3 * @file include/socgraph.php
5 * @todo Move GNU Social URL schemata (http://server.tld/user/number) to http://server.tld/username
6 * @todo Fetch profile data from profile page for Redmatrix users
7 * @todo Detect if it is a forum
10 require_once('include/datetime.php');
11 require_once("include/Scrape.php");
12 require_once("include/html2bbcode.php");
18 * Given a contact-id (minimum), load the PortableContacts friend list for that contact,
19 * and add the entries to the gcontact (Global Contact) table, or update existing entries
20 * if anything (name or photo) has changed.
21 * We use normalised urls for comparison which ignore http vs https and www.domain vs domain
23 * Once the global contact is stored add (if necessary) the contact linkage which associates
24 * the given uid, cid to the global contact entry. There can be many uid/cid combinations
25 * pointing to the same global contact id.
32 function poco_load($cid,$uid = 0,$zcid = 0,$url = null) {
37 if((! $url) || (! $uid)) {
38 $r = q("select `poco`, `uid` from `contact` where `id` = %d limit 1",
53 $url = $url . (($uid) ? '/@me/@all?fields=displayName,urls,photos,updated,network,aboutMe,currentLocation,tags,gender,generation' : '?fields=displayName,urls,photos,updated,network,aboutMe,currentLocation,tags,gender,generation') ;
55 logger('poco_load: ' . $url, LOGGER_DEBUG);
59 logger('poco_load: returns ' . $s, LOGGER_DATA);
61 logger('poco_load: return code: ' . $a->get_curl_code(), LOGGER_DEBUG);
63 if(($a->get_curl_code() > 299) || (! $s))
68 logger('poco_load: json: ' . print_r($j,true),LOGGER_DATA);
70 if(! isset($j->entry))
74 foreach($j->entry as $entry) {
82 $updated = '0000-00-00 00:00:00';
89 $name = $entry->displayName;
91 if(isset($entry->urls)) {
92 foreach($entry->urls as $url) {
93 if($url->type == 'profile') {
94 $profile_url = $url->value;
97 if($url->type == 'webfinger') {
98 $connect_url = str_replace('acct:' , '', $url->value);
103 if(isset($entry->photos)) {
104 foreach($entry->photos as $photo) {
105 if($photo->type == 'profile') {
106 $profile_photo = $photo->value;
112 if(isset($entry->updated))
113 $updated = date("Y-m-d H:i:s", strtotime($entry->updated));
115 if(isset($entry->network))
116 $network = $entry->network;
118 if(isset($entry->currentLocation))
119 $location = $entry->currentLocation;
121 if(isset($entry->aboutMe))
122 $about = html2bbcode($entry->aboutMe);
124 if(isset($entry->gender))
125 $gender = $entry->gender;
127 if(isset($entry->generation) AND ($entry->generation > 0))
128 $generation = ++$entry->generation;
130 if(isset($entry->tags))
131 foreach($entry->tags as $tag)
132 $keywords = implode(", ", $tag);
134 // If you query a Friendica server for its profiles, the network has to be Friendica
135 /// TODO It could also be a Redmatrix server
137 // $network = NETWORK_DFRN;
139 poco_check($profile_url, $name, $network, $profile_photo, $about, $location, $gender, $keywords, $connect_url, $updated, $generation, $cid, $uid, $zcid);
141 // Update the Friendica contacts. Diaspora is doing it via a message. (See include/diaspora.php)
142 // Deactivated because we now update Friendica contacts in dfrn.php
143 //if (($location != "") OR ($about != "") OR ($keywords != "") OR ($gender != ""))
144 // q("UPDATE `contact` SET `location` = '%s', `about` = '%s', `keywords` = '%s', `gender` = '%s'
145 // WHERE `nurl` = '%s' AND NOT `self` AND `network` = '%s'",
150 // dbesc(normalise_link($profile_url)),
151 // dbesc(NETWORK_DFRN));
153 logger("poco_load: loaded $total entries",LOGGER_DEBUG);
155 q("DELETE FROM `glink` WHERE `cid` = %d AND `uid` = %d AND `zcid` = %d AND `updated` < UTC_TIMESTAMP - INTERVAL 2 DAY",
163 function poco_check($profile_url, $name, $network, $profile_photo, $about, $location, $gender, $keywords, $connect_url, $updated, $generation, $cid = 0, $uid = 0, $zcid = 0) {
169 // 1: Profiles on this server
170 // 2: Contacts of profiles on this server
171 // 3: Contacts of contacts of profiles on this server
176 $alternate = poco_alternate_ostatus_url($profile_url);
178 if ($profile_url == "")
181 $urlparts = parse_url($profile_url);
182 if (!isset($urlparts["scheme"]))
185 if (in_array($urlparts["host"], array("www.facebook.com", "facebook.com", "twitter.com",
186 "identi.ca", "alpha.app.net")))
189 $orig_updated = $updated;
191 // Don't store the statusnet connector as network
192 // We can't simply set this to NETWORK_OSTATUS since the connector could have fetched posts from friendica as well
193 if ($network == NETWORK_STATUSNET)
196 // The global contacts should contain the original picture, not the cached one
197 if (($generation != 1) AND stristr(normalise_link($profile_photo), normalise_link($a->get_baseurl()."/photo/")))
200 $r = q("SELECT `network` FROM `contact` WHERE `nurl` = '%s' AND `network` != '' AND `network` != '%s' LIMIT 1",
201 dbesc(normalise_link($profile_url)), dbesc(NETWORK_STATUSNET)
204 $network = $r[0]["network"];
206 if (($network == "") OR ($network == NETWORK_OSTATUS)) {
207 $r = q("SELECT `network`, `url` FROM `contact` WHERE `alias` IN ('%s', '%s') AND `network` != '' AND `network` != '%s' LIMIT 1",
208 dbesc($profile_url), dbesc(normalise_link($profile_url)), dbesc(NETWORK_STATUSNET)
211 $network = $r[0]["network"];
