* ostatus_poll_timeframe - Defines how old an item can be to try to complete the conversation with it.
* paranoia (Boolean) - Log out users if their IP address changed.
* permit_crawling (Boolean) - Restricts the search for not logged in users to one search per minute.
+* free_crawls - Number of "free" searches when "permit_crawling" is activated (Default value is 10)
+* crawl_permit_period - Period in seconds between allowed searches when the number of free searches is reached and "permit_crawling" is activated (Default value is 60)
* png_quality - Default value is 8.
* proc_windows (Boolean) - Should be enabled if Friendica is running under Windows.
* proxy_cache_time - Time after which the cache is cleared. Default value is one day.
AND `gcontact`.`updated` != '0000-00-00 00:00:00'
AND `gcontact`.`last_contact` >= `gcontact`.`last_failure`
AND `gcontact`.`network` IN (%s)
- AND NOT `gcontact`.`id` IN (SELECT `gcid` FROM `gcign` WHERE `uid` = %d)
GROUP BY `glink`.`gcid` ORDER BY `gcontact`.`updated` DESC,`total` DESC LIMIT %d, %d",
intval($uid),
intval($uid),
}
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
+ // 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($result)) {
- if ($result > (time() - 60)) {
+ $resultdata = json_decode($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, time(), CACHE_HOUR);
+ 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');