<?php
/**
* Advanced Custom Fields
*
* @package ACF
* @author WP Engine
*
* @wordpress-plugin
* Plugin Name: Advanced Custom Fields
* Plugin URI: https://www.advancedcustomfields.com
* Description: Customize WordPress with powerful, professional and intuitive fields.
* Version: 6.6.2
* Author: WP Engine
* Author URI: https://wpengine.com/?utm_source=wordpress.org&utm_medium=referral&utm_campaign=plugin_directory&utm_content=advanced_custom_fields
* Text Domain: acf
* Domain Path: /lang
* Requires PHP: 7.4
* Requires at least: 6.2
*/
/**
* @package ACF
* @author WP Engine
*
* © 2025 Advanced Custom Fields (ACF®). All rights reserved.
* "ACF" is a trademark of WP Engine.
* Licensed under the GNU General Public License v2 or later.
* https://www.gnu.org/licenses/gpl-2.0.html
*/
if ( ! defined( 'ABSPATH' ) ) {
exit; // Exit if accessed directly.
}
if ( ! class_exists( 'ACF' ) ) {
/**
* The main ACF class
*/
class ACF {
/**
* The plugin version number.
*
* @var string
*/
public $version = '6.6.2';
/**
* The plugin settings array.
*
* @var array
*/
public $settings = array();
/**
* The plugin data array.
*
* @var array
*/
public $data = array();
/**
* Storage for class instances.
*
* @var array
*/
public $instances = array();
/**
* The loop instance.
*
* @var acf_loop
*/
public $loop;
/**
* The revisions instance.
*
* @var acf_revisions
*/
public $revisions;
/**
* The fields instance.
*
* @var acf_fields
*/
public $fields;
/**
* The form front instance.
*
* @var acf_form_front
*/
public $form_front;
/**
* The validation instance.
*
* @var acf_validation
*/
public $validation;
/**
* The admin tools instance.
*
* @var acf_admin_tools
*/
public $admin_tools;
/**
* A dummy constructor to ensure ACF is only setup once.
*
* @date 23/06/12
* @since 5.0.0
*/
public function __construct() {
// Do nothing.
}
/**
* Sets up the ACF plugin.
*
* @date 28/09/13
* @since 5.0.0
*/
public function initialize() {
// Define constants.
$this->define( 'ACF', true );
$this->define( 'ACF_PATH', plugin_dir_path( __FILE__ ) );
$this->define( 'ACF_BASENAME', plugin_basename( __FILE__ ) );
$this->define( 'ACF_VERSION', $this->version );
$this->define( 'ACF_MAJOR_VERSION', 6 );
$this->define( 'ACF_FIELD_API_VERSION', 5 );
$this->define( 'ACF_UPGRADE_VERSION', '5.5.0' ); // Highest version with an upgrade routine. See upgrades.php.
// Register activation hook.
register_activation_hook( __FILE__, array( $this, 'acf_plugin_activated' ) );
// Define settings.
$this->settings = array(
'name' => 'Advanced Custom Fields',
'slug' => dirname( ACF_BASENAME ),
'version' => ACF_VERSION,
'basename' => ACF_BASENAME,
'path' => ACF_PATH,
'file' => __FILE__,
'url' => plugin_dir_url( __FILE__ ),
'show_admin' => true,
'show_updates' => true,
'enable_post_types' => true,
'enable_options_pages_ui' => true,
'stripslashes' => false,
'local' => true,
'json' => true,
'save_json' => '',
'load_json' => array(),
'default_language' => '',
'current_language' => '',
'capability' => 'manage_options',
'uploader' => 'wp',
'autoload' => false,
'l10n' => true,
'l10n_textdomain' => '',
'google_api_key' => '',
'google_api_client' => '',
'enqueue_google_maps' => true,
'enqueue_select2' => true,
'enqueue_datepicker' => true,
'enqueue_datetimepicker' => true,
'select2_version' => 4,
'row_index_offset' => 1,
'remove_wp_meta_box' => true,
'rest_api_enabled' => true,
'rest_api_format' => 'light',
'rest_api_embed_links' => true,
'preload_blocks' => true,
'enable_shortcode' => true,
'enable_bidirection' => true,
'enable_block_bindings' => true,
'enable_meta_box_cb_edit' => true,
);
// Include autoloader.
