MDL-38136: fix user_get_user_details doesn't return idnumber (thanks …

…to Antonio Carlos Mariani)

user/lib.php

@@ -326,11 +326,11 @@ function user_get_user_details($user, $course = null, array $userfields = array(
     }
 
     if ($user->phone1 && in_array('phone1', $userfields) &&
-            (isset($showuseridentityfields['phone1']) or $canviewhiddenuserfields)) {
+            (in_array('phone1', $showuseridentityfields) or $canviewhiddenuserfields)) {
         $userdetails['phone1'] = $user->phone1;
     }
     if ($user->phone2 && in_array('phone2', $userfields) &&
-            (isset($showuseridentityfields['phone2']) or $canviewhiddenuserfields)) {
+            (in_array('phone2', $showuseridentityfields) or $canviewhiddenuserfields)) {
         $userdetails['phone2'] = $user->phone2;
     }
 
@@ -396,7 +396,7 @@ function user_get_user_details($user, $course = null, array $userfields = array(
     if (in_array('email', $userfields) && ($isadmin // The admin is allowed the users email
       or $currentuser // Of course the current user is as well
       or $canviewuseremail  // this is a capability in course context, it will be false in usercontext
-      or isset($showuseridentityfields['email'])
+      or in_array('email', $showuseridentityfields)
       or $user->maildisplay == 1
       or ($user->maildisplay == 2 and enrol_sharing_course($user, $USER)))) {
         $userdetails['email'] = $user->email;
@@ -410,17 +410,17 @@ function user_get_user_details($user, $course = null, array $userfields = array(
     }
 
     //Departement/Institution/Idnumber are not displayed on any profile, however you can get them from editing profile.
-    if ($isadmin or $currentuser or isset($showuseridentityfields['idnumber'])) {
+    if ($isadmin or $currentuser or in_array('idnumber', $showuseridentityfields)) {
         if (in_array('idnumber', $userfields) && $user->idnumber) {
             $userdetails['idnumber'] = $user->idnumber;
         }
     }
-    if ($isadmin or $currentuser or isset($showuseridentityfields['institution'])) {
+    if ($isadmin or $currentuser or in_array('institution', $showuseridentityfields)) {
         if (in_array('institution', $userfields) && $user->institution) {
             $userdetails['institution'] = $user->institution;
         }
     }
-    if ($isadmin or $currentuser or isset($showuseridentityfields['department'])) {
+    if ($isadmin or $currentuser or in_array('department', $showuseridentityfields)) {
         if (in_array('department', $userfields) && isset($user->department)) { //isset because it's ok to have department 0
             $userdetails['department'] = $user->department;
         }