plugin = $plugin;
// Init.
\add_action( 'init', [ $this, 'init' ] );
// Admin.
if ( \is_admin() ) {
\add_action( 'admin_init', [ $this, 'admin_init' ], 40 );
}
// Google Tag Manager Container ID.
$this->container_id = \get_option( 'pronamic_client_google_tag_manager_container_id' );
if ( ! empty( $this->container_id ) ) {
\add_action( 'plugins_loaded', [ $this, 'plugins_loaded' ] );
\add_action( 'wp_head', [ $this, 'head' ], 1 );
\add_action( 'wp_body_open', [ $this, 'body_open' ], 1 );
}
}
/**
* Initialize.
*/
public function init() {
\register_setting(
'pronamic_client',
'pronamic_client_google_tag_manager_container_id',
[
'type' => 'string',
]
);
}
/**
* Admin initialize.
*/
public function admin_init() {
// Section
\add_settings_section(
'pronamic_client_google_tag_manager',
\__( 'Google Tag Manager', 'pronamic-client' ),
'__return_null',
'pronamic_client'
);
// GTM Code
\add_settings_field(
'pronamic_client_google_tag_manager_container_id',
\__( 'Google Tag Manager Container ID', 'pronamic-client' ),
function ( $args ) {
Admin::input_text( $args );
},
'pronamic_client',
'pronamic_client_google_tag_manager',
[
'label_for' => 'pronamic_client_google_tag_manager_container_id',
'classes' => 'regular-text',
'description' => sprintf(
/* translators: 1: hook */
\esc_html__( 'Your theme needs support for the %1$s hook.', 'pronamic-client' ),
'wp_body_open'
),
]
);
}
/**
* Plugins loaded.
*/
public function plugins_loaded() {
$conflicts = [];
/**
* Google Tag Manager for WordPress (By Thomas Geiger).
*
* @link https://wordpress.org/plugins/duracelltomi-google-tag-manager/
* @link https://plugins.trac.wordpress.org/browser/duracelltomi-google-tag-manager/tags/1.11.2/duracelltomi-google-tag-manager-for-wordpress.php#L16
*/
if ( \defined( 'GTM4WP_VERSION' ) ) {
$conflicts[] = 'Google Tag Manager for WordPress (By Thomas Geiger)';
}
/**
* Notices.
*
* @link https://github.com/Yoast/wordpress-seo/blob/13.1/admin/class-yoast-plugin-conflict.php#L202
* @link https://plugins.trac.wordpress.org/browser/wk-google-analytics/tags/1.8.0/wk-ga.php#L15
*/
$this->admin_notices = [];
foreach ( $conflicts as $plugin ) {
$this->admin_notices[] = \sprintf(
/* translators: %1: conflicting plugin name, 2: Pronamic Client */
\__( 'The %1$s plugin might cause issues when used in conjunction with %2$s.', 'pronamic-client' ),
'' . $plugin . '',
'Pronamic Client'
);
}
\add_action( 'admin_notices', [ $this, 'admin_notices' ] );
}
/**
* Admin notices.
*/
public function admin_notices() {
if ( empty( $this->admin_notices ) ) {
return;
}
foreach ( $this->admin_notices as $notice ) {
\printf(
'',
$notice
);
}
}
/**
* Head.
*/
public function head() {
if ( empty( $this->container_id ) ) {
return;
}
$container_id = $this->container_id;
include __DIR__ . '/../templates/google-tag-manager-head.php';
}
/**
* Body open.
*/
public function body_open() {
if ( empty( $this->container_id ) ) {
return;
}
$url = \add_query_arg( 'id', $this->container_id, 'https://www.googletagmanager.com/ns.html' );
include __DIR__ . '/../templates/google-tag-manager-body.php';
}
/**
* Return an instance of this class.
*
* @since 1.1.0
*
* @return object A single instance of this class.
*/
public static function get_instance( $plugin = false ) {
// If the single instance hasn't been set, set it now.
if ( null === self::$instance ) {
self::$instance = new self( $plugin );
}
return self::$instance;
}
}