Merge pull request #2132 from rabuzarus/0112_vier_css

[friendica.git] / mod / search.php

diff --git a/mod/search.php b/mod/search.php
index d9a2852dd4af4e92f078296752763142ef5486c8..c15dfae3fea8d981cf74efe685f9fef59078413f 100644 (file)
--- a/mod/search.php
+++ b/mod/search.php
@@ -94,6 +94,32 @@ function search_content(&$a) {
                return;
        }
 
+       if(get_config('system','local_search') AND !local_user()) {
+               http_status_exit(403,
+                               array("title" => t("Public access denied."),
+                                       "description" => t("Only logged in users are permitted to perform a search.")));
+               killme();
+               //notice(t('Public access denied.').EOL);
+               //return;
+       }
+
+       if (get_config('system','permit_crawling') AND !local_user()) {
+               // To-Do:
+               // - 10 requests are "free", after the 11th only a call per minute is allowed
+
+               $remote = $_SERVER["REMOTE_ADDR"];
+               $result = Cache::get("remote_search:".$remote);
+               if (!is_null($result)) {
+                       if ($result > (time() - 60)) {
+                               http_status_exit(429,
+                                               array("title" => t("Too Many Requests"),
+                                                       "description" => t("Only one search per minute is permitted for not logged in users.")));
+                               killme();
+                       }
+               }
+               Cache::set("remote_search:".$remote, time(), CACHE_HOUR);
+       }
+
        nav_set_selected('search');