2437 lines
70 KiB
PHP
2437 lines
70 KiB
PHP
<?php
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/**
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* @file include/socgraph.php
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*
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* @todo Move GNU Social URL schemata (http://server.tld/user/number) to http://server.tld/username
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* @todo Fetch profile data from profile page for Redmatrix users
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* @todo Detect if it is a forum
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*/
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use Friendica\App;
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use Friendica\Core\Config;
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use Friendica\Network\Probe;
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require_once 'include/datetime.php';
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require_once 'include/probe.php';
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require_once 'include/network.php';
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require_once 'include/html2bbcode.php';
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require_once 'include/Contact.php';
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require_once 'include/Photo.php';
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/**
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* @brief Fetch POCO data
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*
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* @param integer $cid Contact ID
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* @param integer $uid User ID
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* @param integer $zcid Global Contact ID
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* @param integer $url POCO address that should be polled
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*
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* Given a contact-id (minimum), load the PortableContacts friend list for that contact,
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* and add the entries to the gcontact (Global Contact) table, or update existing entries
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* if anything (name or photo) has changed.
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* We use normalised urls for comparison which ignore http vs https and www.domain vs domain
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*
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* Once the global contact is stored add (if necessary) the contact linkage which associates
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* the given uid, cid to the global contact entry. There can be many uid/cid combinations
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* pointing to the same global contact id.
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*
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*/
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function poco_load($cid, $uid = 0, $zcid = 0, $url = null) {
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// Call the function "poco_load_worker" via the worker
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proc_run(PRIORITY_LOW, "include/discover_poco.php", "poco_load", (int)$cid, (int)$uid, (int)$zcid, $url);
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}
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/**
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* @brief Fetch POCO data from the worker
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*
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* @param integer $cid Contact ID
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* @param integer $uid User ID
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* @param integer $zcid Global Contact ID
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* @param integer $url POCO address that should be polled
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*
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*/
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function poco_load_worker($cid, $uid, $zcid, $url) {
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$a = get_app();
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if ($cid) {
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if ((! $url) || (! $uid)) {
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$r = q("select `poco`, `uid` from `contact` where `id` = %d limit 1",
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intval($cid)
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);
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if (dbm::is_result($r)) {
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$url = $r[0]['poco'];
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$uid = $r[0]['uid'];
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}
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}
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if (! $uid) {
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return;
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}
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}
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if (! $url) {
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return;
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}
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$url = $url . (($uid) ? '/@me/@all?fields=displayName,urls,photos,updated,network,aboutMe,currentLocation,tags,gender,contactType,generation' : '?fields=displayName,urls,photos,updated,network,aboutMe,currentLocation,tags,gender,contactType,generation') ;
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logger('poco_load: ' . $url, LOGGER_DEBUG);
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$s = fetch_url($url);
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logger('poco_load: returns ' . $s, LOGGER_DATA);
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logger('poco_load: return code: ' . $a->get_curl_code(), LOGGER_DEBUG);
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if (($a->get_curl_code() > 299) || (! $s)) {
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return;
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}
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$j = json_decode($s);
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logger('poco_load: json: ' . print_r($j,true),LOGGER_DATA);
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if (! isset($j->entry)) {
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return;
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}
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$total = 0;
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foreach ($j->entry as $entry) {
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$total ++;
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$profile_url = '';
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$profile_photo = '';
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$connect_url = '';
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$name = '';
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$network = '';
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$updated = NULL_DATE;
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$location = '';
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$about = '';
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$keywords = '';
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$gender = '';
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$contact_type = -1;
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$generation = 0;
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$name = $entry->displayName;
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if (isset($entry->urls)) {
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foreach ($entry->urls as $url) {
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if ($url->type == 'profile') {
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$profile_url = $url->value;
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continue;
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}
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if ($url->type == 'webfinger') {
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$connect_url = str_replace('acct:' , '', $url->value);
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continue;
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}
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}
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}
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if (isset($entry->photos)) {
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foreach ($entry->photos as $photo) {
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if ($photo->type == 'profile') {
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$profile_photo = $photo->value;
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continue;
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}
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}
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}
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if (isset($entry->updated)) {
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$updated = date("Y-m-d H:i:s", strtotime($entry->updated));
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}
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if (isset($entry->network)) {
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$network = $entry->network;
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}
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if (isset($entry->currentLocation)) {
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$location = $entry->currentLocation;
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}
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if (isset($entry->aboutMe)) {
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$about = html2bbcode($entry->aboutMe);
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}
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if (isset($entry->gender)) {
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$gender = $entry->gender;
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}
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if (isset($entry->generation) && ($entry->generation > 0)) {
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$generation = ++$entry->generation;
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}
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if (isset($entry->tags)) {
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foreach ($entry->tags as $tag) {
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$keywords = implode(", ", $tag);
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}
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}
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if (isset($entry->contactType) && ($entry->contactType >= 0)) {
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$contact_type = $entry->contactType;
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}
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$gcontact = array("url" => $profile_url,
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"name" => $name,
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"network" => $network,
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"photo" => $profile_photo,
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"about" => $about,
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"location" => $location,
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"gender" => $gender,
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"keywords" => $keywords,
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"connect" => $connect_url,
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"updated" => $updated,
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"contact-type" => $contact_type,
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"generation" => $generation);
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try {
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$gcontact = sanitize_gcontact($gcontact);
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$gcid = update_gcontact($gcontact);
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link_gcontact($gcid, $uid, $cid, $zcid);
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} catch (Exception $e) {
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logger($e->getMessage(), LOGGER_DEBUG);
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}
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}
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logger("poco_load: loaded $total entries",LOGGER_DEBUG);
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q("DELETE FROM `glink` WHERE `cid` = %d AND `uid` = %d AND `zcid` = %d AND `updated` < UTC_TIMESTAMP - INTERVAL 2 DAY",
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intval($cid),
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intval($uid),
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intval($zcid)
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);
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}
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/**
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* @brief Sanitize the given gcontact data
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*
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* @param array $gcontact array with gcontact data
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* @throw Exception
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*
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* Generation:
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* 0: No definition
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* 1: Profiles on this server
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* 2: Contacts of profiles on this server
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* 3: Contacts of contacts of profiles on this server
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* 4: ...
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*
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*/
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function sanitize_gcontact($gcontact) {
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if ($gcontact['url'] == "") {
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throw new Exception('URL is empty');
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}
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$urlparts = parse_url($gcontact['url']);
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if (!isset($urlparts["scheme"])) {
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throw new Exception("This (".$gcontact['url'].") doesn't seem to be an url.");
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}
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if (in_array($urlparts["host"], array("www.facebook.com", "facebook.com", "twitter.com",
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"identi.ca", "alpha.app.net"))) {
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throw new Exception('Contact from a non federated network ignored. ('.$gcontact['url'].')');
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}
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// Don't store the statusnet connector as network
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// We can't simply set this to NETWORK_OSTATUS since the connector could have fetched posts from friendica as well
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if ($gcontact['network'] == NETWORK_STATUSNET) {
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$gcontact['network'] = "";
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}
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// Assure that there are no parameter fragments in the profile url
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if (in_array($gcontact['network'], array(NETWORK_DFRN, NETWORK_DIASPORA, NETWORK_OSTATUS, ""))) {
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$gcontact['url'] = clean_contact_url($gcontact['url']);
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}
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$alternate = poco_alternate_ostatus_url($gcontact['url']);
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// The global contacts should contain the original picture, not the cached one
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if (($gcontact['generation'] != 1) && stristr(normalise_link($gcontact['photo']), normalise_link(App::get_baseurl()."/photo/"))) {
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$gcontact['photo'] = "";
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}
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if (!isset($gcontact['network'])) {
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$r = q("SELECT `network` FROM `contact` WHERE `uid` = 0 AND `nurl` = '%s' AND `network` != '' AND `network` != '%s' LIMIT 1",
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dbesc(normalise_link($gcontact['url'])), dbesc(NETWORK_STATUSNET)
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);
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if (dbm::is_result($r)) {
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$gcontact['network'] = $r[0]["network"];
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}
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if (($gcontact['network'] == "") || ($gcontact['network'] == NETWORK_OSTATUS)) {
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$r = q("SELECT `network`, `url` FROM `contact` WHERE `uid` = 0 AND `alias` IN ('%s', '%s') AND `network` != '' AND `network` != '%s' LIMIT 1",
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dbesc($gcontact['url']), dbesc(normalise_link($gcontact['url'])), dbesc(NETWORK_STATUSNET)
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);
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if (dbm::is_result($r)) {
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$gcontact['network'] = $r[0]["network"];
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}
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}
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}
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$gcontact['server_url'] = '';
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$gcontact['network'] = '';
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$x = q("SELECT * FROM `gcontact` WHERE `nurl` = '%s' LIMIT 1",
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dbesc(normalise_link($gcontact['url']))
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);
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if (dbm::is_result($x)) {
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if (!isset($gcontact['network']) && ($x[0]["network"] != NETWORK_STATUSNET)) {
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$gcontact['network'] = $x[0]["network"];
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}
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if ($gcontact['updated'] <= NULL_DATE) {
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$gcontact['updated'] = $x[0]["updated"];
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}
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if (!isset($gcontact['server_url']) && (normalise_link($x[0]["server_url"]) != normalise_link($x[0]["url"]))) {
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$gcontact['server_url'] = $x[0]["server_url"];
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}
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if (!isset($gcontact['addr'])) {
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$gcontact['addr'] = $x[0]["addr"];
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}
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}
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if ((!isset($gcontact['network']) || !isset($gcontact['name']) || !isset($gcontact['addr']) || !isset($gcontact['photo']) || !isset($gcontact['server_url']) || $alternate)
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&& poco_reachable($gcontact['url'], $gcontact['server_url'], $gcontact['network'], false)) {
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$data = Probe::uri($gcontact['url']);
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if ($data["network"] == NETWORK_PHANTOM) {
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throw new Exception('Probing for URL '.$gcontact['url'].' failed');
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}
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$orig_profile = $gcontact['url'];
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$gcontact["server_url"] = $data["baseurl"];
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$gcontact = array_merge($gcontact, $data);
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if ($alternate && ($gcontact['network'] == NETWORK_OSTATUS)) {
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// Delete the old entry - if it exists
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$r = q("SELECT `id` FROM `gcontact` WHERE `nurl` = '%s'", dbesc(normalise_link($orig_profile)));
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if (dbm::is_result($r)) {
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q("DELETE FROM `gcontact` WHERE `nurl` = '%s'", dbesc(normalise_link($orig_profile)));
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q("DELETE FROM `glink` WHERE `gcid` = %d", intval($r[0]["id"]));
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}
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}
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}
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if (!isset($gcontact['name']) || !isset($gcontact['photo'])) {
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throw new Exception('No name and photo for URL '.$gcontact['url']);
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}
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if (!in_array($gcontact['network'], array(NETWORK_DFRN, NETWORK_OSTATUS, NETWORK_DIASPORA))) {
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throw new Exception('No federated network ('.$gcontact['network'].') detected for URL '.$gcontact['url']);
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}
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if (!isset($gcontact['server_url'])) {
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// We check the server url to be sure that it is a real one
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$server_url = poco_detect_server($gcontact['url']);
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// We are now sure that it is a correct URL. So we use it in the future
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if ($server_url != "") {
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$gcontact['server_url'] = $server_url;
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}
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}
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// The server URL doesn't seem to be valid, so we don't store it.
