+ // Instantiate the all domain names query.
+ QSqlQuery allDomainNamesQuery(domainsDatabase);
+
+ // Set the query to be forward only (increases performance while iterating over the query).
+ allDomainNamesQuery.setForwardOnly(true);
+
+ // Prepare the query.
+ allDomainNamesQuery.prepare("SELECT " + _ID + "," + DOMAIN_NAME + " FROM " + DOMAINS_TABLE);
+
+ // Execute the query.
+ allDomainNamesQuery.exec();
+
+ // Create a domains settings map.
+ QMap<QString, int> domainSettingsMap;
+
+ // Populate the domain settings map.
+ while (allDomainNamesQuery.next())
+ {
+ // Add the domain name and database ID to the map.
+ domainSettingsMap.insert(allDomainNamesQuery.record().field(DomainsDatabaseHelper::DOMAIN_NAME).value().toString(),
+ allDomainNamesQuery.record().field(DomainsDatabaseHelper::_ID).value().toInt());
+ }
+
+ // Initialize the database ID tracker.
+ int databaseId = -1;
+
+ // Get the database ID if the hostname is found in the domain settings set.
+ if (domainSettingsMap.contains(hostname))
+ {
+ databaseId = domainSettingsMap.value(hostname);
+ }
+
+ // Create a subdomain string.
+ QString subdomain = hostname;