include_once __DIR__ . '/vendor/autoload.php';
// Include utility functions.
include_once ACF_PATH . 'includes/acf-utility-functions.php';
// Include previous API functions.
acf_include( 'includes/api/api-helpers.php' );
acf_include( 'includes/api/api-template.php' );
acf_include( 'includes/api/api-term.php' );
// Include classes.
acf_include( 'includes/class-acf-data.php' );
acf_include( 'includes/class-acf-internal-post-type.php' );
acf_include( 'includes/fields/class-acf-field.php' );
acf_include( 'includes/locations/abstract-acf-legacy-location.php' );
acf_include( 'includes/locations/abstract-acf-location.php' );
// Initialise autoloaded classes.
new ACF\Site_Health\Site_Health();
// Include functions.
acf_include( 'includes/acf-helper-functions.php' );
acf_new_instance( 'ACF\Meta\Comment' );
acf_new_instance( 'ACF\Meta\Post' );
acf_new_instance( 'ACF\Meta\Term' );
acf_new_instance( 'ACF\Meta\User' );
acf_new_instance( 'ACF\Meta\Option' );
acf_include( 'includes/acf-hook-functions.php' );
acf_include( 'includes/acf-field-functions.php' );
acf_include( 'includes/acf-bidirectional-functions.php' );
acf_include( 'includes/acf-internal-post-type-functions.php' );
acf_include( 'includes/acf-post-type-functions.php' );
acf_include( 'includes/acf-taxonomy-functions.php' );
acf_include( 'includes/acf-field-group-functions.php' );
acf_include( 'includes/acf-form-functions.php' );
acf_include( 'includes/acf-meta-functions.php' );
acf_include( 'includes/acf-post-functions.php' );
acf_include( 'includes/acf-user-functions.php' );
acf_include( 'includes/acf-value-functions.php' );
acf_include( 'includes/acf-input-functions.php' );
acf_include( 'includes/acf-wp-functions.php' );
// Override the shortcode default value based on the version when installed.
$first_activated_version = acf_get_version_when_first_activated();
// Only enable shortcode by default for versions prior to 6.3
if ( $first_activated_version && version_compare( $first_activated_version, '6.3', '>=' ) ) {
$this->settings['enable_shortcode'] = false;
}
// Include core.
acf_include( 'includes/fields.php' );
acf_include( 'includes/locations.php' );
acf_include( 'includes/assets.php' );
acf_include( 'includes/compatibility.php' );
acf_include( 'includes/deprecated.php' );
acf_include( 'includes/l10n.php' );
acf_include( 'includes/local-fields.php' );
acf_include( 'includes/local-meta.php' );
acf_include( 'includes/local-json.php' );
acf_include( 'includes/loop.php' );
acf_include( 'includes/media.php' );
acf_include( 'includes/revisions.php' );
acf_include( 'includes/upgrades.php' );
acf_include( 'includes/validation.php' );
acf_include( 'includes/rest-api.php' );
// Include field group class.
acf_include( 'includes/post-types/class-acf-field-group.php' );
// Include ajax.
acf_include( 'includes/ajax/class-acf-ajax.php' );
acf_include( 'includes/ajax/class-acf-ajax-check-screen.php' );
acf_include( 'includes/ajax/class-acf-ajax-user-setting.php' );
acf_include( 'includes/ajax/class-acf-ajax-upgrade.php' );
acf_include( 'includes/ajax/class-acf-ajax-query.php' );
acf_include( 'includes/ajax/class-acf-ajax-query-users.php' );
acf_include( 'includes/ajax/class-acf-ajax-local-json-diff.php' );
// Include forms.
acf_include( 'includes/forms/form-attachment.php' );
acf_include( 'includes/forms/form-comment.php' );
acf_include( 'includes/forms/form-customizer.php' );
acf_include( 'includes/forms/form-front.php' );
acf_include( 'includes/forms/form-nav-menu.php' );
acf_include( 'includes/forms/form-post.php' );
acf_include( 'includes/forms/form-gutenberg.php' );
acf_include( 'includes/forms/form-taxonomy.php' );
acf_include( 'includes/forms/form-user.php' );
acf_include( 'includes/forms/form-widget.php' );
// Include admin.
