die('You are not allowed to call this page directly.');
}
$action_status = array('message' => '', 'status' => 'ok');
if (isset($_POST['tag_action'])) {
//TODO:Include nonce field
if ($_POST['tag_action'] == 'renametag') {
$oldtag = isset($_POST['renametag_old']) ? $_POST['renametag_old'] : '';
$newtag = isset($_POST['renametag_new']) ? $_POST['renametag_new'] : '';
$action_status = nggTags::rename_tags($oldtag, $newtag);
} elseif ($_POST['tag_action'] == 'deletetag') {
$todelete = isset($_POST['deletetag_name']) ? $_POST['deletetag_name'] : '';
$action_status = nggTags::delete_tags($todelete);
} elseif ($_POST['tag_action'] == 'editslug') {
$matchtag = isset($_POST['tagname_match']) ? $_POST['tagname_match'] : '';
$newslug = isset($_POST['tagslug_new']) ? $_POST['tagslug_new'] : '';
$action_status = nggTags::edit_tag_slug($matchtag, $newslug);
}
}
// Som useful variables
$admin_base_url = admin_url() . 'admin.php?page=';
$nb_tags = 50;
// Number of tags to show on a single page
// Manage URL
$sort_order = isset($_GET['tag_sortorder']) ? esc_attr(stripslashes($_GET['tag_sortorder'])) : 'desc';
$search_url = isset($_GET['search']) ? '&search=' . stripslashes($_GET['search']) : '';
$action_url = $admin_base_url . esc_attr(stripslashes($_GET['page'])) . '&tag_sortorder=' . $sort_order . $search_url;
// Tags Filters
$order_array = array('desc' => __('Most popular', 'nggallery'), 'asc' => __('Least used', 'nggallery'), 'natural' => __('Alphabetical', 'nggallery'));
// Build Tags Param
$param = 'hide_empty=false';
switch ($sort_order) {
/**
* Rename tags
*/
function rename_tags($old = '', $new = '')
{
$return_value = array('status' => 'ok', 'message' => '');
if (trim(str_replace(',', '', stripslashes($new))) == '') {
$return_value['message'] = __('No new tag specified!', 'nggallery');
$return_value['status'] = 'error';
return $return_value;
}
// String to array
$old_tags = explode(',', $old);
$new_tags = explode(',', $new);
// Remove empty element and trim
$old_tags = array_filter($old_tags, 'nggtags_delete_empty_element');
$new_tags = array_filter($new_tags, 'nggtags_delete_empty_element');
// If old/new tag are empty => exit !
if (empty($old_tags) || empty($new_tags)) {
$return_value['message'] = __('No new/old valid tag specified!', 'nggallery');
$return_value['status'] = 'error';
return $return_value;
}
$counter = 0;
if (count($old_tags) == count($new_tags)) {
// Rename only
foreach ((array) $old_tags as $i => $old_tag) {
$new_name = $new_tags[$i];
// Get term by name
$term = get_term_by('name', $old_tag, 'ngg_tag');
if (!$term) {
continue;
}
// Get objects from term ID
$objects_id = get_objects_in_term($term->term_id, 'ngg_tag', array('fields' => 'all_with_object_id'));
// Delete old term
wp_delete_term($term->term_id, 'ngg_tag');
// Set objects to new term ! (Append no replace)
foreach ((array) $objects_id as $object_id) {
wp_set_object_terms($object_id, $new_name, 'ngg_tag', true);
}
// Clean cache
clean_object_term_cache($objects_id, 'ngg_tag');
clean_term_cache($term->term_id, 'ngg_tag');
// Increment
$counter++;
}
if ($counter == 0) {
$return_value['message'] = __('No tag renamed.', 'nggallery');
} else {
$return_value['message'] = sprintf(__('Renamed tag(s) «%1$s» to «%2$s»', 'nggallery'), $old, $new);
}
} elseif (count($new_tags) == 1) {
// Merge
// Set new tag
$new_tag = $new_tags[0];
if (empty($new_tag)) {
$return_value['message'] = __('No valid new tag.', 'nggallery');
$return_value['status'] = 'error';
return $return_value;
}
// Get terms ID from old terms names
$terms_id = array();
foreach ((array) $old_tags as $old_tag) {
$term = get_term_by('name', addslashes($old_tag), 'ngg_tag');
$terms_id[] = (int) $term->term_id;
}
// Get objects from terms ID
$objects_id = get_objects_in_term($terms_id, 'ngg_tag', array('fields' => 'all_with_object_id'));
// No objects ? exit !
if (!$objects_id) {
$return_value['message'] = __('No objects (post/page) found for specified old tags.', 'nggallery');
$return_value['status'] = 'error';
return $return_value;
}
// Delete old terms
foreach ((array) $terms_id as $term_id) {
wp_delete_term($term_id, 'ngg_tag');
}
// Set objects to new term ! (Append no replace)
foreach ((array) $objects_id as $object_id) {
wp_set_object_terms($object_id, $new_tag, 'ngg_tag', true);
$counter++;
}
// Test if term is also a category
if (term_exists($new_tag, 'category')) {
// Edit the slug to use the new term
$slug = sanitize_title($new_tag);
nggTags::edit_tag_slug($new_tag, $slug);
unset($slug);
}
// Clean cache
clean_object_term_cache($objects_id, 'ngg_tag');
clean_term_cache($terms_id, 'ngg_tag');
if ($counter == 0) {
$return_value['message'] = __('No tag merged.', 'nggallery');
} else {
$return_value['message'] = sprintf(__('Merge tag(s) «%1$s» to «%2$s». %3$s objects edited.', 'nggallery'), $old, $new, $counter);
}
} else {
// Error
$return_value['message'] = sprintf(__('Error. Not enough tags provided to rename or merge.', 'nggallery'), $old);
$return_value['status'] = 'error';
}
do_action('ngg_manage_tags', $new_tags);
return $return_value;
}
