function acf_get_fields($parent = false)
{
// allow $parent to be a field group ID
if (!is_array($parent)) {
$parent = acf_get_field_group($parent);
}
// bail early if no parent
if (!$parent) {
return false;
}
// vars
$fields = array();
// try JSON before DB to save query time
if (acf_have_local_fields($parent['key'])) {
$fields = acf_get_local_fields($parent['key']);
} else {
$fields = acf_get_fields_by_id($parent['ID']);
}
// filter
$fields = apply_filters('acf/get_fields', $fields, $parent);
// return
return $fields;
}
function remove_field($key)
{
// get field
$field = acf_get_field($key);
// remove parent reference
$this->remove_parent_reference($field['parent'], $field['key']);
// remove field
unset($this->fields[$key]);
// remove children
if (acf_have_local_fields($key)) {
acf_remove_local_fields($key);
}
}
function remove_field($key = '')
{
// get field
$field = $this->get_field($key);
// bail early if no field
if (!$field) {
return false;
}
// remove parent reference
$this->remove_parent_reference($field['parent'], $field['key']);
// remove field
unset($this->fields[$key]);
// remove children
if (acf_have_local_fields($key)) {
acf_remove_local_fields($key);
}
}
function check_sync()
{
// message
if ($ids = acf_maybe_get($_GET, 'acfsynccomplete')) {
// explode
$ids = explode(',', $ids);
$total = count($ids);
if ($total == 1) {
acf_add_admin_notice(sprintf(__('Field group synchronised. %s', 'acf'), '<a href="' . get_edit_post_link($ids[0]) . '">' . get_the_title($ids[0]) . '</a>'));
} else {
acf_add_admin_notice(sprintf(_n('%s field group synchronised.', '%s field groups synchronised.', $total, 'acf'), $total));
}
}
// vars
$groups = acf_get_field_groups();
// bail early if no field groups
if (empty($groups)) {
return;
}
// find JSON field groups which have not yet been imported
foreach ($groups as $group) {
// vars
$local = acf_maybe_get($group, 'local', false);
$modified = acf_maybe_get($group, 'modified', 0);
$private = acf_maybe_get($group, 'private', false);
// ignore DB / PHP / private field groups
if ($local !== 'json' || $private) {
// do nothing
} elseif (!$group['ID']) {
$this->sync[$group['key']] = $group;
} elseif ($modified && $modified > get_post_modified_time('U', true, $group['ID'], true)) {
$this->sync[$group['key']] = $group;
}
}
// bail if no sync needed
if (empty($this->sync)) {
return;
}
// import field group
if ($key = acf_maybe_get($_GET, 'acfsync')) {
// disable JSON
// - this prevents a new JSON file being created and causing a 'change' to theme files - solves git anoyance
acf_update_setting('json', false);
// validate
check_admin_referer('bulk-posts');
// append fields
if (acf_have_local_fields($key)) {
$this->sync[$key]['fields'] = acf_get_local_fields($key);
}
// import
$field_group = acf_import_field_group($this->sync[$key]);
// redirect
wp_redirect(admin_url($this->url . '&acfsynccomplete=' . $field_group['ID']));
exit;
} elseif (acf_maybe_get($_GET, 'action2') === 'acfsync') {
// validate
check_admin_referer('bulk-posts');
// get ids
$keys = acf_maybe_get($_GET, 'post');
if (!empty($keys)) {
// disable JSON
// - this prevents a new JSON file being created and causing a 'change' to theme files - solves git anoyance
acf_update_setting('json', false);
// vars
$new_ids = array();
foreach ($keys as $key) {
// append fields
if (acf_have_local_fields($key)) {
$this->sync[$key]['fields'] = acf_get_local_fields($key);
}
// import
$field_group = acf_import_field_group($this->sync[$key]);
// append
$new_ids[] = $field_group['ID'];
}
// redirect
wp_redirect(admin_url($this->url . '&acfsynccomplete=' . implode(',', $new_ids)));
exit;
}
}
// filters
add_filter('views_edit-acf-field-group', array($this, 'list_table_views'));
}
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);
}
}