Fixes for export

2012-08-01 22:34:59 +10:00
parent f1f28cd746
commit 5697e7985b
3 changed files with 43 additions and 4 deletions
--- a/modules/invoice/classes/model/invoice.php
+++ b/modules/invoice/classes/model/invoice.php
@@ -117,6 +117,19 @@ class Model_Invoice extends ORMOSB {
 		return $format ? Currency::display($result) : Currency::round($result);
 	}

+	public function credits() {
+		return array($this);
+	}
+
+	public function credits_total($format=FALSE) {
+		$result = 0;
+
+		foreach ($this->credits() as $po)
+			$result += $po->credit_amt;
+
+		return $format ? Currency::display($result) : Currency::round($result);
+	}
+
 	public function discount($format=FALSE) {
 		$result = 0;