X-Git-Url: http://git.polytechnique.org/?a=blobdiff_plain;f=modules%2Fprofile%2Fmentor.inc.php;h=64b1de74e81707602a02c47b5f3276125c08204d;hb=6dae45b393a59fd04713b9c651ff0970aeec84d7;hp=d1509a83f362504e6b426d2cc4e2a76de5213ceb;hpb=a7c29df3b9bf8f3c3b23fec0f1d2feb814cb61fe;p=platal.git

diff --git a/modules/profile/mentor.inc.php b/modules/profile/mentor.inc.php
index d1509a8..64b1de7 100644
--- a/modules/profile/mentor.inc.php
+++ b/modules/profile/mentor.inc.php
@@ -136,9 +136,18 @@ class ProfileMentor extends ProfilePage
     protected function _saveData()
     {
         if ($this->changed['expertise']) {
-            XDB::execute("REPLACE INTO  mentor (uid, expertise)
-                                VALUES  ({?}, {?})",
-                         S::i('uid'), $this->values['expertise']);
+            $expertise = trim($this->values['expertise']);
+            if (empty($expertise)) {
+                XDB::execute("DELETE FROM  mentor
+                                    WHERE  uid = {?}",
+                             S::i('uid'));
+                $this->values['expertise'] = null;
+            } else {
+                XDB::execute("REPLACE INTO  mentor (uid, expertise)
+                                    VALUES  ({?}, {?})",
+                             S::i('uid'), $expertise);
+                $this->values['expertise'] = $expertise;
+            }
         }
     }