212 //$profile_url = $r[0]["url"];
216 $x = q("SELECT * FROM `gcontact` WHERE `nurl` = '%s' LIMIT 1",
217 dbesc(normalise_link($profile_url))
221 if (($network == "") AND ($x[0]["network"] != NETWORK_STATUSNET))
222 $network = $x[0]["network"];
224 if ($updated == "0000-00-00 00:00:00")
225 $updated = $x[0]["updated"];
227 $created = $x[0]["created"];
228 $server_url = $x[0]["server_url"];
229 $nick = $x[0]["nick"];
230 $addr = $x[0]["addr"];
231 $alias = $x[0]["alias"];
232 $notify = $x[0]["notify"];
234 $created = "0000-00-00 00:00:00";
237 $urlparts = parse_url($profile_url);
238 $nick = end(explode("/", $urlparts["path"]));
244 if ((($network == "") OR ($name == "") OR ($addr == "") OR ($profile_photo == "") OR ($server_url == "") OR $alternate)
245 AND poco_reachable($profile_url, $server_url, $network, false)) {
246 $data = probe_url($profile_url);
248 $orig_profile = $profile_url;
250 $network = $data["network"];
251 $name = $data["name"];
252 $nick = $data["nick"];
253 $addr = $data["addr"];
254 $alias = $data["alias"];
255 $notify = $data["notify"];
256 $profile_url = $data["url"];
257 $profile_photo = $data["photo"];
258 $server_url = $data["baseurl"];
260 if ($alternate AND ($network == NETWORK_OSTATUS)) {
261 // Delete the old entry - if it exists
262 $r = q("SELECT `id` FROM `gcontact` WHERE `nurl` = '%s'", dbesc(normalise_link($orig_profile)));
264 q("DELETE FROM `gcontact` WHERE `nurl` = '%s'", dbesc(normalise_link($orig_profile)));
265 q("DELETE FROM `glink` WHERE `gcid` = %d", intval($r[0]["id"]));
268 // possibly create a new entry
269 poco_check($profile_url, $name, $network, $profile_photo, $about, $location, $gender, $keywords, $connect_url, $updated, $generation, $cid, $uid, $zcid);
273 if ($alternate AND ($network == NETWORK_OSTATUS))
276 if (count($x) AND ($x[0]["network"] == "") AND ($network != "")) {
277 q("UPDATE `gcontact` SET `network` = '%s' WHERE `nurl` = '%s'",
279 dbesc(normalise_link($profile_url))
283 if (($name == "") OR ($profile_photo == ""))
286 if (!in_array($network, array(NETWORK_DFRN, NETWORK_OSTATUS, NETWORK_DIASPORA)))
289 logger("profile-check generation: ".$generation." Network: ".$network." URL: ".$profile_url." name: ".$name." avatar: ".$profile_photo, LOGGER_DEBUG);
291 poco_check_server($server_url, $network);
293 $gcontact = array("url" => $profile_url,
297 "network" => $network,
298 "photo" => $profile_photo,
300 "location" => $location,
302 "keywords" => $keywords,
303 "server_url" => $server_url,
304 "connect" => $connect_url,
306 "updated" => $updated,
307 "generation" => $generation);
309 $gcid = update_gcontact($gcontact);
314 $r = q("SELECT * FROM `glink` WHERE `cid` = %d AND `uid` = %d AND `gcid` = %d AND `zcid` = %d LIMIT 1",
321 q("INSERT INTO `glink` (`cid`,`uid`,`gcid`,`zcid`, `updated`) VALUES (%d,%d,%d,%d, '%s') ",
326 dbesc(datetime_convert())
329 q("UPDATE `glink` SET `updated` = '%s' WHERE `cid` = %d AND `uid` = %d AND `gcid` = %d AND `zcid` = %d",
330 dbesc(datetime_convert()),
341 function poco_reachable($profile, $server = "", $network = "", $force = false) {
344 $server = poco_detect_server($profile);
349 return poco_check_server($server, $network, $force);
352 function poco_detect_server($profile) {
354 // Try to detect the server path based upon some known standard paths
357 if ($server_url == "") {
358 $friendica = preg_replace("=(https?://)(.*)/profile/(.*)=ism", "$1$2", $profile);
359 if ($friendica != $profile) {
360 $server_url = $friendica;
361 $network = NETWORK_DFRN;
365 if ($server_url == "") {
366 $diaspora = preg_replace("=(https?://)(.*)/u/(.*)=ism", "$1$2", $profile);
367 if ($diaspora != $profile) {
368 $server_url = $diaspora;
369 $network = NETWORK_DIASPORA;
373 if ($server_url == "") {
374 $red = preg_replace("=(https?://)(.*)/channel/(.*)=ism", "$1$2", $profile);
375 if ($red != $profile) {
377 $network = NETWORK_DIASPORA;
384 function poco_alternate_ostatus_url($url) {
385 return(preg_match("=https?://.+/user/\d+=ism", $url, $matches));
388 function poco_last_updated($profile, $force = false) {
390 $gcontacts = q("SELECT * FROM `gcontact` WHERE `nurl` = '%s'",
391 dbesc(normalise_link($profile)));
393 if ($gcontacts[0]["created"] == "0000-00-00 00:00:00")
394 q("UPDATE `gcontact` SET `created` = '%s' WHERE `nurl` = '%s'",
395 dbesc(datetime_convert()), dbesc(normalise_link($profile)));
397 if ($gcontacts[0]["server_url"] != "")
398 $server_url = $gcontacts[0]["server_url"];
400 $server_url = poco_detect_server($profile);
402 if ($server_url != "") {
403 if (!poco_check_server($server_url, $gcontacts[0]["network"], $force)) {
406 q("UPDATE `gcontact` SET `last_failure` = '%s' WHERE `nurl` = '%s'",
407 dbesc(datetime_convert()), dbesc(normalise_link($profile)));
412 q("UPDATE `gcontact` SET `server_url` = '%s' WHERE `nurl` = '%s'",
413 dbesc($server_url), dbesc(normalise_link($profile)));
416 if (in_array($gcontacts[0]["network"], array("", NETWORK_FEED))) {
417 $server = q("SELECT `network` FROM `gserver` WHERE `nurl` = '%s' AND `network` != ''",
418 dbesc(normalise_link($server_url)));
421 q("UPDATE `gcontact` SET `network` = '%s' WHERE `nurl` = '%s'",
422 dbesc($server[0]["network"]), dbesc(normalise_link($profile)));
427 // noscrape is really fast so we don't cache the call.
