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friendica
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And now DiscoverPoCo.php

This commit is contained in:
Michael 2017-11-18 11:02:46 +00:00
parent 01362461cf
commit 1f28cbd2c6
5 changed files with 314 additions and 309 deletions
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299
include/discover_poco.php
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@ -1,299 +0,0 @@
<?php
/**
* @file include/discover_poco.php
*/
use Friendica\Core\Cache;
use Friendica\Core\Config;
use Friendica\Core\Worker;
use Friendica\Database\DBM;
use Friendica\Model\GlobalContact;
use Friendica\Network\Probe;
use Friendica\Protocol\PortableContact;
require_once 'include/datetime.php';
function discover_poco_run(&$argv, &$argc)
{
/*
This function can be called in these ways:
- dirsearch <search pattern>: Searches for "search pattern" in the directory. "search pattern" is url encoded.
- checkcontact: Updates gcontact entries
- suggestions: Discover other servers for their contacts.
- server <poco url>: Searches for the poco server list. "poco url" is base64 encoded.
- update_server: Frequently check the first 250 servers for vitality.
- update_server_directory: Discover the given server id for their contacts
- PortableContact::load: Load POCO data from a given POCO address
- check_profile: Update remote profile data
*/
if (($argc > 2) && ($argv[1] == "dirsearch")) {
$search = urldecode($argv[2]);
$mode = 1;
} elseif (($argc == 2) && ($argv[1] == "checkcontact")) {
$mode = 2;
} elseif (($argc == 2) && ($argv[1] == "suggestions")) {
$mode = 3;
} elseif (($argc == 3) && ($argv[1] == "server")) {
$mode = 4;
} elseif (($argc == 2) && ($argv[1] == "update_server")) {
$mode = 5;
} elseif (($argc == 3) && ($argv[1] == "update_server_directory")) {
$mode = 6;
} elseif (($argc > 5) && ($argv[1] == "load")) {
$mode = 7;
} elseif (($argc == 3) && ($argv[1] == "check_profile")) {
$mode = 8;
} elseif ($argc == 1) {
$search = "";
$mode = 0;
} else {
logger("Unknown or missing parameter ".$argv[1]."\n");
return;
}
logger('start '.$search);
if ($mode == 8) {
if ($argv[2] != "") {
PortableContact::lastUpdated($argv[2], true);
}
} elseif ($mode == 7) {
if ($argc == 6) {
$url = $argv[5];
} else {
$url = '';
}
PortableContact::load(intval($argv[2]), intval($argv[3]), intval($argv[4]), $url);
} elseif ($mode == 6) {
PortableContact::discoverSingleServer(intval($argv[2]));
} elseif ($mode == 5) {
update_server();
} elseif ($mode == 4) {
$server_url = $argv[2];
if ($server_url == "") {
return;
}
$server_url = filter_var($server_url, FILTER_SANITIZE_URL);
if (substr(normalise_link($server_url), 0, 7) != "http://") {
return;
}
$result = "Checking server ".$server_url." - ";
$ret = PortableContact::checkServer($server_url);
if ($ret) {
$result .= "success";
} else {
$result .= "failed";
}
logger($result, LOGGER_DEBUG);
} elseif ($mode == 3) {
GlobalContact::updateSuggestions();
} elseif (($mode == 2) && Config::get('system', 'poco_completion')) {
discover_users();
} elseif (($mode == 1) && ($search != "") && Config::get('system', 'poco_local_search')) {
discover_directory($search);
gs_search_user($search);
} elseif (($mode == 0) && ($search == "") && (Config::get('system', 'poco_discovery') > 0)) {
