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[Rspamd] Check if filterconf table was changed and return Last-Modified accordingly
d124fa1d
data/conf/rspamd/dynmaps/settings.php | 18 ++++++++++++++++++
1 file changed, 18 insertions(+)Diff
diff --git a/data/conf/rspamd/dynmaps/settings.php b/data/conf/rspamd/dynmaps/settings.php
index 3d42bcf3..6f2f17a2 100644
--- a/data/conf/rspamd/dynmaps/settings.php
+++ b/data/conf/rspamd/dynmaps/settings.php
@@ -6,6 +6,8 @@ then any of these will trigger the rule. If a rule is triggered then no more rul
*/
header('Content-Type: text/plain');
require_once "vars.inc.php";
+// Getting headers sent by the client.
+$headers = apache_request_headers();
ini_set('error_reporting', 0);
@@ -25,6 +27,22 @@ catch (PDOException $e) {
exit;
}
+// Check if db changed and return header
+$stmt = $pdo->prepare("SELECT UNIX_TIMESTAMP(UPDATE_TIME) AS `db_update_time` FROM information_schema.tables
+ WHERE `TABLE_NAME` = 'filterconf'
+ AND TABLE_SCHEMA = :dbname;");
+$stmt->execute(array(
+ ':dbname' => $database_name
+));
+$db_update_time = $stmt->fetch(PDO::FETCH_ASSOC)['db_update_time'];
+
+if (isset($headers['If-Modified-Since']) && (strtotime($headers['If-Modified-Since']) == $db_update_time)) {
+ header('Last-Modified: '.gmdate('D, d M Y H:i:s', $db_update_time).' GMT', true, 304);
+ exit;
+} else {
+ header('Last-Modified: '.gmdate('D, d M Y H:i:s', $db_update_time).' GMT', true, 200);
+}
+
function parse_email($email) {
if (!filter_var($email, FILTER_VALIDATE_EMAIL)) return false;
$a = strrpos($email, '@');