235 lines
6.7 KiB
PHP
235 lines
6.7 KiB
PHP
<?php
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require_once("boot.php");
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require_once("include/socgraph.php");
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function discover_poco_run(&$argv, &$argc){
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global $a, $db;
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if(is_null($a)) {
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$a = new App;
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}
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if(is_null($db)) {
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@include(".htconfig.php");
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require_once("include/dba.php");
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$db = new dba($db_host, $db_user, $db_pass, $db_data);
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unset($db_host, $db_user, $db_pass, $db_data);
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};
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require_once('include/session.php');
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require_once('include/datetime.php');
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require_once('include/pidfile.php');
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load_config('config');
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load_config('system');
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$maxsysload = intval(get_config('system','maxloadavg'));
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if($maxsysload < 1)
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$maxsysload = 50;
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$load = current_load();
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if($load) {
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if(intval($load) > $maxsysload) {
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logger('system: load ' . $load . ' too high. discover_poco deferred to next scheduled run.');
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return;
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}
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}
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if(($argc > 2) && ($argv[1] == "dirsearch")) {
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$search = urldecode($argv[2]);
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$mode = 1;
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} elseif(($argc == 2) && ($argv[1] == "checkcontact")) {
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$mode = 2;
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} elseif(($argc == 2) && ($argv[1] == "suggestions")) {
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$mode = 3;
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} elseif ($argc == 1) {
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$search = "";
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$mode = 0;
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} else
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die("Unknown or missing parameter ".$argv[1]."\n");
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$lockpath = get_lockpath();
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if ($lockpath != '') {
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$pidfile = new pidfile($lockpath, 'discover_poco'.$mode.urlencode($search));
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if($pidfile->is_already_running()) {
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logger("discover_poco: Already running");
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if ($pidfile->running_time() > 19*60) {
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$pidfile->kill();
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logger("discover_poco: killed stale process");
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// Calling a new instance
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if ($mode == 0)
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proc_run('php','include/discover_poco.php');
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}
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exit;
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}
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}
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$a->set_baseurl(get_config('system','url'));
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load_hooks();
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logger('start '.$search);
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if ($mode==3)
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update_suggestions();
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elseif (($mode == 2) AND get_config('system','poco_completion'))
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discover_users();
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elseif (($mode == 1) AND ($search != "") and get_config('system','poco_local_search')) {
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discover_directory($search);
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gs_search_user($search);
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} elseif (($mode == 0) AND ($search == "") and (get_config('system','poco_discovery') > 0)) {
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// Query Friendica and Hubzilla servers for their users
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poco_discover();
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// Query GNU Social servers for their users ("statistics" addon has to be enabled on the GS server)
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if (!get_config('system','ostatus_disabled'))
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gs_discover();
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}
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logger('end '.$search);
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return;
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}
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function discover_users() {
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logger("Discover users", LOGGER_DEBUG);
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$users = q("SELECT `url`, `created`, `updated`, `last_failure`, `last_contact`, `server_url` FROM `gcontact`
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WHERE `last_contact` < UTC_TIMESTAMP - INTERVAL 1 MONTH AND
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`last_failure` < UTC_TIMESTAMP - INTERVAL 1 MONTH AND
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`network` IN ('%s', '%s', '%s', '%s', '') ORDER BY rand()",
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dbesc(NETWORK_DFRN), dbesc(NETWORK_DIASPORA),
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dbesc(NETWORK_OSTATUS), dbesc(NETWORK_FEED));
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if (!$users)
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return;
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$checked = 0;
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foreach ($users AS $user) {
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$urlparts = parse_url($user["url"]);
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if (!isset($urlparts["scheme"])) {
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q("UPDATE `gcontact` SET `network` = '%s' WHERE `nurl` = '%s'",
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dbesc(NETWORK_PHANTOM), dbesc(normalise_link($user["url"])));
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continue;
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}
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if (in_array($urlparts["host"], array("www.facebook.com", "facebook.com", "twitter.com",
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"identi.ca", "alpha.app.net"))) {
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$networks = array("www.facebook.com" => NETWORK_FACEBOOK,