// Query Friendica and Hubzilla servers for their users
PortableContact::discover();
// Query GNU Social servers for their users ("statistics" addon has to be enabled on the GS server)
if (!Config::get('system', 'ostatus_disabled')) {
GlobalContact::discoverGsUsers();
}
}
logger('end '.$search);
return;
}
/**
* @brief Updates the first 250 servers
*
*/
function update_server() {
$r = q("SELECT `url`, `created`, `last_failure`, `last_contact` FROM `gserver` ORDER BY rand()");
if (!DBM::is_result($r)) {
return;
}
$updated = 0;
foreach ($r AS $server) {
if (!PortableContact::updateNeeded($server["created"], "", $server["last_failure"], $server["last_contact"])) {
continue;
}
logger('Update server status for server '.$server["url"], LOGGER_DEBUG);
Worker::add(PRIORITY_LOW, "discover_poco", "server", $server["url"]);
if (++$updated > 250) {
return;
}
}
}
function discover_users() {
logger("Discover users", LOGGER_DEBUG);
$starttime = time();
$users = q("SELECT `url`, `created`, `updated`, `last_failure`, `last_contact`, `server_url`, `network` FROM `gcontact`
WHERE `last_contact` < UTC_TIMESTAMP - INTERVAL 1 MONTH AND
`last_failure` < UTC_TIMESTAMP - INTERVAL 1 MONTH AND
`network` IN ('%s', '%s', '%s', '%s', '') ORDER BY rand()",
dbesc(NETWORK_DFRN), dbesc(NETWORK_DIASPORA),
dbesc(NETWORK_OSTATUS), dbesc(NETWORK_FEED));
if (!$users) {
return;
}
$checked = 0;
foreach ($users AS $user) {
$urlparts = parse_url($user["url"]);
if (!isset($urlparts["scheme"])) {
q("UPDATE `gcontact` SET `network` = '%s' WHERE `nurl` = '%s'",
dbesc(NETWORK_PHANTOM), dbesc(normalise_link($user["url"])));
continue;
}
if (in_array($urlparts["host"], array("www.facebook.com", "facebook.com", "twitter.com",
"identi.ca", "alpha.app.net"))) {
$networks = array("www.facebook.com" => NETWORK_FACEBOOK,
"facebook.com" => NETWORK_FACEBOOK,
"twitter.com" => NETWORK_TWITTER,
"identi.ca" => NETWORK_PUMPIO,
"alpha.app.net" => NETWORK_APPNET);
q("UPDATE `gcontact` SET `network` = '%s' WHERE `nurl` = '%s'",
dbesc($networks[$urlparts["host"]]), dbesc(normalise_link($user["url"])));
continue;
}
$server_url = PortableContact::detectServer($user["url"]);
$force_update = false;
if ($user["server_url"] != "") {
$force_update = (normalise_link($user["server_url"]) != normalise_link($server_url));
$server_url = $user["server_url"];
}
if ((($server_url == "") && ($user["network"] == NETWORK_FEED)) || $force_update || PortableContact::checkServer($server_url, $user["network"])) {
logger('Check profile '.$user["url"]);
Worker::add(PRIORITY_LOW, "discover_poco", "check_profile", $user["url"]);
if (++$checked > 100) {
return;
}
} else {
q("UPDATE `gcontact` SET `last_failure` = '%s' WHERE `nurl` = '%s'",
dbesc(datetime_convert()), dbesc(normalise_link($user["url"])));
}
// Quit the loop after 3 minutes
if (time() > ($starttime + 180)) {
return;
}
}
}
function discover_directory($search) {
$data = Cache::get("dirsearch:".$search);
if (!is_null($data)) {
// Only search for the same item every 24 hours
if (time() < $data + (60 * 60 * 24)) {
logger("Already searched for ".$search." in the last 24 hours", LOGGER_DEBUG);
return;
}
}
$x = fetch_url(get_server()."/lsearch?p=1&n=500&search=".urlencode($search));
$j = json_decode($x);
