save re-registered records to "outdated" table

sql/database.sql

@@ -1,5 +1,5 @@
 CREATE TABLE `hosts` (
-  `host` varchar(67) NOT NULL,
+  `host` varchar(67) NOT NULL PRIMARY KEY,
   `base64` varchar(616) NOT NULL,
   `base32` varchar(52) NOT NULL,
   `description` varchar(128) NOT NULL DEFAULT '',
@@ -12,17 +12,21 @@ CREATE TABLE `hosts` (
   `blacklisted` tinyint(1) NOT NULL DEFAULT 0
 ) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4;
 
+CREATE TABLE `outdated` (
+  `id` int(11) NOT NULL PRIMARY KEY AUTO_INCREMENT,
+  `host` varchar(67) NOT NULL,
+  `base64` varchar(616) NOT NULL,
+  `base32` varchar(52) NOT NULL,
+  `description` varchar(128) NOT NULL DEFAULT '',
+  `add_date` timestamp NOT NULL DEFAULT current_timestamp(),
+  `last_seen` timestamp NOT NULL DEFAULT '0000-00-00 00:00:00',
+  `updated` timestamp NOT NULL DEFAULT current_timestamp()
+) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4;
+
 CREATE TABLE `subscriptions` (
-  `name` varchar(67) NOT NULL,
+  `name` varchar(67) NOT NULL PRIMARY KEY,
   `url` varchar(256) NOT NULL,
   `modified` char(30) NOT NULL DEFAULT '',
   `etag` varchar(64) NOT NULL DEFAULT '',
   `active` tinyint(1) NOT NULL DEFAULT 0
 ) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4;
-
-
-ALTER TABLE `hosts`
-  ADD PRIMARY KEY (`host`);
-
-ALTER TABLE `subscriptions`
-  ADD PRIMARY KEY (`name`);

views/add.php

@@ -201,7 +201,7 @@ if (isset($_POST["record"]) && !empty($_POST["record"])) {
 
                             /* print all records, which will be deleted*/
                             $STH = $pdo->prepare('SELECT `host`, `base32`, `base64` FROM `hosts` WHERE `host` = ? OR `host` LIKE ?');
-                            $STH->execute([$domain, '%'.$domain]);
+                            $STH->execute([$domain, '%.'.$domain]);
                             $hosts = $STH->fetchAll(PDO::FETCH_ASSOC);
                             foreach ($hosts as $host) {
                                 $log .= "Host: " . $host['host'] . PHP_EOL . "Base32: " . $host['base32'] . PHP_EOL . "Base64: " . $host['base64'] . PHP_EOL;
@@ -209,8 +209,14 @@ if (isset($_POST["record"]) && !empty($_POST["record"])) {
 
                             file_put_contents(__DIR__ . '/../logs/reg.log', $log, FILE_APPEND);
 
-                            /* remove domain and subdomains if any found */
-                            $pdo->prepare('DELETE FROM `hosts` WHERE `host` = ? OR `host` LIKE ?')->execute([$domain, '%'.$domain]);
+                            /* copy records of re-registered domain with subdomains to 'outdated' table and delete them from 'hosts' */
+                            $STH = $pdo->prepare(
+                                'INSERT INTO `outdated` (`host`, `base64`, `base32`, `description`, `add_date`, `last_seen`) ' .
+                                '  SELECT `host`, `base64`, `base32`, `description`, `add_date`, `last_seen` FROM `hosts` ' .
+                                '  WHERE `host` = ? OR `host` LIKE ?; ' .
+                                'DELETE FROM `hosts` WHERE `host` = ? OR `host` LIKE ?');
+                            $STH->execute([$domain, '%.'.$domain, $domain, '%.'.$domain]);
+
                             $result["reregister"] = true;
                         }