From 4a7030e0e5867b89352aabf7d3e112335400fcbd Mon Sep 17 00:00:00 2001
From: ikawhero <ikawhero>
Date: Wed, 18 Apr 2007 02:10:15 +0000
Subject: [PATCH] Changes merged from 1.8 Fix for MDL-9415 New method
 is_empty() added.

---
 user/profile/lib.php | 10 +++++++++-
 1 file changed, 9 insertions(+), 1 deletion(-)

diff --git a/user/profile/lib.php b/user/profile/lib.php
index 6b9a19acc3639..bb0062776a5aa 100644
--- a/user/profile/lib.php
+++ b/user/profile/lib.php
@@ -223,6 +223,14 @@ function is_visible() {
         }
     }
 
+    /**
+     * Check if the field data is considered empty
+     * return boolean
+     */
+    function is_empty() {
+        return ( ($this->data != '0') and empty($this->data));
+    }
+
     /**
      * Check if the field is required on the edit profile page
      * @return   boolean
@@ -332,7 +340,7 @@ function profile_display_fields($userid) {
                     require_once($CFG->dirroot.'/user/profile/field/'.$field->datatype.'/field.class.php');
                     $newfield = 'profile_field_'.$field->datatype;
                     $formfield = new $newfield($field->id, $userid);
-                    if ($formfield->is_visible() and ($formfield->data !== NULL)) {
+                    if ($formfield->is_visible() and !$formfield->is_empty()) {
                         print_row(s($formfield->field->name.':'), $formfield->display_data());
                     }
                 }