if ( is_admin() ) {
acf_include( 'includes/admin/admin.php' );
acf_include( 'includes/admin/admin-internal-post-type-list.php' );
acf_include( 'includes/admin/admin-internal-post-type.php' );
acf_include( 'includes/admin/admin-notices.php' );
acf_include( 'includes/admin/admin-tools.php' );
acf_include( 'includes/admin/admin-upgrade.php' );
}
// Include legacy.
acf_include( 'includes/legacy/legacy-locations.php' );
// Include updater if included with this build.
acf_include( 'includes/Updater/init.php' );
// Include PRO if included with this build.
if ( ! defined( 'ACF_PREVENT_PRO_LOAD' ) || ( defined( 'ACF_PREVENT_PRO_LOAD' ) && ! ACF_PREVENT_PRO_LOAD ) ) {
acf_include( 'pro/acf-pro.php' );
}
if ( is_admin() && function_exists( 'acf_is_pro' ) && ! acf_is_pro() ) {
acf_include( 'includes/admin/admin-options-pages-preview.php' );
}
// Add actions.
add_action( 'init', array( $this, 'register_post_status' ), 4 );
add_action( 'init', array( $this, 'init' ), 5 );
add_action( 'init', array( $this, 'register_post_types' ), 5 );
add_action( 'activated_plugin', array( $this, 'deactivate_other_instances' ) );
add_action( 'pre_current_active_plugins', array( $this, 'plugin_deactivated_notice' ) );
// Add filters.
add_filter( 'posts_where', array( $this, 'posts_where' ), 10, 2 );
}
/**
* Completes the setup process on "init" of earlier.
*
* @date 28/09/13
* @since 5.0.0
*/
public function init() {
// Bail early if called directly from functions.php or plugin file.
if ( ! did_action( 'plugins_loaded' ) ) {
return;
}
// This function may be called directly from template functions. Bail early if already did this.
if ( acf_did( 'init' ) ) {
return;
}
// Update url setting. Allows other plugins to modify the URL (force SSL).
acf_update_setting( 'url', plugin_dir_url( __FILE__ ) );
// Load textdomain file.
acf_load_textdomain();
// Make plugin name translatable.
acf_update_setting( 'name', __( 'Advanced Custom Fields', 'acf' ) );
// Include 3rd party compatiblity.
acf_include( 'includes/third-party.php' );
// Include wpml support.
if ( defined( 'ICL_SITEPRESS_VERSION' ) ) {
acf_include( 'includes/wpml.php' );
}
// Add post types and taxonomies.
if ( acf_get_setting( 'enable_post_types' ) ) {
acf_include( 'includes/post-types/class-acf-taxonomy.php' );
acf_include( 'includes/post-types/class-acf-post-type.php' );
}
// Add other ACF internal post types.
do_action( 'acf/init_internal_post_types' );
// Include fields.