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if (!poco_check_server($gcontact['server_url'], $gcontact['network'])) {
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$gcontact['server_url'] = "";
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}
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return $gcontact;
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}
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/**
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* @brief Link the gcontact entry with user, contact and global contact
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*
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* @param integer $gcid Global contact ID
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* @param integer $cid Contact ID
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* @param integer $uid User ID
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* @param integer $zcid Global Contact ID
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* *
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*/
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function link_gcontact($gcid, $uid = 0, $cid = 0, $zcid = 0) {
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if ($gcid <= 0) {
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return;
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}
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$r = q("SELECT * FROM `glink` WHERE `cid` = %d AND `uid` = %d AND `gcid` = %d AND `zcid` = %d LIMIT 1",
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intval($cid),
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intval($uid),
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intval($gcid),
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intval($zcid)
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);
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if (!dbm::is_result($r)) {
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q("INSERT INTO `glink` (`cid`, `uid`, `gcid`, `zcid`, `updated`) VALUES (%d, %d, %d, %d, '%s') ",
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intval($cid),
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intval($uid),
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intval($gcid),
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intval($zcid),
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dbesc(datetime_convert())
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);
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} else {
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q("UPDATE `glink` SET `updated` = '%s' WHERE `cid` = %d AND `uid` = %d AND `gcid` = %d AND `zcid` = %d",
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dbesc(datetime_convert()),
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intval($cid),
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intval($uid),
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intval($gcid),
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intval($zcid)
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);
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}
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}
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function poco_reachable($profile, $server = "", $network = "", $force = false) {
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if ($server == "") {
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$server = poco_detect_server($profile);
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}
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if ($server == "") {
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return true;
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}
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return poco_check_server($server, $network, $force);
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}
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function poco_detect_server($profile) {
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// Try to detect the server path based upon some known standard paths
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$server_url = "";
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if ($server_url == "") {
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$friendica = preg_replace("=(https?://)(.*)/profile/(.*)=ism", "$1$2", $profile);
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if ($friendica != $profile) {
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$server_url = $friendica;
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$network = NETWORK_DFRN;
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}
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}
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if ($server_url == "") {
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$diaspora = preg_replace("=(https?://)(.*)/u/(.*)=ism", "$1$2", $profile);
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if ($diaspora != $profile) {
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$server_url = $diaspora;
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$network = NETWORK_DIASPORA;
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}
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}
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if ($server_url == "") {
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$red = preg_replace("=(https?://)(.*)/channel/(.*)=ism", "$1$2", $profile);
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if ($red != $profile) {
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$server_url = $red;
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$network = NETWORK_DIASPORA;
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}
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}
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// Mastodon
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if ($server_url == "") {
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$mastodon = preg_replace("=(https?://)(.*)/users/(.*)=ism", "$1$2", $profile);
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if ($mastodon != $profile) {
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$server_url = $mastodon;
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$network = NETWORK_OSTATUS;
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}
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}
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// Numeric OStatus variant
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if ($server_url == "") {
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$ostatus = preg_replace("=(https?://)(.*)/user/(.*)=ism", "$1$2", $profile);
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if ($ostatus != $profile) {
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$server_url = $ostatus;
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$network = NETWORK_OSTATUS;
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}
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}
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// Wild guess
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if ($server_url == "") {
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$base = preg_replace("=(https?://)(.*?)/(.*)=ism", "$1$2", $profile);
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if ($base != $profile) {
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$server_url = $base;
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$network = NETWORK_PHANTOM;
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}
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}
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if ($server_url == "") {
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return "";
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}
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$r = q("SELECT `id` FROM `gserver` WHERE `nurl` = '%s' AND `last_contact` > `last_failure`",
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dbesc(normalise_link($server_url)));
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if (dbm::is_result($r)) {
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return $server_url;
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}
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// Fetch the host-meta to check if this really is a server
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$serverret = z_fetch_url($server_url."/.well-known/host-meta");
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if (!$serverret["success"]) {
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return "";
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}
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return $server_url;
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}
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function poco_alternate_ostatus_url($url) {
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return(preg_match("=https?://.+/user/\d+=ism", $url, $matches));
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}
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function poco_last_updated($profile, $force = false) {
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$gcontacts = q("SELECT * FROM `gcontact` WHERE `nurl` = '%s'",
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dbesc(normalise_link($profile)));
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if (!dbm::is_result($gcontacts)) {
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return false;
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}
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$contact = array("url" => $profile);
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if ($gcontacts[0]["created"] <= NULL_DATE) {
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$contact['created'] = datetime_convert();
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}
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if ($force) {
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$server_url = normalise_link(poco_detect_server($profile));
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}
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if (($server_url == '') && ($gcontacts[0]["server_url"] != "")) {
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$server_url = $gcontacts[0]["server_url"];
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}
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if (!$force && (($server_url == '') || ($gcontacts[0]["server_url"] == $gcontacts[0]["nurl"]))) {
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$server_url = normalise_link(poco_detect_server($profile));
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}
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if (!in_array($gcontacts[0]["network"], array(NETWORK_DFRN, NETWORK_DIASPORA, NETWORK_FEED, NETWORK_OSTATUS, ""))) {
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logger("Profile ".$profile.": Network type ".$gcontacts[0]["network"]." can't be checked", LOGGER_DEBUG);
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return false;
|
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}
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|
|
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($profile)));
|
|
}
|
|
|
|
logger("Profile ".$profile.": Server ".$server_url." wasn't reachable.", LOGGER_DEBUG);
|
|
return false;
|
|
}
|
|
$contact['server_url'] = $server_url;
|
|
}
|
|
|
|
if (in_array($gcontacts[0]["network"], array("", NETWORK_FEED))) {
|
|
$server = q("SELECT `network` FROM `gserver` WHERE `nurl` = '%s' AND `network` != ''",
|
|
dbesc(normalise_link($server_url)));
|
|
|
|
if ($server) {
|
|
$contact['network'] = $server[0]["network"];
|
|
} else {
|
|
return false;
|
|
}
|
|
}
|
|
|
|
// noscrape is really fast so we don't cache the call.
