Automattic\WooCommerce\Internal\RestApi\Routes\V4\Settings\Emails\Schema

EmailsSettingsSchema::get_personalization_tag_prefixes │ private │ WC 1.0

Get all unique prefixes from registered personalization tags.

Extracts the prefix part (before the /) from all registered personalization tags. For example, from [woocommerce/customer-name] it extracts 'woocommerce'. Results are cached to avoid repeated processing.

Method of the class: EmailsSettingsSchema{}

No Hooks.

Returns

Array. Array of unique prefixes, escaped for use in regex patterns.

Usage

// private - for code of main (parent) class only
$result = $this->get_personalization_tag_prefixes(): array;

EmailsSettingsSchema::get_personalization_tag_prefixes() EmailsSettingsSchema::get personalization tag prefixes code ^{WC 10.4.3}

private function get_personalization_tag_prefixes(): array {
	if ( null === $this->personalization_tags_registry ) {
		return array();
	}

	// Return cached prefixes if available.
	if ( null !== $this->cached_prefixes ) {
		return $this->cached_prefixes;
	}

	$prefixes = array();
	$tags     = $this->personalization_tags_registry->get_all();

	foreach ( $tags as $tag ) {
		$token = $tag->get_token(); // E.g., [woocommerce/customer-name].

		// Extract the prefix from the token (the part before the /).
		// Remove brackets and get the part before /.
		if ( preg_match( '/^\[([^\/\]]+)\//', $token, $matches ) ) {
			$prefixes[ $matches[1] ] = true; // Use array key to ensure uniqueness.
		}
	}

	// Convert to array of values and cache.
	$this->cached_prefixes = array_keys( $prefixes );
	return $this->cached_prefixes;
}