BP_Email_Tokens::set_tokens( array $formatted_tokens, array $tokens, BP_Email $bp_email )

	function set_tokens( $formatted_tokens, $tokens, $bp_email ) {
		if ( 'html' == $bp_email->get_content_type() ) {
			$email_content = $bp_email->get_content_html();

			$all_tokens = $this->get_tokens();
			if ( ! empty( $all_tokens ) ) {
				foreach ( $all_tokens as $token_key => $token_details ) {
					if ( strpos( $email_content, $token_key ) !== false ) {
						$token_output                                          = call_user_func( $token_details['function'], $bp_email, $formatted_tokens, $tokens );
						$formatted_tokens[ sanitize_text_field( $token_key ) ] = $token_output;
					}
				}
			}
		}

		return $formatted_tokens;
	}