<?php
require_once('include/datetime.php');
+require_once("include/Scrape.php");
+require_once("include/html2bbcode.php");
+
+/*
+ To-Do:
+ - Move GNU Social URL schemata (http://server.tld/user/number) to http://server.tld/username
+ - Fetch profile data from profile page for Redmatrix users
+ - Detect if it is a forum
+*/
/*
* poco_load
function poco_load($cid,$uid = 0,$zcid = 0,$url = null) {
+
$a = get_app();
if($cid) {
if(! $url)
return;
- $url = $url . (($uid) ? '/@me/@all?fields=displayName,urls,photos,updated,network,aboutMe,currentLocation,tags,gender' : '?fields=displayName,urls,photos,updated,network,aboutMe,currentLocation,tags,gender') ;
+ $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') ;
logger('poco_load: ' . $url, LOGGER_DEBUG);
$about = '';
$keywords = '';
$gender = '';
+ $generation = 0;
$name = $entry->displayName;
$location = $entry->currentLocation;
if(isset($entry->aboutMe))
- $about = $entry->aboutMe;
+ $about = html2bbcode($entry->aboutMe);
if(isset($entry->gender))
$gender = $entry->gender;
+ if(isset($entry->generation) AND ($entry->generation > 0))
+ $generation = ++$entry->generation;
+
if(isset($entry->tags))
foreach($entry->tags as $tag)
$keywords = implode(", ", $tag);
- if ($network != "") {
- poco_check($profile_url, $name, $network, $profile_photo, $about, $location, $gender, $keywords, $connect_url, $updated, $cid, $uid, $zcid);
-
- // Update the Friendica contacts. Diaspora is doing it via a message. (See include/diaspora.php)
- if (($location != "") OR ($about != "") OR ($keywords != "") OR ($gender != ""))
- q("UPDATE `contact` SET `location` = '%s', `about` = '%s', `keywords` = '%s', `gender` = '%s'
- WHERE `nurl` = '%s' AND NOT `self` AND `network` = '%s'",
- dbesc($location),
- dbesc($about),
- dbesc($keywords),
- dbesc($gender),
- dbesc(normalise_link($profile_url)),
- dbesc(NETWORK_DFRN));
- }
+ // If you query a Friendica server for its profiles, the network has to be Friendica
+ // To-Do: It could also be a Redmatrix server
+ //if ($uid == 0)
+ // $network = NETWORK_DFRN;
+
+ poco_check($profile_url, $name, $network, $profile_photo, $about, $location, $gender, $keywords, $connect_url, $updated, $generation, $cid, $uid, $zcid);
+
+ // Update the Friendica contacts. Diaspora is doing it via a message. (See include/diaspora.php)
+ if (($location != "") OR ($about != "") OR ($keywords != "") OR ($gender != ""))
+ q("UPDATE `contact` SET `location` = '%s', `about` = '%s', `keywords` = '%s', `gender` = '%s'
+ WHERE `nurl` = '%s' AND NOT `self` AND `network` = '%s'",
+ dbesc($location),
+ dbesc($about),
+ dbesc($keywords),
+ dbesc($gender),
+ dbesc(normalise_link($profile_url)),
+ dbesc(NETWORK_DFRN));
}
logger("poco_load: loaded $total entries",LOGGER_DEBUG);
}
-function poco_check($profile_url, $name, $network, $profile_photo, $about, $location, $gender, $keywords, $connect_url, $updated, $cid = 0, $uid = 0, $zcid = 0) {
+function poco_check($profile_url, $name, $network, $profile_photo, $about, $location, $gender, $keywords, $connect_url, $updated, $generation, $cid = 0, $uid = 0, $zcid = 0) {
+
+ $a = get_app();
+
+ // Generation:
+ // 0: No definition
+ // 1: Profiles on this server
+ // 2: Contacts of profiles on this server
+ // 3: Contacts of contacts of profiles on this server
+ // 4: ...
+
$gcid = "";
+ $alternate = poco_alternate_ostatus_url($profile_url);
+
if ($profile_url == "")
return $gcid;
- if (($network == "") OR ($name == "") OR ($profile_photo == "")) {
- require_once("include/Scrape.php");
+ $urlparts = parse_url($profile_url);
+ if (!isset($urlparts["scheme"]))
+ return $gcid;
+
+ if (in_array($urlparts["host"], array("www.facebook.com", "facebook.com", "twitter.com",
+ "identi.ca", "alpha.app.net")))
+ return $gcid;
+
+ $orig_updated = $updated;
+
+ // Don't store the statusnet connector as network
+ // We can't simply set this to NETWORK_OSTATUS since the connector could have fetched posts from friendica as well
+ if ($network == NETWORK_STATUSNET)
+ $network = "";
+
+ // The global contacts should contain the original picture, not the cached one
+ if (($generation != 1) AND stristr(normalise_link($profile_photo), normalise_link($a->get_baseurl()."/photo/")))
+ $profile_photo = "";
+
+ $r = q("SELECT `network` FROM `contact` WHERE `nurl` = '%s' AND `network` != '' AND `network` != '%s' LIMIT 1",
+ dbesc(normalise_link($profile_url)), dbesc(NETWORK_STATUSNET)
+ );
+ if(count($r))
+ $network = $r[0]["network"];
+
+ if (($network == "") OR ($network == NETWORK_OSTATUS)) {
+ $r = q("SELECT `network`, `url` FROM `contact` WHERE `alias` IN ('%s', '%s') AND `network` != '' AND `network` != '%s' LIMIT 1",
+ dbesc($profile_url), dbesc(normalise_link($profile_url)), dbesc(NETWORK_STATUSNET)
+ );
+ if(count($r)) {
+ $network = $r[0]["network"];
+ //$profile_url = $r[0]["url"];
+ }
+ }
+
+ $x = q("SELECT * FROM `gcontact` WHERE `nurl` = '%s' LIMIT 1",
+ dbesc(normalise_link($profile_url))
+ );
+
+ if (count($x)) {
+ if (($network == "") AND ($x[0]["network"] != NETWORK_STATUSNET))
