Added the charges controller and views. Fixed a couple minor bugs found with receipts.

git-svn-id: file:///svn-source/pmgr/branches/initial_20090526/site@62 97e9348a-65ac-dc4b-aefc-98561f571b83

views/elements/receipts.ctp

@@ -5,6 +5,20 @@ if (isset($heading))
 else
   echo '<h2>'.__('Receipts',true).'</h2>';
 
+function currency($number) {
+   if ($number < 0)
+     return "($ " . number_format(-1*$number, 2) . ")";
+   else
+     return "$ " . number_format($number, 2);
+}
+
+function datefmt($date) {
+  $date_fmt = 'm/d/Y';
+  return ($date
+	  ? date_format(date_create($date), $date_fmt)
+	  : null);
+}
+
 $headers_manual = array('Id', 'Timestamp', 'Comment');
 if (isset($paginator)) {
   echo $paginator->counter(array(
@@ -23,7 +37,7 @@ foreach ($receipts as $receipt) {
 			      array('controller' => 'receipts',
 				    'action'     => 'view',
 				    $receipt['Receipt']['id'])),
-		  $receipt['Receipt']['stamp'],
+		  datefmt($receipt['Receipt']['stamp']),
 		  $receipt['Receipt']['comment']);
 }