|
|
if (($server_url != "") && ($gcontacts[0]["nick"] != "")) {
|
|
|
|
// Use noscrape if possible
|
|
$server = q("SELECT `noscrape`, `network` FROM `gserver` WHERE `nurl` = '%s' AND `noscrape` != ''", dbesc(normalise_link($server_url)));
|
|
|
|
if ($server) {
|
|
$noscraperet = z_fetch_url($server[0]["noscrape"]."/".$gcontacts[0]["nick"]);
|
|
|
|
if ($noscraperet["success"] && ($noscraperet["body"] != "")) {
|
|
|
|
$noscrape = json_decode($noscraperet["body"], true);
|
|
|
|
if (is_array($noscrape)) {
|
|
$contact["network"] = $server[0]["network"];
|
|
|
|
if (isset($noscrape["fn"])) {
|
|
$contact["name"] = $noscrape["fn"];
|
|
}
|
|
if (isset($noscrape["comm"])) {
|
|
$contact["community"] = $noscrape["comm"];
|
|
}
|
|
if (isset($noscrape["tags"])) {
|
|
$keywords = implode(" ", $noscrape["tags"]);
|
|
if ($keywords != "") {
|
|
$contact["keywords"] = $keywords;
|
|
}
|
|
}
|
|
|
|
$location = formatted_location($noscrape);
|
|
if ($location) {
|
|
$contact["location"] = $location;
|
|
}
|
|
if (isset($noscrape["dfrn-notify"])) {
|
|
$contact["notify"] = $noscrape["dfrn-notify"];
|
|
}
|
|
// Remove all fields that are not present in the gcontact table
|
|
unset($noscrape["fn"]);
|
|
unset($noscrape["key"]);
|
|
unset($noscrape["homepage"]);
|
|
unset($noscrape["comm"]);
|
|
unset($noscrape["tags"]);
|
|
unset($noscrape["locality"]);
|
|
unset($noscrape["region"]);
|
|
unset($noscrape["country-name"]);
|
|
unset($noscrape["contacts"]);
|
|
unset($noscrape["dfrn-request"]);
|
|
unset($noscrape["dfrn-confirm"]);
|
|
unset($noscrape["dfrn-notify"]);
|
|
unset($noscrape["dfrn-poll"]);
|
|
|
|
// Set the date of the last contact
|
|
/// @todo By now the function "update_gcontact" doesn't work with this field
|
|
//$contact["last_contact"] = datetime_convert();
|
|
|
|
$contact = array_merge($contact, $noscrape);
|
|
|
|
update_gcontact($contact);
|
|
|
|
if (trim($noscrape["updated"]) != "") {
|
|
q("UPDATE `gcontact` SET `last_contact` = '%s' WHERE `nurl` = '%s'",
|
|
dbesc(datetime_convert()), dbesc(normalise_link($profile)));
|
|
|
|
logger("Profile ".$profile." was last updated at ".$noscrape["updated"]." (noscrape)", LOGGER_DEBUG);
|
|
|
|
return $noscrape["updated"];
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
// If we only can poll the feed, then we only do this once a while
|
|
if (!$force && !poco_do_update($gcontacts[0]["created"], $gcontacts[0]["updated"], $gcontacts[0]["last_failure"], $gcontacts[0]["last_contact"])) {
|
|
logger("Profile ".$profile." was last updated at ".$gcontacts[0]["updated"]." (cached)", LOGGER_DEBUG);
|
|
|
|
update_gcontact($contact);
|
|
return $gcontacts[0]["updated"];
|
|
}
|
|
|
|
$data = Probe::uri($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 (($data["network"] == NETWORK_OSTATUS) && poco_alternate_ostatus_url($profile) &&
|
|
(normalise_link($profile) == normalise_link($data["alias"])) &&
|
|
(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"]));
|
|
|
|
$gcontact = array_merge($gcontacts[0], $data);
|
|
|
|
$gcontact["server_url"] = $data["baseurl"];
|
|
|
|
try {
|
|
$gcontact = sanitize_gcontact($gcontact);
|
|
update_gcontact($gcontact);
|
|
|
|
poco_last_updated($data["url"], $force);
|
|
} catch (Exception $e) {
|
|
logger($e->getMessage(), LOGGER_DEBUG);
|
|
}
|
|
|
|
logger("Profile ".$profile." was deleted", LOGGER_DEBUG);
|
|
return false;
|
|
}
|
|
|
|
if (($data["poll"] == "") || (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)));
|
|
|
|
logger("Profile ".$profile." wasn't reachable (profile)", LOGGER_DEBUG);
|
|
return false;
|
|
}
|
|
|
|
$contact = array_merge($contact, $data);
|
|
|
|
$contact["server_url"] = $data["baseurl"];
|
|
|
|
update_gcontact($contact);
|
|
|
|
$feedret = z_fetch_url($data["poll"]);
|
|
|
|
if (!$feedret["success"]) {
|
|
q("UPDATE `gcontact` SET `last_failure` = '%s' WHERE `nurl` = '%s'",
|
|
dbesc(datetime_convert()), dbesc(normalise_link($profile)));
|
|
|
|
logger("Profile ".$profile." wasn't reachable (no feed)", LOGGER_DEBUG);
|
|
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) {
|
|
$last_updated = NULL_DATE;
|
|
}
|
|
}
|
|
q("UPDATE `gcontact` SET `updated` = '%s', `last_contact` = '%s' WHERE `nurl` = '%s'",
|
|
dbesc(dbm::date($last_updated)), dbesc(dbm::date()), dbesc(normalise_link($profile)));
|
|
|
|
if (($gcontacts[0]["generation"] == 0)) {
|
|
q("UPDATE `gcontact` SET `generation` = 9 WHERE `nurl` = '%s'",
|
|
dbesc(normalise_link($profile)));
|
|
}
|
|
|
|
logger("Profile ".$profile." was last updated at ".$last_updated, LOGGER_DEBUG);
|
|
|
|
return($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 - $contact_time) < (60 * 60 * 24 * 7)) && ($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 - $contact_time) > (60 * 60 * 24 * 7)) && (($now - $created_time) > (60 * 60 * 24 * 7)) && (($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 - $contact_time) > (60 * 60 * 24 * 30)) && (($now - $created_time) > (60 * 60 * 24 * 30)) && (($now - $failure_time) < (60 * 60 * 24 * 30))) {
|
|
return false;
|
|
}
|
|
|
|
return true;
|
|
}
|
|
|
|
function poco_to_boolean($val) {
|
|
if (($val == "true") || ($val == 1)) {
|
|
return true;
|
|
} elseif (($val == "false") || ($val == 0)) {
|
|
return false;
|
|
}
|
|
|
|
return $val;
|
|
}
|
|
|
|
/**
|
|
* @brief Detect server type (Hubzilla or Friendica) via the poco data
|
|
*
|
|
* @param object $data POCO data
|
|
* @return array Server data
|
|
*/
|
|
function poco_detect_poco_data($data) {
|
|
$server = false;
|
|
|
|
if (!isset($data->entry)) {
|
|
return false;
|
|
}
|
|
|
|
if (count($data->entry) == 0) {
|
|
return false;
|
|
}
|
|
|
|
if (!isset($data->entry[0]->urls)) {
|
|
return false;
|
|
}
|
|
|
|
if (count($data->entry[0]->urls) == 0) {
|
|
return false;
|
|
}
|
|
|
|
foreach ($data->entry[0]->urls as $url) {
|
|
if ($url->type == 'zot') {
|
|
$server = array();
|
|
$server["platform"] = 'Hubzilla';
|
|
$server["network"] = NETWORK_DIASPORA;
|
|
return $server;
|
|
}
|
|
}
|
|
return false;
|
|
}
|
|
|
|
/**
|
|
* @brief Detect server type by using the nodeinfo data
|
|
*
|
|
* @param string $server_url address of the server
|
|
* @return array Server data
|
|
*/
|
|
function poco_fetch_nodeinfo($server_url) {
|
|
$serverret = z_fetch_url($server_url."/.well-known/nodeinfo");
|
|
if (!$serverret["success"]) {
|
|
return false;
|
|
}
|
|
|
|
$nodeinfo = json_decode($serverret['body']);
|
|
|
|
if (!is_object($nodeinfo)) {
|
|
return false;
|
|
}
|
|
|
|
if (!is_array($nodeinfo->links)) {
|
|
return false;
|
|
}
|
|
|
|
$nodeinfo_url = '';
|
|
|
|
foreach ($nodeinfo->links as $link) {
|
|
if ($link->rel == 'http://nodeinfo.diaspora.software/ns/schema/1.0') {
|
|
$nodeinfo_url = $link->href;
|
|
}
|
|
}
|
|
|
|
if ($nodeinfo_url == '') {
|
|
return false;
|
|
}
|
|
|
|
$serverret = z_fetch_url($nodeinfo_url);
|
|
if (!$serverret["success"]) {
|
|
return false;
|
|
}
|
|
|
|
$nodeinfo = json_decode($serverret['body']);
|
|
|
|
if (!is_object($nodeinfo)) {
|
|
return false;
|
|
}
|
|
|
|
$server = array();
|
|
|
|
$server['register_policy'] = REGISTER_CLOSED;
|
|
|
|
if (is_bool($nodeinfo->openRegistrations) && $nodeinfo->openRegistrations) {
|
|
$server['register_policy'] = REGISTER_OPEN;
|
|
}
|
|
|
|
if (is_object($nodeinfo->software)) {
|
|
if (isset($nodeinfo->software->name)) {
|
|
$server['platform'] = $nodeinfo->software->name;
|
|
}
|
|
|
|
if (isset($nodeinfo->software->version)) {
|
|
$server['version'] = $nodeinfo->software->version;
|
|
// Version numbers on Nodeinfo are presented with additional info, e.g.:
|
|
// 0.6.3.0-p1702cc1c, 0.6.99.0-p1b9ab160 or 3.4.3-2-1191.
|
|
$server['version'] = preg_replace("=(.+)-(.{4,})=ism", "$1", $server['version']);
|
|
}
|
|
}
|
|
|
|
if (is_object($nodeinfo->metadata)) {
|
|
if (isset($nodeinfo->metadata->nodeName)) {
|
|
$server['site_name'] = $nodeinfo->metadata->nodeName;
|
|
}
|
|
}
|
|
|
|
$diaspora = false;
|
|
$friendica = false;
|
|
$gnusocial = false;
|
|
|
|
if (is_array($nodeinfo->protocols->inbound)) {
|
|
foreach ($nodeinfo->protocols->inbound as $inbound) {
|
|
if ($inbound == 'diaspora') {
|
|
$diaspora = true;
|
|
}
|
|
if ($inbound == 'friendica') {
|
|
$friendica = true;
|
|
}
|
|
if ($inbound == 'gnusocial') {
|
|
$gnusocial = true;
|
|
}
|
|
}
|
|
}
|
|
|
|
if ($gnusocial) {
|
|
$server['network'] = NETWORK_OSTATUS;
|
|
}
|
|
if ($diaspora) {
|
|
$server['network'] = NETWORK_DIASPORA;
|
|
}
|
|
if ($friendica) {
|
|
$server['network'] = NETWORK_DFRN;
|
|
}
|
|
|
|
if (!$server) {
|
|
return false;
|
|
}
|
|
|
|
return $server;
|
|
}
|
|
|
|
/**
|
|
* @brief Detect server type (Hubzilla or Friendica) via the front page body
|
|
*
|
|
* @param string $body Front page of the server
|
|
* @return array Server data
|
|
*/
|
|
function poco_detect_server_type($body) {
|
|
$server = false;
|
|
|
|
$doc = new DOMDocument();
|
|
@$doc->loadHTML($body);
|
|
$xpath = new DomXPath($doc);
|
|
|
|
$list = $xpath->query("//meta[@name]");
|
|
|
|
foreach ($list as $node) {
|
|
$attr = array();
|
|
if ($node->attributes->length) {
|
|
foreach ($node->attributes as $attribute) {
|
|
$attr[$attribute->name] = $attribute->value;
|
|
}
|
|
}
|
|
if ($attr['name'] == 'generator') {
|
|
$version_part = explode(" ", $attr['content']);
|
|
if (count($version_part) == 2) {
|
|
if (in_array($version_part[0], array("Friendika", "Friendica"))) {
|
|
$server = array();
|
|
$server["platform"] = $version_part[0];
|
|
$server["version"] = $version_part[1];
|
|
$server["network"] = NETWORK_DFRN;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
if (!$server) {
|
|
$list = $xpath->query("//meta[@property]");
|
|
|
|
foreach ($list as $node) {
|
|
$attr = array();
|
|
if ($node->attributes->length) {
|
|
foreach ($node->attributes as $attribute) {
|
|
$attr[$attribute->name] = $attribute->value;
|
|
}
|
|
}
|
|
if ($attr['property'] == 'generator' && in_array($attr['content'], array("hubzilla", "BlaBlaNet"))) {
|
|
$server = array();
|
|
$server["platform"] = $attr['content'];
|
|
$server["version"] = "";
|
|
$server["network"] = NETWORK_DIASPORA;
|
|
}
|
|
}
|
|
}
|
|
|
|
if (!$server) {
|
|
return false;
|
|
}
|
|
|
|
$server["site_name"] = $xpath->evaluate($element."//head/title/text()", $context)->item(0)->nodeValue;
|
|
return $server;
|
|
}
|
|
|
|
function poco_check_server($server_url, $network = "", $force = false) {
|
|
|
|
// Unify the server address
|
|
$server_url = trim($server_url, "/");
|
|
$server_url = str_replace("/index.php", "", $server_url);
|
|
|
|
if ($server_url == "") {
|
|
return false;
|
|
}
|
|
|
|
$servers = q("SELECT * FROM `gserver` WHERE `nurl` = '%s'", dbesc(normalise_link($server_url)));
|
|
if (dbm::is_result($servers)) {
|
|
|
|
if ($servers[0]["created"] <= NULL_DATE) {
|
|
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 && !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 = NULL_DATE;
|
|
$last_failure = NULL_DATE;
|
|
}
|
|
logger("Server ".$server_url." is outdated or unknown. Start discovery. Force: ".$force." Created: ".$servers[0]["created"]." Failure: ".$last_failure." Contact: ".$last_contact, LOGGER_DEBUG);
|
|
|
|
$failure = false;
|
|
$possible_failure = false;
|
|
$orig_last_failure = $last_failure;
|
|
$orig_last_contact = $last_contact;
|
|
|
|
// Check if the page is accessible via SSL.
