3 use \Friendica\Core\Config;
5 require_once("boot.php");
6 require_once("include/socgraph.php");
8 function discover_poco_run(&$argv, &$argc){
16 @include(".htconfig.php");
17 require_once("include/dba.php");
18 $db = new dba($db_host, $db_user, $db_pass, $db_data);
19 unset($db_host, $db_user, $db_pass, $db_data);
22 require_once('include/session.php');
23 require_once('include/datetime.php');
27 // Don't check this stuff if the function is called by the poller
28 if (App::callstack() != "poller_run")
29 if ($a->maxload_reached())
33 This function can be called in these ways:
34 - dirsearch <search pattern>: Searches for "search pattern" in the directory. "search pattern" is url encoded.
35 - checkcontact: Updates gcontact entries
36 - suggestions: Discover other servers for their contacts.
37 - server <poco url>: Searches for the poco server list. "poco url" is base64 encoded.
38 - update_server: Frequently check the first 250 servers for vitality.
41 if(($argc > 2) && ($argv[1] == "dirsearch")) {
42 $search = urldecode($argv[2]);
44 } elseif(($argc == 2) && ($argv[1] == "checkcontact")) {
46 } elseif(($argc == 2) && ($argv[1] == "suggestions")) {
48 } elseif(($argc == 3) && ($argv[1] == "server")) {
50 } elseif(($argc == 2) && ($argv[1] == "update_server")) {
52 } elseif ($argc == 1) {
56 die("Unknown or missing parameter ".$argv[1]."\n");
59 // Don't check this stuff if the function is called by the poller
60 if (App::callstack() != "poller_run")
61 if (App::is_already_running('discover_poco'.$mode.urlencode($search), 'include/discover_poco.php', 1140))
64 $a->set_baseurl(get_config('system','url'));
68 logger('start '.$search);
72 } elseif ($mode == 4) {
73 $server_url = base64_decode($argv[2]);
74 if ($server_url == "") {
77 $server_url = filter_var($server_url, FILTER_SANITIZE_URL);
78 if (substr(normalise_link($server_url), 0, 7) != "http://") {
81 $result = "Checking server ".$server_url." - ";
82 $ret = poco_check_server($server_url);
88 logger($result, LOGGER_DEBUG);
89 } elseif ($mode == 3) {
91 } elseif (($mode == 2) AND get_config('system','poco_completion')) {
93 } elseif (($mode == 1) AND ($search != "") and get_config('system','poco_local_search')) {
94 discover_directory($search);
95 gs_search_user($search);
96 } elseif (($mode == 0) AND ($search == "") and (get_config('system','poco_discovery') > 0)) {
97 // Query Friendica and Hubzilla servers for their users
100 // Query GNU Social servers for their users ("statistics" addon has to be enabled on the GS server)
101 if (!get_config('system','ostatus_disabled'))
105 logger('end '.$search);
111 * @brief Updates the first 250 servers
114 function update_server() {
115 $r = q("SELECT `url`, `created`, `last_failure`, `last_contact` FROM `gserver` ORDER BY rand()");
117 if (!dbm::is_result($r)) {
123 foreach ($r AS $server) {
124 if (!poco_do_update($server["created"], "", $server["last_failure"], $server["last_contact"])) {
127 logger('Update server status for server '.$server["url"], LOGGER_DEBUG);
129 proc_run(PRIORITY_LOW, "include/discover_poco.php", "server", base64_encode($server["url"]));
131 if (++$updated > 250) {
137 function discover_users() {
138 logger("Discover users", LOGGER_DEBUG);
140 $users = q("SELECT `url`, `created`, `updated`, `last_failure`, `last_contact`, `server_url` FROM `gcontact`
141 WHERE `last_contact` < UTC_TIMESTAMP - INTERVAL 1 MONTH AND
142 `last_failure` < UTC_TIMESTAMP - INTERVAL 1 MONTH AND
143 `network` IN ('%s', '%s', '%s', '%s', '') ORDER BY rand()",
144 dbesc(NETWORK_DFRN), dbesc(NETWORK_DIASPORA),
145 dbesc(NETWORK_OSTATUS), dbesc(NETWORK_FEED));
152 foreach ($users AS $user) {
154 $urlparts = parse_url($user["url"]);
155 if (!isset($urlparts["scheme"])) {
156 q("UPDATE `gcontact` SET `network` = '%s' WHERE `nurl` = '%s'",