428 if (($gcontacts[0]["server_url"] != "") AND ($gcontacts[0]["nick"] != "")) {
430 // Use noscrape if possible
431 $server = q("SELECT `noscrape` FROM `gserver` WHERE `nurl` = '%s' AND `noscrape` != ''", dbesc(normalise_link($gcontacts[0]["server_url"])));
434 $noscraperet = z_fetch_url($server[0]["noscrape"]."/".$gcontacts[0]["nick"]);
436 if ($noscraperet["success"] AND ($noscraperet["body"] != "")) {
438 $noscrape = json_decode($noscraperet["body"], true);
440 if (($noscrape["fn"] != "") AND ($noscrape["fn"] != $gcontacts[0]["name"]))
441 q("UPDATE `gcontact` SET `name` = '%s' WHERE `nurl` = '%s'",
442 dbesc($noscrape["fn"]), dbesc(normalise_link($profile)));
444 if (($noscrape["photo"] != "") AND ($noscrape["photo"] != $gcontacts[0]["photo"]))
445 q("UPDATE `gcontact` SET `photo` = '%s' WHERE `nurl` = '%s'",
446 dbesc($noscrape["photo"]), dbesc(normalise_link($profile)));
448 if (($noscrape["updated"] != "") AND ($noscrape["updated"] != $gcontacts[0]["updated"]))
449 q("UPDATE `gcontact` SET `updated` = '%s' WHERE `nurl` = '%s'",
450 dbesc($noscrape["updated"]), dbesc(normalise_link($profile)));
452 if (($noscrape["gender"] != "") AND ($noscrape["gender"] != $gcontacts[0]["gender"]))
453 q("UPDATE `gcontact` SET `gender` = '%s' WHERE `nurl` = '%s'",
454 dbesc($noscrape["gender"]), dbesc(normalise_link($profile)));
456 if (($noscrape["pdesc"] != "") AND ($noscrape["pdesc"] != $gcontacts[0]["about"]))
457 q("UPDATE `gcontact` SET `about` = '%s' WHERE `nurl` = '%s'",
458 dbesc($noscrape["pdesc"]), dbesc(normalise_link($profile)));
460 if (($noscrape["about"] != "") AND ($noscrape["about"] != $gcontacts[0]["about"]))
461 q("UPDATE `gcontact` SET `about` = '%s' WHERE `nurl` = '%s'",
462 dbesc($noscrape["about"]), dbesc(normalise_link($profile)));
464 if (isset($noscrape["comm"]) AND ($noscrape["comm"] != $gcontacts[0]["community"]))
465 q("UPDATE `gcontact` SET `community` = %d WHERE `nurl` = '%s'",
466 intval($noscrape["comm"]), dbesc(normalise_link($profile)));
468 if (isset($noscrape["tags"]))
469 $keywords = implode(" ", $noscrape["tags"]);
473 if (($keywords != "") AND ($keywords != $gcontacts[0]["keywords"]))
474 q("UPDATE `gcontact` SET `keywords` = '%s' WHERE `nurl` = '%s'",
475 dbesc($keywords), dbesc(normalise_link($profile)));
477 $location = $noscrape["locality"];
479 if ($noscrape["region"] != "") {
483 $location .= $noscrape["region"];
486 if ($noscrape["country-name"] != "") {
490 $location .= $noscrape["country-name"];
493 if (($location != "") AND ($location != $gcontacts[0]["location"]))
494 q("UPDATE `gcontact` SET `location` = '%s' WHERE `nurl` = '%s'",
495 dbesc($location), dbesc(normalise_link($profile)));
497 // If we got data from noscrape then mark the contact as reachable
498 if (is_array($noscrape) AND count($noscrape))
499 q("UPDATE `gcontact` SET `last_contact` = '%s' WHERE `nurl` = '%s'",
500 dbesc(datetime_convert()), dbesc(normalise_link($profile)));
502 return $noscrape["updated"];
507 // If we only can poll the feed, then we only do this once a while
508 if (!$force AND !poco_do_update($gcontacts[0]["created"], $gcontacts[0]["updated"], $gcontacts[0]["last_failure"], $gcontacts[0]["last_contact"]))
509 return $gcontacts[0]["updated"];
511 $data = probe_url($profile);
513 // Is the profile link the alternate OStatus link notation? (http://domain.tld/user/4711)
514 // Then check the other link and delete this one
515 if (($data["network"] == NETWORK_OSTATUS) AND poco_alternate_ostatus_url($profile) AND
516 (normalise_link($profile) == normalise_link($data["alias"])) AND
517 (normalise_link($profile) != normalise_link($data["url"]))) {
519 // Delete the old entry
520 q("DELETE FROM `gcontact` WHERE `nurl` = '%s'", dbesc(normalise_link($profile)));
521 q("DELETE FROM `glink` WHERE `gcid` = %d", intval($gcontacts[0]["id"]));
523 poco_check($data["url"], $data["name"], $data["network"], $data["photo"], $gcontacts[0]["about"], $gcontacts[0]["location"],
524 $gcontacts[0]["gender"], $gcontacts[0]["keywords"], $data["addr"], $gcontacts[0]["updated"], $gcontacts[0]["generation"]);
526 poco_last_updated($data["url"], $force);
531 if (($data["poll"] == "") OR (in_array($data["network"], array(NETWORK_FEED, NETWORK_PHANTOM)))) {
532 q("UPDATE `gcontact` SET `last_failure` = '%s' WHERE `nurl` = '%s'",
533 dbesc(datetime_convert()), dbesc(normalise_link($profile)));
537 if (($data["name"] != "") AND ($data["name"] != $gcontacts[0]["name"]))
538 q("UPDATE `gcontact` SET `name` = '%s' WHERE `nurl` = '%s'",
539 dbesc($data["name"]), dbesc(normalise_link($profile)));
541 if (($data["nick"] != "") AND ($data["nick"] != $gcontacts[0]["nick"]))
542 q("UPDATE `gcontact` SET `nick` = '%s' WHERE `nurl` = '%s'",
543 dbesc($data["nick"]), dbesc(normalise_link($profile)));
545 if (($data["addr"] != "") AND ($data["addr"] != $gcontacts[0]["connect"]))
546 q("UPDATE `gcontact` SET `connect` = '%s' WHERE `nurl` = '%s'",
547 dbesc($data["addr"]), dbesc(normalise_link($profile)));
549 if (($data["photo"] != "") AND ($data["photo"] != $gcontacts[0]["photo"]))
550 q("UPDATE `gcontact` SET `photo` = '%s' WHERE `nurl` = '%s'",
551 dbesc($data["photo"]), dbesc(normalise_link($profile)));
553 if (($data["baseurl"] != "") AND ($data["baseurl"] != $gcontacts[0]["server_url"]))
554 q("UPDATE `gcontact` SET `server_url` = '%s' WHERE `nurl` = '%s'",
555 dbesc($data["baseurl"]), dbesc(normalise_link($profile)));
557 $feedret = z_fetch_url($data["poll"]);
559 if (!$feedret["success"]) {
560 q("UPDATE `gcontact` SET `last_failure` = '%s' WHERE `nurl` = '%s'",
561 dbesc(datetime_convert()), dbesc(normalise_link($profile)));
565 $doc = new DOMDocument();
566 @$doc->loadXML($feedret["body"]);
568 $xpath = new DomXPath($doc);
569 $xpath->registerNamespace('atom', "http://www.w3.org/2005/Atom");
571 $entries = $xpath->query('/atom:feed/atom:entry');
575 foreach ($entries AS $entry) {
576 $published = $xpath->query('atom:published/text()', $entry)->item(0)->nodeValue;
577 $updated = $xpath->query('atom:updated/text()', $entry)->item(0)->nodeValue;
579 if ($last_updated < $published)
580 $last_updated = $published;
582 if ($last_updated < $updated)
583 $last_updated = $updated;
586 // Maybe there aren't any entries. Then check if it is a valid feed
587 if ($last_updated == "")
588 if ($xpath->query('/atom:feed')->length > 0)
589 $last_updated = "0000-00-00 00:00:00";
