1 files changed, 7 insertions, 23 deletions
diff --git a/lib/classes/DataFieldTimeEntry.class.php b/lib/classes/DataFieldTimeEntry.class.php
index 96e5835..2e62c49 100644
--- a/lib/classes/DataFieldTimeEntry.class.php
+++ b/lib/classes/DataFieldTimeEntry.class.php
@@ -13,35 +13,19 @@ class DataFieldTimeEntry extends DataFieldEntry
     protected $template = 'time.php';
 
     /**
-     * Sets the value from a post request
-     *
-     * @param mixed $submitted_value The value from request
-     */
-    public function setValueFromSubmit($value)
-    {
-        if ($value) {
-            parent::setValueFromSubmit($value);
-        }
-    }
-
-    /**
-     * Checks if the datafield is empty (was not set)
-     *
-     * @return bool true if empty, else false
-     */
-    public function isEmpty()
-    {
-        return $this->getValue() == ':';
-    }
-
-    /**
      * Returns whether the datafield contents are valid
      *
      * @return boolean indicating whether the datafield contents are valid
      */
     public function isValid()
     {
-        $parts = explode(':', $this->value);
+        $value = trim($this->value);
+
+        if (!$value) {
+            return parent::isValid();
+        }
+
+        $parts = explode(':', $value);
 
         return parent::isValid()
             && $parts[0] >= 0 && $parts[0] <= 24