Friendica Communications Platform (please note that this is a clone of the repository at github, issues are handled there) https://friendi.ca
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<?php
/**
* @file src/Model/GlobalContact.php
* @brief This file includes the GlobalContact class with directory related functions
*/
namespace Friendica\Model;
use Exception;
use Friendica\Core\Config;
use Friendica\Core\Logger;
use Friendica\Core\Protocol;
use Friendica\Core\System;
use Friendica\Core\Worker;
use Friendica\Database\DBA;
use Friendica\Network\Probe;
use Friendica\Protocol\PortableContact;
use Friendica\Util\DateTimeFormat;
use Friendica\Util\Network;
use Friendica\Util\Strings;
require_once 'include/dba.php';
/**
* @brief This class handles GlobalContact related functions
*/
class GContact
{
/**
* @brief Search global contact table by nick or name
*
* @param string $search Name or nick
* @param string $mode Search mode (e.g. "community")
*
* @return array with search results
*/
public static function searchByName($search, $mode = '')
{
if (empty($search)) {
return [];
}
// check supported networks
if (Config::get('system', 'diaspora_enabled')) {
$diaspora = Protocol::DIASPORA;
} else {
$diaspora = Protocol::DFRN;
}
if (!Config::get('system', 'ostatus_disabled')) {
$ostatus = Protocol::OSTATUS;
} else {
$ostatus = Protocol::DFRN;
}
// check if we search only communities or every contact
if ($mode === "community") {
$extra_sql = " AND `community`";
} else {
$extra_sql = "";
}
$search .= "%";
$results = DBA::p("SELECT `nurl` FROM `gcontact`
WHERE NOT `hide` AND `network` IN (?, ?, ?, ?) AND
((`last_contact` >= `last_failure`) OR (`updated` >= `last_failure`)) AND
(`addr` LIKE ? OR `name` LIKE ? OR `nick` LIKE ?) $extra_sql
GROUP BY `nurl` ORDER BY `nurl` DESC LIMIT 1000",
Protocol::DFRN, Protocol::ACTIVITYPUB, $ostatus, $diaspora, $search, $search, $search
);
$gcontacts = [];
while ($result = DBA::fetch($results)) {
$urlparts = parse_url($result["nurl"]);
// Ignore results that look strange.
// For historic reasons the gcontact table does contain some garbage.
if (!empty($urlparts['query']) || !empty($urlparts['fragment'])) {
continue;
}
$gcontacts[] = Contact::getDetailsByURL($result["nurl"], local_user());
}
return $gcontacts;
}
/**
* @brief Link the gcontact entry with user, contact and global contact
*
* @param integer $gcid Global contact ID
* @param integer $uid User ID
* @param integer $cid Contact ID
* @param integer $zcid Global Contact ID
* @return void
*/
public static function link($gcid, $uid = 0, $cid = 0, $zcid = 0)
{
if ($gcid <= 0) {
return;
}
$condition = ['cid' => $cid, 'uid' => $uid, 'gcid' => $gcid, 'zcid' => $zcid];
DBA::update('glink', ['updated' => DateTimeFormat::utcNow()], $condition, true);
}
/**
* @brief Sanitize the given gcontact data
*
* @param array $gcontact array with gcontact data
* @throw Exception
*
* Generation:
* 0: No definition
* 1: Profiles on this server
* 2: Contacts of profiles on this server
* 3: Contacts of contacts of profiles on this server
* 4: ...
