch ($type) {
case 'autosave':
if (!($autosave = nxt_get_post_autosave($post->ID))) {
return;
}
$revisions = array($autosave);
break;
case 'revision':
// just revisions - remove autosave later
// just revisions - remove autosave later
case 'all':
default:
if (!($revisions = nxt_get_post_revisions($post->ID))) {
return;
}
break;
}
/* translators: post revision: 1: when, 2: author name */
$titlef = _x('%1$s by %2$s', 'post revision');
if ($parent) {
array_unshift($revisions, $post);
}
$rows = $right_checked = '';
$class = false;
$can_edit_post = current_user_can('edit_post', $post->ID);
foreach ($revisions as $revision) {
if (!current_user_can('read_post', $revision->ID)) {
continue;
}
if ('revision' === $type && nxt_is_post_autosave($revision)) {
continue;
}
$date = nxt_post_revision_title($revision);
$name = get_the_author_meta('display_name', $revision->post_author);
if ('form-table' == $format) {
if ($left) {
$left_checked = $left == $revision->ID ? ' checked="checked"' : '';
} else {
$left_checked = $right_checked ? ' checked="checked"' : '';
}
// [sic] (the next one)
$right_checked = $right == $revision->ID ? ' checked="checked"' : '';
$class = $class ? '' : " class='alternate'";
if ($post->ID != $revision->ID && $can_edit_post) {
$actions = '<a href="' . nxt_nonce_url(add_query_arg(array('revision' => $revision->ID, 'action' => 'restore')), "restore-post_{$post->ID}|{$revision->ID}") . '">' . __('Restore') . '</a>';
} else {
$actions = '';
}
$rows .= "<tr{$class}>\n";
$rows .= "\t<th style='white-space: nowrap' scope='row'><input type='radio' name='left' value='{$revision->ID}'{$left_checked} /></th>\n";
$rows .= "\t<th style='white-space: nowrap' scope='row'><input type='radio' name='right' value='{$revision->ID}'{$right_checked} /></th>\n";
$rows .= "\t<td>{$date}</td>\n";
$rows .= "\t<td>{$name}</td>\n";
$rows .= "\t<td class='action-links'>{$actions}</td>\n";
$rows .= "</tr>\n";
} else {
$title = sprintf($titlef, $date, $name);
$rows .= "\t<li>{$title}</li>\n";
}
}
if ('form-table' == $format) {
?>
<form action="revision.php" method="get">
<div class="tablenav">
<div class="alignleft">
<input type="submit" class="button-secondary" value="<?php
esc_attr_e('Compare Revisions');
?>
" />
<input type="hidden" name="action" value="diff" />
<input type="hidden" name="post_type" value="<?php
echo esc_attr($post->post_type);
?>
" />
</div>
</div>
<br class="clear" />
<table class="widefat post-revisions" cellspacing="0" id="post-revisions">
<col />
<col />
<col style="width: 33%" />
<col style="width: 33%" />
<col style="width: 33%" />
<thead>
<tr>
<th scope="col"><?php
/* translators: column name in revisons */
_ex('Old', 'revisions column name');
?>
</th>
<th scope="col"><?php
/* translators: column name in revisons */
_ex('New', 'revisions column name');
?>
</th>
<th scope="col"><?php
/* translators: column name in revisons */
_ex('Date Created', 'revisions column name');
?>
</th>
<th scope="col"><?php
_e('Author');
?>
</th>
<th scope="col" class="action-links"><?php
_e('Actions');
?>
</th>
</tr>
</thead>
<tbody>
<?php
echo $rows;
?>
</tbody>
</table>
</form>
<?php
} else {
echo "<ul class='post-revisions'>\n";
echo $rows;
echo "</ul>";
}
}
/**
* Creates autosave data for the specified post from $_POST data.
*
* @package NXTClass
* @subpackage Post_Revisions
* @since 2.6.0
*
* @uses _nxt_translate_postdata()
* @uses _nxt_post_revision_fields()
*
* @return unknown
*/
function nxt_create_post_autosave($post_id)
{
$translated = _nxt_translate_postdata(true);
if (is_nxt_error($translated)) {
return $translated;
}
// Only store one autosave. If there is already an autosave, overwrite it.
if ($old_autosave = nxt_get_post_autosave($post_id)) {
$new_autosave = _nxt_post_revision_fields($_POST, true);
$new_autosave['ID'] = $old_autosave->ID;
$new_autosave['post_author'] = get_current_user_id();
return nxt_update_post($new_autosave);
}
// _nxt_put_post_revision() expects unescaped.
$_POST = stripslashes_deep($_POST);
// Otherwise create the new autosave as a special post revision
return _nxt_put_post_revision($_POST, true);
}