Don't iterate if object is null

- Fixes #766.
2017-01-16 16:41:54 -06:00
parent 8359fa849c
commit 1f87129870
1 changed files with 5 additions and 3 deletions
--- a/lib/PayPal/Common/PayPalResourceModel.php
+++ b/lib/PayPal/Common/PayPalResourceModel.php
@@ -41,9 +41,11 @@ class PayPalResourceModel extends PayPalModel implements IResource

    public function getLink($rel)
    {
-        foreach ($this->links as $link) {
-            if ($link->getRel() == $rel) {
-                return $link->getHref();
+        if ($this->links) {
+            foreach ($this->links as $link) {
+                if ($link->getRel() == $rel) {
+                    return $link->getHref();
+                }
            }
        }
        return null;