From 4bf6f61131af5a3b7847e5e0491eb218120faba2 Mon Sep 17 00:00:00 2001
From: Valentin Popov <info@valentineus.link>
Date: Thu, 23 Nov 2017 18:42:47 +0400
Subject: External backup function

---
 index.php         |  2 +-
 lib.php           | 26 ++++++++++++++++++++++++++
 restorebackup.php | 10 ++--------
 3 files changed, 29 insertions(+), 9 deletions(-)

diff --git a/index.php b/index.php
index 8fb92f2..318520a 100644
--- a/index.php
+++ b/index.php
@@ -54,7 +54,7 @@ $callbacks = local_webhooks_get_list_records();
 
 /* Upload settings as a file */
 if (boolval($backupservices)) {
-    $filecontent = local_webhooks_archiving_data($callbacks);
+    $filecontent = local_webhooks_create_backup();
     $filename    = "webhooks_" . date("U") . ".backup";
     send_file($filecontent, $filename, 0, 0, true, true);
 }
diff --git a/lib.php b/lib.php
index ab20526..c423e9b 100644
--- a/lib.php
+++ b/lib.php
@@ -108,6 +108,32 @@ function local_webhooks_update_record($data, $insert = true) {
     return boolval($result);
 }
 
+/**
+ * Make a backup copy of all the services.
+ *
+ * @return string
+ */
+function local_webhooks_create_backup() {
+    $listservices = local_webhooks_get_list_records();
+    $listservices = local_webhooks_archiving_data($listservices);
+    return $listservices;
+}
+
+/**
+ * Restore the data from the backup.
+ *
+ * @param string $data
+ */
+function local_webhooks_restore_backup($listservices = "") {
+    $listservices = local_webhooks_unarchive_data($listservices);
+
+    local_webhooks_remove_list_records();
+
+    foreach ($listservices as $servicerecord) {
+        local_webhooks_update_record($servicerecord, true);
+    }
+}
+
 /**
  * Compress an array into a string.
  *
diff --git a/restorebackup.php b/restorebackup.php
index b4cfce0..011de03 100644
--- a/restorebackup.php
+++ b/restorebackup.php
@@ -46,14 +46,8 @@ if ($mform->is_cancelled()) {
 
 /* Processing the received file */
 if ($data = $mform->get_data()) {
-    $content   = $mform->get_file_content("backupfile");
-    $callbacks = local_webhooks_unarchive_data($content);
-
-    local_webhooks_remove_list_records();
-    foreach ($callbacks as $callback) {
-        local_webhooks_update_record($callback, true);
-    }
-
+    $content = $mform->get_file_content("backupfile");
+    local_webhooks_restore_backup($content);
     redirect($managerservice, new lang_string("restorefinished", "moodle"));
 }
 
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