if (count($j->results)) {
foreach ($j->results as $jj) {
// Check if the contact already exists
$exists = q("SELECT `id`, `last_contact`, `last_failure`, `updated` FROM `gcontact` WHERE `nurl` = '%s'", normalise_link($jj->url));
if (DBM::is_result($exists)) {
logger("Profile ".$jj->url." already exists (".$search.")", LOGGER_DEBUG);
if (($exists[0]["last_contact"] < $exists[0]["last_failure"]) &&
($exists[0]["updated"] < $exists[0]["last_failure"])) {
continue;
}
// Update the contact
PortableContact::lastUpdated($jj->url);
continue;
}
$server_url = PortableContact::detectServer($jj->url);
if ($server_url != '') {
if (!PortableContact::checkServer($server_url)) {
logger("Friendica server ".$server_url." doesn't answer.", LOGGER_DEBUG);
continue;
}
logger("Friendica server ".$server_url." seems to be okay.", LOGGER_DEBUG);
}
$data = Probe::uri($jj->url);
if ($data["network"] == NETWORK_DFRN) {
logger("Profile ".$jj->url." is reachable (".$search.")", LOGGER_DEBUG);
logger("Add profile ".$jj->url." to local directory (".$search.")", LOGGER_DEBUG);
if ($jj->tags != "") {
$data["keywords"] = $jj->tags;
}
$data["server_url"] = $data["baseurl"];
GlobalContact::update($data);
} else {
logger("Profile ".$jj->url." is not responding or no Friendica contact - but network ".$data["network"], LOGGER_DEBUG);
}
}
}
Cache::set("dirsearch:".$search, time(), CACHE_DAY);
}
/**
* @brief Search for GNU Social user with gstools.org
*
* @param str $search User name
*/
function gs_search_user($search) {
// Currently disabled, since the service isn't available anymore.
// It is not removed since I hope that there will be a successor.
return false;
$a = get_app();
$url = "http://gstools.org/api/users_search/".urlencode($search);
$result = z_fetch_url($url);
if (!$result["success"]) {
return false;
}
$contacts = json_decode($result["body"]);
if ($contacts->status == 'ERROR') {
return false;
}
/// @TODO AS is considered as a notation for constants (as they usually being written all upper-case)
/// @TODO find all those and convert to all lower-case which is a keyword then
foreach ($contacts->data AS $user) {
$contact = Probe::uri($user->site_address."/".$user->name);
if ($contact["network"] != NETWORK_PHANTOM) {
$contact["about"] = $user->description;
GlobalContact::update($contact);
}
}
}

2
mod/dirfind.php
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@ -169,7 +169,7 @@ function dirfind_content(App $a, $prefix = "") {
}
// Add found profiles from the global directory to the local directory
Worker::add(PRIORITY_LOW, 'discover_poco', "dirsearch", urlencode($search));
Worker::add(PRIORITY_LOW, 'DiscoverPoCo', "dirsearch", urlencode($search));
} else {
$p = (($a->pager['page'] != 1) ? '&p=' . $a->pager['page'] : '');

10
src/Protocol/PortableContact.php
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@ -51,7 +51,7 @@ class PortableContact
public static function loadWorker($cid, $uid = 0, $zcid = 0, $url = null)
{
// Call the function "load" via the worker
Worker::add(PRIORITY_LOW, "discover_poco", "load", (int)$cid, (int)$uid, (int)$zcid, $url);
Worker::add(PRIORITY_LOW, "DiscoverPoCo", "load", (int)$cid, (int)$uid, (int)$zcid, $url);
}
/**
@ -1317,7 +1317,7 @@ class PortableContact
