Events: Now with guid.

[friendica.git] / mod / search.php

diff --git a/mod/search.php b/mod/search.php
index 339efc92db5750a075851e428424615aea91686e..790f577ba6e17511b6be30b39c3de963da5114a8 100644 (file)
--- a/mod/search.php
+++ b/mod/search.php
@@ -1,4 +1,8 @@
 <?php
+require_once("include/bbcode.php");
+require_once('include/security.php');
+require_once('include/conversation.php');
+require_once('mod/dirfind.php');
 
 function search_saved_searches() {
 
@@ -90,11 +94,44 @@ 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()) {
+               // 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');
 
-       require_once("include/bbcode.php");
-       require_once('include/security.php');
-       require_once('include/conversation.php');
 
        $o = '<h3>' . t('Search') . '</h3>';
 
@@ -110,17 +147,34 @@ function search_content(&$a) {
        }
 
 
-       $o .= search($search,'search-box','/search',((local_user()) ? true : false));
+       $o .= search($search,'search-box','search',((local_user()) ? true : false), false);
 
        if(strpos($search,'#') === 0) {
                $tag = true;
                $search = substr($search,1);
        }
        if(strpos($search,'@') === 0) {
-               require_once('mod/dirfind.php');
+               return dirfind_content($a);
+       }
+       if(strpos($search,'!') === 0) {
                return dirfind_content($a);
        }
 
+        if(x($_GET,'search-option'))
+               switch($_GET['search-option']) {
+                       case 'fulltext':
+                               break;
+                       case 'tags':
+                               $tag = true;
+                               break;
+                       case 'contacts':
+                               return dirfind_content($a, "@");
+                               break;
+                       case 'forums':
+                               return dirfind_content($a, "!");
+                               break;
+               }
+
        if(! $search)
                return $o;
 
@@ -163,11 +217,10 @@ function search_content(&$a) {
                        FROM `item`
                                INNER JOIN `contact` ON `contact`.`id` = `item`.`contact-id` AND NOT `contact`.`blocked` AND NOT `contact`.`pending`
                        WHERE `item`.`visible` AND NOT `item`.`deleted` AND NOT `item`.`moderated`
-                               AND (`item`.`uid` = 0 OR (`item`.`uid` = %s AND (`item`.`private` OR NOT `item`.`network` IN ('%s', '%s', '%s'))))
+                               AND (`item`.`uid` = 0 OR (`item`.`uid` = %s AND NOT `item`.`global`))
                                $sql_extra
                        GROUP BY `item`.`uri` ORDER BY `item`.`id` DESC LIMIT %d , %d ",
-                               intval(local_user()), dbesc(NETWORK_DFRN), dbesc(NETWORK_OSTATUS), dbesc(NETWORK_DIASPORA),
-                               intval($a->pager['start']), intval($a->pager['itemspage']));
+                               intval(local_user()), intval($a->pager['start']), intval($a->pager['itemspage']));
        }
 
        if(! count($r)) {