+ $network = $x[0]["network"];
+
+ if ($updated == "0000-00-00 00:00:00")
+ $updated = $x[0]["updated"];
+
+ $created = $x[0]["created"];
+ $server_url = $x[0]["server_url"];
+ $nick = $x[0]["nick"];
+ } else {
+ $created = "0000-00-00 00:00:00";
+ $server_url = "";
+
+ $urlparts = parse_url($profile_url);
+ $nick = end(explode("/", $urlparts["path"]));
+ }
+
+ if ((($network == "") OR ($name == "") OR ($profile_photo == "") OR ($server_url == "") OR $alternate)
+ AND poco_reachable($profile_url, $server_url, $network, false)) {
+ $data = probe_url($profile_url);
+
+ $orig_profile = $profile_url;
- $data = probe_url($profile_url, PROBE_DIASPORA);
$network = $data["network"];
$name = $data["name"];
+ $nick = $data["nick"];
+ $profile_url = $data["url"];
$profile_photo = $data["photo"];
+ $server_url = $data["baseurl"];
+
+ if ($alternate AND ($network == NETWORK_OSTATUS)) {
+ // Delete the old entry - if it exists
+ $r = q("SELECT `id` FROM `gcontact` WHERE `nurl` = '%s'", dbesc(normalise_link($orig_profile)));
+ if ($r) {
+ q("DELETE FROM `gcontact` WHERE `nurl` = '%s'", dbesc(normalise_link($orig_profile)));
+ q("DELETE FROM `glink` WHERE `gcid` = %d", intval($r[0]["id"]));
+ }
+
+ // possibly create a new entry
+ poco_check($profile_url, $name, $network, $profile_photo, $about, $location, $gender, $keywords, $connect_url, $updated, $generation, $cid, $uid, $zcid);
+ }
}
- if (!in_array($network, array(NETWORK_DFRN, NETWORK_OSTATUS, NETWORK_DIASPORA, NETWORK_STATUSNET)))
+ if ($alternate AND ($network == NETWORK_OSTATUS))
return $gcid;
+ if (count($x) AND ($x[0]["network"] == "") AND ($network != "")) {
+ q("UPDATE `gcontact` SET `network` = '%s' WHERE `nurl` = '%s'",
+ dbesc($network),
+ dbesc(normalise_link($profile_url))
+ );
+ }
+
if (($name == "") OR ($profile_photo == ""))
return $gcid;
- logger("profile-check URL: ".$profile_url." name: ".$name." avatar: ".$profile_photo, LOGGER_DEBUG);
+ if (!in_array($network, array(NETWORK_DFRN, NETWORK_OSTATUS, NETWORK_DIASPORA)))
+ return $gcid;
- $x = q("SELECT * FROM `gcontact` WHERE `nurl` = '%s' LIMIT 1",
- dbesc(normalise_link($profile_url))
- );
+ logger("profile-check generation: ".$generation." Network: ".$network." URL: ".$profile_url." name: ".$name." avatar: ".$profile_photo, LOGGER_DEBUG);
+
+ poco_check_server($server_url, $network);
if(count($x)) {
$gcid = $x[0]['id'];
if (($keywords == "") AND ($x[0]['keywords'] != ""))
$keywords = $x[0]['keywords'];
+ if (($generation == 0) AND ($x[0]['generation'] > 0))
+ $generation = $x[0]['generation'];
+
if($x[0]['name'] != $name || $x[0]['photo'] != $profile_photo || $x[0]['updated'] < $updated) {
- q("update gcontact set `name` = '%s', `network` = '%s', `photo` = '%s', `connect` = '%s', `url` = '%s',
- `updated` = '%s', `location` = '%s', `about` = '%s', `keywords` = '%s', `gender` = '%s'
- where `nurl` = '%s'",
+ q("UPDATE `gcontact` SET `name` = '%s', `network` = '%s', `photo` = '%s', `connect` = '%s', `url` = '%s', `server_url` = '%s',
+ `updated` = '%s', `location` = '%s', `about` = '%s', `keywords` = '%s', `gender` = '%s', `generation` = %d
+ WHERE (`generation` >= %d OR `generation` = 0) AND `nurl` = '%s'",
dbesc($name),
dbesc($network),
dbesc($profile_photo),
dbesc($connect_url),
dbesc($profile_url),
+ dbesc($server_url),
dbesc($updated),
dbesc($location),
dbesc($about),
dbesc($keywords),
dbesc($gender),
+ intval($generation),
+ intval($generation),
dbesc(normalise_link($profile_url))
);
}
} else {
- q("insert into `gcontact` (`name`,`network`, `url`,`nurl`,`photo`,`connect`, `updated`, `location`, `about`, `keywords`, `gender`)
- values ('%s', '%s', '%s', '%s', '%s','%s', '%s', '%s', '%s', '%s', '%s')",
+ q("INSERT INTO `gcontact` (`name`, `nick`, `network`, `url`, `nurl`, `photo`, `connect`, `server_url`, `created`, `updated`, `location`, `about`, `keywords`, `gender`, `generation`)
+ VALUES ('%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', %d)",
dbesc($name),
+ dbesc($nick),
dbesc($network),
dbesc($profile_url),
dbesc(normalise_link($profile_url)),
dbesc($profile_photo),
dbesc($connect_url),
+ dbesc($server_url),
+ dbesc(datetime_convert()),
dbesc($updated),
dbesc($location),
dbesc($about),
dbesc($keywords),
- dbesc($gender)
+ dbesc($gender),
+ intval($generation)
);
$x = q("SELECT * FROM `gcontact` WHERE `nurl` = '%s' LIMIT 1",
dbesc(normalise_link($profile_url))
return $gcid;
}
+function poco_reachable($profile, $server = "", $network = "", $force = false) {
+
+ if ($server == "")
+ $server = poco_detect_server($profile);
+
+ if ($server == "")
+ return true;
+
+ return poco_check_server($server, $network, $force);
+}
+
+function poco_detect_server($profile) {
+
+ // Try to detect the server path based upon some known standard paths
+ $server_url = "";
+
+ if ($server_url == "") {
+ $friendica = preg_replace("=(https?://)(.*)/profile/(.*)=ism", "$1$2", $profile);
+ if ($friendica != $profile) {
+ $server_url = $friendica;
+ $network = NETWORK_DFRN;
+ }
+ }
+
+ if ($server_url == "") {