$r = q("SELECT `nurl` FROM `gserver` WHERE `nurl` = '%s'", dbesc(normalise_link($server_url)));
if (!DBM::is_result($r)) {
logger("Call server check for server ".$server_url, LOGGER_DEBUG);
Worker::add(PRIORITY_LOW, "discover_poco", "server", $server_url);
Worker::add(PRIORITY_LOW, "DiscoverPoCo", "server", $server_url);
}
}
}
@ -1340,7 +1340,7 @@ class PortableContact
$servers = json_decode($serverdata);
foreach ($servers->pods as $server) {
Worker::add(PRIORITY_LOW, "discover_poco", "server", "https://".$server->host);
Worker::add(PRIORITY_LOW, "DiscoverPoCo", "server", "https://".$server->host);
}
}
@ -1353,7 +1353,7 @@ class PortableContact
foreach ($servers as $server) {
$url = (is_null($server->https_score) ? 'http' : 'https').'://'.$server->name;
Worker::add(PRIORITY_LOW, "discover_poco", "server", $url);
Worker::add(PRIORITY_LOW, "DiscoverPoCo", "server", $url);
}
}
}
@ -1462,7 +1462,7 @@ class PortableContact
}
logger('Update directory from server '.$server['url'].' with ID '.$server['id'], LOGGER_DEBUG);
Worker::add(PRIORITY_LOW, "discover_poco", "update_server_directory", (int)$server['id']);
Worker::add(PRIORITY_LOW, "DiscoverPoCo", "update_server_directory", (int)$server['id']);
if (!$complete && (--$no_of_queries == 0)) {
break;

8
src/Worker/Cron.php
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@ -42,10 +42,10 @@ Class Cron {
Worker::add(PRIORITY_NEGLIGIBLE, "queue");
// run the process to discover global contacts in the background
Worker::add(PRIORITY_LOW, "discover_poco");
Worker::add(PRIORITY_LOW, "DiscoverPoCo");
// run the process to update locally stored global contacts in the background
Worker::add(PRIORITY_LOW, "discover_poco", "checkcontact");
Worker::add(PRIORITY_LOW, "DiscoverPoCo", "checkcontact");
// Expire and remove user entries
Worker::add(PRIORITY_MEDIUM, "CronJobs", "expire_and_remove_users");
@ -73,9 +73,9 @@ Class Cron {
Worker::add(PRIORITY_LOW, "CronJobs", "update_contact_birthdays");
Worker::add(PRIORITY_LOW, "discover_poco", "update_server");
Worker::add(PRIORITY_LOW, "DiscoverPoCo", "update_server");
Worker::add(PRIORITY_LOW, "discover_poco", "suggestions");
Worker::add(PRIORITY_LOW, "DiscoverPoCo", "suggestions");
Config::set('system', 'last_expire_day', $d2);

304
src/Worker/DiscoverPoCo.php Normal file
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@ -0,0 +1,304 @@
<?php
/**
* @file src/Worker/DiscoverPoCo.php
*/
namespace Friendica\Worker;
use Friendica\Core\Cache;
use Friendica\Core\Config;
use Friendica\Core\Worker;
use Friendica\Database\DBM;
use Friendica\Model\GlobalContact;
use Friendica\Network\Probe;
use Friendica\Protocol\PortableContact;
require_once 'include/datetime.php';
class DiscoverPoco {
/// @todo Clean up this mess of a parameter hell and split it in several classes
public static function execute($command, $param1 = '', $param2 = '', $param3 = '', $param4 = '')
{
/*
This function can be called in these ways:
- dirsearch <search pattern>: Searches for "search pattern" in the directory. "search pattern" is url encoded.
- checkcontact: Updates gcontact entries
- suggestions: Discover other servers for their contacts.
- server <poco url>: Searches for the poco server list. "poco url" is base64 encoded.
- update_server: Frequently check the first 250 servers for vitality.