591 q("UPDATE `gcontact` SET `updated` = '%s', `last_contact` = '%s' WHERE `nurl` = '%s'",
592 dbesc($last_updated), dbesc(datetime_convert()), dbesc(normalise_link($profile)));
594 if (($gcontacts[0]["generation"] == 0))
595 q("UPDATE `gcontact` SET `generation` = 9 WHERE `nurl` = '%s'",
596 dbesc(normalise_link($profile)));
598 return($last_updated);
601 function poco_do_update($created, $updated, $last_failure, $last_contact) {
602 $now = strtotime(datetime_convert());
604 if ($updated > $last_contact)
605 $contact_time = strtotime($updated);
607 $contact_time = strtotime($last_contact);
609 $failure_time = strtotime($last_failure);
610 $created_time = strtotime($created);
612 // If there is no "created" time then use the current time
613 if ($created_time <= 0)
614 $created_time = $now;
616 // If the last contact was less than 24 hours then don't update
617 if (($now - $contact_time) < (60 * 60 * 24))
620 // If the last failure was less than 24 hours then don't update
621 if (($now - $failure_time) < (60 * 60 * 24))
624 // If the last contact was less than a week ago and the last failure is older than a week then don't update
625 //if ((($now - $contact_time) < (60 * 60 * 24 * 7)) AND ($contact_time > $failure_time))
628 // If the last contact time was more than a week ago and the contact was created more than a week ago, then only try once a week
629 if ((($now - $contact_time) > (60 * 60 * 24 * 7)) AND (($now - $created_time) > (60 * 60 * 24 * 7)) AND (($now - $failure_time) < (60 * 60 * 24 * 7)))
632 // If the last contact time was more than a month ago and the contact was created more than a month ago, then only try once a month
633 if ((($now - $contact_time) > (60 * 60 * 24 * 30)) AND (($now - $created_time) > (60 * 60 * 24 * 30)) AND (($now - $failure_time) < (60 * 60 * 24 * 30)))
639 function poco_to_boolean($val) {
640 if (($val == "true") OR ($val == 1))
642 if (($val == "false") OR ($val == 0))
648 function poco_check_server($server_url, $network = "", $force = false) {
650 // Unify the server address
651 $server_url = trim($server_url, "/");
652 $server_url = str_replace("/index.php", "", $server_url);
654 if ($server_url == "")
657 $servers = q("SELECT * FROM `gserver` WHERE `nurl` = '%s'", dbesc(normalise_link($server_url)));
660 if ($servers[0]["created"] == "0000-00-00 00:00:00")
661 q("UPDATE `gserver` SET `created` = '%s' WHERE `nurl` = '%s'",
662 dbesc(datetime_convert()), dbesc(normalise_link($server_url)));
664 $poco = $servers[0]["poco"];
665 $noscrape = $servers[0]["noscrape"];
668 $network = $servers[0]["network"];
670 $last_contact = $servers[0]["last_contact"];
671 $last_failure = $servers[0]["last_failure"];
672 $version = $servers[0]["version"];
673 $platform = $servers[0]["platform"];
674 $site_name = $servers[0]["site_name"];
675 $info = $servers[0]["info"];
676 $register_policy = $servers[0]["register_policy"];
678 if (!$force AND !poco_do_update($servers[0]["created"], "", $last_failure, $last_contact)) {
679 logger("Use cached data for server ".$server_url, LOGGER_DEBUG);
680 return ($last_contact >= $last_failure);
689 $register_policy = -1;
691 $last_contact = "0000-00-00 00:00:00";
692 $last_failure = "0000-00-00 00:00:00";
694 logger("Server ".$server_url." is outdated or unknown. Start discovery. Force: ".$force." Created: ".$servers[0]["created"]." Failure: ".$last_failure." Contact: ".$last_contact, LOGGER_DEBUG);
697 $orig_last_failure = $last_failure;
699 // Check if the page is accessible via SSL.
700 $server_url = str_replace("http://", "https://", $server_url);
701 $serverret = z_fetch_url($server_url."/.well-known/host-meta");
703 // Maybe the page is unencrypted only?
704 $xmlobj = @simplexml_load_string($serverret["body"],'SimpleXMLElement',0, "http://docs.oasis-open.org/ns/xri/xrd-1.0");
705 if (!$serverret["success"] OR ($serverret["body"] == "") OR (@sizeof($xmlobj) == 0) OR !is_object($xmlobj)) {
706 $server_url = str_replace("https://", "http://", $server_url);
707 $serverret = z_fetch_url($server_url."/.well-known/host-meta");
709 $xmlobj = @simplexml_load_string($serverret["body"],'SimpleXMLElement',0, "http://docs.oasis-open.org/ns/xri/xrd-1.0");
712 if (!$serverret["success"] OR ($serverret["body"] == "") OR (sizeof($xmlobj) == 0) OR !is_object($xmlobj)) {
713 // Workaround for bad configured servers (known nginx problem)
714 if ($serverret["debug"]["http_code"] != "403") {
715 $last_failure = datetime_convert();
718 } elseif ($network == NETWORK_DIASPORA)
719 $last_contact = datetime_convert();
723 $serverret = z_fetch_url($server_url);
725 if (!$serverret["success"] OR ($serverret["body"] == ""))
728 $lines = explode("\n",$serverret["header"]);
730 foreach($lines as $line) {
732 if(stristr($line,'X-Diaspora-Version:')) {
733 $platform = "Diaspora";
734 $version = trim(str_replace("X-Diaspora-Version:", "", $line));
735 $version = trim(str_replace("x-diaspora-version:", "", $version));
736 $network = NETWORK_DIASPORA;
737 $versionparts = explode("-", $version);
738 $version = $versionparts[0];
745 // Test for Statusnet
746 // Will also return data for Friendica and GNU Social - but it will be overwritten later
747 // The "not implemented" is a special treatment for really, really old Friendica versions
748 $serverret = z_fetch_url($server_url."/api/statusnet/version.json");
749 if ($serverret["success"] AND ($serverret["body"] != '{"error":"not implemented"}') AND ($serverret["body"] != '') AND (strlen($serverret["body"]) < 250)) {
750 $platform = "StatusNet";
751 $version = trim($serverret["body"], '"');
752 $network = NETWORK_OSTATUS;
755 // Test for GNU Social
756 $serverret = z_fetch_url($server_url."/api/gnusocial/version.json");
757 if ($serverret["success"] AND ($serverret["body"] != '{"error":"not implemented"}') AND ($serverret["body"] != '') AND (strlen($serverret["body"]) < 250)) {
758 $platform = "GNU Social";
759 $version = trim($serverret["body"], '"');
760 $network = NETWORK_OSTATUS;
763 $serverret = z_fetch_url($server_url."/api/statusnet/config.json");
764 if ($serverret["success"]) {
765 $data = json_decode($serverret["body"]);
767 if (isset($data->site->server)) {
768 $last_contact = datetime_convert();
770 if (isset($data->site->hubzilla)) {
771 $platform = $data->site->hubzilla->PLATFORM_NAME;
772 $version = $data->site->hubzilla->RED_VERSION;
773 $network = NETWORK_DIASPORA;
775 if (isset($data->site->redmatrix)) {