|
|
$orig_server_url = $server_url;
|
|
$server_url = str_replace("http://", "https://", $server_url);
|
|
|
|
// We set the timeout to 20 seconds since this operation should be done in no time if the server was vital
|
|
$serverret = z_fetch_url($server_url."/.well-known/host-meta", false, $redirects, array('timeout' => 20));
|
|
|
|
// Quit if there is a timeout.
|
|
// But we want to make sure to only quit if we are mostly sure that this server url fits.
|
|
if (dbm::is_result($servers) && ($orig_server_url == $server_url) &&
|
|
($serverret['errno'] == CURLE_OPERATION_TIMEDOUT)) {
|
|
logger("Connection to server ".$server_url." timed out.", LOGGER_DEBUG);
|
|
dba::p("UPDATE `gserver` SET `last_failure` = ? WHERE `nurl` = ?", datetime_convert(), normalise_link($server_url));
|
|
return false;
|
|
}
|
|
|
|
// 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 (!$serverret["success"] || ($serverret["body"] == "") || (@sizeof($xmlobj) == 0) || !is_object($xmlobj)) {
|
|
$server_url = str_replace("https://", "http://", $server_url);
|
|
|
|
// We set the timeout to 20 seconds since this operation should be done in no time if the server was vital
|
|
$serverret = z_fetch_url($server_url."/.well-known/host-meta", false, $redirects, array('timeout' => 20));
|
|
|
|
// Quit if there is a timeout
|
|
if ($serverret['errno'] == CURLE_OPERATION_TIMEDOUT) {
|
|
logger("Connection to server ".$server_url." timed out.", LOGGER_DEBUG);
|
|
dba::p("UPDATE `gserver` SET `last_failure` = ? WHERE `nurl` = ?", datetime_convert(), normalise_link($server_url));
|
|
return false;
|
|
}
|
|
|
|
$xmlobj = @simplexml_load_string($serverret["body"],'SimpleXMLElement',0, "http://docs.oasis-open.org/ns/xri/xrd-1.0");
|
|
}
|
|
|
|
if (!$serverret["success"] || ($serverret["body"] == "") || (sizeof($xmlobj) == 0) || !is_object($xmlobj)) {
|
|
// Workaround for bad configured servers (known nginx problem)
|
|
if (!in_array($serverret["debug"]["http_code"], array("403", "404"))) {
|
|
$failure = true;
|
|
}
|
|
$possible_failure = true;
|
|
}
|
|
|
|
// If the server has no possible failure we reset the cached data
|
|
if (!$possible_failure) {
|
|
$version = "";
|
|
$platform = "";
|
|
$site_name = "";
|
|
$info = "";
|
|
$register_policy = -1;
|
|
}
|
|
|
|
// Look for poco
|
|
if (!$failure) {
|
|
$serverret = z_fetch_url($server_url."/poco");
|
|
if ($serverret["success"]) {
|
|
$data = json_decode($serverret["body"]);
|
|
if (isset($data->totalResults)) {
|
|
$poco = $server_url."/poco";
|
|
$server = poco_detect_poco_data($data);
|
|
if ($server) {
|
|
$platform = $server['platform'];
|
|
$network = $server['network'];
|
|
$version = '';
|
|
$site_name = '';
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
if (!$failure) {
|
|
// Test for Diaspora, Hubzilla, Mastodon or older Friendica servers
|
|
$serverret = z_fetch_url($server_url);
|
|
|
|
if (!$serverret["success"] || ($serverret["body"] == "")) {
|
|
$failure = true;
|
|
} else {
|
|
$server = poco_detect_server_type($serverret["body"]);
|
|
if ($server) {
|
|
$platform = $server['platform'];
|
|
$network = $server['network'];
|
|
$version = $server['version'];
|
|
$site_name = $server['site_name'];
|
|
}
|
|
|
|
$lines = explode("\n",$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;
|
|
$versionparts = explode("-", $version);
|
|
$version = $versionparts[0];
|
|
}
|
|
|
|
if (stristr($line,'Server: Mastodon')) {
|
|
$platform = "Mastodon";
|
|
$network = NETWORK_OSTATUS;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
if (!$failure && ($poco == "")) {
|
|
// 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 ($serverret["success"] && ($serverret["body"] != '{"error":"not implemented"}') &&
|
|
($serverret["body"] != '') && (strlen($serverret["body"]) < 30)) {
|
|
$platform = "StatusNet";
|
|
// Remove junk that some GNU Social servers return
|
|
$version = str_replace(chr(239).chr(187).chr(191), "", $serverret["body"]);
|
|
$version = trim($version, '"');
|
|
$network = NETWORK_OSTATUS;
|
|
}
|
|
|
|
// Test for GNU Social
|
|
$serverret = z_fetch_url($server_url."/api/gnusocial/version.json");
|
|
if ($serverret["success"] && ($serverret["body"] != '{"error":"not implemented"}') &&
|
|
($serverret["body"] != '') && (strlen($serverret["body"]) < 30)) {
|
|
$platform = "GNU Social";
|
|
// Remove junk that some GNU Social servers return
|
|
$version = str_replace(chr(239).chr(187).chr(191), "", $serverret["body"]);
|
|
$version = trim($version, '"');
|
|
$network = NETWORK_OSTATUS;
|
|
}
|
|
|
|
// Test for Mastodon
|
|
$serverret = z_fetch_url($server_url."/api/v1/instance");
|
|
if ($serverret["success"] && ($serverret["body"] != '')) {
|
|
$data = json_decode($serverret["body"]);
|
|
if (isset($data->version)) {
|
|
$platform = "Mastodon";
|
|
$version = $data->version;
|
|
$site_name = $data->title;
|
|
$info = $data->description;
|
|
$network = NETWORK_OSTATUS;
|
|
}
|
|
}
|
|
}
|
|
|
|
if (!$failure) {
|
|
// Test for Hubzilla and Red
|
|
$serverret = z_fetch_url($server_url."/siteinfo.json");
|
|
if ($serverret["success"]) {
|
|
$data = json_decode($serverret["body"]);
|
|
if (isset($data->url)) {
|
|
$platform = $data->platform;
|
|
$version = $data->version;
|
|
$network = NETWORK_DIASPORA;
|
|
}
|
|
$site_name = $data->site_name;
|
|
switch ($data->register_policy) {
|
|
case "REGISTER_OPEN":
|
|
$register_policy = REGISTER_OPEN;
|
|
break;
|
|
case "REGISTER_APPROVE":
|
|
$register_policy = REGISTER_APPROVE;
|
|
break;
|
|
case "REGISTER_CLOSED":
|
|
default:
|
|
$register_policy = REGISTER_CLOSED;
|
|
break;
|
|
}
|
|
} else {
|
|
// Test for Hubzilla, Redmatrix or Friendica
|
|
$serverret = z_fetch_url($server_url."/api/statusnet/config.json");
|
|
if ($serverret["success"]) {
|
|
$data = json_decode($serverret["body"]);
|
|
if (isset($data->site->server)) {
|
|
if (isset($data->site->platform)) {
|
|
$platform = $data->site->platform->PLATFORM_NAME;
|
|
$version = $data->site->platform->STD_VERSION;
|
|
$network = NETWORK_DIASPORA;
|
|
}
|
|
if (isset($data->site->BlaBlaNet)) {
|
|
$platform = $data->site->BlaBlaNet->PLATFORM_NAME;
|
|
$version = $data->site->BlaBlaNet->STD_VERSION;
|
|
$network = NETWORK_DIASPORA;
|
|
}
|
|
if (isset($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 (!$data->site->closed && !$data->site->private and $data->site->inviteonly) {
|
|
$register_policy = REGISTER_APPROVE;
|
|
} elseif (!$data->site->closed && !$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 (isset($data->version)) {
|
|
$version = $data->version;
|
|
// Version numbers on statistics.json are presented with additional info, e.g.:
|
|
// 0.6.3.0-p1702cc1c, 0.6.99.0-p1b9ab160 or 3.4.3-2-1191.
|
|
$version = preg_replace("=(.+)-(.{4,})=ism", "$1", $version);
|
|
}
|
|
|
|
$site_name = $data->name;
|
|
|
|
if (isset($data->network)) {
|
|
$platform = $data->network;
|
|
}
|
|
|
|
if ($platform == "Diaspora") {
|
|
$network = NETWORK_DIASPORA;
|
|
}
|
|
|
|
if ($data->registrations_open) {
|
|
$register_policy = REGISTER_OPEN;
|
|
} else {
|
|
$register_policy = REGISTER_CLOSED;
|
|
}
|
|
}
|
|
}
|
|
|
|
// Query nodeinfo. Working for (at least) Diaspora and Friendica.