+ $diaspora = preg_replace("=(https?://)(.*)/u/(.*)=ism", "$1$2", $profile);
+ if ($diaspora != $profile) {
+ $server_url = $diaspora;
+ $network = NETWORK_DIASPORA;
+ }
+ }
+
+ if ($server_url == "") {
+ $red = preg_replace("=(https?://)(.*)/channel/(.*)=ism", "$1$2", $profile);
+ if ($red != $profile) {
+ $server_url = $red;
+ $network = NETWORK_DIASPORA;
+ }
+ }
+
+ return $server_url;
+}
+
+function poco_alternate_ostatus_url($url) {
+ return(preg_match("=https?://.+/user/\d+=ism", $url, $matches));
+}
+
+function poco_last_updated($profile, $force = false) {
+
+ $gcontacts = q("SELECT * FROM `gcontact` WHERE `nurl` = '%s'",
+ dbesc(normalise_link($profile)));
+
+ if ($gcontacts[0]["created"] == "0000-00-00 00:00:00")
+ q("UPDATE `gcontact` SET `created` = '%s' WHERE `nurl` = '%s'",
+ dbesc(datetime_convert()), dbesc(normalise_link($profile)));
+
+ if ($gcontacts[0]["server_url"] != "")
+ $server_url = $gcontacts[0]["server_url"];
+ else
+ $server_url = poco_detect_server($profile);
+
+ if ($server_url != "") {
+ if (!poco_check_server($server_url, $gcontacts[0]["network"], $force)) {
+
+ if ($force)
+ q("UPDATE `gcontact` SET `last_failure` = '%s' WHERE `nurl` = '%s'",
+ dbesc(datetime_convert()), dbesc(normalise_link($profile)));
+
+ return false;
+ }
+
+ q("UPDATE `gcontact` SET `server_url` = '%s' WHERE `nurl` = '%s'",
+ dbesc($server_url), dbesc(normalise_link($profile)));
+ }
+
+ if (in_array($gcontacts[0]["network"], array("", NETWORK_FEED))) {
+ $server = q("SELECT `network` FROM `gserver` WHERE `nurl` = '%s' AND `network` != ''",
+ dbesc(normalise_link($server_url)));
+
+ if ($server)
+ q("UPDATE `gcontact` SET `network` = '%s' WHERE `nurl` = '%s'",
+ dbesc($server[0]["network"]), dbesc(normalise_link($profile)));
+ else
+ return;
+ }
+
+ // noscrape is really fast so we don't cache the call.
+ if (($gcontacts[0]["server_url"] != "") AND ($gcontacts[0]["nick"] != "")) {
+
+ // Use noscrape if possible
+ $server = q("SELECT `noscrape` FROM `gserver` WHERE `nurl` = '%s' AND `noscrape` != ''", dbesc(normalise_link($gcontacts[0]["server_url"])));
+
+ if ($server) {
+ $noscraperet = z_fetch_url($server[0]["noscrape"]."/".$gcontacts[0]["nick"]);
+
+ if ($noscraperet["success"] AND ($noscraperet["body"] != "")) {
+
+ $noscrape = json_decode($noscraperet["body"], true);
+
+ if (($noscrape["fn"] != "") AND ($noscrape["fn"] != $gcontacts[0]["name"]))
+ q("UPDATE `gcontact` SET `name` = '%s' WHERE `nurl` = '%s'",
+ dbesc($noscrape["fn"]), dbesc(normalise_link($profile)));
+
+ if (($noscrape["photo"] != "") AND ($noscrape["photo"] != $gcontacts[0]["photo"]))
+ q("UPDATE `gcontact` SET `photo` = '%s' WHERE `nurl` = '%s'",
+ dbesc($noscrape["photo"]), dbesc(normalise_link($profile)));
+
+ if (($noscrape["updated"] != "") AND ($noscrape["updated"] != $gcontacts[0]["updated"]))
+ q("UPDATE `gcontact` SET `updated` = '%s' WHERE `nurl` = '%s'",
+ dbesc($noscrape["updated"]), dbesc(normalise_link($profile)));
+
+ if (($noscrape["gender"] != "") AND ($noscrape["gender"] != $gcontacts[0]["gender"]))
+ q("UPDATE `gcontact` SET `gender` = '%s' WHERE `nurl` = '%s'",
+ dbesc($noscrape["gender"]), dbesc(normalise_link($profile)));
+
+ if (($noscrape["pdesc"] != "") AND ($noscrape["pdesc"] != $gcontacts[0]["about"]))
+ q("UPDATE `gcontact` SET `about` = '%s' WHERE `nurl` = '%s'",
+ dbesc($noscrape["pdesc"]), dbesc(normalise_link($profile)));
+
+ if (($noscrape["about"] != "") AND ($noscrape["about"] != $gcontacts[0]["about"]))
+ q("UPDATE `gcontact` SET `about` = '%s' WHERE `nurl` = '%s'",
+ dbesc($noscrape["about"]), dbesc(normalise_link($profile)));
+
+ if (isset($noscrape["comm"]) AND ($noscrape["comm"] != $gcontacts[0]["community"]))
+ q("UPDATE `gcontact` SET `community` = %d WHERE `nurl` = '%s'",
+ intval($noscrape["comm"]), dbesc(normalise_link($profile)));
+
+ if (isset($noscrape["tags"]))
+ $keywords = implode(" ", $noscrape["tags"]);
+ else
+ $keywords = "";
+
+ if (($keywords != "") AND ($keywords != $gcontacts[0]["keywords"]))
+ q("UPDATE `gcontact` SET `keywords` = '%s' WHERE `nurl` = '%s'",
+ dbesc($keywords), dbesc(normalise_link($profile)));
+
+ $location = $noscrape["locality"];
+
+ if ($noscrape["region"] != "") {
+ if ($location != "")
+ $location .= ", ";
+
+ $location .= $noscrape["region"];
+ }
+
+ if ($noscrape["country-name"] != "") {
+ if ($location != "")
+ $location .= ", ";
+
+ $location .= $noscrape["country-name"];
+ }
+
+ if (($location != "") AND ($location != $gcontacts[0]["location"]))
+ q("UPDATE `gcontact` SET `location` = '%s' WHERE `nurl` = '%s'",
+ dbesc($location), dbesc(normalise_link($profile)));
+
+ // If we got data from noscrape then mark the contact as reachable
+ if (is_array($noscrape) AND count($noscrape))
+ q("UPDATE `gcontact` SET `last_contact` = '%s' WHERE `nurl` = '%s'",
+ dbesc(datetime_convert()), dbesc(normalise_link($profile)));
+
+ return $noscrape["updated"];
+ }
+ }
+ }
+
+ // If we only can poll the feed, then we only do this once a while