acf_include( 'includes/fields/class-acf-field-text.php' );
acf_include( 'includes/fields/class-acf-field-textarea.php' );
acf_include( 'includes/fields/class-acf-field-number.php' );
acf_include( 'includes/fields/class-acf-field-range.php' );
acf_include( 'includes/fields/class-acf-field-email.php' );
acf_include( 'includes/fields/class-acf-field-url.php' );
acf_include( 'includes/fields/class-acf-field-password.php' );
acf_include( 'includes/fields/class-acf-field-image.php' );
acf_include( 'includes/fields/class-acf-field-file.php' );
acf_include( 'includes/fields/class-acf-field-wysiwyg.php' );
acf_include( 'includes/fields/class-acf-field-oembed.php' );
acf_include( 'includes/fields/class-acf-field-select.php' );
acf_include( 'includes/fields/class-acf-field-checkbox.php' );
acf_include( 'includes/fields/class-acf-field-radio.php' );
acf_include( 'includes/fields/class-acf-field-button-group.php' );
acf_include( 'includes/fields/class-acf-field-true_false.php' );
acf_include( 'includes/fields/class-acf-field-link.php' );
acf_include( 'includes/fields/class-acf-field-post_object.php' );
acf_include( 'includes/fields/class-acf-field-page_link.php' );
acf_include( 'includes/fields/class-acf-field-relationship.php' );
acf_include( 'includes/fields/class-acf-field-taxonomy.php' );
acf_include( 'includes/fields/class-acf-field-user.php' );
acf_include( 'includes/fields/class-acf-field-google-map.php' );
acf_include( 'includes/fields/class-acf-field-date_picker.php' );
acf_include( 'includes/fields/class-acf-field-date_time_picker.php' );
acf_include( 'includes/fields/class-acf-field-time_picker.php' );
acf_include( 'includes/fields/class-acf-field-color_picker.php' );
acf_include( 'includes/fields/class-acf-field-icon_picker.php' );
acf_include( 'includes/fields/class-acf-field-message.php' );
acf_include( 'includes/fields/class-acf-field-accordion.php' );
acf_include( 'includes/fields/class-acf-field-tab.php' );
acf_include( 'includes/fields/class-acf-field-group.php' );
/**
* Fires after field types have been included.
*
* @date 28/09/13
* @since 5.0.0
*
* @param int ACF_FIELD_API_VERSION The field API version.
*/
do_action( 'acf/include_field_types', ACF_FIELD_API_VERSION );
// Include locations.
acf_include( 'includes/locations/class-acf-location-post-type.php' );
acf_include( 'includes/locations/class-acf-location-post-template.php' );
acf_include( 'includes/locations/class-acf-location-post-status.php' );
acf_include( 'includes/locations/class-acf-location-post-format.php' );
acf_include( 'includes/locations/class-acf-location-post-category.php' );
acf_include( 'includes/locations/class-acf-location-post-taxonomy.php' );
acf_include( 'includes/locations/class-acf-location-post.php' );
acf_include( 'includes/locations/class-acf-location-page-template.php' );
acf_include( 'includes/locations/class-acf-location-page-type.php' );
acf_include( 'includes/locations/class-acf-location-page-parent.php' );
acf_include( 'includes/locations/class-acf-location-page.php' );
acf_include( 'includes/locations/class-acf-location-current-user.php' );
acf_include( 'includes/locations/class-acf-location-current-user-role.php' );
acf_include( 'includes/locations/class-acf-location-user-form.php' );
acf_include( 'includes/locations/class-acf-location-user-role.php' );
acf_include( 'includes/locations/class-acf-location-taxonomy.php' );
acf_include( 'includes/locations/class-acf-location-attachment.php' );
acf_include( 'includes/locations/class-acf-location-comment.php' );
acf_include( 'includes/locations/class-acf-location-widget.php' );
acf_include( 'includes/locations/class-acf-location-nav-menu.php' );
acf_include( 'includes/locations/class-acf-location-nav-menu-item.php' );
/**
* Fires after location types have been included.
*
* @date 28/09/13
* @since 5.0.0
*
* @param int ACF_FIELD_API_VERSION The field API version.
*/
do_action( 'acf/include_location_rules', ACF_FIELD_API_VERSION );
/**
* Fires during initialization. Used to add local fields.
*
* @date 28/09/13
* @since 5.0.0
*
* @param int ACF_FIELD_API_VERSION The field API version.
*/
do_action( 'acf/include_fields', ACF_FIELD_API_VERSION );
/**
* Fires during initialization. Used to add local post types.
*
* @since 6.1
*
* @param int ACF_MAJOR_VERSION The major version of ACF.
*/
do_action( 'acf/include_post_types', ACF_MAJOR_VERSION );
/**
* Fires during initialization. Used to add local taxonomies.
*
* @since 6.1
*
* @param int ACF_MAJOR_VERSION The major version of ACF.
*/
do_action( 'acf/include_taxonomies', ACF_MAJOR_VERSION );
// If we're on 6.5 or newer, load block bindings.
if ( version_compare( get_bloginfo( 'version' ), '6.5', '>=' ) ) {
new ACF\Blocks\Bindings();
}
/**
* Fires after ACF is completely "initialized".