|
|
if (!$failure) {
|
|
$server = poco_fetch_nodeinfo($server_url);
|
|
if ($server) {
|
|
$register_policy = $server['register_policy'];
|
|
|
|
if (isset($server['platform'])) {
|
|
$platform = $server['platform'];
|
|
}
|
|
|
|
if (isset($server['network'])) {
|
|
$network = $server['network'];
|
|
}
|
|
|
|
if (isset($server['version'])) {
|
|
$version = $server['version'];
|
|
}
|
|
|
|
if (isset($server['site_name'])) {
|
|
$site_name = $server['site_name'];
|
|
}
|
|
}
|
|
}
|
|
|
|
// Check for noscrape
|
|
// Friendica servers could be detected as OStatus servers
|
|
if (!$failure && 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)) {
|
|
$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":
|
|
$register_policy = REGISTER_OPEN;
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
if ($possible_failure && !$failure) {
|
|
$failure = true;
|
|
}
|
|
|
|
if ($failure) {
|
|
$last_contact = $orig_last_contact;
|
|
$last_failure = datetime_convert();
|
|
} else {
|
|
$last_contact = datetime_convert();
|
|
$last_failure = $orig_last_failure;
|
|
}
|
|
|
|
if (($last_contact <= $last_failure) && !$failure) {
|
|
logger("Server ".$server_url." seems to be alive, but last contact wasn't set - could be a bug", LOGGER_DEBUG);
|
|
} elseif (($last_contact >= $last_failure) && $failure) {
|
|
logger("Server ".$server_url." seems to be dead, but last failure wasn't set - could be a bug", LOGGER_DEBUG);
|
|
}
|
|
|
|
// Check again if the server exists
|
|
$servers = q("SELECT `nurl` FROM `gserver` WHERE `nurl` = '%s'", dbesc(normalise_link($server_url)));
|
|
|
|
$version = strip_tags($version);
|
|
$site_name = strip_tags($site_name);
|
|
$info = strip_tags($info);
|
|
$platform = strip_tags($platform);
|
|
|
|
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($server_url))
|
|
);
|
|
} elseif (!$failure) {
|
|
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 count_common_friends($uid, $cid) {
|
|
|
|
$r = q("SELECT count(*) as `total`
|
|
FROM `glink` INNER JOIN `gcontact` on `glink`.`gcid` = `gcontact`.`id`
|
|
WHERE `glink`.`cid` = %d AND `glink`.`uid` = %d AND
|
|
((`gcontact`.`last_contact` >= `gcontact`.`last_failure`) OR (`gcontact`.`updated` >= `gcontact`.`last_failure`))
|
|
AND `gcontact`.`nurl` IN (select nurl from contact where uid = %d and self = 0 and blocked = 0 and hidden = 0 and id != %d ) ",
|
|
intval($cid),
|
|
intval($uid),
|
|
intval($uid),
|
|
intval($cid)
|
|
);
|
|
|
|
// logger("count_common_friends: $uid $cid {$r[0]['total']}");
|
|
if (dbm::is_result($r)) {
|
|
return $r[0]['total'];
|
|
}
|
|
return 0;
|
|
|
|
}
|
|
|
|
|
|
function common_friends($uid, $cid, $start = 0, $limit = 9999, $shuffle = false) {
|
|
|
|
if ($shuffle) {
|
|
$sql_extra = " order by rand() ";
|
|
} else {
|
|
$sql_extra = " order by `gcontact`.`name` asc ";
|
|
}
|
|
|
|
$r = q("SELECT `gcontact`.*, `contact`.`id` AS `cid`
|
|
FROM `glink`
|
|
INNER JOIN `gcontact` ON `glink`.`gcid` = `gcontact`.`id`
|
|
INNER JOIN `contact` ON `gcontact`.`nurl` = `contact`.`nurl`
|
|
WHERE `glink`.`cid` = %d and `glink`.`uid` = %d
|
|
AND `contact`.`uid` = %d AND `contact`.`self` = 0 AND `contact`.`blocked` = 0
|
|
AND `contact`.`hidden` = 0 AND `contact`.`id` != %d
|
|
AND ((`gcontact`.`last_contact` >= `gcontact`.`last_failure`) OR (`gcontact`.`updated` >= `gcontact`.`last_failure`))
|
|
$sql_extra LIMIT %d, %d",
|
|
intval($cid),
|
|
intval($uid),
|
|
intval($uid),
|
|
intval($cid),
|
|
intval($start),
|
|
intval($limit)
|
|
);
|
|
|
|
/// @TODO Check all calling-findings of this function if they properly use dbm::is_result()
|
|
return $r;
|
|
|
|
}
|
|
|
|
|
|
function count_common_friends_zcid($uid, $zcid) {
|
|
|
|
$r = q("SELECT count(*) as `total`
|
|
FROM `glink` INNER JOIN `gcontact` on `glink`.`gcid` = `gcontact`.`id`
|
|
where `glink`.`zcid` = %d
|
|
and `gcontact`.`nurl` in (select nurl from contact where uid = %d and self = 0 and blocked = 0 and hidden = 0 ) ",
|
|
intval($zcid),
|
|
intval($uid)
|
|
);
|
|
|
|
if (dbm::is_result($r)) {
|
|
return $r[0]['total'];
|
|
}
|
|
return 0;
|
|
|
|
}
|
|
|
|
function common_friends_zcid($uid, $zcid, $start = 0, $limit = 9999, $shuffle = false) {
|
|
|
|
if ($shuffle) {
|
|
$sql_extra = " order by rand() ";
|
|
} else {
|
|
$sql_extra = " order by `gcontact`.`name` asc ";
|
|
}
|
|
|
|
$r = q("SELECT `gcontact`.*
|
|
FROM `glink` INNER JOIN `gcontact` on `glink`.`gcid` = `gcontact`.`id`
|
|
where `glink`.`zcid` = %d
|
|
and `gcontact`.`nurl` in (select nurl from contact where uid = %d and self = 0 and blocked = 0 and hidden = 0 )
|
|
$sql_extra limit %d, %d",
|
|
intval($zcid),
|
|
intval($uid),
|
|
intval($start),
|
|
intval($limit)
|
|
);
|
|
|
|
/// @TODO Check all calling-findings of this function if they properly use dbm::is_result()
|
|
return $r;
|
|
|
|
}
|
|
|
|
|
|
function count_all_friends($uid, $cid) {
|
|
|
|
$r = q("SELECT count(*) as `total`
|
|
FROM `glink` INNER JOIN `gcontact` on `glink`.`gcid` = `gcontact`.`id`
|
|
where `glink`.`cid` = %d and `glink`.`uid` = %d AND
|
|
((`gcontact`.`last_contact` >= `gcontact`.`last_failure`) OR (`gcontact`.`updated` >= `gcontact`.`last_failure`))",
|
|
intval($cid),
|
|
intval($uid)
|
|
);
|
|
|
|
if (dbm::is_result($r)) {
|
|
return $r[0]['total'];
|
|
}
|
|
return 0;
|
|
|
|
}
|
|
|
|
|
|
function all_friends($uid, $cid, $start = 0, $limit = 80) {
|
|
|
|
$r = q("SELECT `gcontact`.*, `contact`.`id` AS `cid`
|
|
FROM `glink`
|
|
INNER JOIN `gcontact` on `glink`.`gcid` = `gcontact`.`id`
|
|
LEFT JOIN `contact` ON `contact`.`nurl` = `gcontact`.`nurl` AND `contact`.`uid` = %d
|
|
WHERE `glink`.`cid` = %d AND `glink`.`uid` = %d AND
|
|
((`gcontact`.`last_contact` >= `gcontact`.`last_failure`) OR (`gcontact`.`updated` >= `gcontact`.`last_failure`))
|
|
ORDER BY `gcontact`.`name` ASC LIMIT %d, %d ",
|
|
intval($uid),
|
|
intval($cid),
|
|
intval($uid),
|
|
intval($start),
|
|
intval($limit)
|
|
);
|
|
|
|
/// @TODO Check all calling-findings of this function if they properly use dbm::is_result()
|
|
return $r;
|
|
}
|
|
|
|
|
|
|
|
function suggestion_query($uid, $start = 0, $limit = 80) {
|
|
|
|
if (!$uid) {
|
|
return array();
|
|
}
|
|
|
|
/*
|
|
* Uncommented because the result of the queries are to big to store it in the cache.
|
|
* We need to decide if we want to change the db column type or if we want to delete it.
|
|
*/
|
|
//$list = Cache::get("suggestion_query:".$uid.":".$start.":".$limit);
|
|
//if (!is_null($list)) {
|
|
// return $list;
|
|
//}
|
|
|
|
$network = array(NETWORK_DFRN);
|
|
|
|
if (get_config('system','diaspora_enabled')) {
|
|
$network[] = NETWORK_DIASPORA;
|
|
}
|
|
|
|
if (!get_config('system','ostatus_disabled')) {
|
|
$network[] = NETWORK_OSTATUS;
|
|
}
|
|
|
|
$sql_network = implode("', '", $network);
|
|
$sql_network = "'".$sql_network."'";
|
|
|
|
/// @todo This query is really slow
|
|
// By now we cache the data for five minutes
|
|
$r = q("SELECT count(glink.gcid) as `total`, gcontact.* from gcontact
|
|
INNER JOIN `glink` ON `glink`.`gcid` = `gcontact`.`id`
|
|
where uid = %d and not gcontact.nurl in ( select nurl from contact where uid = %d )
|
|
AND NOT `gcontact`.`name` IN (SELECT `name` FROM `contact` WHERE `uid` = %d)
|
|
AND NOT `gcontact`.`id` IN (SELECT `gcid` FROM `gcign` WHERE `uid` = %d)
|
|
AND `gcontact`.`updated` >= '%s'
|
|
AND `gcontact`.`last_contact` >= `gcontact`.`last_failure`
|
|
AND `gcontact`.`network` IN (%s)
|
|
GROUP BY `glink`.`gcid` ORDER BY `gcontact`.`updated` DESC,`total` DESC LIMIT %d, %d",
|
|
intval($uid),
|
|
intval($uid),
|
|
intval($uid),
|
|
intval($uid),
|
|
dbesc(NULL_DATE),
|
|
$sql_network,
|
|
intval($start),
|
|
intval($limit)
|
|
);
|
|
|
|
if (dbm::is_result($r) && count($r) >= ($limit -1)) {
|
|
/*
|
|
* Uncommented because the result of the queries are to big to store it in the cache.