+ if (!$force AND !poco_do_update($gcontacts[0]["created"], $gcontacts[0]["updated"], $gcontacts[0]["last_failure"], $gcontacts[0]["last_contact"]))
+ return $gcontacts[0]["updated"];
+
+ $data = probe_url($profile);
+
+ // Is the profile link the alternate OStatus link notation? (http://domain.tld/user/4711)
+ // Then check the other link and delete this one
+ if (($data["network"] == NETWORK_OSTATUS) AND poco_alternate_ostatus_url($profile) AND
+ (normalise_link($profile) == normalise_link($data["alias"])) AND
+ (normalise_link($profile) != normalise_link($data["url"]))) {
+
+ // Delete the old entry
+ q("DELETE FROM `gcontact` WHERE `nurl` = '%s'", dbesc(normalise_link($profile)));
+ q("DELETE FROM `glink` WHERE `gcid` = %d", intval($gcontacts[0]["id"]));
+
+ poco_check($data["url"], $data["name"], $data["network"], $data["photo"], $gcontacts[0]["about"], $gcontacts[0]["location"],
+ $gcontacts[0]["gender"], $gcontacts[0]["keywords"], $data["addr"], $gcontacts[0]["updated"], $gcontacts[0]["generation"]);
+
+ poco_last_updated($data["url"], $force);
+
+ return false;
+ }
+
+ if (($data["poll"] == "") OR (in_array($data["network"], array(NETWORK_FEED, NETWORK_PHANTOM)))) {
+ q("UPDATE `gcontact` SET `last_failure` = '%s' WHERE `nurl` = '%s'",
+ dbesc(datetime_convert()), dbesc(normalise_link($profile)));
+ return false;
+ }
+
+ if (($data["name"] != "") AND ($data["name"] != $gcontacts[0]["name"]))
+ q("UPDATE `gcontact` SET `name` = '%s' WHERE `nurl` = '%s'",
+ dbesc($data["name"]), dbesc(normalise_link($profile)));
+
+ if (($data["nick"] != "") AND ($data["nick"] != $gcontacts[0]["nick"]))
+ q("UPDATE `gcontact` SET `nick` = '%s' WHERE `nurl` = '%s'",
+ dbesc($data["nick"]), dbesc(normalise_link($profile)));
+
+ if (($data["addr"] != "") AND ($data["addr"] != $gcontacts[0]["connect"]))
+ q("UPDATE `gcontact` SET `connect` = '%s' WHERE `nurl` = '%s'",
+ dbesc($data["addr"]), dbesc(normalise_link($profile)));
+
+ if (($data["photo"] != "") AND ($data["photo"] != $gcontacts[0]["photo"]))
+ q("UPDATE `gcontact` SET `photo` = '%s' WHERE `nurl` = '%s'",
+ dbesc($data["photo"]), dbesc(normalise_link($profile)));
+
+ if (($data["baseurl"] != "") AND ($data["baseurl"] != $gcontacts[0]["server_url"]))
+ q("UPDATE `gcontact` SET `server_url` = '%s' WHERE `nurl` = '%s'",
+ dbesc($data["baseurl"]), dbesc(normalise_link($profile)));
+
+ $feedret = z_fetch_url($data["poll"]);
+
+ if (!$feedret["success"]) {
+ q("UPDATE `gcontact` SET `last_failure` = '%s' WHERE `nurl` = '%s'",
+ dbesc(datetime_convert()), dbesc(normalise_link($profile)));
+ return false;
+ }
+
+ $doc = new DOMDocument();
+ @$doc->loadXML($feedret["body"]);
+
+ $xpath = new DomXPath($doc);
+ $xpath->registerNamespace('atom', "http://www.w3.org/2005/Atom");
+
+ $entries = $xpath->query('/atom:feed/atom:entry');
+
+ $last_updated = "";
+
+ foreach ($entries AS $entry) {
+ $published = $xpath->query('atom:published/text()', $entry)->item(0)->nodeValue;
+ $updated = $xpath->query('atom:updated/text()', $entry)->item(0)->nodeValue;
+
+ if ($last_updated < $published)
+ $last_updated = $published;
+
+ if ($last_updated < $updated)
+ $last_updated = $updated;
+ }
+
+ // Maybe there aren't any entries. Then check if it is a valid feed
+ if ($last_updated == "")
+ if ($xpath->query('/atom:feed')->length > 0)
+ $last_updated = "0000-00-00 00:00:00";
+
+ q("UPDATE `gcontact` SET `updated` = '%s', `last_contact` = '%s' WHERE `nurl` = '%s'",
+ dbesc($last_updated), dbesc(datetime_convert()), dbesc(normalise_link($profile)));
+
+ if (($gcontacts[0]["generation"] == 0))
+ q("UPDATE `gcontact` SET `generation` = 9 WHERE `nurl` = '%s'",
+ dbesc(normalise_link($profile)));
+
+ return($last_updated);
+}
+
+function poco_do_update($created, $updated, $last_failure, $last_contact) {
+ $now = strtotime(datetime_convert());
+
+ if ($updated > $last_contact)
+ $contact_time = strtotime($updated);
+ else
+ $contact_time = strtotime($last_contact);
+
+ $failure_time = strtotime($last_failure);
+ $created_time = strtotime($created);
+
+ // If there is no "created" time then use the current time
+ if ($created_time <= 0)
+ $created_time = $now;
+
+ // If the last contact was less than 24 hours then don't update
+ if (($now - $contact_time) < (60 * 60 * 24))
+ return false;
+
+ // If the last failure was less than 24 hours then don't update
+ if (($now - $failure_time) < (60 * 60 * 24))
+ return false;
+
+ // If the last contact was less than a week ago and the last failure is older than a week then don't update
+ //if ((($now - $contact_time) < (60 * 60 * 24 * 7)) AND ($contact_time > $failure_time))
+ // return false;
+
+ // If the last contact time was more than a week ago and the contact was created more than a week ago, then only try once a week
+ if ((($now - $contact_time) > (60 * 60 * 24 * 7)) AND (($now - $created_time) > (60 * 60 * 24 * 7)) AND (($now - $failure_time) < (60 * 60 * 24 * 7)))
+ return false;
+
+ // If the last contact time was more than a month ago and the contact was created more than a month ago, then only try once a month