776 if (isset($data->site->redmatrix->PLATFORM_NAME))
777 $platform = $data->site->redmatrix->PLATFORM_NAME;
778 elseif (isset($data->site->redmatrix->RED_PLATFORM))
779 $platform = $data->site->redmatrix->RED_PLATFORM;
781 $version = $data->site->redmatrix->RED_VERSION;
782 $network = NETWORK_DIASPORA;
784 if (isset($data->site->friendica)) {
785 $platform = $data->site->friendica->FRIENDICA_PLATFORM;
786 $version = $data->site->friendica->FRIENDICA_VERSION;
787 $network = NETWORK_DFRN;
790 $site_name = $data->site->name;
792 $data->site->closed = poco_to_boolean($data->site->closed);
793 $data->site->private = poco_to_boolean($data->site->private);
794 $data->site->inviteonly = poco_to_boolean($data->site->inviteonly);
796 if (!$data->site->closed AND !$data->site->private and $data->site->inviteonly)
797 $register_policy = REGISTER_APPROVE;
798 elseif (!$data->site->closed AND !$data->site->private)
799 $register_policy = REGISTER_OPEN;
801 $register_policy = REGISTER_CLOSED;
806 // Query statistics.json. Optional package for Diaspora, Friendica and Redmatrix
808 $serverret = z_fetch_url($server_url."/statistics.json");
809 if ($serverret["success"]) {
810 $data = json_decode($serverret["body"]);
812 $version = $data->version;
814 $site_name = $data->name;
816 if (isset($data->network) AND ($platform == ""))
817 $platform = $data->network;
819 if ($platform == "Diaspora")
820 $network = NETWORK_DIASPORA;
822 if ($data->registrations_open)
823 $register_policy = REGISTER_OPEN;
825 $register_policy = REGISTER_CLOSED;
827 if (isset($data->version))
828 $last_contact = datetime_convert();
832 // Check for noscrape
833 // Friendica servers could be detected as OStatus servers
834 if (!$failure AND in_array($network, array(NETWORK_DFRN, NETWORK_OSTATUS))) {
835 $serverret = z_fetch_url($server_url."/friendica/json");
837 if (!$serverret["success"])
838 $serverret = z_fetch_url($server_url."/friendika/json");
840 if ($serverret["success"]) {
841 $data = json_decode($serverret["body"]);
843 if (isset($data->version)) {
844 $last_contact = datetime_convert();
845 $network = NETWORK_DFRN;
847 $noscrape = $data->no_scrape_url;
848 $version = $data->version;
849 $site_name = $data->site_name;
851 $register_policy_str = $data->register_policy;
852 $platform = $data->platform;
854 switch ($register_policy_str) {
855 case "REGISTER_CLOSED":
856 $register_policy = REGISTER_CLOSED;
858 case "REGISTER_APPROVE":
859 $register_policy = REGISTER_APPROVE;
861 case "REGISTER_OPEN":
862 $register_policy = REGISTER_OPEN;
871 $serverret = z_fetch_url($server_url."/poco");
872 if ($serverret["success"]) {
873 $data = json_decode($serverret["body"]);
874 if (isset($data->totalResults)) {
875 $poco = $server_url."/poco";
876 $last_contact = datetime_convert();
881 // Check again if the server exists
882 $servers = q("SELECT `nurl` FROM `gserver` WHERE `nurl` = '%s'", dbesc(normalise_link($server_url)));
885 q("UPDATE `gserver` SET `url` = '%s', `version` = '%s', `site_name` = '%s', `info` = '%s', `register_policy` = %d, `poco` = '%s', `noscrape` = '%s',
886 `network` = '%s', `platform` = '%s', `last_contact` = '%s', `last_failure` = '%s' WHERE `nurl` = '%s'",
891 intval($register_policy),
896 dbesc($last_contact),
897 dbesc($last_failure),
898 dbesc(normalise_link($server_url))
901 q("INSERT INTO `gserver` (`url`, `nurl`, `version`, `site_name`, `info`, `register_policy`, `poco`, `noscrape`, `network`, `platform`, `created`, `last_contact`, `last_failure`)
902 VALUES ('%s', '%s', '%s', '%s', '%s', %d, '%s', '%s', '%s', '%s', '%s', '%s', '%s')",
904 dbesc(normalise_link($server_url)),
908 intval($register_policy),
913 dbesc(datetime_convert()),
914 dbesc($last_contact),
915 dbesc($last_failure),
916 dbesc(datetime_convert())
919 logger("End discovery for server ".$server_url, LOGGER_DEBUG);
924 function poco_contact_from_body($body, $created, $cid, $uid) {
925 preg_replace_callback("/\[share(.*?)\].*?\[\/share\]/ism",
926 function ($match) use ($created, $cid, $uid){
927 return(sub_poco_from_share($match, $created, $cid, $uid));
931 function sub_poco_from_share($share, $created, $cid, $uid) {
933 preg_match("/profile='(.*?)'/ism", $share[1], $matches);
934 if ($matches[1] != "")
935 $profile = $matches[1];
937 preg_match('/profile="(.*?)"/ism', $share[1], $matches);
938 if ($matches[1] != "")
939 $profile = $matches[1];
944 logger("prepare poco_check for profile ".$profile, LOGGER_DEBUG);
945 poco_check($profile, "", "", "", "", "", "", "", "", $created, 3, $cid, $uid);
948 function poco_store($item) {
951 if ($item['private'])
954 // Or is it from a network where we don't store the global contacts?
955 if (!in_array($item["network"], array(NETWORK_DFRN, NETWORK_DIASPORA, NETWORK_OSTATUS, NETWORK_STATUSNET, "")))
958 // Is it a global copy?
959 $store_gcontact = ($item["uid"] == 0);
961 // Is it a comment on a global copy?
962 if (!$store_gcontact AND ($item["uri"] != $item["parent-uri"])) {
963 $q = q("SELECT `id` FROM `item` WHERE `uri`='%s' AND `uid` = 0", $item["parent-uri"]);
964 $store_gcontact = count($q);
967 if (!$store_gcontact)
970 // "3" means: We don't know this contact directly (Maybe a reshared item)
973 $profile_url = $item["author-link"];
975 // Is it a user from our server?
976 $q = q("SELECT `id` FROM `contact` WHERE `self` AND `nurl` = '%s' LIMIT 1",
977 dbesc(normalise_link($item["author-link"])));
979 logger("Our user (generation 1): ".$item["author-link"], LOGGER_DEBUG);
981 $network = NETWORK_DFRN;
982 } else { // Is it a contact from a user on our server?
983 $q = q("SELECT `network`, `url` FROM `contact` WHERE `uid` != 0 AND `network` != ''
984 AND (`nurl` = '%s' OR `alias` IN ('%s', '%s')) AND `network` != '%s' LIMIT 1",
985 dbesc(normalise_link($item["author-link"])),
986 dbesc(normalise_link($item["author-link"])),
987 dbesc($item["author-link"]),
988 dbesc(NETWORK_STATUSNET));
991 $network = $q[0]["network"];
992 $profile_url = $q[0]["url"];
993 logger("Known contact (generation 2): ".$profile_url, LOGGER_DEBUG);
997 if ($generation == 3)
998 logger("Unknown contact (generation 3): ".$item["author-link"], LOGGER_DEBUG);
1000 poco_check($profile_url, $item["author-name"], $network, $item["author-avatar"], "", "", "", "", "", $item["received"], $generation, $item["contact-id"], $item["uid"]);
1002 // Maybe its a body with a shared item? Then extract a global contact from it.
