From 3c989793366c47fd0877782267dcfbdca63e8a13 Mon Sep 17 00:00:00 2001
From: Valentin Popov <info@valentineus.link>
Date: Sun, 3 Dec 2017 19:33:44 +0400
Subject: The function of state switching is added

---
 lib.php | 19 +++++++++++++++++++
 1 file changed, 19 insertions(+)

diff --git a/lib.php b/lib.php
index 7856667..8274b11 100644
--- a/lib.php
+++ b/lib.php
@@ -47,6 +47,25 @@ function tool_managertokens_activate_token($token = "") {
     return $token;
 }
 
+/**
+ * Toggles the status of an existing token.
+ *
+ * @param  number|string $key
+ * @return boolean
+ */
+function tool_managertokens_change_status($key = "") {
+    global $DB;
+
+    $result = false;
+    $select = "id = '$key' OR token = '$key'";
+    if ($DB->record_exists_select("tool_managertokens_tokens", $select, null)) {
+        $enabled = $DB->get_field_select("tool_managertokens_tokens", "enabled", $select, null, IGNORE_MISSING);
+        $result = $DB->set_field_select("tool_managertokens_tokens", "enabled", !boolval($enabled), $select, null);
+    }
+
+    return boolval($result);
+}
+
 /**
  * Creates a backup copy of the tokens.
  *
-- 
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