+ if ((($now - $contact_time) > (60 * 60 * 24 * 30)) AND (($now - $created_time) > (60 * 60 * 24 * 30)) AND (($now - $failure_time) < (60 * 60 * 24 * 30)))
+ return false;
+
+ return true;
+}
+
+function poco_to_boolean($val) {
+ if (($val == "true") OR ($val == 1))
+ return(true);
+ if (($val == "false") OR ($val == 0))
+ return(false);
+
+ return ($val);
+}
+
+function poco_check_server($server_url, $network = "", $force = false) {
+
+ if ($server_url == "")
+ return false;
+
+ $servers = q("SELECT * FROM `gserver` WHERE `nurl` = '%s'", dbesc(normalise_link($server_url)));
+ if ($servers) {
+
+ if ($servers[0]["created"] == "0000-00-00 00:00:00")
+ q("UPDATE `gserver` SET `created` = '%s' WHERE `nurl` = '%s'",
+ dbesc(datetime_convert()), dbesc(normalise_link($server_url)));
+
+ $poco = $servers[0]["poco"];
+ $noscrape = $servers[0]["noscrape"];
+
+ if ($network == "")
+ $network = $servers[0]["network"];
+
+ $last_contact = $servers[0]["last_contact"];
+ $last_failure = $servers[0]["last_failure"];
+ $version = $servers[0]["version"];
+ $platform = $servers[0]["platform"];
+ $site_name = $servers[0]["site_name"];
+ $info = $servers[0]["info"];
+ $register_policy = $servers[0]["register_policy"];
+
+ if (!$force AND !poco_do_update($servers[0]["created"], "", $last_failure, $last_contact)) {
+ logger("Use cached data for server ".$server_url, LOGGER_DEBUG);
+ return ($last_contact >= $last_failure);
+ }
+ } else {
+ $poco = "";
+ $noscrape = "";
+ $version = "";
+ $platform = "";
+ $site_name = "";
+ $info = "";
+ $register_policy = -1;
+
+ $last_contact = "0000-00-00 00:00:00";
+ $last_failure = "0000-00-00 00:00:00";
+ }
+ logger("Server ".$server_url." is outdated or unknown. Start discovery. Force: ".$force." Created: ".$servers[0]["created"]." Failure: ".$last_failure." Contact: ".$last_contact, LOGGER_DEBUG);
+
+ $failure = false;
+ $orig_last_failure = $last_failure;
+
+ // Check if the page is accessible via SSL.
+ $server_url = str_replace("http://", "https://", $server_url);
+ $serverret = z_fetch_url($server_url."/.well-known/host-meta");
+
+ // Maybe the page is unencrypted only?
+ $xmlobj = @simplexml_load_string($serverret["body"],'SimpleXMLElement',0, "http://docs.oasis-open.org/ns/xri/xrd-1.0");
+ if (!$serverret["success"] OR ($serverret["body"] == "") OR (@sizeof($xmlobj) == 0) OR !is_object($xmlobj)) {
+ $server_url = str_replace("https://", "http://", $server_url);
+ $serverret = z_fetch_url($server_url."/.well-known/host-meta");
+
+ $xmlobj = @simplexml_load_string($serverret["body"],'SimpleXMLElement',0, "http://docs.oasis-open.org/ns/xri/xrd-1.0");
+ }
+
+ if (!$serverret["success"] OR ($serverret["body"] == "") OR (sizeof($xmlobj) == 0) OR !is_object($xmlobj)) {
+ $last_failure = datetime_convert();
+ $failure = true;
+ } elseif ($network == NETWORK_DIASPORA)
+ $last_contact = datetime_convert();
+
+ if (!$failure) {
+ // Test for Diaspora
+ $serverret = z_fetch_url($server_url);
+
+ $lines = explode("\n",$serverret["header"]);
+ if(count($lines))
+ foreach($lines as $line) {
+ $line = trim($line);
+ if(stristr($line,'X-Diaspora-Version:')) {
+ $platform = "Diaspora";
+ $version = trim(str_replace("X-Diaspora-Version:", "", $line));
+ $version = trim(str_replace("x-diaspora-version:", "", $version));
+ $network = NETWORK_DIASPORA;
+ }
+ }
+ }
+
+ if (!$failure) {
+ // Test for Statusnet
+ // Will also return data for Friendica and GNU Social - but it will be overwritten later
+ // The "not implemented" is a special treatment for really, really old Friendica versions
+ $serverret = z_fetch_url($server_url."/api/statusnet/version.json");
+ if ($serverret["success"] AND ($serverret["body"] != '{"error":"not implemented"}') AND ($serverret["body"] != '') AND (strlen($serverret["body"]) < 250)) {
+ $platform = "StatusNet";
+ $version = trim($serverret["body"], '"');
+ $network = NETWORK_OSTATUS;
+ }
+
+ // Test for GNU Social
+ $serverret = z_fetch_url($server_url."/api/gnusocial/version.json");
+ if ($serverret["success"] AND ($serverret["body"] != '{"error":"not implemented"}') AND ($serverret["body"] != '') AND (strlen($serverret["body"]) < 250)) {
+ $platform = "GNU Social";
+ $version = trim($serverret["body"], '"');
+ $network = NETWORK_OSTATUS;
+ }
+
+ $serverret = z_fetch_url($server_url."/api/statusnet/config.json");
+ if ($serverret["success"]) {
+ $data = json_decode($serverret["body"]);
+
+ if (isset($data->site->server)) {
+ $last_contact = datetime_convert();
+
+ if (isset($data->site->hubzilla)) {
+ $platform = $data->site->hubzilla->PLATFORM_NAME;
+ $version = $data->site->hubzilla->RED_VERSION;
+ $network = NETWORK_DIASPORA;
+ }
+ if (isset($data->site->redmatrix)) {
+ if (isset($data->site->redmatrix->PLATFORM_NAME))
+ $platform = $data->site->redmatrix->PLATFORM_NAME;
+ elseif (isset($data->site->redmatrix->RED_PLATFORM))
+ $platform = $data->site->redmatrix->RED_PLATFORM;
+
+ $version = $data->site->redmatrix->RED_VERSION;
+ $network = NETWORK_DIASPORA;