157 dbesc(NETWORK_PHANTOM), dbesc(normalise_link($user["url"])));
161 if (in_array($urlparts["host"], array("www.facebook.com", "facebook.com", "twitter.com",
162 "identi.ca", "alpha.app.net"))) {
163 $networks = array("www.facebook.com" => NETWORK_FACEBOOK,
164 "facebook.com" => NETWORK_FACEBOOK,
165 "twitter.com" => NETWORK_TWITTER,
166 "identi.ca" => NETWORK_PUMPIO,
167 "alpha.app.net" => NETWORK_APPNET);
169 q("UPDATE `gcontact` SET `network` = '%s' WHERE `nurl` = '%s'",
170 dbesc($networks[$urlparts["host"]]), dbesc(normalise_link($user["url"])));
174 if ($user["server_url"] != "")
175 $server_url = $user["server_url"];
177 $server_url = poco_detect_server($user["url"]);
179 if (($server_url == "") OR poco_check_server($server_url, $gcontacts[0]["network"])) {
180 logger('Check user '.$user["url"]);
181 poco_last_updated($user["url"], true);
183 if (++$checked > 100)
186 q("UPDATE `gcontact` SET `last_failure` = '%s' WHERE `nurl` = '%s'",
187 dbesc(datetime_convert()), dbesc(normalise_link($user["url"])));
191 function discover_directory($search) {
193 $data = Cache::get("dirsearch:".$search);
194 if (!is_null($data)){
195 // Only search for the same item every 24 hours
196 if (time() < $data + (60 * 60 * 24)) {
197 logger("Already searched for ".$search." in the last 24 hours", LOGGER_DEBUG);
202 $x = fetch_url(get_server()."/lsearch?p=1&n=500&search=".urlencode($search));
203 $j = json_decode($x);
205 if(count($j->results))
206 foreach($j->results as $jj) {
207 // Check if the contact already exists
208 $exists = q("SELECT `id`, `last_contact`, `last_failure`, `updated` FROM `gcontact` WHERE `nurl` = '%s'", normalise_link($jj->url));
210 logger("Profile ".$jj->url." already exists (".$search.")", LOGGER_DEBUG);
212 if (($exists[0]["last_contact"] < $exists[0]["last_failure"]) AND
213 ($exists[0]["updated"] < $exists[0]["last_failure"]))
216 // Update the contact
217 poco_last_updated($jj->url);
221 // Harcoded paths aren't so good. But in this case it is okay.
222 // First: We only will get Friendica contacts (which always are using this url schema)
223 // Second: There will be no further problems if we are doing a mistake
224 $server_url = preg_replace("=(https?://)(.*)/profile/(.*)=ism", "$1$2", $jj->url);
225 if ($server_url != $jj->url)
226 if (!poco_check_server($server_url)) {
227 logger("Friendica server ".$server_url." doesn't answer.", LOGGER_DEBUG);
230 logger("Friendica server ".$server_url." seems to be okay.", LOGGER_DEBUG);
232 logger("Check if profile ".$jj->url." is reachable (".$search.")", LOGGER_DEBUG);
233 $data = probe_url($jj->url);
234 if ($data["network"] == NETWORK_DFRN) {
235 logger("Add profile ".$jj->url." to local directory (".$search.")", LOGGER_DEBUG);
236 poco_check($data["url"], $data["name"], $data["network"], $data["photo"], "", "", "", $jj->tags, $data["addr"], "", 0);
239 Cache::set("dirsearch:".$search, time(), CACHE_DAY);
243 * @brief Search for GNU Social user with gstools.org
245 * @param str $search User name
247 function gs_search_user($search) {
249 // Currently disabled, since the service isn't available anymore.
250 // It is not removed since I hope that there will be a successor.
255 $url = "http://gstools.org/api/users_search/".urlencode($search);
257 $result = z_fetch_url($url);
258 if (!$result["success"])
261 $contacts = json_decode($result["body"]);
263 if ($contacts->status == 'ERROR')
266 foreach($contacts->data AS $user) {
267 $contact = probe_url($user->site_address."/".$user->name);
268 if ($contact["network"] != NETWORK_PHANTOM) {
269 $contact["about"] = $user->description;
270 update_gcontact($contact);
276 if (array_search(__file__,get_included_files())===0){
277 discover_poco_run($_SERVER["argv"],$_SERVER["argc"]);