From 6c91d2edee29a3b9dab8943984822a62d4bdcb5d Mon Sep 17 00:00:00 2001
From: bobbarnes1981 <robertbarnes1981@googlemail.com>
Date: Fri, 8 Nov 2024 09:51:13 +0000
Subject: [PATCH] Load link using ajax when page loaded and when export
 complete

---
 backup-module/backup_controller.php | 10 ++++++++++
 backup-module/backup_view.php       | 18 +++++++++++-------
 2 files changed, 21 insertions(+), 7 deletions(-)

diff --git a/backup-module/backup_controller.php b/backup-module/backup_controller.php
index 02266ee..81a7ff0 100644
--- a/backup-module/backup_controller.php
+++ b/backup-module/backup_controller.php
@@ -68,6 +68,16 @@ function backup_controller()
         }
     }
 
+    if ($route->action == 'exportlink') {
+        $route->format = "text";
+        $backup_filename="emoncms-backup-".gethostname()."-".date("Y-m-d").".tar.gz";
+        if (file_exists($parsed_ini['backup_location']."/".$backup_filename) && !file_exists("/tmp/backuplock")) {
+            $result = '<br><br><b>Right Click > Download:</b><br><a href="'.$path.'backup/download">'.$backup_filename.'</a>';
+        } else {
+            $result = '<br><br>No backup file exists for today<b></b>';
+        }
+    }
+
     if ($route->action == 'importlog') {
         $route->format = "text";
         if (file_exists($import_logfile)) {
diff --git a/backup-module/backup_view.php b/backup-module/backup_view.php
index 271ba8a..aae74f3 100644
--- a/backup-module/backup_view.php
+++ b/backup-module/backup_view.php
@@ -73,14 +73,8 @@
         <button id="emonpi-backup" class="btn btn-info"><?php echo _('Create backup'); ?></button>
         <br><br>
         <pre id="export-log-bound" class="log"><div id="export-log"></div></pre>
-        <?php
-        $backup_filename="emoncms-backup-".gethostname()."-".date("Y-m-d").".tar.gz";
-        if (file_exists($parsed_ini['backup_location']."/".$backup_filename) && !file_exists("/tmp/backuplock")) {
-            echo '<br><br><b>Right Click > Download:</b><br><a href="'.$path.'backup/download">'.$backup_filename.'</a>';
-        }
-        ?>
+        <div id="export-link"></div>
         <br><br>
-        <p>Once export is complete refresh page to see download link.</p>
         <p><i>Note: Export can take a long time; please be patient.</i></p>
     </div>
 </div>
@@ -136,6 +130,7 @@ function selectTab(hash) {
 export_updater = setInterval(export_log_update,1000);
 import_updater = setInterval(import_log_update,1000);
 usb_import_updater = setInterval(usb_import_log_update,1000);
+export_log_link();
 
 $("#emonpi-backup").click(function() {
   $.ajax({ url: path+"backup/start", async: true, dataType: "text", success: function(result) {
@@ -163,11 +158,20 @@ function export_log_update() {
 
       if (result.indexOf("=== Emoncms export complete! ===")!=-1 || result.indexOf("=== Emoncms export completed with ERRORS! ===")!=-1) {
           clearInterval(export_updater);
+          export_log_link();
       }
     }
   });
 }
 
+function export_log_link() {
+  $.ajax({ url: path+"backup/exportlink", async: true, dataType: "text", success: function(result)
+    {
+      $("#export-link").html(result);
+    }
+  });
+}
+
 function import_log_update() {
   $.ajax({ url: path+"backup/importlog", async: true, dataType: "text", success: function(result)
     {