+ }
+ if (isset($data->site->friendica)) {
+ $platform = $data->site->friendica->FRIENDICA_PLATFORM;
+ $version = $data->site->friendica->FRIENDICA_VERSION;
+ $network = NETWORK_DFRN;
+ }
+
+ $site_name = $data->site->name;
+
+ $data->site->closed = poco_to_boolean($data->site->closed);
+ $data->site->private = poco_to_boolean($data->site->private);
+ $data->site->inviteonly = poco_to_boolean($data->site->inviteonly);
+
+ if (!$data->site->closed AND !$data->site->private and $data->site->inviteonly)
+ $register_policy = REGISTER_APPROVE;
+ elseif (!$data->site->closed AND !$data->site->private)
+ $register_policy = REGISTER_OPEN;
+ else
+ $register_policy = REGISTER_CLOSED;
+ }
+ }
+ }
+
+ // Query statistics.json. Optional package for Diaspora, Friendica and Redmatrix
+ if (!$failure) {
+ $serverret = z_fetch_url($server_url."/statistics.json");
+ if ($serverret["success"]) {
+ $data = json_decode($serverret["body"]);
+ if ($version == "")
+ $version = $data->version;
+
+ $site_name = $data->name;
+
+ if (isset($data->network) AND ($platform == ""))
+ $platform = $data->network;
+
+ if ($platform == "Diaspora")
+ $network = NETWORK_DIASPORA;
+
+ if ($data->registrations_open)
+ $register_policy = REGISTER_OPEN;
+ else
+ $register_policy = REGISTER_CLOSED;
+
+ if (isset($data->version))
+ $last_contact = datetime_convert();
+ }
+ }
+
+ // Check for noscrape
+ // Friendica servers could be detected as OStatus servers
+ if (!$failure AND in_array($network, array(NETWORK_DFRN, NETWORK_OSTATUS))) {
+ $serverret = z_fetch_url($server_url."/friendica/json");
+
+ if (!$serverret["success"])
+ $serverret = z_fetch_url($server_url."/friendika/json");
+
+ if ($serverret["success"]) {
+ $data = json_decode($serverret["body"]);
+
+ if (isset($data->version)) {
+ $last_contact = datetime_convert();
+ $network = NETWORK_DFRN;
+
+ $noscrape = $data->no_scrape_url;
+ $version = $data->version;
+ $site_name = $data->site_name;
+ $info = $data->info;
+ $register_policy_str = $data->register_policy;
+ $platform = $data->platform;
+
+ switch ($register_policy_str) {
+ case "REGISTER_CLOSED":
+ $register_policy = REGISTER_CLOSED;
+ break;
+ case "REGISTER_APPROVE":
+ $register_policy = REGISTER_APPROVE;
+ break;
+ case "REGISTER_OPEN":
+ $register_policy = REGISTER_OPEN;
+ break;
+ }
+ }
+ }
+ }
+
+ // Look for poco
+ if (!$failure) {
+ $serverret = z_fetch_url($server_url."/poco");
+ if ($serverret["success"]) {
+ $data = json_decode($serverret["body"]);
+ if (isset($data->totalResults)) {
+ $poco = $server_url."/poco";
+ $last_contact = datetime_convert();
+ }
+ }
+ }
+
+ // Check again if the server exists
+ $servers = q("SELECT `nurl` FROM `gserver` WHERE `nurl` = '%s'", dbesc(normalise_link($server_url)));
+
+ if ($servers)
+ q("UPDATE `gserver` SET `url` = '%s', `version` = '%s', `site_name` = '%s', `info` = '%s', `register_policy` = %d, `poco` = '%s', `noscrape` = '%s',
+ `network` = '%s', `platform` = '%s', `last_contact` = '%s', `last_failure` = '%s' WHERE `nurl` = '%s'",
+ dbesc($server_url),
+ dbesc($version),
+ dbesc($site_name),
+ dbesc($info),
+ intval($register_policy),
+ dbesc($poco),
+ dbesc($noscrape),
+ dbesc($network),
+ dbesc($platform),
+ dbesc($last_contact),
+ dbesc($last_failure),
+ dbesc(normalise_link($server_url))
+ );
+ else
+ q("INSERT INTO `gserver` (`url`, `nurl`, `version`, `site_name`, `info`, `register_policy`, `poco`, `noscrape`, `network`, `platform`, `created`, `last_contact`, `last_failure`)
+ VALUES ('%s', '%s', '%s', '%s', '%s', %d, '%s', '%s', '%s', '%s', '%s', '%s', '%s')",
+ dbesc($server_url),
+ dbesc(normalise_link($server_url)),
+ dbesc($version),
+ dbesc($site_name),
+ dbesc($info),
+ intval($register_policy),
+ dbesc($poco),
+ dbesc($noscrape),
+ dbesc($network),
+ dbesc($platform),
+ dbesc(datetime_convert()),
+ dbesc($last_contact),
+ dbesc($last_failure),
+ dbesc(datetime_convert())
+ );
+
+ logger("End discovery for server ".$server_url, LOGGER_DEBUG);
+
+ return !$failure;
+}
+
function poco_contact_from_body($body, $created, $cid, $uid) {
preg_replace_callback("/\[share(.*?)\].*?\[\/share\]/ism",
function ($match) use ($created, $cid, $uid){
}
function sub_poco_from_share($share, $created, $cid, $uid) {
- $profile = "";
- preg_match("/profile='(.*?)'/ism", $share[1], $matches);
- if ($matches[1] != "")
- $profile = $matches[1];
+ $profile = "";
+ preg_match("/profile='(.*?)'/ism", $share[1], $matches);
+ if ($matches[1] != "")
+ $profile = $matches[1];
- preg_match('/profile="(.*?)"/ism', $share[1], $matches);
- if ($matches[1] != "")
- $profile = $matches[1];
+ preg_match('/profile="(.*?)"/ism', $share[1], $matches);
+ if ($matches[1] != "")
+ $profile = $matches[1];
if ($profile == "")
return;
logger("prepare poco_check for profile ".$profile, LOGGER_DEBUG);
- poco_check($profile, "", "", "", "", "", "", "", "", $created, $cid, $uid);
+ poco_check($profile, "", "", "", "", "", "", "", "", $created, 3, $cid, $uid);
+}
+
+function poco_store($item) {
+
+ // Isn't it public?