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"facebook.com" => NETWORK_FACEBOOK,
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"twitter.com" => NETWORK_TWITTER,
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"identi.ca" => NETWORK_PUMPIO,
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"alpha.app.net" => NETWORK_APPNET);
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q("UPDATE `gcontact` SET `network` = '%s' WHERE `nurl` = '%s'",
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dbesc($networks[$urlparts["host"]]), dbesc(normalise_link($user["url"])));
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continue;
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}
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if ($user["server_url"] != "")
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$server_url = $user["server_url"];
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else
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$server_url = poco_detect_server($user["url"]);
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if (($server_url == "") OR poco_check_server($server_url, $gcontacts[0]["network"])) {
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logger('Check user '.$user["url"]);
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poco_last_updated($user["url"], true);
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if (++$checked > 100)
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return;
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} else
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q("UPDATE `gcontact` SET `last_failure` = '%s' WHERE `nurl` = '%s'",
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dbesc(datetime_convert()), dbesc(normalise_link($user["url"])));
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}
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}
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function discover_directory($search) {
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$data = Cache::get("dirsearch:".$search);
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if (!is_null($data)){
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// Only search for the same item every 24 hours
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if (time() < $data + (60 * 60 * 24)) {
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logger("Already searched for ".$search." in the last 24 hours", LOGGER_DEBUG);
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return;
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}
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}
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$x = fetch_url(get_server()."/lsearch?p=1&n=500&search=".urlencode($search));
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$j = json_decode($x);
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if(count($j->results))
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foreach($j->results as $jj) {
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// Check if the contact already exists
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$exists = q("SELECT `id`, `last_contact`, `last_failure`, `updated` FROM `gcontact` WHERE `nurl` = '%s'", normalise_link($jj->url));
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if ($exists) {
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logger("Profile ".$jj->url." already exists (".$search.")", LOGGER_DEBUG);
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if (($exists[0]["last_contact"] < $exists[0]["last_failure"]) AND
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($exists[0]["updated"] < $exists[0]["last_failure"]))
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continue;
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// Update the contact
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poco_last_updated($jj->url);
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continue;
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}
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// Harcoded paths aren't so good. But in this case it is okay.
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// First: We only will get Friendica contacts (which always are using this url schema)
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// Second: There will be no further problems if we are doing a mistake
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$server_url = preg_replace("=(https?://)(.*)/profile/(.*)=ism", "$1$2", $jj->url);
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if ($server_url != $jj->url)
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if (!poco_check_server($server_url)) {
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logger("Friendica server ".$server_url." doesn't answer.", LOGGER_DEBUG);
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continue;
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}
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logger("Friendica server ".$server_url." seems to be okay.", LOGGER_DEBUG);
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logger("Check if profile ".$jj->url." is reachable (".$search.")", LOGGER_DEBUG);
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$data = probe_url($jj->url);
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if ($data["network"] == NETWORK_DFRN) {
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logger("Add profile ".$jj->url." to local directory (".$search.")", LOGGER_DEBUG);
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poco_check($data["url"], $data["name"], $data["network"], $data["photo"], "", "", "", $jj->tags, $data["addr"], "", 0);
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}
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}
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Cache::set("dirsearch:".$search, time(), CACHE_DAY);
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}
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/**
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* @brief Search for GNU Social user with gstools.org
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*
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* @param str $search User name
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*/
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function gs_search_user($search) {
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$a = get_app();
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$url = "http://gstools.org/api/users_search/".urlencode($search);
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$result = z_fetch_url($url);
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if (!$result["success"])
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return false;
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$contacts = json_decode($result["body"]);
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if ($contacts->status == 'ERROR')
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return false;
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foreach($contacts->data AS $user) {
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$contact = probe_url($user->site_address."/".$user->name);
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if ($contact["network"] != NETWORK_PHANTOM) {
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$contact["about"] = $user->description;
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update_gcontact($contact);
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}
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}
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}
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if (array_search(__file__,get_included_files())===0){
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discover_poco_run($_SERVER["argv"],$_SERVER["argc"]);
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killme();
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}
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