start making csv import/export more dynamic

booking.admin.inc

@@ -429,6 +429,7 @@ function booking_admin()
       )
     )
   );
+  
   $form['regn_options']['booking_enable_skills'] = array(
     '#type' => 'radios',
     '#title' => t('Enable special skills information?'),
@@ -522,6 +523,16 @@ function booking_admin()
     '#size' => 150,
     '#maxlength' => 2000
   );
+  
+  $form['management']['booking_import_include_fields_dynamic'] = array(
+    '#type' => 'select',
+    '#multiple' => TRUE,
+    '#title' => t('Select database fields'),
+    '#description' => t('Select database fields to import from an uploaded CSV file. Ensure you hold down control/command when selecting multiple options.'),
+    '#options' => _booking_get_person_fields(),
+    '#default_value' => variable_get('booking_import_include_fields_dynamic', ''),
+  );  
+  
   return system_settings_form($form);
 }
 

booking.helper.inc

@@ -1315,6 +1315,19 @@ function _booking_paypal_form_builder($node, &$form_state, $person, $invoiceid,
 	return $form;
 }
 
+/**
+ * Helper function to provide a list of columns in the booking_person table
+ * This will be used to select which fields to import/export to/from a CSV
+ */
+function _booking_get_person_fields() {
+	$query = db_query('SHOW COLUMNS FROM {booking_person}');
+	$list_of_columns = new stdClass();
+	while ($res = db_fetch_array($query)) {
+		$list_of_columns->$res['Field'] = $res['Field']; 
+	}	
+	return $list_of_columns;
+}
+
 
 /**
  * Helper function to format registrations details for summary in the confirmation email