+ if ($item['private'])
+ return;
+
+ // Or is it from a network where we don't store the global contacts?
+ if (!in_array($item["network"], array(NETWORK_DFRN, NETWORK_DIASPORA, NETWORK_OSTATUS, NETWORK_STATUSNET, "")))
+ return;
+
+ // Is it a global copy?
+ $store_gcontact = ($item["uid"] == 0);
+
+ // Is it a comment on a global copy?
+ if (!$store_gcontact AND ($item["uri"] != $item["parent-uri"])) {
+ $q = q("SELECT `id` FROM `item` WHERE `uri`='%s' AND `uid` = 0", $item["parent-uri"]);
+ $store_gcontact = count($q);
+ }
+
+ if (!$store_gcontact)
+ return;
+
+ // "3" means: We don't know this contact directly (Maybe a reshared item)
+ $generation = 3;
+ $network = "";
+ $profile_url = $item["author-link"];
+
+ // Is it a user from our server?
+ $q = q("SELECT `id` FROM `contact` WHERE `self` AND `nurl` = '%s' LIMIT 1",
+ dbesc(normalise_link($item["author-link"])));
+ if (count($q)) {
+ logger("Our user (generation 1): ".$item["author-link"], LOGGER_DEBUG);
+ $generation = 1;
+ $network = NETWORK_DFRN;
+ } else { // Is it a contact from a user on our server?
+ $q = q("SELECT `network`, `url` FROM `contact` WHERE `uid` != 0 AND `network` != ''
+ AND (`nurl` = '%s' OR `alias` IN ('%s', '%s')) AND `network` != '%s' LIMIT 1",
+ dbesc(normalise_link($item["author-link"])),
+ dbesc(normalise_link($item["author-link"])),
+ dbesc($item["author-link"]),
+ dbesc(NETWORK_STATUSNET));
+ if (count($q)) {
+ $generation = 2;
+ $network = $q[0]["network"];
+ $profile_url = $q[0]["url"];
+ logger("Known contact (generation 2): ".$profile_url, LOGGER_DEBUG);
+ }
+ }
+
+ if ($generation == 3)
+ logger("Unknown contact (generation 3): ".$item["author-link"], LOGGER_DEBUG);
+
+ poco_check($profile_url, $item["author-name"], $network, $item["author-avatar"], "", "", "", "", "", $item["received"], $generation, $item["contact-id"], $item["uid"]);
+
+ // Maybe its a body with a shared item? Then extract a global contact from it.
+ poco_contact_from_body($item["body"], $item["received"], $item["contact-id"], $item["uid"]);
}
function count_common_friends($uid,$cid) {
and not gcontact.name in ( select name from contact where uid = %d )
and not gcontact.id in ( select gcid from gcign where uid = %d )
AND `gcontact`.`updated` != '0000-00-00 00:00:00'
+ AND `gcontact`.`last_contact` >= `gcontact`.`last_failure`
AND `gcontact`.`network` IN (%s)
group by glink.gcid order by gcontact.updated desc,total desc limit %d, %d ",
intval($uid),
$done = array();
+ // To-Do: Check if it is really neccessary to poll the own server
poco_load(0,0,0,$a->get_baseurl() . '/poco');
$done[] = $a->get_baseurl() . '/poco';
- if(strlen(get_config('system','directory_submit_url'))) {
- $x = fetch_url('http://dir.friendica.com/pubsites');
+ if(strlen(get_config('system','directory'))) {
+ $x = fetch_url(get_server()."/pubsites");
if($x) {
$j = json_decode($x);
if($j->entries) {
foreach($j->entries as $entry) {
+
+ poco_check_server($entry->url);
+
$url = $entry->url . '/poco';
if(! in_array($url,$done))
poco_load(0,0,0,$entry->url . '/poco');
}
}
- $r = q("select distinct(poco) as poco from contact where network = '%s'",
- dbesc(NETWORK_DFRN)
+ // Query your contacts from Friendica and Redmatrix/Hubzilla for their contacts
+ $r = q("SELECT DISTINCT(`poco`) AS `poco` FROM `contact` WHERE `network` IN ('%s', '%s')",
+ dbesc(NETWORK_DFRN), dbesc(NETWORK_DIASPORA)
);
if(count($r)) {
}
}
}
+
+function poco_discover_federation() {
+ $last = get_config('poco','last_federation_discovery');
+
+ if($last) {
+ $next = $last + (24 * 60 * 60);
+ if($next > time())
+ return;
+ }
+
+ $serverdata = fetch_url("http://the-federation.info/pods.json");
+
+ if (!$serverdata)
+ return;
+
+ $servers = json_decode($serverdata);
+
+ foreach($servers->pods AS $server)
+ poco_check_server("https://".$server->host);
+
+ set_config('poco','last_federation_discovery', time());
+
+}
+
+function poco_discover($complete = false) {
+
+ // Update the server list
+ poco_discover_federation();
+
+ $no_of_queries = 5;
+
+ $requery_days = intval(get_config("system", "poco_requery_days"));
+
+ if ($requery_days == 0)
+ $requery_days = 7;
+
+ $last_update = date("c", time() - (60 * 60 * 24 * $requery_days));
+
+ $r = q("SELECT `poco`, `nurl`, `url`, `network` FROM `gserver` WHERE `last_contact` >= `last_failure` AND `poco` != '' AND `last_poco_query` < '%s' ORDER BY RAND()", dbesc($last_update));
+ if ($r)
+ foreach ($r AS $server) {
+
+ if (!poco_check_server($server["url"], $server["network"])) {
+ // The server is not reachable? Okay, then we will try it later