* @return array $gcontact
*/
public static function sanitize($gcontact)
{
if ($gcontact['url'] == "") {
throw new Exception('URL is empty');
}
$urlparts = parse_url($gcontact['url']);
if (!isset($urlparts["scheme"])) {
throw new Exception("This (".$gcontact['url'].") doesn't seem to be an url.");
}
if (in_array($urlparts["host"], ["twitter.com", "identi.ca"])) {
throw new Exception('Contact from a non federated network ignored. ('.$gcontact['url'].')');
}
// Don't store the statusnet connector as network
// We can't simply set this to Protocol::OSTATUS since the connector could have fetched posts from friendica as well
if ($gcontact['network'] == Protocol::STATUSNET) {
$gcontact['network'] = "";
}
// Assure that there are no parameter fragments in the profile url
if (in_array($gcontact['network'], [Protocol::ACTIVITYPUB, Protocol::DFRN, Protocol::DIASPORA, Protocol::OSTATUS, ""])) {
$gcontact['url'] = self::cleanContactUrl($gcontact['url']);
}
$alternate = PortableContact::alternateOStatusUrl($gcontact['url']);
// The global contacts should contain the original picture, not the cached one
if (($gcontact['generation'] != 1) && stristr(Strings::normaliseLink($gcontact['photo']), Strings::normaliseLink(System::baseUrl()."/photo/"))) {
$gcontact['photo'] = "";
}
if (!isset($gcontact['network'])) {
$condition = ["`uid` = 0 AND `nurl` = ? AND `network` != '' AND `network` != ?",
Strings::normaliseLink($gcontact['url']), Protocol::STATUSNET];
$contact = DBA::selectFirst('contact', ['network'], $condition);
if (DBA::isResult($contact)) {
$gcontact['network'] = $contact["network"];
}
if (($gcontact['network'] == "") || ($gcontact['network'] == Protocol::OSTATUS)) {
$condition = ["`uid` = 0 AND `alias` IN (?, ?) AND `network` != '' AND `network` != ?",
$gcontact['url'], Strings::normaliseLink($gcontact['url']), Protocol::STATUSNET];
$contact = DBA::selectFirst('contact', ['network'], $condition);
if (DBA::isResult($contact)) {
$gcontact['network'] = $contact["network"];
}
}
}
$gcontact['server_url'] = '';
$gcontact['network'] = '';
$fields = ['network', 'updated', 'server_url', 'url', 'addr'];
$gcnt = DBA::selectFirst('gcontact', $fields, ['nurl' => Strings::normaliseLink($gcontact['url'])]);
if (DBA::isResult($gcnt)) {
if (!isset($gcontact['network']) && ($gcnt["network"] != Protocol::STATUSNET)) {
$gcontact['network'] = $gcnt["network"];
}
if ($gcontact['updated'] <= DBA::NULL_DATETIME) {
$gcontact['updated'] = $gcnt["updated"];
}
if (!isset($gcontact['server_url']) && (Strings::normaliseLink($gcnt["server_url"]) != Strings::normaliseLink($gcnt["url"]))) {
$gcontact['server_url'] = $gcnt["server_url"];
}
if (!isset($gcontact['addr'])) {
$gcontact['addr'] = $gcnt["addr"];
}
}
if ((!isset($gcontact['network']) || !isset($gcontact['name']) || !isset($gcontact['addr']) || !isset($gcontact['photo']) || !isset($gcontact['server_url']) || $alternate)
&& PortableContact::reachable($gcontact['url'], $gcontact['server_url'], $gcontact['network'], false)
) {
$data = Probe::uri($gcontact['url']);
if ($data["network"] == Protocol::PHANTOM) {
throw new Exception('Probing for URL '.$gcontact['url'].' failed');
}
$orig_profile = $gcontact['url'];
$gcontact["server_url"] = $data["baseurl"];
$gcontact = array_merge($gcontact, $data);
if ($alternate && ($gcontact['network'] == Protocol::OSTATUS)) {
// Delete the old entry - if it exists
if (DBA::exists('gcontact', ['nurl' => Strings::normaliseLink($orig_profile)])) {
DBA::delete('gcontact', ['nurl' => Strings::normaliseLink($orig_profile)]);
}
}
}
if (!isset($gcontact['name']) || !isset($gcontact['photo'])) {
throw new Exception('No name and photo for URL '.$gcontact['url']);
}
if (!in_array($gcontact['network'], [Protocol::ACTIVITYPUB, Protocol::DFRN, Protocol::OSTATUS, Protocol::DIASPORA])) {
throw new Exception('No federated network ('.$gcontact['network'].') detected for URL '.$gcontact['url']);
}
if (!isset($gcontact['server_url'])) {
// We check the server url to be sure that it is a real one
$server_url = PortableContact::detectServer($gcontact['url']);
// We are now sure that it is a correct URL. So we use it in the future
if ($server_url != "") {
$gcontact['server_url'] = $server_url;
}
}
// The server URL doesn't seem to be valid, so we don't store it.
