FR update to the strings THX Perig

[friendica.git] / mod / search.php

diff --git a/mod/search.php b/mod/search.php
index 251dd4778f37b52545d2ee817e408ba2df47d617..7c78339c70b1638c271f90dcef86caccfbc0bd3b 100644 (file)
--- a/mod/search.php
+++ b/mod/search.php
@@ -95,10 +95,39 @@ function search_content(&$a) {
        }
 
        if(get_config('system','local_search') AND !local_user()) {
-               notice(t('Public access denied.').EOL);
-               return;
-               //http_status_exit(403);
-               //killme();
+               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()) {
+               // Default values:
+               // 10 requests are "free", after the 11th only a call per minute is allowed
+
+               $free_crawls = intval(get_config('system','free_crawls'));
+               if ($free_crawls == 0)
+                       $free_crawls = 10;
+
+               $crawl_permit_period = intval(get_config('system','crawl_permit_period'));
+               if ($crawl_permit_period == 0)
+                       $crawl_permit_period = 10;
+
+               $remote = $_SERVER["REMOTE_ADDR"];
+               $result = Cache::get("remote_search:".$remote);
+               if (!is_null($result)) {
+                       $resultdata = json_decode($result);
+                       if (($resultdata->time > (time() - $crawl_permit_period)) AND ($resultdata->accesses > $free_crawls)) {
+                               http_status_exit(429,
+                                               array("title" => t("Too Many Requests"),
+                                                       "description" => t("Only one search per minute is permitted for not logged in users.")));
+                               killme();
+                       }
+                       Cache::set("remote_search:".$remote, json_encode(array("time" => time(), "accesses" => $resultdata->accesses + 1)), CACHE_HOUR);
+               } else
+                       Cache::set("remote_search:".$remote, json_encode(array("time" => time(), "accesses" => 1)), CACHE_HOUR);
        }
 
        nav_set_selected('search');