1003 poco_contact_from_body($item["body"], $item["received"], $item["contact-id"], $item["uid"]);
1006 function count_common_friends($uid,$cid) {
1008 $r = q("SELECT count(*) as `total`
1009 FROM `glink` INNER JOIN `gcontact` on `glink`.`gcid` = `gcontact`.`id`
1010 WHERE `glink`.`cid` = %d AND `glink`.`uid` = %d AND
1011 ((`gcontact`.`last_contact` >= `gcontact`.`last_failure`) OR (`gcontact`.`updated` >= `gcontact`.`last_failure`))
1012 AND `gcontact`.`nurl` IN (select nurl from contact where uid = %d and self = 0 and blocked = 0 and hidden = 0 and id != %d ) ",
1019 // logger("count_common_friends: $uid $cid {$r[0]['total']}");
1021 return $r[0]['total'];
1027 function common_friends($uid,$cid,$start = 0,$limit=9999,$shuffle = false) {
1030 $sql_extra = " order by rand() ";
1032 $sql_extra = " order by `gcontact`.`name` asc ";
1034 $r = q("SELECT `gcontact`.*, `contact`.`id` AS `cid`
1036 INNER JOIN `gcontact` ON `glink`.`gcid` = `gcontact`.`id`
1037 INNER JOIN `contact` ON `gcontact`.`nurl` = `contact`.`nurl`
1038 WHERE `glink`.`cid` = %d and `glink`.`uid` = %d
1039 AND `contact`.`uid` = %d AND `contact`.`self` = 0 AND `contact`.`blocked` = 0
1040 AND `contact`.`hidden` = 0 AND `contact`.`id` != %d
1041 AND ((`gcontact`.`last_contact` >= `gcontact`.`last_failure`) OR (`gcontact`.`updated` >= `gcontact`.`last_failure`))
1042 $sql_extra LIMIT %d, %d",
1056 function count_common_friends_zcid($uid,$zcid) {
1058 $r = q("SELECT count(*) as `total`
1059 FROM `glink` INNER JOIN `gcontact` on `glink`.`gcid` = `gcontact`.`id`
1060 where `glink`.`zcid` = %d
1061 and `gcontact`.`nurl` in (select nurl from contact where uid = %d and self = 0 and blocked = 0 and hidden = 0 ) ",
1067 return $r[0]['total'];
1072 function common_friends_zcid($uid,$zcid,$start = 0, $limit = 9999,$shuffle = false) {
1075 $sql_extra = " order by rand() ";
1077 $sql_extra = " order by `gcontact`.`name` asc ";
1079 $r = q("SELECT `gcontact`.*
1080 FROM `glink` INNER JOIN `gcontact` on `glink`.`gcid` = `gcontact`.`id`
1081 where `glink`.`zcid` = %d
1082 and `gcontact`.`nurl` in (select nurl from contact where uid = %d and self = 0 and blocked = 0 and hidden = 0 )
1083 $sql_extra limit %d, %d",
1095 function count_all_friends($uid,$cid) {
1097 $r = q("SELECT count(*) as `total`
1098 FROM `glink` INNER JOIN `gcontact` on `glink`.`gcid` = `gcontact`.`id`
1099 where `glink`.`cid` = %d and `glink`.`uid` = %d AND
1100 ((`gcontact`.`last_contact` >= `gcontact`.`last_failure`) OR (`gcontact`.`updated` >= `gcontact`.`last_failure`))",
1106 return $r[0]['total'];
1112 function all_friends($uid,$cid,$start = 0, $limit = 80) {
1114 $r = q("SELECT `gcontact`.*, `contact`.`id` AS `cid`
1116 INNER JOIN `gcontact` on `glink`.`gcid` = `gcontact`.`id`
1117 LEFT JOIN `contact` ON `contact`.`nurl` = `gcontact`.`nurl` AND `contact`.`uid` = %d
1118 WHERE `glink`.`cid` = %d AND `glink`.`uid` = %d AND
1119 ((`gcontact`.`last_contact` >= `gcontact`.`last_failure`) OR (`gcontact`.`updated` >= `gcontact`.`last_failure`))
1120 ORDER BY `gcontact`.`name` ASC LIMIT %d, %d ",
1133 function suggestion_query($uid, $start = 0, $limit = 80) {
1138 $network = array(NETWORK_DFRN);
1140 if (get_config('system','diaspora_enabled'))
1141 $network[] = NETWORK_DIASPORA;
1143 if (!get_config('system','ostatus_disabled'))
1144 $network[] = NETWORK_OSTATUS;
1146 $sql_network = implode("', '", $network);
1147 //$sql_network = "'".$sql_network."', ''";
1148 $sql_network = "'".$sql_network."'";
1150 $r = q("SELECT count(glink.gcid) as `total`, gcontact.* from gcontact
1151 INNER JOIN `glink` ON `glink`.`gcid` = `gcontact`.`id`
1152 where uid = %d and not gcontact.nurl in ( select nurl from contact where uid = %d )
1153 AND NOT `gcontact`.`name` IN (SELECT `name` FROM `contact` WHERE `uid` = %d)
1154 AND NOT `gcontact`.`id` IN (SELECT `gcid` FROM `gcign` WHERE `uid` = %d)
1155 AND `gcontact`.`updated` != '0000-00-00 00:00:00'
1156 AND `gcontact`.`last_contact` >= `gcontact`.`last_failure`
1157 AND `gcontact`.`network` IN (%s)
1158 GROUP BY `glink`.`gcid` ORDER BY `gcontact`.`updated` DESC,`total` DESC LIMIT %d, %d",
1168 if(count($r) && count($r) >= ($limit -1))
1171 $r2 = q("SELECT gcontact.* FROM gcontact
1172 INNER JOIN `glink` ON `glink`.`gcid` = `gcontact`.`id`
1173 WHERE `glink`.`uid` = 0 AND `glink`.`cid` = 0 AND `glink`.`zcid` = 0 AND NOT `gcontact`.`nurl` IN (SELECT `nurl` FROM `contact` WHERE `uid` = %d)
1174 AND NOT `gcontact`.`name` IN (SELECT `name` FROM `contact` WHERE `uid` = %d)
1175 AND NOT `gcontact`.`id` IN (SELECT `gcid` FROM `gcign` WHERE `uid` = %d)
1176 AND `gcontact`.`updated` != '0000-00-00 00:00:00'
1177 AND `gcontact`.`last_contact` >= `gcontact`.`last_failure`
1178 AND `gcontact`.`network` IN (%s)
1179 ORDER BY rand() LIMIT %d, %d",
1189 foreach ($r2 AS $suggestion)
1190 $list[$suggestion["nurl"]] = $suggestion;
1192 foreach ($r AS $suggestion)
1193 $list[$suggestion["nurl"]] = $suggestion;
1195 while (sizeof($list) > ($limit))
1201 function update_suggestions() {
1207 /// TODO Check if it is really neccessary to poll the own server
1208 poco_load(0,0,0,$a->get_baseurl() . '/poco');
1210 $done[] = $a->get_baseurl() . '/poco';
1212 if(strlen(get_config('system','directory'))) {
1213 $x = fetch_url(get_server()."/pubsites");
1215 $j = json_decode($x);
1217 foreach($j->entries as $entry) {
1219 poco_check_server($entry->url);
1221 $url = $entry->url . '/poco';
1222 if(! in_array($url,$done))
1223 poco_load(0,0,0,$entry->url . '/poco');
1229 // Query your contacts from Friendica and Redmatrix/Hubzilla for their contacts
1230 $r = q("SELECT DISTINCT(`poco`) AS `poco` FROM `contact` WHERE `network` IN ('%s', '%s')",
1231 dbesc(NETWORK_DFRN), dbesc(NETWORK_DIASPORA)
1235 foreach($r as $rr) {
1236 $base = substr($rr['poco'],0,strrpos($rr['poco'],'/'));
1237 if(! in_array($base,$done))
1238 poco_load(0,0,0,$base);
1243 function poco_discover_federation() {
1244 $last = get_config('poco','last_federation_discovery');