if (!PortableContact::checkServer($gcontact['server_url'], $gcontact['network'])) {
$gcontact['server_url'] = "";
}
return $gcontact;
}
/**
* @param integer $uid id
* @param integer $cid id
* @return integer
*/
public static function countCommonFriends($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::log("countCommonFriends: $uid $cid {$r[0]['total']}");
if (DBA::isResult($r)) {
return $r[0]['total'];
}
return 0;
}
/**
* @param integer $uid id
* @param integer $zcid zcid
* @return integer
*/
public static function countCommonFriendsZcid($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($uid)
);
if (DBA::isResult($r)) {
return $r[0]['total'];
}
return 0;
}
/**
* @param integer $uid user
* @param integer $cid cid
* @param integer $start optional, default 0
* @param integer $limit optional, default 9999
* @param boolean $shuffle optional, default false
* @return object
*/
public static function commonFriends($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 DBA::isResult()
return $r;
}
/**
* @param integer $uid user
* @param integer $zcid zcid
* @param integer $start optional, default 0
* @param integer $limit optional, default 9999
* @param boolean $shuffle optional, default false
* @return object
*/
public static function commonFriendsZcid($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 DBA::isResult()
return $r;
}
/**
* @param integer $uid user
* @param integer $cid cid
* @return integer
*/
public static function countAllFriends($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($uid)
);
if (DBA::isResult($r)) {
return $r[0]['total'];
}
return 0;
}
/**
* @param integer $uid user
* @param integer $cid cid
* @param integer $start optional, default 0
* @param integer $limit optional, default 80
* @return array
*/
public static function allFriends($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 DBA::isResult()
return $r;
}
/**
* @param object $uid user
* @param integer $start optional, default 0
* @param integer $limit optional, default 80
* @return array
*/
public static function suggestionQuery($uid, $start = 0, $limit = 80)
{
if (!$uid) {
return [];
}
/*
* 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 = [Protocol::DFRN];
if (Config::get('system', 'diaspora_enabled')) {
$network[] = Protocol::DIASPORA;
}
if (!Config::get('system', 'ostatus_disabled')) {
$network[] = Protocol::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),
DBA::NULL_DATETIME,
$sql_network,
intval($start),
intval($limit)
);
if (DBA::isResult($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),
DBA::NULL_DATETIME,
$sql_network,
intval($start),
intval($limit)
);
$list = [];
foreach ($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;
}
/**
* @return void
*/
public static function updateSuggestions()
{
$a = get_app();
$done = [];
/// @TODO Check if it is really neccessary to poll the own server
PortableContact::loadWorker(0, 0, 0, System::baseUrl() . '/poco');
$done[] = System::baseUrl() . '/poco';
if (strlen(Config::get('system', 'directory'))) {
$x = Network::fetchUrl(get_server()."/pubsites");
if (!empty($x)) {
$j = json_decode($x);
if (!empty($j->entries)) {
foreach ($j->entries as $entry) {
PortableContact::checkServer($entry->url);
$url = $entry->url . '/poco';
if (!in_array($url, $done)) {
PortableContact::loadWorker(0, 0, 0, $url);
$done[] = $url;
}
}
}
}
}
// Query your contacts from Friendica and Redmatrix/Hubzilla for their contacts
$r = q(
"SELECT DISTINCT(`poco`) AS `poco` FROM `contact` WHERE `network` IN ('%s', '%s')",
DBA::escape(Protocol::DFRN),
DBA::escape(Protocol::DIASPORA)
);
if (DBA::isResult($r)) {
foreach ($r as $rr) {
$base = substr($rr['poco'], 0, strrpos($rr['poco'], '/'));
if (! in_array($base, $done)) {
PortableContact::loadWorker(0, 0, 0, $base);
}
}
}
}
/**
* @brief Removes unwanted parts from a contact url
*
* @param string $url Contact url
*
* @return string Contact url with the wanted parts
*/
public static function cleanContactUrl($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 != $url) {
Logger::log("Cleaned contact url ".$url." to ".$new_url." - Called by: ".System::callstack(), Logger::DEBUG);
}
return $new_url;
}
/**
* @brief Replace alternate OStatus user format with the primary one
*
* @param array $contact contact array (called by reference)
* @return void
*/
public static function fixAlternateContactAddress(&$contact)
{
if (($contact["network"] == Protocol::OSTATUS) && PortableContact::alternateOStatusUrl($contact["url"])) {
$data = Probe::uri($contact["url"]);
if ($contact["network"] == Protocol::OSTATUS) {
Logger::log("Fix primary url from ".$contact["url"]." to ".$data["url"]." - Called by: ".System::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 array $contact contact array
*
* @return bool|int Returns false if not found, integer if contact was found
*/
public static function getId($contact)
{
$gcontact_id = 0;
$doprobing = false;
$last_failure_str = '';
$last_contact_str = '';
if (empty($contact["network"])) {
Logger::log("Empty network for contact url ".$contact["url"]." - Called by: ".System::callstack(), Logger::DEBUG);
return false;
}
if (in_array($contact["network"], [Protocol::PHANTOM])) {
Logger::log("Invalid network for contact url ".$contact["url"]." - Called by: ".System::callstack(), Logger::DEBUG);
return false;
}
if ($contact["network"] == Protocol::STATUSNET) {
$contact["network"] = Protocol::OSTATUS;
}
// All new contacts are hidden by default
if (!isset($contact["hide"])) {
$contact["hide"] = true;
}
// Replace alternate OStatus user format with the primary one
self::fixAlternateContactAddress($contact);
// Remove unwanted parts from the contact url (e.g. "?zrl=...")