*
* @date 28/09/13
* @since 5.0.0
*
* @param int ACF_MAJOR_VERSION The major version of ACF.
*/
do_action( 'acf/init', ACF_MAJOR_VERSION );
}
/**
* Registers the ACF post types.
*
* @date 22/10/2015
* @since 5.3.2
*/
public function register_post_types() {
$cap = acf_get_setting( 'capability' );
// Register the Field Group post type.
register_post_type(
'acf-field-group',
array(
'labels' => array(
'name' => __( 'Field Groups', 'acf' ),
'singular_name' => __( 'Field Group', 'acf' ),
'add_new' => __( 'Add New', 'acf' ),
'add_new_item' => __( 'Add New Field Group', 'acf' ),
'edit_item' => __( 'Edit Field Group', 'acf' ),
'new_item' => __( 'New Field Group', 'acf' ),
'view_item' => __( 'View Field Group', 'acf' ),
'search_items' => __( 'Search Field Groups', 'acf' ),
'not_found' => __( 'No Field Groups found', 'acf' ),
'not_found_in_trash' => __( 'No Field Groups found in Trash', 'acf' ),
),
'public' => false,
'hierarchical' => true,
'show_ui' => true,
'show_in_menu' => false,
'_builtin' => false,
'capability_type' => 'post',
'capabilities' => array(
'edit_post' => $cap,
'delete_post' => $cap,
'edit_posts' => $cap,
'delete_posts' => $cap,
),
'supports' => false,
'rewrite' => false,
'query_var' => false,
)
);
// Register the Field post type.
register_post_type(
'acf-field',
array(
'labels' => array(
'name' => __( 'Fields', 'acf' ),
'singular_name' => __( 'Field', 'acf' ),
'add_new' => __( 'Add New', 'acf' ),
'add_new_item' => __( 'Add New Field', 'acf' ),
'edit_item' => __( 'Edit Field', 'acf' ),
'new_item' => __( 'New Field', 'acf' ),
'view_item' => __( 'View Field', 'acf' ),
'search_items' => __( 'Search Fields', 'acf' ),
'not_found' => __( 'No Fields found', 'acf' ),
'not_found_in_trash' => __( 'No Fields found in Trash', 'acf' ),
),
'public' => false,
'hierarchical' => true,
'show_ui' => false,
'show_in_menu' => false,
'_builtin' => false,
'capability_type' => 'post',
'capabilities' => array(
'edit_post' => $cap,
'delete_post' => $cap,
'edit_posts' => $cap,
'delete_posts' => $cap,
),
'supports' => array( 'title' ),
'rewrite' => false,
'query_var' => false,
)
);
}
/**
* Registers the ACF post statuses.
*
* @date 22/10/2015
* @since 5.3.2
*/
public function register_post_status() {
// Register the Inactive post status.
register_post_status(
'acf-disabled',
array(
'label' => _x( 'Inactive', 'post status', 'acf' ),
'public' => true,
'exclude_from_search' => false,
'show_in_admin_all_list' => true,
'show_in_admin_status_list' => true,
/* translators: counts for inactive field groups */
'label_count' => _n_noop( 'Inactive <span class="count">(%s)</span>', 'Inactive <span class="count">(%s)</span>', 'acf' ),
)
);
}
/**
* Checks if another version of ACF/ACF PRO is active and deactivates it.
* Hooked on `activated_plugin` so other plugin is deactivated when current plugin is activated.
*
* @param string $plugin The plugin being activated.
*/
public function deactivate_other_instances( $plugin ) {
if ( ! in_array( $plugin, array( 'advanced-custom-fields/acf.php', 'advanced-custom-fields-pro/acf.php' ), true ) ) {
return;
}
$plugin_to_deactivate = 'advanced-custom-fields/acf.php';
$deactivated_notice_id = '1';
// If we just activated the free version, deactivate the pro version.
if ( $plugin === $plugin_to_deactivate ) {
$plugin_to_deactivate = 'advanced-custom-fields-pro/acf.php';
$deactivated_notice_id = '2';
}
if ( is_multisite() && is_network_admin() ) {
$active_plugins = (array) get_site_option( 'active_sitewide_plugins', array() );
$active_plugins = array_keys( $active_plugins );
} else {
$active_plugins = (array) get_option( 'active_plugins', array() );
}
foreach ( $active_plugins as $plugin_basename ) {
if ( $plugin_to_deactivate === $plugin_basename ) {
set_transient( 'acf_deactivated_notice_id', $deactivated_notice_id, 1 * HOUR_IN_SECONDS );
deactivate_plugins( $plugin_basename );
return;
}
}
}
/**
* Displays a notice when either ACF or ACF PRO is automatically deactivated.
