diff --git a/src/messenger/webim/libs/operator.php b/src/messenger/webim/libs/operator.php
index d6982a40..ead8dabc 100644
--- a/src/messenger/webim/libs/operator.php
+++ b/src/messenger/webim/libs/operator.php
@@ -259,6 +259,34 @@ function create_operator($login, $email, $password, $localename, $commonname, $a
 	);
 }
 
+/**
+ * Delete operator
+ *
+ * This function remove operator and associations with groups for this operator
+ * from datatabse.
+ * It trigger 'operatorDelete' event and pass to event listeners associative
+ * array with following keys:
+ *  - 'id': int, deleted operator ID.
+ *
+ * @param int $operator_id Operator ID
+ */
+function delete_operator($operator_id) {
+	$db = Database::getInstance();
+	$db->query(
+		"delete from {chatgroupoperator} where operatorid = ?",
+		array($operator_id)
+	);
+	$db->query(
+		"delete from {chatoperator} where operatorid = ?",
+		array($operator_id)
+	);
+
+	// Trigger 'operatorDelete' event
+	$dispatcher = EventDispatcher::getInstance();
+	$args = array('id' => $operator_id);
+	$dispatcher->triggerEvent('operatorDelete', $args);
+}
+
 /**
  * Set current status of the operator('available' or 'away')
  *
diff --git a/src/messenger/webim/operator/operators.php b/src/messenger/webim/operator/operators.php
index 996b9a4a..546c0e6c 100644
--- a/src/messenger/webim/operator/operators.php
+++ b/src/messenger/webim/operator/operators.php
@@ -48,15 +48,7 @@ if (isset($_GET['act'])) {
 		}
 
 		if (count($errors) == 0) {
-			$db = Database::getInstance();
-			$db->query(
-				"delete from {chatgroupoperator} where operatorid = ?",
-				array($operatorid)
-			);
-			$db->query(
-				"delete from {chatoperator} where operatorid = ?",
-				array($operatorid)
-			);
+			delete_operator($operatorid);
 			header("Location: $webimroot/operator/operators.php");
 			exit;
 		}