if (in_array($contact["network"], [Protocol::ACTIVITYPUB, Protocol::DFRN, Protocol::DIASPORA, Protocol::OSTATUS])) {
$contact["url"] = self::cleanContactUrl($contact["url"]);
}
DBA::lock('gcontact');
$fields = ['id', 'last_contact', 'last_failure', 'network'];
$gcnt = DBA::selectFirst('gcontact', $fields, ['nurl' => Strings::normaliseLink($contact["url"])]);
if (DBA::isResult($gcnt)) {
$gcontact_id = $gcnt["id"];
// Update every 90 days
if (in_array($gcnt["network"], [Protocol::DFRN, Protocol::DIASPORA, Protocol::OSTATUS, ""])) {
$last_failure_str = $gcnt["last_failure"];
$last_failure = strtotime($gcnt["last_failure"]);
$last_contact_str = $gcnt["last_contact"];
$last_contact = strtotime($gcnt["last_contact"]);
$doprobing = (((time() - $last_contact) > (90 * 86400)) && ((time() - $last_failure) > (90 * 86400)));
}
} else {
$contact['location'] = defaults($contact, 'location', '');
$contact['about'] = defaults($contact, 'about', '');
$contact['generation'] = defaults($contact, 'generation', 0);
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)",
DBA::escape($contact["name"]),
DBA::escape($contact["nick"]),
DBA::escape($contact["addr"]),
DBA::escape($contact["network"]),
DBA::escape($contact["url"]),
DBA::escape(Strings::normaliseLink($contact["url"])),
DBA::escape($contact["photo"]),
DBA::escape(DateTimeFormat::utcNow()),
DBA::escape(DateTimeFormat::utcNow()),
DBA::escape($contact["location"]),
DBA::escape($contact["about"]),
intval($contact["hide"]),
intval($contact["generation"])
);
$condition = ['nurl' => Strings::normaliseLink($contact["url"])];
$cnt = DBA::selectFirst('gcontact', ['id', 'network'], $condition, ['order' => ['id']]);
if (DBA::isResult($cnt)) {
$gcontact_id = $cnt["id"];
$doprobing = in_array($cnt["network"], [Protocol::DFRN, Protocol::DIASPORA, Protocol::OSTATUS, ""]);
}
}
DBA::unlock();
if ($doprobing) {
Logger::log("Last Contact: ". $last_contact_str." - Last Failure: ".$last_failure_str." - Checking: ".$contact["url"], Logger::DEBUG);
Worker::add(PRIORITY_LOW, 'GProbe', $contact["url"]);
}
return $gcontact_id;
}
/**
* @brief Updates the gcontact table from a given array
*
* @param array $contact contact array
*
* @return bool|int Returns false if not found, integer if contact was found
*/
public static function update($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
$gcontact_id = self::getId($contact);
if (!$gcontact_id) {
return false;
}
$public_contact = q(
"SELECT `name`, `nick`, `photo`, `location`, `about`, `addr`, `generation`, `birthday`, `gender`, `keywords`,
`contact-type`, `hide`, `nsfw`, `network`, `alias`, `notify`, `server_url`, `connect`, `updated`, `url`
FROM `gcontact` WHERE `id` = %d LIMIT 1",
intval($gcontact_id)
);
// Get all field names
$fields = [];
foreach ($public_contact[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 (!empty($contact["keywords"]) && ($contact["keywords"] == "0")) {
unset($contact["keywords"]);
}