1247 $next = $last + (24 * 60 * 60);
1252 // Discover Friendica, Hubzilla and Diaspora servers
1253 $serverdata = fetch_url("http://the-federation.info/pods.json");
1256 $servers = json_decode($serverdata);
1258 foreach($servers->pods AS $server)
1259 poco_check_server("https://".$server->host);
1262 // Discover GNU Social Servers
1263 if (!get_config('system','ostatus_disabled')) {
1264 $serverdata = "http://gstools.org/api/get_open_instances/";
1266 $result = z_fetch_url($serverdata);
1267 if ($result["success"]) {
1268 $servers = json_decode($result["body"]);
1270 foreach($servers->data AS $server)
1271 poco_check_server($server->instance_address);
1275 set_config('poco','last_federation_discovery', time());
1278 function poco_discover($complete = false) {
1280 // Update the server list
1281 poco_discover_federation();
1285 $requery_days = intval(get_config("system", "poco_requery_days"));
1287 if ($requery_days == 0)
1290 $last_update = date("c", time() - (60 * 60 * 24 * $requery_days));
1292 $r = q("SELECT `poco`, `nurl`, `url`, `network` FROM `gserver` WHERE `last_contact` >= `last_failure` AND `poco` != '' AND `last_poco_query` < '%s' ORDER BY RAND()", dbesc($last_update));
1294 foreach ($r AS $server) {
1296 if (!poco_check_server($server["url"], $server["network"])) {
1297 // The server is not reachable? Okay, then we will try it later
1298 q("UPDATE `gserver` SET `last_poco_query` = '%s' WHERE `nurl` = '%s'", dbesc(datetime_convert()), dbesc($server["nurl"]));
1302 // Fetch all users from the other server
1303 $url = $server["poco"]."/?fields=displayName,urls,photos,updated,network,aboutMe,currentLocation,tags,gender,generation";
1305 logger("Fetch all users from the server ".$server["nurl"], LOGGER_DEBUG);
1307 $retdata = z_fetch_url($url);
1308 if ($retdata["success"]) {
1309 $data = json_decode($retdata["body"]);
1311 poco_discover_server($data, 2);
1313 if (get_config('system','poco_discovery') > 1) {
1315 $timeframe = get_config('system','poco_discovery_since');
1316 if ($timeframe == 0)
1319 $updatedSince = date("Y-m-d H:i:s", time() - $timeframe * 86400);
1321 // Fetch all global contacts from the other server (Not working with Redmatrix and Friendica versions before 3.3)
1322 $url = $server["poco"]."/@global?updatedSince=".$updatedSince."&fields=displayName,urls,photos,updated,network,aboutMe,currentLocation,tags,gender,generation";
1326 $retdata = z_fetch_url($url);
1327 if ($retdata["success"]) {
1328 logger("Fetch all global contacts from the server ".$server["nurl"], LOGGER_DEBUG);
1329 $success = poco_discover_server(json_decode($retdata["body"]));
1332 if (!$success AND (get_config('system','poco_discovery') > 2)) {
1333 logger("Fetch contacts from users of the server ".$server["nurl"], LOGGER_DEBUG);
1334 poco_discover_server_users($data, $server);
1338 q("UPDATE `gserver` SET `last_poco_query` = '%s' WHERE `nurl` = '%s'", dbesc(datetime_convert()), dbesc($server["nurl"]));
1339 if (!$complete AND (--$no_of_queries == 0))
1342 // If the server hadn't replied correctly, then force a sanity check
1343 poco_check_server($server["url"], $server["network"], true);
1345 // If we couldn't reach the server, we will try it some time later
1346 q("UPDATE `gserver` SET `last_poco_query` = '%s' WHERE `nurl` = '%s'", dbesc(datetime_convert()), dbesc($server["nurl"]));
1351 function poco_discover_server_users($data, $server) {
1353 if (!isset($data->entry))
1356 foreach ($data->entry AS $entry) {
1358 if (isset($entry->urls)) {
1359 foreach($entry->urls as $url)
1360 if($url->type == 'profile') {
1361 $profile_url = $url->value;
1362 $urlparts = parse_url($profile_url);
1363 $username = end(explode("/", $urlparts["path"]));
1366 if ($username != "") {
1367 logger("Fetch contacts for the user ".$username." from the server ".$server["nurl"], LOGGER_DEBUG);
1369 // Fetch all contacts from a given user from the other server
1370 $url = $server["poco"]."/".$username."/?fields=displayName,urls,photos,updated,network,aboutMe,currentLocation,tags,gender,generation";
1372 $retdata = z_fetch_url($url);
1373 if ($retdata["success"])
1374 poco_discover_server(json_decode($retdata["body"]), 3);
1379 function poco_discover_server($data, $default_generation = 0) {
1381 if (!isset($data->entry) OR !count($data->entry))
1386 foreach ($data->entry AS $entry) {
1388 $profile_photo = '';
1392 $updated = '0000-00-00 00:00:00';
1397 $generation = $default_generation;
1399 $name = $entry->displayName;
1401 if(isset($entry->urls)) {
1402 foreach($entry->urls as $url) {
1403 if($url->type == 'profile') {
1404 $profile_url = $url->value;
1407 if($url->type == 'webfinger') {
1408 $connect_url = str_replace('acct:' , '', $url->value);
1414 if(isset($entry->photos)) {
1415 foreach($entry->photos as $photo) {
1416 if($photo->type == 'profile') {
1417 $profile_photo = $photo->value;
1423 if(isset($entry->updated))
1424 $updated = date("Y-m-d H:i:s", strtotime($entry->updated));
1426 if(isset($entry->network))
1427 $network = $entry->network;
1429 if(isset($entry->currentLocation))
1430 $location = $entry->currentLocation;
1432 if(isset($entry->aboutMe))
1433 $about = html2bbcode($entry->aboutMe);
1435 if(isset($entry->gender))
1436 $gender = $entry->gender;
1438 if(isset($entry->generation) AND ($entry->generation > 0))
1439 $generation = ++$entry->generation;
1441 if(isset($entry->tags))
1442 foreach($entry->tags as $tag)
1443 $keywords = implode(", ", $tag);
1445 if ($generation > 0) {
1448 logger("Store profile ".$profile_url, LOGGER_DEBUG);
1449 poco_check($profile_url, $name, $network, $profile_photo, $about, $location, $gender, $keywords, $connect_url, $updated, $generation, 0, 0, 0);
1450 logger("Done for profile ".$profile_url, LOGGER_DEBUG);
1457 * @brief Fetch the gcontact id, add an entry if not existed
1459 * @param arr $contact contact array
1460 * @return bool|int Returns false if not found, integer if contact was found
1462 function get_gcontact_id($contact) {