- update_server_directory: Discover the given server id for their contacts
- PortableContact::load: Load POCO data from a given POCO address
- check_profile: Update remote profile data
*/
if ($command == "dirsearch") {
$search = urldecode($param1);
$mode = 1;
} elseif ($command == "checkcontact") {
$mode = 2;
} elseif ($command == "suggestions") {
$mode = 3;
} elseif ($command == "server") {
$mode = 4;
} elseif ($command == "update_server") {
$mode = 5;
} elseif ($command == "update_server_directory") {
$mode = 6;
} elseif ($command == "load") {
$mode = 7;
} elseif ($command == "check_profile") {
$mode = 8;
} elseif ($command == '') {
$search = "";
$mode = 0;
} else {
logger("Unknown or missing parameter ".$command."\n");
return;
}
logger('start '.$search);
if ($mode == 8) {
if ($param1 != "") {
PortableContact::lastUpdated($param1, true);
}
} elseif ($mode == 7) {
if (!empty($param4)) {
$url = $param4;
} else {
$url = '';
}
PortableContact::load(intval($param1), intval($param2), intval($param3), $url);
} elseif ($mode == 6) {
PortableContact::discoverSingleServer(intval($param1));
} elseif ($mode == 5) {
self::updateServer();
} elseif ($mode == 4) {
$server_url = $param1;
if ($server_url == "") {
return;
}
$server_url = filter_var($server_url, FILTER_SANITIZE_URL);
if (substr(normalise_link($server_url), 0, 7) != "http://") {
return;
}
$result = "Checking server ".$server_url." - ";
$ret = PortableContact::checkServer($server_url);
if ($ret) {
$result .= "success";
} else {
$result .= "failed";
}
logger($result, LOGGER_DEBUG);
} elseif ($mode == 3) {
GlobalContact::updateSuggestions();
} elseif (($mode == 2) && Config::get('system', 'poco_completion')) {
self::discoverUsers();
} elseif (($mode == 1) && ($search != "") && Config::get('system', 'poco_local_search')) {
self::discoverDirectory($search);
self::gsSearchUser($search);
} elseif (($mode == 0) && ($search == "") && (Config::get('system', 'poco_discovery') > 0)) {
// Query Friendica and Hubzilla servers for their users
PortableContact::discover();
// Query GNU Social servers for their users ("statistics" addon has to be enabled on the GS server)
if (!Config::get('system', 'ostatus_disabled')) {
GlobalContact::discoverGsUsers();
}
}
logger('end '.$search);
return;
}
/**
* @brief Updates the first 250 servers
*
*/
private static function updateServer() {
$r = q("SELECT `url`, `created`, `last_failure`, `last_contact` FROM `gserver` ORDER BY rand()");
if (!DBM::is_result($r)) {
return;
}
$updated = 0;
foreach ($r AS $server) {
if (!PortableContact::updateNeeded($server["created"], "", $server["last_failure"], $server["last_contact"])) {
continue;
}
logger('Update server status for server '.$server["url"], LOGGER_DEBUG);
Worker::add(PRIORITY_LOW, "DiscoverPoCo", "server", $server["url"]);
if (++$updated > 250) {
return;
}
}
}
private static function discoverUsers() {
logger("Discover users", LOGGER_DEBUG);
$starttime = time();
$users = q("SELECT `url`, `created`, `updated`, `last_failure`, `last_contact`, `server_url`, `network` FROM `gcontact`
WHERE `last_contact` < UTC_TIMESTAMP - INTERVAL 1 MONTH AND
`last_failure` < UTC_TIMESTAMP - INTERVAL 1 MONTH AND
`network` IN ('%s', '%s', '%s', '%s', '') ORDER BY rand()",
dbesc(NETWORK_DFRN), dbesc(NETWORK_DIASPORA),
dbesc(NETWORK_OSTATUS), dbesc(NETWORK_FEED));
if (!$users) {
return;
}
$checked = 0;
foreach ($users AS $user) {
$urlparts = parse_url($user["url"]);
if (!isset($urlparts["scheme"])) {
q("UPDATE `gcontact` SET `network` = '%s' WHERE `nurl` = '%s'",
dbesc(NETWORK_PHANTOM), dbesc(normalise_link($user["url"])));
continue;
}
if (in_array($urlparts["host"], array("www.facebook.com", "facebook.com", "twitter.com",
"identi.ca", "alpha.app.net"))) {
$networks = array("www.facebook.com" => NETWORK_FACEBOOK,