if (!empty($public_contact[0]["keywords"]) && ($public_contact[0]["keywords"] == "0")) {
$public_contact[0]["keywords"] = "";
}
// assign all unassigned fields from the database entry
foreach ($fields as $field => $data) {
if (!isset($contact[$field]) || ($contact[$field] == "")) {
$contact[$field] = $public_contact[0][$field];
}
}
if (!isset($contact["hide"])) {
$contact["hide"] = $public_contact[0]["hide"];
}
$fields["hide"] = $public_contact[0]["hide"];
if ($contact["network"] == Protocol::STATUSNET) {
$contact["network"] = Protocol::OSTATUS;
}
// Replace alternate OStatus user format with the primary one
self::fixAlternateContactAddress($contact);
if (!isset($contact["updated"])) {
$contact["updated"] = DateTimeFormat::utcNow();
}
if ($contact["network"] == Protocol::TWITTER) {
$contact["server_url"] = 'http://twitter.com';
}
if ($contact["server_url"] == "") {
$data = Probe::uri($contact["url"]);
if ($data["network"] != Protocol::PHANTOM) {
$contact["server_url"] = $data['baseurl'];
}
} else {
$contact["server_url"] = Strings::normaliseLink($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"] <= $public_contact[0]["generation"])) || ($public_contact[0]["generation"] == 0)) {
foreach ($fields as $field => $data) {
if ($contact[$field] != $public_contact[0][$field]) {
Logger::log("Difference for contact ".$contact["url"]." in field '".$field."'. New value: '".$contact[$field]."', old value '".$public_contact[0][$field]."'", Logger::DEBUG);
$update = true;
}
}
if ($contact["generation"] < $public_contact[0]["generation"]) {
Logger::log("Difference for contact ".$contact["url"]." in field 'generation'. new value: '".$contact["generation"]."', old value '".$public_contact[0]["generation"]."'", Logger::DEBUG);
$update = true;
}
}
if ($update) {
Logger::log("Update gcontact for ".$contact["url"], Logger::DEBUG);
$condition = ['`nurl` = ? AND (`generation` = 0 OR `generation` >= ?)',
Strings::normaliseLink($contact["url"]), $contact["generation"]];
$contact["updated"] = DateTimeFormat::utc($contact["updated"]);
$updated = ['photo' => $contact['photo'], 'name' => $contact['name'],
'nick' => $contact['nick'], 'addr' => $contact['addr'],
'network' => $contact['network'], 'birthday' => $contact['birthday'],
'gender' => $contact['gender'], 'keywords' => $contact['keywords'],
'hide' => $contact['hide'], 'nsfw' => $contact['nsfw'],
'contact-type' => $contact['contact-type'], 'alias' => $contact['alias'],
'notify' => $contact['notify'], 'url' => $contact['url'],
'location' => $contact['location'], 'about' => $contact['about'],
'generation' => $contact['generation'], 'updated' => $contact['updated'],
'server_url' => $contact['server_url'], 'connect' => $contact['connect']];
DBA::update('gcontact', $updated, $condition, $fields);
// Now update the contact entry with the user id "0" as well.
// This is used for the shadow copies of public items.
/// @todo Check if we really should do this.
