--- donation-6.x-1.x.module	2009-03-14 21:00:35.000000000 +0000
+++ donation.module	2009-07-10 08:29:54.000000000 +0100
@@ -33,6 +33,7 @@ define ('DONATION_MEMO_DEFAULT_TEXT',   
 define ('DONATION_PAGE_TITLE',            'donation_page_title');
 define ('DONATION_DEFAULT_PAGE_TITLE',    t('Donate'));
 define ('DONATION_DEFAULT_EMAIL',         t('webmaster@localhost'));
+define ('DONATION_UPDATE_DONATIONS_THERMOMETER', 'donation_update_donations_thermometer');
 
 /**
  * Implementation of hook_perm().
@@ -230,6 +231,20 @@ function donation_settings() {
     '#description' => t('This text will be displayed to the user after they come back from Paypal.'),
   );
 
+  $form['integration'] = array(
+    '#type' => 'fieldset',
+    '#title' => t('Integration'),
+    '#collapsible' => TRUE,
+    '#collapsed' => FALSE,
+  );
+
+  $form['integration'][DONATION_UPDATE_DONATIONS_THERMOMETER] = array('#type' => 'checkbox',
+    '#title' => t('Update Donations Thermometer Amount'),
+    '#default_value' => variable_get(DONATION_UPDATE_DONATIONS_THERMOMETER, 0),
+    '#disabled' => !module_exists('donations_thermometer') ? TRUE : FALSE,
+    '#description' => t('When enabled the Donations Thermometer Amount is automatically updated with the total of donations.'),
+  );
+
   return system_settings_form($form);
 }
 
@@ -356,6 +371,7 @@ function donation_edit_submit($form, &$f
         $form_state['values']['currency'],
         $form_state['values']['status']);
       drupal_set_message(t('The donation has been added.'));
+      donation_update_donation_thermometer_amount();
       break;
 
     case 'edit':
@@ -371,6 +387,7 @@ function donation_edit_submit($form, &$f
           $form_state['values']['status'],
           $form_state['values']['did']);
         drupal_set_message(t('The donation has been updated.'));
+        donation_update_donation_thermometer_amount();
       }
       break;
 
@@ -378,6 +395,7 @@ function donation_edit_submit($form, &$f
       if ($form_state['values']['did']) {
         db_query("DELETE FROM {donations} WHERE did = %d", $form_state['values']['did']);
         drupal_set_message(t('The donation has been deleted.'));
+        donation_update_donation_thermometer_amount();
       }
       break;
   }
@@ -437,6 +455,7 @@ function donation_import_submit($form, &
   }
 
   drupal_set_message(t('The donations have been imported.'));
+  donation_update_donation_thermometer_amount();
   drupal_goto('admin/build/donations');
 }
 
@@ -538,6 +557,7 @@ function donation_ipn() {
     $amount,
     $currency,
     variable_get(DONATION_STATE, DONATION_PUBLIC));
+  donation_update_donation_thermometer_amount();
   watchdog('donation', 'Donation from @name (@mail) amount of @amount @currency.', array(
     '@name'     => $name,
     '@mail'     => $payer_email,
@@ -614,3 +634,23 @@ function donation_form_build() {
   return $form;
 }
 
+/**
+ * Return the total amount of the donations
+ */
+
+function donation_total() {
+  $sql = 'SELECT SUM(d.Amount) FROM {donations} d WHERE d.status=1';
+  $result = db_result(db_query($sql));
+  $result = check_plain(sprintf('%.2f',$result));
+  return $result;
+}
+
+/**
+ * If enabled update the donations_thermometer_amount
+ */
+
+function donation_update_donation_thermometer_amount() {
+  if (variable_get(DONATION_UPDATE_DONATIONS_THERMOMETER, 0) == 1) {
+    variable_set('donations_thermometer_amount', donation_total());
+  }
+}
\ No newline at end of file