+ q("UPDATE `gserver` SET `last_poco_query` = '%s' WHERE `nurl` = '%s'", dbesc(datetime_convert()), dbesc($server["nurl"]));
+ continue;
+ }
+
+ // Fetch all users from the other server
+ $url = $server["poco"]."/?fields=displayName,urls,photos,updated,network,aboutMe,currentLocation,tags,gender,generation";
+
+ logger("Fetch all users from the server ".$server["nurl"], LOGGER_DEBUG);
+
+ $retdata = z_fetch_url($url);
+ if ($retdata["success"]) {
+ $data = json_decode($retdata["body"]);
+
+ poco_discover_server($data, 2);
+
+ if (get_config('system','poco_discovery') > 1) {
+
+ $timeframe = get_config('system','poco_discovery_since');
+ if ($timeframe == 0)
+ $timeframe = 30;
+
+ $updatedSince = date("Y-m-d H:i:s", time() - $timeframe * 86400);
+
+ // Fetch all global contacts from the other server (Not working with Redmatrix and Friendica versions before 3.3)
+ $url = $server["poco"]."/@global?updatedSince=".$updatedSince."&fields=displayName,urls,photos,updated,network,aboutMe,currentLocation,tags,gender,generation";
+
+ $success = false;
+
+ $retdata = z_fetch_url($url);
+ if ($retdata["success"]) {
+ logger("Fetch all global contacts from the server ".$server["nurl"], LOGGER_DEBUG);
+ $success = poco_discover_server(json_decode($retdata["body"]));
+ }
+
+ if (!$success AND (get_config('system','poco_discovery') > 2)) {
+ logger("Fetch contacts from users of the server ".$server["nurl"], LOGGER_DEBUG);
+ poco_discover_server_users($data, $server);
+ }
+ }
+
+ q("UPDATE `gserver` SET `last_poco_query` = '%s' WHERE `nurl` = '%s'", dbesc(datetime_convert()), dbesc($server["nurl"]));
+ if (!$complete AND (--$no_of_queries == 0))
+ break;
+ } else {
+ // If the server hadn't replied correctly, then force a sanity check
+ poco_check_server($server["url"], $server["network"], true);
+
+ // If we couldn't reach the server, we will try it some time later
+ q("UPDATE `gserver` SET `last_poco_query` = '%s' WHERE `nurl` = '%s'", dbesc(datetime_convert()), dbesc($server["nurl"]));
+ }
+ }
+}
+
+function poco_discover_server_users($data, $server) {
+
+ if (!isset($data->entry))
+ return;
+
+ foreach ($data->entry AS $entry) {
+ $username = "";
+ if (isset($entry->urls)) {
+ foreach($entry->urls as $url)
+ if($url->type == 'profile') {
+ $profile_url = $url->value;
+ $urlparts = parse_url($profile_url);
+ $username = end(explode("/", $urlparts["path"]));
+ }
+ }
+ if ($username != "") {
+ logger("Fetch contacts for the user ".$username." from the server ".$server["nurl"], LOGGER_DEBUG);
+
+ // Fetch all contacts from a given user from the other server
+ $url = $server["poco"]."/".$username."/?fields=displayName,urls,photos,updated,network,aboutMe,currentLocation,tags,gender,generation";
+
+ $retdata = z_fetch_url($url);
+ if ($retdata["success"])
+ poco_discover_server(json_decode($retdata["body"]), 3);
+ }
+ }
+}
+
+function poco_discover_server($data, $default_generation = 0) {
+
+ if (!isset($data->entry) OR !count($data->entry))
+ return false;
+
+ $success = false;
+
+ foreach ($data->entry AS $entry) {
+ $profile_url = '';
+ $profile_photo = '';
+ $connect_url = '';
+ $name = '';
+ $network = '';
+ $updated = '0000-00-00 00:00:00';
+ $location = '';
+ $about = '';
+ $keywords = '';
+ $gender = '';
+ $generation = $default_generation;
+
+ $name = $entry->displayName;
+
+ if(isset($entry->urls)) {
+ foreach($entry->urls as $url) {
+ if($url->type == 'profile') {
+ $profile_url = $url->value;
+ continue;
+ }
+ if($url->type == 'webfinger') {
+ $connect_url = str_replace('acct:' , '', $url->value);
+ continue;
+ }
+ }
+ }
+
+ if(isset($entry->photos)) {
+ foreach($entry->photos as $photo) {
+ if($photo->type == 'profile') {
+ $profile_photo = $photo->value;
+ continue;
+ }
+ }
+ }
+
+ if(isset($entry->updated))
+ $updated = date("Y-m-d H:i:s", strtotime($entry->updated));
+
+ if(isset($entry->network))
+ $network = $entry->network;
+
+ if(isset($entry->currentLocation))
+ $location = $entry->currentLocation;
+
+ if(isset($entry->aboutMe))
+ $about = html2bbcode($entry->aboutMe);
+
+ if(isset($entry->gender))
+ $gender = $entry->gender;
+
+ if(isset($entry->generation) AND ($entry->generation > 0))
+ $generation = ++$entry->generation;
+
+ if(isset($entry->tags))
+ foreach($entry->tags as $tag)
+ $keywords = implode(", ", $tag);
+
+ if ($generation > 0) {
+ $success = true;
+
+ logger("Store profile ".$profile_url, LOGGER_DEBUG);
+ poco_check($profile_url, $name, $network, $profile_photo, $about, $location, $gender, $keywords, $connect_url, $updated, $generation, 0, 0, 0);
+ logger("Done for profile ".$profile_url, LOGGER_DEBUG);
+ }
+ }
+ return $success;
+}
+?>