*/
public function plugin_deactivated_notice() {
$deactivated_notice_id = (int) get_transient( 'acf_deactivated_notice_id' );
if ( ! in_array( $deactivated_notice_id, array( 1, 2 ), true ) ) {
return;
}
$message = __( "Advanced Custom Fields and Advanced Custom Fields PRO should not be active at the same time. We've automatically deactivated Advanced Custom Fields.", 'acf' );
if ( 2 === $deactivated_notice_id ) {
$message = __( "Advanced Custom Fields and Advanced Custom Fields PRO should not be active at the same time. We've automatically deactivated Advanced Custom Fields PRO.", 'acf' );
}
?>
<div class="updated" style="border-left: 4px solid #ffba00;">
<p><?php echo esc_html( $message ); ?></p>
</div>
<?php
delete_transient( 'acf_deactivated_notice_id' );
}
/**
* Filters the $where clause allowing for custom WP_Query args.
*
* @date 31/8/19
* @since 5.8.1
*
* @param string $where The WHERE clause.
* @param WP_Query $wp_query The query object.
* @return string
*/
public function posts_where( $where, $wp_query ) {
global $wpdb;
$field_key = $wp_query->get( 'acf_field_key' );
$field_name = $wp_query->get( 'acf_field_name' );
$group_key = $wp_query->get( 'acf_group_key' );
$post_type_key = $wp_query->get( 'acf_post_type_key' );
$taxonomy_key = $wp_query->get( 'acf_taxonomy_key' );
// Add custom "acf_field_key" arg.
if ( $field_key ) {
$where .= $wpdb->prepare( " AND {$wpdb->posts}.post_name = %s", $field_key );
}
// Add custom "acf_field_name" arg.
if ( $field_name ) {
$where .= $wpdb->prepare( " AND {$wpdb->posts}.post_excerpt = %s", $field_name );
}
// Add custom "acf_group_key" arg.
if ( $group_key ) {
$where .= $wpdb->prepare( " AND {$wpdb->posts}.post_name = %s", $group_key );
}
// Add custom "acf_post_type_key" arg.
if ( $post_type_key ) {
$where .= $wpdb->prepare( " AND {$wpdb->posts}.post_name = %s", $post_type_key );
}
// Add custom "acf_taxonomy_key" arg.
if ( $taxonomy_key ) {
$where .= $wpdb->prepare( " AND {$wpdb->posts}.post_name = %s", $taxonomy_key );
}
return $where;
}
/**
* Defines a constant if doesnt already exist.
*
* @date 3/5/17
* @since 5.5.13
*
* @param string $name The constant name.
* @param mixed $value The constant value.
* @return void
*/
public function define( $name, $value = true ) {
if ( ! defined( $name ) ) {
define( $name, $value );
}
}
/**
* Returns true if a setting exists for this name.
*
* @date 2/2/18
* @since 5.6.5
*
* @param string $name The setting name.
* @return boolean
*/
public function has_setting( $name ) {
return isset( $this->settings[ $name ] );
}
/**
* Returns a setting or null if doesn't exist.
*
* @date 28/09/13
* @since 5.0.0
*
* @param string $name The setting name.
* @return mixed
*/
public function get_setting( $name ) {
return isset( $this->settings[ $name ] ) ? $this->settings[ $name ] : null;
}
/**
* Updates a setting for the given name and value.
*
* @date 28/09/13
* @since 5.0.0
*
* @param string $name The setting name.
* @param mixed $value The setting value.
* @return true
*/
public function update_setting( $name, $value ) {
$this->settings[ $name ] = $value;
return true;
}
/**
* Returns data or null if doesn't exist.
