From 516d60c4db69e863a9cd7529c3c931db953f5f70 Mon Sep 17 00:00:00 2001
From: Matt Melling <mattmelling@fastmail.com>
Date: Fri, 23 Dec 2022 12:55:58 +0000
Subject: [PATCH] fix date validation for adif export

---
 application/models/Adif_data.php | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/application/models/Adif_data.php b/application/models/Adif_data.php
index 898575d6..323aa7fb 100644
--- a/application/models/Adif_data.php
+++ b/application/models/Adif_data.php
@@ -82,12 +82,12 @@ class adif_data extends CI_Model {
         $this->db->where($this->config->item('table_name').'.station_id', $station_id);
 
         // If date is set, we format the date and add it to the where-statement
-        if ($from != 0) {
+        if ($from) {
             $from = DateTime::createFromFormat('d/m/Y', $from);
             $from = $from->format('Y-m-d');
             $this->db->where("date(".$this->config->item('table_name').".COL_TIME_ON) >= '".$from."'");
         }
-        if ($to != 0) {
+        if ($to) {
             $to = DateTime::createFromFormat('d/m/Y', $to);
             $to = $to->format('Y-m-d');
             $this->db->where("date(".$this->config->item('table_name').".COL_TIME_ON) <= '".$to."'");