From 454727f6c13bdd1e8bf40633abc47f97c2d2400a Mon Sep 17 00:00:00 2001
From: skodak <skodak>
Date: Sun, 30 Oct 2005 22:16:41 +0000
Subject: [PATCH] fixed warnings/errors in latest PHP versions; merge from
 MOODLE_15_STABLE

---
 course/groups.php    | 2 +-
 grade/exceptions.php | 5 +----
 login/signup.php     | 2 +-
 3 files changed, 3 insertions(+), 6 deletions(-)

diff --git a/course/groups.php b/course/groups.php
index 42aeb118a90..f36b500f2b7 100644
--- a/course/groups.php
+++ b/course/groups.php
@@ -185,7 +185,7 @@
     natcasesort($nonmembers);
 
     if (empty($selectedgroup)) {    // Choose the first group by default
-        if ($selectedgroup = array_shift(array_keys($listgroups))) {
+        if ($selectedgroup = array_shift($temparr = array_keys($listgroups))) {
             $members = $listmembers[$selectedgroup];
         }
     } else {
diff --git a/grade/exceptions.php b/grade/exceptions.php
index 7a1c73677a8..431c2efbaa0 100644
--- a/grade/exceptions.php
+++ b/grade/exceptions.php
@@ -125,10 +125,7 @@
     }
     
     if (empty($selectedgrade_item)) {    // Choose the first group by default
-        // doesn't work with php 5 :(
-        // $selectedgrade_item = array_shift(array_keys($listgrade_items));
-        $keys = array_keys($listgrade_items);
-        $selectedgrade_item = array_shift($keys);
+        $selectedgrade_item = array_shift($temparr = array_keys($listgrade_items));
     }
 
     include('exceptions.html');
diff --git a/login/signup.php b/login/signup.php
index dc85ef973c2..0ff9d324fd2 100644
--- a/login/signup.php
+++ b/login/signup.php
@@ -53,7 +53,7 @@
     }
 
     if (!empty($err)) {
-        $focus = "form.".array_shift(array_flip(get_object_vars($err)));
+        $focus = "form.".array_shift($temparr = array_flip(get_object_vars($err)));
     } else {
         $focus = "";
     }