// The quality of the gcontact table is mostly lower than the public contact
$public_contact = DBA::selectFirst('contact', ['id'], ['nurl' => Strings::normaliseLink($contact["url"]), 'uid' => 0]);
if (DBA::isResult($public_contact)) {
Logger::log("Update public contact ".$public_contact["id"], Logger::DEBUG);
Contact::updateAvatar($contact["photo"], 0, $public_contact["id"]);
$fields = ['name', 'nick', 'addr',
'network', 'bd', 'gender',
'keywords', 'alias', 'contact-type',
'url', 'location', 'about'];
$old_contact = DBA::selectFirst('contact', $fields, ['id' => $public_contact["id"]]);
// Update it with the current values
$fields = ['name' => $contact['name'], 'nick' => $contact['nick'],
'addr' => $contact['addr'], 'network' => $contact['network'],
'bd' => $contact['birthday'], 'gender' => $contact['gender'],
'keywords' => $contact['keywords'], 'alias' => $contact['alias'],
'contact-type' => $contact['contact-type'], 'url' => $contact['url'],
'location' => $contact['location'], 'about' => $contact['about']];
// Don't update the birthday field if not set or invalid
if (empty($contact['birthday']) || ($contact['birthday'] < '0001-01-01')) {
unset($fields['bd']);
}
DBA::update('contact', $fields, ['id' => $public_contact["id"]], $old_contact);
}
}
return $gcontact_id;
}
/**
* @brief Updates the gcontact entry from probe
*
* @param string $url profile link
* @return void
*/
public static function updateFromProbe($url)
{
$data = Probe::uri($url);
if (in_array($data["network"], [Protocol::PHANTOM])) {
Logger::log("Invalid network for contact url ".$data["url"]." - Called by: ".System::callstack(), Logger::DEBUG);
return;
}
$data["server_url"] = $data["baseurl"];
self::update($data);
}
/**
* @brief Update the gcontact entry for a given user id
*
* @param int $uid User ID
* @return void
*/
public static function updateForUser($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)
);
if (!DBA::isResult($r)) {
Logger::log('Cannot find user with uid=' . $uid, Logger::INFO);
return false;
}
$location = Profile::formatLocation(
["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(["http://", "https://"], "", System::baseUrl());
} else {
$addr = $r[0]["addr"];
}
$gcontact = ["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" => $addr, "server_url" => System::baseUrl(),
"generation" => 1, "network" => Protocol::DFRN];
self::update($gcontact);
}
/**
* @brief Fetches users of given GNU Social server
*
* If the "Statistics" addon is enabled (See http://gstools.org/ for details) we query user data with this.
*
* @param string $server Server address
* @return void
*/
public static function fetchGsUsers($server)
{
Logger::log("Fetching users from GNU Social server ".$server, Logger::DEBUG);
$url = $server."/main/statistics";
$curlResult = Network::curl($url);
if (!$curlResult->isSuccess()) {
return false;
}
$statistics = json_decode($curlResult->getBody());
if (!empty($statistics->config)) {
if ($statistics->config->instance_with_ssl) {
$server = "https://";
} else {
$server = "http://";
}
$server .= $statistics->config->instance_address;
$hostname = $statistics->config->instance_address;
} elseif (!empty($statistics)) {
if ($statistics->instance_with_ssl) {
$server = "https://";
} else {
$server = "http://";
}
$server .= $statistics->instance_address;
$hostname = $statistics->instance_address;
}
if (!empty($statistics->users)) {
foreach ($statistics->users as $nick => $user) {
$profile_url = $server."/".$user->nickname;
$contact = ["url" => $profile_url,
"name" => $user->fullname,
"addr" => $user->nickname."@".$hostname,
"nick" => $user->nickname,
"network" => Protocol::OSTATUS,
"photo" => System::baseUrl()."/images/person-300.jpg"];
if (isset($user->bio)) {
$contact["about"] = $user->bio;
}
self::getId($contact);
}
}
}
/**
* @brief Asking GNU Social server on a regular base for their user data
* @return void
*/
public static function discoverGsUsers()
{
$requery_days = intval(Config::get("system", "poco_requery_days"));
$last_update = date("c", time() - (60 * 60 * 24 * $requery_days));
$r = q(
"SELECT `nurl`, `url` FROM `gserver` WHERE `last_contact` >= `last_failure` AND `network` = '%s' AND `last_poco_query` < '%s' ORDER BY RAND() LIMIT 5",
DBA::escape(Protocol::OSTATUS),
DBA::escape($last_update)
);
if (!DBA::isResult($r)) {
return;
}
foreach ($r as $server) {
self::fetchGsUsers($server["url"]);
q("UPDATE `gserver` SET `last_poco_query` = '%s' WHERE `nurl` = '%s'", DBA::escape(DateTimeFormat::utcNow()), DBA::escape($server["nurl"]));
}
}
/**
* @return string
*/
public static function getRandomUrl()
{
$r = q(
"SELECT `url` FROM `gcontact` WHERE `network` = '%s'
AND `last_contact` >= `last_failure`
AND `updated` > UTC_TIMESTAMP - INTERVAL 1 MONTH
ORDER BY rand() LIMIT 1",
DBA::escape(Protocol::DFRN)
);
if (DBA::isResult($r)) {
return dirname($r[0]['url']);
}
return '';
}
}