bugfix to: Coding problem: $PAGE->context was not set. You may have f…

…orgotten to call require_login() or $PAGE->set_context(). The page may not display correctly as a result (#86)

cashier.php

@@ -46,12 +46,8 @@
     shopping_cart::buy_for_user($userid);
 }
 
-// We use our output class, but only need the generated array.
-$cashier = new cashier($userid, true);
-$data = $cashier->returnaslist();
-
 // Setup the page.
-$PAGE->set_context(\context_system::instance());
+$PAGE->set_context($context);
 $PAGE->set_url("{$CFG->wwwroot}/local/shopping_cart/cashier.php");
 $PAGE->set_title(get_string('cashier', 'local_shopping_cart'));
 $PAGE->set_heading(get_string('cashier', 'local_shopping_cart'));
@@ -62,7 +58,10 @@
 // Output the header.
 echo $OUTPUT->header();
 
-$context = context_system::instance();
+// We use our output class, but only need the generated array.
+$cashier = new cashier($userid, true);
+$data = $cashier->returnaslist();
+
 if (has_capability('local/shopping_cart:cashier', $context)) {
     $data['additonalcashiersection'] = format_text(get_config('local_shopping_cart', 'additonalcashiersection'));
 }