1466 if ($contact["network"] == NETWORK_STATUSNET)
1467 $contact["network"] = NETWORK_OSTATUS;
1469 $r = q("SELECT `id` FROM `gcontact` WHERE `nurl` = '%s' ORDER BY `id` LIMIT 2",
1470 dbesc(normalise_link($contact["url"])));
1473 $gcontact_id = $r[0]["id"];
1475 q("INSERT INTO `gcontact` (`name`, `nick`, `addr` , `network`, `url`, `nurl`, `photo`, `created`, `updated`, `location`, `about`, `generation`)
1476 VALUES ('%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', %d)",
1477 dbesc($contact["name"]),
1478 dbesc($contact["nick"]),
1479 dbesc($contact["addr"]),
1480 dbesc($contact["network"]),
1481 dbesc($contact["url"]),
1482 dbesc(normalise_link($contact["url"])),
1483 dbesc($contact["photo"]),
1484 dbesc(datetime_convert()),
1485 dbesc(datetime_convert()),
1486 dbesc($contact["location"]),
1487 dbesc($contact["about"]),
1488 intval($contact["generation"])
1491 $r = q("SELECT `id` FROM `gcontact` WHERE `nurl` = '%s' ORDER BY `id` LIMIT 2",
1492 dbesc(normalise_link($contact["url"])));
1495 $gcontact_id = $r[0]["id"];
1498 if ((count($r) > 1) AND ($gcontact_id > 0) AND ($contact["url"] != ""))
1499 q("DELETE FROM `gcontact` WHERE `nurl` = '%s' AND `id` != %d",
1500 dbesc(normalise_link($contact["url"])),
1501 intval($gcontact_id));
1503 return $gcontact_id;
1507 * @brief Updates the gcontact table from a given array
1509 * @param arr $contact contact array
1510 * @return bool|int Returns false if not found, integer if contact was found
1512 function update_gcontact($contact) {
1514 /// @todo update contact table as well
1516 $gcontact_id = get_gcontact_id($contact);
1521 $r = q("SELECT `name`, `nick`, `photo`, `location`, `about`, `addr`, `generation`, `birthday`, `gender`, `keywords`,
1522 `hide`, `nsfw`, `network`, `alias`, `notify`, `server_url`, `connect`, `updated`, `url`
1523 FROM `gcontact` WHERE `id` = %d LIMIT 1",
1524 intval($gcontact_id));
1526 // Get all field names
1528 foreach ($r[0] AS $field => $data)
1529 $fields[$field] = $data;
1531 unset($fields["url"]);
1532 unset($fields["updated"]);
1534 // assign all unassigned fields from the database entry
1535 foreach ($fields AS $field => $data)
1536 if (!isset($contact[$field]))
1537 $contact[$field] = $r[0][$field];
1539 if ($contact["network"] == NETWORK_STATUSNET)
1540 $contact["network"] = NETWORK_OSTATUS;
1542 if (!isset($contact["updated"]))
1543 $contact["updated"] = datetime_convert();
1545 // Check if any field changed
1547 unset($fields["generation"]);
1549 foreach ($fields AS $field => $data)
1550 if ($contact[$field] != $r[0][$field])
1553 if ($contact["generation"] < $r[0]["generation"])
1557 q("UPDATE `gcontact` SET `photo` = '%s', `name` = '%s', `nick` = '%s', `addr` = '%s', `network` = '%s',
1558 `birthday` = '%s', `gender` = '%s', `keywords` = '%s', `hide` = %d, `nsfw` = %d,
1559 `alias` = '%s', `notify` = '%s', `url` = '%s',
1560 `location` = '%s', `about` = '%s', `generation` = %d, `updated` = '%s',
1561 `server_url` = '%s', `connect` = '%s'
1562 WHERE `nurl` = '%s' AND (`generation` = 0 OR `generation` >= %d)",
1563 dbesc($contact["photo"]), dbesc($contact["name"]), dbesc($contact["nick"]),
1564 dbesc($contact["addr"]), dbesc($contact["network"]), dbesc($contact["birthday"]),
1565 dbesc($contact["gender"]), dbesc($contact["keywords"]), intval($contact["hide"]),
1566 intval($contact["nsfw"]), dbesc($contact["alias"]), dbesc($contact["notify"]),
1567 dbesc($contact["url"]), dbesc($contact["location"]), dbesc($contact["about"]),
1568 intval($contact["generation"]), dbesc($contact["updated"]),
1569 dbesc($contact["server_url"]), dbesc($contact["connect"]),
1570 dbesc(normalise_link($contact["url"])), intval($contact["generation"]));
1573 return $gcontact_id;
1577 * @brief Updates the gcontact entry from probe
1579 * @param str $url profile link
1581 function update_gcontact_from_probe($url) {
1582 $data = probe_url($url);
1584 if ($data["network"] != NETWORK_PHANTOM)
1585 update_gcontact($data);
1589 * @brief Fetches users of given GNU Social server
1591 * If the "Statistics" plugin is enabled (See http://gstools.org/ for details) we query user data with this.
1593 * @param str $server Server address
1595 function gs_fetch_users($server) {
1597 logger("Fetching users from GNU Social server ".$server, LOGGER_DEBUG);
1601 $url = $server."/main/statistics";
1603 $result = z_fetch_url($url);
1604 if (!$result["success"])
1607 $statistics = json_decode($result["body"]);
1609 if (is_object($statistics->config)) {
1610 if ($statistics->config->instance_with_ssl)
1611 $server = "https://";
1613 $server = "http://";
1615 $server .= $statistics->config->instance_address;
1617 $hostname = $statistics->config->instance_address;
1619 if ($statistics->instance_with_ssl)
1620 $server = "https://";
1622 $server = "http://";
1624 $server .= $statistics->instance_address;
1626 $hostname = $statistics->instance_address;
1629 if (is_object($statistics->users))
1630 foreach ($statistics->users AS $nick => $user) {
1631 $profile_url = $server."/".$user->nickname;
1633 $contact = array("url" => $profile_url,
1634 "name" => $user->fullname,
1635 "addr" => $user->nickname."@".$hostname,
1636 "nick" => $user->nickname,
1637 "about" => $user->bio,
1638 "network" => NETWORK_OSTATUS,
1639 "photo" => $a->get_baseurl()."/images/person-175.jpg");
1640 get_gcontact_id($contact);
1645 * @brief Asking GNU Social server on a regular base for their user data
1648 function gs_discover() {
1650 $requery_days = intval(get_config("system", "poco_requery_days"));
1652 $last_update = date("c", time() - (60 * 60 * 24 * $requery_days));
1654 $r = q("SELECT `nurl`, `url` FROM `gserver` WHERE `last_contact` >= `last_failure` AND `network` = '%s' AND `last_poco_query` < '%s' ORDER BY RAND() LIMIT 5",
1655 dbesc(NETWORK_OSTATUS), dbesc($last_update));
1660 foreach ($r AS $server) {
1661 gs_fetch_users($server["url"]);
1662 q("UPDATE `gserver` SET `last_poco_query` = '%s' WHERE `nurl` = '%s'", dbesc(datetime_convert()), dbesc($server["nurl"]));