|
|
* We need to decide if we want to change the db column type or if we want to delete it.
|
|
*/
|
|
//Cache::set("suggestion_query:".$uid.":".$start.":".$limit, $r, CACHE_FIVE_MINUTES);
|
|
|
|
return $r;
|
|
}
|
|
|
|
$r2 = q("SELECT gcontact.* FROM gcontact
|
|
INNER JOIN `glink` ON `glink`.`gcid` = `gcontact`.`id`
|
|
WHERE `glink`.`uid` = 0 AND `glink`.`cid` = 0 AND `glink`.`zcid` = 0 AND NOT `gcontact`.`nurl` IN (SELECT `nurl` FROM `contact` WHERE `uid` = %d)
|
|
AND NOT `gcontact`.`name` IN (SELECT `name` FROM `contact` WHERE `uid` = %d)
|
|
AND NOT `gcontact`.`id` IN (SELECT `gcid` FROM `gcign` WHERE `uid` = %d)
|
|
AND `gcontact`.`updated` >= '%s'
|
|
AND `gcontact`.`last_contact` >= `gcontact`.`last_failure`
|
|
AND `gcontact`.`network` IN (%s)
|
|
ORDER BY rand() LIMIT %d, %d",
|
|
intval($uid),
|
|
intval($uid),
|
|
intval($uid),
|
|
dbesc(NULL_DATE),
|
|
$sql_network,
|
|
intval($start),
|
|
intval($limit)
|
|
);
|
|
|
|
$list = array();
|
|
foreach ($r2 as $suggestion) {
|
|
$list[$suggestion["nurl"]] = $suggestion;
|
|
}
|
|
|
|
foreach ($r as $suggestion) {
|
|
$list[$suggestion["nurl"]] = $suggestion;
|
|
}
|
|
|
|
while (sizeof($list) > ($limit)) {
|
|
array_pop($list);
|
|
}
|
|
|
|
/*
|
|
* Uncommented because the result of the queries are to big to store it in the cache.
|
|
* We need to decide if we want to change the db column type or if we want to delete it.
|
|
*/
|
|
//Cache::set("suggestion_query:".$uid.":".$start.":".$limit, $list, CACHE_FIVE_MINUTES);
|
|
return $list;
|
|
}
|
|
|
|
function update_suggestions() {
|
|
|
|
$a = get_app();
|
|
|
|
$done = array();
|
|
|
|
/// @TODO Check if it is really neccessary to poll the own server
|
|
poco_load(0, 0, 0, App::get_baseurl() . '/poco');
|
|
|
|
$done[] = App::get_baseurl() . '/poco';
|
|
|
|
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');
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
// Query your contacts from Friendica and Redmatrix/Hubzilla for their contacts
|
|
$r = q("SELECT DISTINCT(`poco`) AS `poco` FROM `contact` WHERE `network` IN ('%s', '%s')",
|
|
dbesc(NETWORK_DFRN), dbesc(NETWORK_DIASPORA)
|
|
);
|
|
|
|
if (dbm::is_result($r)) {
|
|
foreach ($r as $rr) {
|
|
$base = substr($rr['poco'],0,strrpos($rr['poco'],'/'));
|
|
if (! in_array($base,$done)) {
|
|
poco_load(0,0,0,$base);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
/**
|
|
* @brief Fetch server list from remote servers and adds them when they are new.
|
|
*
|
|
* @param string $poco URL to the POCO endpoint
|
|
*/
|
|
function poco_fetch_serverlist($poco) {
|
|
$serverret = z_fetch_url($poco."/@server");
|
|
if (!$serverret["success"]) {
|
|
return;
|
|
}
|
|
$serverlist = json_decode($serverret['body']);
|
|
|
|
if (!is_array($serverlist)) {
|
|
return;
|
|
}
|
|
|
|
foreach ($serverlist as $server) {
|
|
$server_url = str_replace("/index.php", "", $server->url);
|
|
|
|
$r = q("SELECT `nurl` FROM `gserver` WHERE `nurl` = '%s'", dbesc(normalise_link($server_url)));
|
|
if (!dbm::is_result($r)) {
|
|
logger("Call server check for server ".$server_url, LOGGER_DEBUG);
|
|
proc_run(PRIORITY_LOW, "include/discover_poco.php", "server", $server_url);
|
|
}
|
|
}
|
|
}
|
|
|
|
function poco_discover_federation() {
|
|
$last = get_config('poco','last_federation_discovery');
|
|
|
|
if ($last) {
|
|
$next = $last + (24 * 60 * 60);
|
|
if ($next > time()) {
|
|
return;
|
|
}
|
|
}
|
|
|
|
// Discover Friendica, Hubzilla and Diaspora servers
|
|
$serverdata = fetch_url("http://the-federation.info/pods.json");
|
|
|
|
if ($serverdata) {
|
|
$servers = json_decode($serverdata);
|
|
|
|
foreach ($servers->pods as $server) {
|
|
proc_run(PRIORITY_LOW, "include/discover_poco.php", "server", "https://".$server->host);
|
|
}
|
|
}
|
|
|
|
// Disvover Mastodon servers
|
|
if (!Config::get('system','ostatus_disabled')) {
|
|
$serverdata = fetch_url("https://instances.mastodon.xyz/instances.json");
|
|
|
|
if ($serverdata) {
|
|
$servers = json_decode($serverdata);
|
|
|
|
foreach ($servers as $server) {
|
|
$url = (is_null($server->https_score) ? 'http' : 'https').'://'.$server->name;
|
|
proc_run(PRIORITY_LOW, "include/discover_poco.php", "server", $url);
|
|
}
|
|
}
|
|
}
|
|
|
|
// Currently disabled, since the service isn't available anymore.
|
|
// It is not removed since I hope that there will be a successor.
|
|
// Discover GNU Social Servers.
|
|
//if (!get_config('system','ostatus_disabled')) {
|
|
// $serverdata = "http://gstools.org/api/get_open_instances/";
|
|
|
|
// $result = z_fetch_url($serverdata);
|
|
// if ($result["success"]) {
|
|
// $servers = json_decode($result["body"]);
|
|
|
|
// foreach($servers->data as $server)
|
|
// poco_check_server($server->instance_address);
|
|
// }
|
|
//}
|
|
|
|
set_config('poco','last_federation_discovery', time());
|
|
}
|
|
|
|
function poco_discover_single_server($id) {
|
|
$r = q("SELECT `poco`, `nurl`, `url`, `network` FROM `gserver` WHERE `id` = %d", intval($id));
|
|
if (!dbm::is_result($r)) {
|
|
return false;
|
|
}
|
|
|
|
$server = $r[0];
|
|
|
|
// Discover new servers out there (Works from Friendica version 3.5.2)
|
|
poco_fetch_serverlist($server["poco"]);
|
|
|
|
// Fetch all users from the other server
|
|
$url = $server["poco"]."/?fields=displayName,urls,photos,updated,network,aboutMe,currentLocation,tags,gender,contactType,generation";
|
|
|
|
logger("Fetch all users from the server ".$server["url"], 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,contactType,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 (!$success && (get_config('system','poco_discovery') > 2)) {
|
|
logger("Fetch contacts from users of the server ".$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"]));
|
|
|
|
return true;
|
|
} 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"]));
|
|
|
|
return false;
|
|
}
|
|
}
|
|
|
|
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));
|
|
|
|
$r = q("SELECT `id`, `url`, `network` FROM `gserver` WHERE `last_contact` >= `last_failure` AND `poco` != '' AND `last_poco_query` < '%s' ORDER BY RAND()", dbesc($last_update));
|
|
if (dbm::is_result($r)) {
|
|
foreach ($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;
|
|
}
|
|
|
|
logger('Update directory from server '.$server['url'].' with ID '.$server['id'], LOGGER_DEBUG);
|
|
proc_run(PRIORITY_LOW, "include/discover_poco.php", "update_server_directory", (int)$server['id']);
|
|
|
|
if (!$complete && (--$no_of_queries == 0)) {
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
function poco_discover_server_users($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,contactType,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) || !count($data->entry)) {
|
|
return false;
|
|
}
|
|
|
|
$success = false;
|
|
|
|
foreach ($data->entry as $entry) {
|
|
$profile_url = '';
|
|
$profile_photo = '';
|
|
$connect_url = '';
|
|
$name = '';
|
|
$network = '';
|
|
$updated = NULL_DATE;
|
|
$location = '';
|
|
$about = '';
|
|
$keywords = '';
|
|
$gender = '';
|
|
$contact_type = -1;
|
|
$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) && ($entry->generation > 0)) {
|
|
$generation = ++$entry->generation;
|
|
}
|
|
|
|
if(isset($entry->contactType) && ($entry->contactType >= 0)) {
|
|
$contact_type = $entry->contactType;
|
|
}
|
|
|
|
if (isset($entry->tags)) {
|
|
foreach ($entry->tags as $tag) {
|
|
$keywords = implode(", ", $tag);
|
|
}
|
|
}
|
|
|
|
if ($generation > 0) {
|
|
$success = true;
|
|
|
|
logger("Store profile ".$profile_url, LOGGER_DEBUG);
|
|
|
|
$gcontact = array("url" => $profile_url,
|
|
"name" => $name,
|
|
"network" => $network,
|
|
"photo" => $profile_photo,
|
|
"about" => $about,
|
|
"location" => $location,
|
|
"gender" => $gender,
|
|
"keywords" => $keywords,
|
|
"connect" => $connect_url,
|
|
"updated" => $updated,
|
|
"contact-type" => $contact_type,
|
|
"generation" => $generation);
|
|
|
|
try {
|
|
$gcontact = sanitize_gcontact($gcontact);
|
|
update_gcontact($gcontact);
|
|
} catch (Exception $e) {
|
|
logger($e->getMessage(), LOGGER_DEBUG);
|
|
}
|
|
|
|
logger("Done for profile ".$profile_url, LOGGER_DEBUG);
|
|
}
|
|
}
|
|
return $success;
|
|
}
|
|
|
|
/**
|
|
* @brief Removes unwanted parts from a contact url
|
|
*
|
|
* @param string $url Contact url
|
|
* @return string Contact url with the wanted parts
|
|
*/
|
|
function clean_contact_url($url) {
|
|
$parts = parse_url($url);
|
|
|
|
if (!isset($parts["scheme"]) || !isset($parts["host"])) {
|
|
return $url;
|
|
}
|
|
|
|
$new_url = $parts["scheme"]."://".$parts["host"];
|
|
|
|
if (isset($parts["port"])) {
|
|
$new_url .= ":".$parts["port"];
|
|
}
|
|
|
|
if (isset($parts["path"])) {
|
|
$new_url .= $parts["path"];
|
|
}
|
|
|
|
if ($new_url != $url) {
|
|
logger("Cleaned contact url ".$url." to ".$new_url." - Called by: ".App::callstack(), LOGGER_DEBUG);
|
|
}
|
|
|
|
return $new_url;
|
|
}
|
|
|
|
/**
|
|
* @brief Replace alternate OStatus user format with the primary one
|
|
*
|
|
* @param arr $contact contact array (called by reference)
|
|
*/
|
|
function fix_alternate_contact_address(&$contact) {
|
|
if (($contact["network"] == NETWORK_OSTATUS) && poco_alternate_ostatus_url($contact["url"])) {
|
|
$data = probe_url($contact["url"]);
|
|
if ($contact["network"] == NETWORK_OSTATUS) {
|
|
logger("Fix primary url from ".$contact["url"]." to ".$data["url"]." - Called by: ".App::callstack(), LOGGER_DEBUG);
|
|
$contact["url"] = $data["url"];
|
|
$contact["addr"] = $data["addr"];
|
|
$contact["alias"] = $data["alias"];
|
|
$contact["server_url"] = $data["baseurl"];
|
|
}
|
|
}
|
|
}
|
|
|
|
/**
|
|
* @brief Fetch the gcontact id, add an entry if not existed
|
|
*
|
|
* @param arr $contact contact array
|
|
* @return bool|int Returns false if not found, integer if contact was found
|
|
*/
|
|
function get_gcontact_id($contact) {
|
|
|
|
$gcontact_id = 0;
|
|
$doprobing = false;
|
|
|
|
if (in_array($contact["network"], array(NETWORK_PHANTOM))) {
|
|
logger("Invalid network for contact url ".$contact["url"]." - Called by: ".App::callstack(), LOGGER_DEBUG);
|
|
return false;
|
|
}
|
|
|
|
if ($contact["network"] == NETWORK_STATUSNET) {
|
|
$contact["network"] = NETWORK_OSTATUS;
|
|
}
|
|
|
|
// All new contacts are hidden by default
|
|
if (!isset($contact["hide"])) {
|
|
$contact["hide"] = true;
|
|
}
|
|
|
|
// Replace alternate OStatus user format with the primary one
|
|
fix_alternate_contact_address($contact);
|
|
|
|
// Remove unwanted parts from the contact url (e.g. "?zrl=...")