"facebook.com" => NETWORK_FACEBOOK,
"twitter.com" => NETWORK_TWITTER,
"identi.ca" => NETWORK_PUMPIO,
"alpha.app.net" => NETWORK_APPNET);
q("UPDATE `gcontact` SET `network` = '%s' WHERE `nurl` = '%s'",
dbesc($networks[$urlparts["host"]]), dbesc(normalise_link($user["url"])));
continue;
}
$server_url = PortableContact::detectServer($user["url"]);
$force_update = false;
if ($user["server_url"] != "") {
$force_update = (normalise_link($user["server_url"]) != normalise_link($server_url));
$server_url = $user["server_url"];
}
if ((($server_url == "") && ($user["network"] == NETWORK_FEED)) || $force_update || PortableContact::checkServer($server_url, $user["network"])) {
logger('Check profile '.$user["url"]);
Worker::add(PRIORITY_LOW, "DiscoverPoCo", "check_profile", $user["url"]);
if (++$checked > 100) {
return;
}
} else {
q("UPDATE `gcontact` SET `last_failure` = '%s' WHERE `nurl` = '%s'",
dbesc(datetime_convert()), dbesc(normalise_link($user["url"])));
}
// Quit the loop after 3 minutes
if (time() > ($starttime + 180)) {
return;
}
}
}
private static function discoverDirectory($search) {
$data = Cache::get("dirsearch:".$search);
if (!is_null($data)) {
// Only search for the same item every 24 hours
if (time() < $data + (60 * 60 * 24)) {
logger("Already searched for ".$search." in the last 24 hours", LOGGER_DEBUG);
return;
}
}
$x = fetch_url(get_server()."/lsearch?p=1&n=500&search=".urlencode($search));
$j = json_decode($x);
if (count($j->results)) {
foreach ($j->results as $jj) {
// Check if the contact already exists
$exists = q("SELECT `id`, `last_contact`, `last_failure`, `updated` FROM `gcontact` WHERE `nurl` = '%s'", normalise_link($jj->url));
if (DBM::is_result($exists)) {
logger("Profile ".$jj->url." already exists (".$search.")", LOGGER_DEBUG);
if (($exists[0]["last_contact"] < $exists[0]["last_failure"]) &&
($exists[0]["updated"] < $exists[0]["last_failure"])) {
continue;
}
// Update the contact
PortableContact::lastUpdated($jj->url);
continue;
}
$server_url = PortableContact::detectServer($jj->url);
if ($server_url != '') {
if (!PortableContact::checkServer($server_url)) {
logger("Friendica server ".$server_url." doesn't answer.", LOGGER_DEBUG);
continue;
}
logger("Friendica server ".$server_url." seems to be okay.", LOGGER_DEBUG);
}
$data = Probe::uri($jj->url);
if ($data["network"] == NETWORK_DFRN) {
logger("Profile ".$jj->url." is reachable (".$search.")", LOGGER_DEBUG);
logger("Add profile ".$jj->url." to local directory (".$search.")", LOGGER_DEBUG);
if ($jj->tags != "") {
$data["keywords"] = $jj->tags;
}
$data["server_url"] = $data["baseurl"];
GlobalContact::update($data);
} else {
logger("Profile ".$jj->url." is not responding or no Friendica contact - but network ".$data["network"], LOGGER_DEBUG);
}
}
}
Cache::set("dirsearch:".$search, time(), CACHE_DAY);
}
/**
* @brief Search for GNU Social user with gstools.org
*
* @param str $search User name
*/
private static function gsSearchUser($search) {
// Currently disabled, since the service isn't available anymore.
// It is not removed since I hope that there will be a successor.
return false;
$a = get_app();
$url = "http://gstools.org/api/users_search/".urlencode($search);
$result = z_fetch_url($url);
if (!$result["success"]) {
return false;
}
$contacts = json_decode($result["body"]);
if ($contacts->status == 'ERROR') {
return false;
}
/// @TODO AS is considered as a notation for constants (as they usually being written all upper-case)
/// @TODO find all those and convert to all lower-case which is a keyword then
foreach ($contacts->data AS $user) {
$contact = Probe::uri($user->site_address."/".$user->name);
if ($contact["network"] != NETWORK_PHANTOM) {
$contact["about"] = $user->description;
GlobalContact::update($contact);
}
}
}
}