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<?php
class acf_settings_tools {
var $view = 'settings-tools',
$data = array();
/*
* __construct
*
* Initialize filters, action, variables and includes
*
* @type function
* @date 23/06/12
* @since 5.0.0
*
* @param n/a
* @return n/a
*/
function __construct() {
// actions
add_action('admin_menu', array($this, 'admin_menu'));
}
/*
* admin_menu
*
* This function will add the ACF menu item to the WP admin
*
* @type action (admin_menu)
* @date 28/09/13
* @since 5.0.0
*
* @param n/a
* @return n/a
*/
function admin_menu() {
// bail early if no show_admin
if( !acf_get_setting('show_admin') ) return;
// add page
$page = add_submenu_page('edit.php?post_type=acf-field-group', __('Tools','acf'), __('Tools','acf'), acf_get_setting('capability'),'acf-settings-tools', array($this,'html') );
// actions
add_action('load-' . $page, array($this,'load'));
}
/*
* load
*
* This function will look at the $_POST data and run any functions if needed
*
* @type function
* @date 7/01/2014
* @since 5.0.0
*
* @param n/a
* @return n/a
*/
function load() {
// all export pages should not load local fields
acf_disable_local();
// run import / export
if( acf_verify_nonce('import') ) {
$this->import();
} elseif( acf_verify_nonce('export') ) {
if( isset($_POST['generate']) ) {
$this->generate();
} else {
$this->export();
}
}
// load acf scripts
acf_enqueue_scripts();
}
/*
* html
*
* This function will render the view
*
* @type function
* @date 7/01/2014
* @since 5.0.0
*
* @param n/a
* @return n/a
*/
function html() {
// load view
acf_get_view($this->view, $this->data);
}
/*
* export
*
* This function will export field groups to a .json file
*
* @type function
* @date 11/03/2014
* @since 5.0.0
*
* @param n/a
* @return n/a
*/
function export() {
// vars
$json = $this->get_json();
// validate
if( $json === false ) {
acf_add_admin_notice( __("No field groups selected", 'acf') , 'error');
return;
}
// set headers
$file_name = 'acf-export-' . date('Y-m-d') . '.json';
header( "Content-Description: File Transfer" );
header( "Content-Disposition: attachment; filename={$file_name}" );
header( "Content-Type: application/json; charset=utf-8" );
echo acf_json_encode( $json );
die;
}
/*
* import
*
* This function will import a .json file of field groups
*
* @type function
* @date 11/03/2014
* @since 5.0.0
*
* @param n/a
* @return n/a
*/
function import() {
// validate
if( empty($_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 );
}
}
/*
* generate
*
* This function will generate PHP code to include in your theme
*
* @type function
* @date 11/03/2014
* @since 5.0.0
*
* @param n/a
* @return n/a
*/
function generate() {
// prevent default translation and fake __() within string
acf_update_setting('l10n_var_export', true);
// vars
$json = $this->get_json();
// validate
if( $json === false ) {
acf_add_admin_notice( __("No field groups selected", 'acf') , 'error');
return;
}
// update view
$this->view = 'settings-tools-export';
$this->data['field_groups'] = $json;
}
/*
* get_json
*
* This function will return the JSON data for given $_POST args
*
* @type function
* @date 3/02/2015
* @since 5.1.5
*
* @param $post_id (int)
* @return $post_id (int)
*/
function get_json() {
// validate
if( empty($_POST['acf_export_keys']) ) {
return false;
}
// vars
$json = array();
// construct JSON
foreach( $_POST['acf_export_keys'] as $key ) {
// load field group
$field_group = acf_get_field_group( $key );
// validate field group
if( empty($field_group) ) continue;
// load fields
$field_group['fields'] = acf_get_fields( $field_group );
// prepare for export
$field_group = acf_prepare_field_group_for_export( $field_group );
// add to json array
$json[] = $field_group;
}
// return
return $json;
}
}
// initialize
new acf_settings_tools();
?>