|
|
if (in_array($contact["network"], array(NETWORK_DFRN, NETWORK_DIASPORA, NETWORK_OSTATUS))) {
|
|
$contact["url"] = clean_contact_url($contact["url"]);
|
|
}
|
|
|
|
dba::lock('gcontact');
|
|
$r = q("SELECT `id`, `last_contact`, `last_failure`, `network` FROM `gcontact` WHERE `nurl` = '%s' LIMIT 1",
|
|
dbesc(normalise_link($contact["url"])));
|
|
|
|
if (dbm::is_result($r)) {
|
|
$gcontact_id = $r[0]["id"];
|
|
|
|
// Update every 90 days
|
|
if (in_array($r[0]["network"], array(NETWORK_DFRN, NETWORK_DIASPORA, NETWORK_OSTATUS, ""))) {
|
|
$last_failure_str = $r[0]["last_failure"];
|
|
$last_failure = strtotime($r[0]["last_failure"]);
|
|
$last_contact_str = $r[0]["last_contact"];
|
|
$last_contact = strtotime($r[0]["last_contact"]);
|
|
$doprobing = (((time() - $last_contact) > (90 * 86400)) && ((time() - $last_failure) > (90 * 86400)));
|
|
}
|
|
} else {
|
|
q("INSERT INTO `gcontact` (`name`, `nick`, `addr` , `network`, `url`, `nurl`, `photo`, `created`, `updated`, `location`, `about`, `hide`, `generation`)
|
|
VALUES ('%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', %d, %d)",
|
|
dbesc($contact["name"]),
|
|
dbesc($contact["nick"]),
|
|
dbesc($contact["addr"]),
|
|
dbesc($contact["network"]),
|
|
dbesc($contact["url"]),
|
|
dbesc(normalise_link($contact["url"])),
|
|
dbesc($contact["photo"]),
|
|
dbesc(datetime_convert()),
|
|
dbesc(datetime_convert()),
|
|
dbesc($contact["location"]),
|
|
dbesc($contact["about"]),
|
|
intval($contact["hide"]),
|
|
intval($contact["generation"])
|
|
);
|
|
|
|
$r = q("SELECT `id`, `network` FROM `gcontact` WHERE `nurl` = '%s' ORDER BY `id` LIMIT 2",
|
|
dbesc(normalise_link($contact["url"])));
|
|
|
|
if (dbm::is_result($r)) {
|
|
$gcontact_id = $r[0]["id"];
|
|
|
|
$doprobing = in_array($r[0]["network"], array(NETWORK_DFRN, NETWORK_DIASPORA, NETWORK_OSTATUS, ""));
|
|
}
|
|
}
|
|
dba::unlock();
|
|
|
|
if ($doprobing) {
|
|
logger("Last Contact: ". $last_contact_str." - Last Failure: ".$last_failure_str." - Checking: ".$contact["url"], LOGGER_DEBUG);
|
|
proc_run(PRIORITY_LOW, 'include/gprobe.php', $contact["url"]);
|
|
}
|
|
|
|
return $gcontact_id;
|
|
}
|
|
|
|
/**
|
|
* @brief Updates the gcontact table from a given array
|
|
*
|
|
* @param arr $contact contact array
|
|
* @return bool|int Returns false if not found, integer if contact was found
|
|
*/
|
|
function update_gcontact($contact) {
|
|
|
|
// Check for invalid "contact-type" value
|
|
if (isset($contact['contact-type']) && (intval($contact['contact-type']) < 0)) {
|
|
$contact['contact-type'] = 0;
|
|
}
|
|
|
|
/// @todo update contact table as well
|
|
|
|
$gcontact_id = get_gcontact_id($contact);
|
|
|
|
if (!$gcontact_id) {
|
|
return false;
|
|
}
|
|
|
|
$r = q("SELECT `name`, `nick`, `photo`, `location`, `about`, `addr`, `generation`, `birthday`, `gender`, `keywords`,
|
|
`contact-type`, `hide`, `nsfw`, `network`, `alias`, `notify`, `server_url`, `connect`, `updated`, `url`
|
|
FROM `gcontact` WHERE `id` = %d LIMIT 1",
|
|
intval($gcontact_id));
|
|
|
|
// Get all field names
|
|
$fields = array();
|
|
foreach ($r[0] as $field => $data) {
|
|
$fields[$field] = $data;
|
|
}
|
|
|
|
unset($fields["url"]);
|
|
unset($fields["updated"]);
|
|
unset($fields["hide"]);
|
|
|
|
// Bugfix: We had an error in the storing of keywords which lead to the "0"
|
|
// This value is still transmitted via poco.
|
|
if ($contact["keywords"] == "0") {
|
|
unset($contact["keywords"]);
|
|
}
|
|
|
|
if ($r[0]["keywords"] == "0") {
|
|
$r[0]["keywords"] = "";
|
|
}
|
|
|
|
// assign all unassigned fields from the database entry
|
|
foreach ($fields as $field => $data) {
|
|
if (!isset($contact[$field]) || ($contact[$field] == "")) {
|
|
$contact[$field] = $r[0][$field];
|
|
}
|
|
}
|
|
|
|
if (!isset($contact["hide"])) {
|
|
$contact["hide"] = $r[0]["hide"];
|
|
}
|
|
|
|
$fields["hide"] = $r[0]["hide"];
|
|
|
|
if ($contact["network"] == NETWORK_STATUSNET) {
|
|
$contact["network"] = NETWORK_OSTATUS;
|
|
}
|
|
|
|
// Replace alternate OStatus user format with the primary one
|
|
fix_alternate_contact_address($contact);
|
|
|
|
if (!isset($contact["updated"])) {
|
|
$contact["updated"] = dbm::date();
|
|
}
|
|
|
|
if ($contact["server_url"] == "") {
|
|
$server_url = $contact["url"];
|
|
|
|
$server_url = matching_url($server_url, $contact["alias"]);
|
|
if ($server_url != "") {
|
|
$contact["server_url"] = $server_url;
|
|
}
|
|
|
|
$server_url = matching_url($server_url, $contact["photo"]);
|
|
if ($server_url != "") {
|
|
$contact["server_url"] = $server_url;
|
|
}
|
|
|
|
$server_url = matching_url($server_url, $contact["notify"]);
|
|
if ($server_url != "") {
|
|
$contact["server_url"] = $server_url;
|
|
}
|
|
} else {
|
|
$contact["server_url"] = normalise_link($contact["server_url"]);
|
|
}
|
|
|
|
if (($contact["addr"] == "") && ($contact["server_url"] != "") && ($contact["nick"] != "")) {
|
|
$hostname = str_replace("http://", "", $contact["server_url"]);
|
|
$contact["addr"] = $contact["nick"]."@".$hostname;
|
|
}
|
|
|
|
// Check if any field changed
|
|
$update = false;
|
|
unset($fields["generation"]);
|
|
|
|
if ((($contact["generation"] > 0) && ($contact["generation"] <= $r[0]["generation"])) || ($r[0]["generation"] == 0)) {
|
|
foreach ($fields as $field => $data) {
|
|
if ($contact[$field] != $r[0][$field]) {
|
|
logger("Difference for contact ".$contact["url"]." in field '".$field."'. New value: '".$contact[$field]."', old value '".$r[0][$field]."'", LOGGER_DEBUG);
|
|
$update = true;
|
|
}
|
|
}
|
|
|
|
if ($contact["generation"] < $r[0]["generation"]) {
|
|
logger("Difference for contact ".$contact["url"]." in field 'generation'. new value: '".$contact["generation"]."', old value '".$r[0]["generation"]."'", LOGGER_DEBUG);
|
|
$update = true;
|
|
}
|
|
}
|
|
|
|
if ($update) {
|
|
logger("Update gcontact for ".$contact["url"], LOGGER_DEBUG);
|
|
|
|
q("UPDATE `gcontact` SET `photo` = '%s', `name` = '%s', `nick` = '%s', `addr` = '%s', `network` = '%s',
|
|
`birthday` = '%s', `gender` = '%s', `keywords` = '%s', `hide` = %d, `nsfw` = %d,
|
|
`contact-type` = %d, `alias` = '%s', `notify` = '%s', `url` = '%s',
|
|
`location` = '%s', `about` = '%s', `generation` = %d, `updated` = '%s',
|
|
`server_url` = '%s', `connect` = '%s'
|
|
WHERE `nurl` = '%s' AND (`generation` = 0 OR `generation` >= %d)",
|
|
dbesc($contact["photo"]), dbesc($contact["name"]), dbesc($contact["nick"]),
|
|
dbesc($contact["addr"]), dbesc($contact["network"]), dbesc($contact["birthday"]),
|
|
dbesc($contact["gender"]), dbesc($contact["keywords"]), intval($contact["hide"]),
|
|
intval($contact["nsfw"]), intval($contact["contact-type"]), dbesc($contact["alias"]),
|
|
dbesc($contact["notify"]), dbesc($contact["url"]), dbesc($contact["location"]),
|
|
dbesc($contact["about"]), intval($contact["generation"]), dbesc(dbm::date($contact["updated"])),
|
|
dbesc($contact["server_url"]), dbesc($contact["connect"]),
|
|
dbesc(normalise_link($contact["url"])), intval($contact["generation"]));
|
|
|
|
|
|
// Now update the contact entry with the user id "0" as well.
