function get_field_groups($field_groups)
{
// validate
if (!acf_have_local_field_groups()) {
return $field_groups;
}
// vars
$ignore = array();
// overrride field groups and populate ignore list
if (!empty($field_groups)) {
foreach ($field_groups as $k => $group) {
// override
if (acf_is_local_field_group($group['key'])) {
$field_groups[$k] = acf_get_local_field_group($group['key']);
}
$ignore[] = $group['key'];
}
}
// append field groups
$groups = acf_get_local_field_groups();
foreach ($groups as $group) {
if (!in_array($group['key'], $ignore)) {
$field_groups[] = $group;
}
}
// order field groups based on menu_order, title
$menu_order = array();
$title = array();
foreach ($field_groups as $key => $row) {
$menu_order[$key] = $row['menu_order'];
$title[$key] = $row['title'];
}
// sort the array with menu_order ascending
array_multisort($menu_order, SORT_ASC, $title, SORT_ASC, $field_groups);
// return
return $field_groups;
}
function _acf_get_field_group_by_key($key = '', $search_trash = false)
{
// vars
$field_group = false;
// try JSON before DB to save query time
if (acf_is_local_field_group($key)) {
$field_group = acf_get_local_field_group($key);
// validate
$field_group = acf_get_valid_field_group($field_group);
// return
return $field_group;
}
// vars
$args = array('posts_per_page' => 1, 'post_type' => 'acf-field-group', 'orderby' => 'menu_order title', 'order' => 'ASC', 'suppress_filters' => false, 'acf_group_key' => $key);
// search trash?
if ($search_trash) {
$args['post_status'] = 'publish, trash';
}
// load posts
$posts = get_posts($args);
// validate
if (empty($posts[0])) {
return $field_group;
}
// load from ID
$field_group = _acf_get_field_group_by_id($posts[0]->ID);
// return
return $field_group;
}
function import()
{
// validate
if (empty($_FILES['acf_import_file'])) {
acf_add_admin_notice(__("No file selected", 'acf'), 'error');
return;
}
// vars
$file = $_FILES['acf_import_file'];
// validate error
if ($file['error']) {
acf_add_admin_notice(__('Error uploading file. Please try again', 'acf'), 'error');
return;
}
// validate type
if (pathinfo($file['name'], PATHINFO_EXTENSION) !== 'json') {
acf_add_admin_notice(__('Incorrect file type', 'acf'), 'error');
return;
}
// read file
$json = file_get_contents($file['tmp_name']);
// decode json
$json = json_decode($json, true);
// validate json
if (empty($json)) {
acf_add_admin_notice(__('Import file empty', 'acf'), 'error');
return;
}
// if importing an auto-json, wrap field group in array
if (isset($json['key'])) {
$json = array($json);
}
// vars
$ids = array();
$keys = array();
$imported = array();
// populate keys
foreach ($json as $field_group) {
// append key
$keys[] = $field_group['key'];
}
// look for existing ids
foreach ($keys as $key) {
// attempt find ID
$field_group = _acf_get_field_group_by_key($key);
// bail early if no field group
if (!$field_group) {
continue;
}
// append
$ids[$key] = $field_group['ID'];
}
// enable local
acf_enable_local();
// reset local (JSON class has already included .json field groups which may conflict)
acf_reset_local();
// add local field groups
foreach ($json as $field_group) {
// add field group
acf_add_local_field_group($field_group);
}
// loop over keys
foreach ($keys as $key) {
// vars
$field_group = acf_get_local_field_group($key);
// attempt get id
$id = acf_maybe_get($ids, $key);
if ($id) {
$field_group['ID'] = $id;
}
// append fields
if (acf_have_local_fields($key)) {
$field_group['fields'] = acf_get_local_fields($key);
}
// import
$field_group = acf_import_field_group($field_group);
// append message
$imported[] = array('ID' => $field_group['ID'], 'title' => $field_group['title'], 'updated' => $id ? 1 : 0);
}
// messages
if (!empty($imported)) {
// vars
$links = array();
$count = count($imported);
$message = sprintf(_n('Imported 1 field group', 'Imported %s field groups', $count, 'acf'), $count) . '.';
// populate links
foreach ($imported as $import) {
$links[] = '<a href="' . admin_url("post.php?post={$import['ID']}&action=edit") . '" target="_blank">' . $import['title'] . '</a>';
}
// append links
$message .= ' ' . implode(', ', $links);
// add notice
acf_add_admin_notice($message);
}
}