*
* @date 28/09/13
* @since 5.0.0
*
* @param string $name The data name.
* @return mixed
*/
public function get_data( $name ) {
return isset( $this->data[ $name ] ) ? $this->data[ $name ] : null;
}
/**
* Sets data for the given name and value.
*
* @date 28/09/13
* @since 5.0.0
*
* @param string $name The data name.
* @param mixed $value The data value.
* @return void
*/
public function set_data( $name, $value ) {
$this->data[ $name ] = $value;
}
/**
* Returns an instance or null if doesn't exist.
*
* @date 13/2/18
* @since 5.6.9
*
* @param string $class The instance class name.
* @return object
*/
public function get_instance( $class ) {
$name = strtolower( $class );
return isset( $this->instances[ $name ] ) ? $this->instances[ $name ] : null;
}
/**
* Creates and stores an instance of the given class.
*
* @date 13/2/18
* @since 5.6.9
*
* @param string $class The instance class name.
* @return object
*/
public function new_instance( $class ) {
$instance = new $class();
$name = strtolower( $class );
$this->instances[ $name ] = $instance;
return $instance;
}
/**
* Magic __isset method for backwards compatibility.
*
* @date 24/4/20
* @since 5.9.0
*
* @param string $key Key name.
* @return boolean
*/
public function __isset( $key ) {
return in_array( $key, array( 'locations', 'json' ), true );
}
/**
* Magic __get method for backwards compatibility.
*
* @date 24/4/20
* @since 5.9.0
*
* @param string $key Key name.
* @return mixed
*/
public function __get( $key ) {
switch ( $key ) {
case 'locations':
return acf_get_instance( 'ACF_Legacy_Locations' );
case 'json':
return acf_get_instance( 'ACF_Local_JSON' );
}
return null;
}
/**
* Plugin Activation Hook
*
* @since 6.2.6
*/
public function acf_plugin_activated() {
// Set the first activated version of ACF.
if ( null === get_option( 'acf_first_activated_version', null ) ) {
// If acf_version is set, this isn't the first activated version, so leave it unset so it's legacy.
if ( null === get_option( 'acf_version', null ) ) {
update_option( 'acf_first_activated_version', ACF_VERSION, true );
do_action( 'acf/first_activated' );
}
}
if ( acf_is_pro() ) {
do_action( 'acf/activated_pro' );
}
}
}
/**
* An ACF specific getter to replace `home_url` in our license checks to ensure we can avoid third party filters.
*
* @since 6.0.1
* @since 6.2.8 - Renamed to acf_pro_get_home_url to match pro exclusive function naming.
* @since 6.3.10 - Renamed to acf_get_home_url now updater logic applies to free.
*
* @return string $home_url The output from home_url, sans known third party filters which cause license activation issues.
*/
function acf_get_home_url() {
if ( acf_is_pro() ) {
// Disable WPML and TranslatePress's home url overrides for our license check.
add_filter( 'wpml_get_home_url', 'acf_pro_license_ml_intercept', 99, 2 );
add_filter( 'trp_home_url', 'acf_pro_license_ml_intercept', 99, 2 );
if ( acf_pro_is_legacy_multisite() && acf_is_multisite_sub_site() ) {
$home_url = get_home_url( get_main_site_id() );
} else {
$home_url = home_url();
}
// Re-enable WPML and TranslatePress's home url overrides.
remove_filter( 'wpml_get_home_url', 'acf_pro_license_ml_intercept', 99 );
remove_filter( 'trp_home_url', 'acf_pro_license_ml_intercept', 99 );
} else {
$home_url = home_url();
}
return $home_url;
}
/**
* The main function responsible for returning the one true acf Instance to functions everywhere.
* Use this function like you would a global variable, except without needing to declare the global.
*
* Example: <?php $acf = acf(); ?>
*
* @date 4/09/13
* @since 4.3.0
*
* @return ACF
*/
function acf() {
global $acf;
// Instantiate only once.
if ( ! isset( $acf ) ) {
$acf = new ACF();
$acf->initialize();
}
return $acf;
}
// Instantiate.
acf();
} // class_exists check
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