|
|
// This is used for the shadow copies of public items.
|
|
$r = q("SELECT `id` FROM `contact` WHERE `nurl` = '%s' AND `uid` = 0 ORDER BY `id` LIMIT 1",
|
|
dbesc(normalise_link($contact["url"])));
|
|
|
|
if (dbm::is_result($r)) {
|
|
logger("Update shadow contact ".$r[0]["id"], LOGGER_DEBUG);
|
|
|
|
update_contact_avatar($contact["photo"], 0, $r[0]["id"]);
|
|
|
|
q("UPDATE `contact` SET `name` = '%s', `nick` = '%s', `addr` = '%s',
|
|
`network` = '%s', `bd` = '%s', `gender` = '%s',
|
|
`keywords` = '%s', `alias` = '%s', `contact-type` = %d,
|
|
`url` = '%s', `location` = '%s', `about` = '%s'
|
|
WHERE `id` = %d",
|
|
dbesc($contact["name"]), dbesc($contact["nick"]), dbesc($contact["addr"]),
|
|
dbesc($contact["network"]), dbesc($contact["birthday"]), dbesc($contact["gender"]),
|
|
dbesc($contact["keywords"]), dbesc($contact["alias"]), intval($contact["contact-type"]),
|
|
dbesc($contact["url"]), dbesc($contact["location"]), dbesc($contact["about"]),
|
|
intval($r[0]["id"]));
|
|
}
|
|
}
|
|
|
|
return $gcontact_id;
|
|
}
|
|
|
|
/**
|
|
* @brief Updates the gcontact entry from probe
|
|
*
|
|
* @param str $url profile link
|
|
*/
|
|
function update_gcontact_from_probe($url) {
|
|
$data = probe_url($url);
|
|
|
|
if (in_array($data["network"], array(NETWORK_PHANTOM))) {
|
|
logger("Invalid network for contact url ".$data["url"]." - Called by: ".App::callstack(), LOGGER_DEBUG);
|
|
return;
|
|
}
|
|
|
|
$data["server_url"] = $data["baseurl"];
|
|
|
|
update_gcontact($data);
|
|
}
|
|
|
|
/**
|
|
* @brief Update the gcontact entry for a given user id
|
|
*
|
|
* @param int $uid User ID
|
|
*/
|
|
function update_gcontact_for_user($uid) {
|
|
$r = q("SELECT `profile`.`locality`, `profile`.`region`, `profile`.`country-name`,
|
|
`profile`.`name`, `profile`.`about`, `profile`.`gender`,
|
|
`profile`.`pub_keywords`, `profile`.`dob`, `profile`.`photo`,
|
|
`profile`.`net-publish`, `user`.`nickname`, `user`.`hidewall`,
|
|
`contact`.`notify`, `contact`.`url`, `contact`.`addr`
|
|
FROM `profile`
|
|
INNER JOIN `user` ON `user`.`uid` = `profile`.`uid`
|
|
INNER JOIN `contact` ON `contact`.`uid` = `profile`.`uid`
|
|
WHERE `profile`.`uid` = %d AND `profile`.`is-default` AND `contact`.`self`",
|
|
intval($uid));
|
|
|
|
$location = formatted_location(array("locality" => $r[0]["locality"], "region" => $r[0]["region"],
|
|
"country-name" => $r[0]["country-name"]));
|
|
|
|
// The "addr" field was added in 3.4.3 so it can be empty for older users
|
|
if ($r[0]["addr"] != "") {
|
|
$addr = $r[0]["nickname"].'@'.str_replace(array("http://", "https://"), "", App::get_baseurl());
|
|
} else {
|
|
$addr = $r[0]["addr"];
|
|
}
|
|
|
|
$gcontact = array("name" => $r[0]["name"], "location" => $location, "about" => $r[0]["about"],
|
|
"gender" => $r[0]["gender"], "keywords" => $r[0]["pub_keywords"],
|
|
"birthday" => $r[0]["dob"], "photo" => $r[0]["photo"],
|
|
"notify" => $r[0]["notify"], "url" => $r[0]["url"],
|
|
"hide" => ($r[0]["hidewall"] || !$r[0]["net-publish"]),
|
|
"nick" => $r[0]["nickname"], "addr" => $addr,
|
|
"connect" => $addr, "server_url" => App::get_baseurl(),
|
|
"generation" => 1, "network" => NETWORK_DFRN);
|
|
|
|
update_gcontact($gcontact);
|
|
}
|
|
|
|
/**
|
|
* @brief Fetches users of given GNU Social server
|
|
*
|
|
* If the "Statistics" plugin is enabled (See http://gstools.org/ for details) we query user data with this.
|
|
*
|
|
* @param str $server Server address
|
|
*/
|
|
function gs_fetch_users($server) {
|
|
|
|
logger("Fetching users from GNU Social server ".$server, LOGGER_DEBUG);
|
|
|
|
$url = $server."/main/statistics";
|
|
|
|
$result = z_fetch_url($url);
|
|
if (!$result["success"]) {
|
|
return false;
|
|
}
|
|
|
|
$statistics = json_decode($result["body"]);
|
|
|
|
if (is_object($statistics->config)) {
|
|
if ($statistics->config->instance_with_ssl) {
|
|
$server = "https://";
|
|
} else {
|
|
$server = "http://";
|
|
}
|
|
|
|
$server .= $statistics->config->instance_address;
|
|
|
|
$hostname = $statistics->config->instance_address;
|
|
} else {
|
|
/// @TODO is_object() above means here no object, still $statistics is being used as object
|
|
if ($statistics->instance_with_ssl) {
|
|
$server = "https://";
|
|
} else {
|
|
$server = "http://";
|
|
}
|
|
|
|
$server .= $statistics->instance_address;
|
|
|
|
$hostname = $statistics->instance_address;
|
|
}
|
|
|
|
if (is_object($statistics->users)) {
|
|
foreach ($statistics->users as $nick => $user) {
|
|
$profile_url = $server."/".$user->nickname;
|
|
|
|
$contact = array("url" => $profile_url,
|
|
"name" => $user->fullname,
|
|
"addr" => $user->nickname."@".$hostname,
|
|
"nick" => $user->nickname,
|
|
"about" => $user->bio,
|
|
"network" => NETWORK_OSTATUS,
|
|
"photo" => App::get_baseurl()."/images/person-175.jpg");
|
|
get_gcontact_id($contact);
|
|
}
|
|
}
|
|
}
|
|
|
|
/**
|
|
* @brief Asking GNU Social server on a regular base for their user data
|
|
*
|
|
*/
|
|
function gs_discover() {
|
|
|
|
$requery_days = intval(get_config("system", "poco_requery_days"));
|
|
|
|
$last_update = date("c", time() - (60 * 60 * 24 * $requery_days));
|
|
|
|
$r = q("SELECT `nurl`, `url` FROM `gserver` WHERE `last_contact` >= `last_failure` AND `network` = '%s' AND `last_poco_query` < '%s' ORDER BY RAND() LIMIT 5",
|
|
dbesc(NETWORK_OSTATUS), dbesc($last_update));
|
|
|
|
if (!dbm::is_result($r)) {
|
|
return;
|
|
}
|
|
|
|
foreach ($r as $server) {
|
|
gs_fetch_users($server["url"]);
|
|
q("UPDATE `gserver` SET `last_poco_query` = '%s' WHERE `nurl` = '%s'", dbesc(datetime_convert()), dbesc($server["nurl"]));
|
|
}
|
|
}
|
|
|
|
/**
|
|
* @brief Returns a list of all known servers
|
|
* @return array List of server urls
|
|
*/
|
|
function poco_serverlist() {
|
|
$r = q("SELECT `url`, `site_name` AS `displayName`, `network`, `platform`, `version` FROM `gserver`
|
|
WHERE `network` IN ('%s', '%s', '%s') AND `last_contact` > `last_failure`
|
|
ORDER BY `last_contact`
|
|
LIMIT 1000",
|
|
dbesc(NETWORK_DFRN), dbesc(NETWORK_DIASPORA), dbesc(NETWORK_OSTATUS));
|
|
if (!dbm::is_result($r)) {
|
|
return false;
|
|
}
|
|
|
|
return $r;
|
|
}
|