sunrise.php

<?php

// https://github.com/washingtonstateuniversity/WSUWP-Platform/blob/master/www/wp-content/sunrise.php#L111-L125

// If a row was found, set it in cache for future lookups
if ( $current_blog ) {
	// Start with the assumption that SSL is available for this domain.
	$current_blog->ssl_enabled = true;
	// We're looking for a base option name of foo.bar.com_ssl_disabled
	$ssl_domain_check = $requested_domain . '_ssl_disabled';
	$non_ssl_domain = $wpdb->get_row( $wpdb->prepare( "SELECT option_id FROM {$wpdb->base_prefix}options WHERE option_name = %s", $ssl_domain_check ) );
	if ( is_object( $non_ssl_domain ) ) {
		$current_blog->ssl_enabled = false;
	}
	wp_cache_add( $requested_domain . $requested_path, $current_blog, 'wsuwp:site', 60 * 60 * 12 );
}