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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1807 lines
55 KiB
1807 lines
55 KiB
<?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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require_once('include/datetime.php'); |
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require_once("include/Scrape.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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* poco_load |
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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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$a = get_app(); |
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if($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($cid) |
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); |
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if(count($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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if(! $url) |
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return; |
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$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) || (! $s)) |
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return; |
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$j = json_decode($s); |
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logger('poco_load: json: ' . print_r($j,true),LOGGER_DATA); |
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if(! isset($j->entry)) |
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return; |
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$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 = '0000-00-00 00:00:00'; |
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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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if(isset($entry->network)) |
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$network = $entry->network; |
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if(isset($entry->currentLocation)) |
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$location = $entry->currentLocation; |
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if(isset($entry->aboutMe)) |
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$about = html2bbcode($entry->aboutMe); |
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if(isset($entry->gender)) |
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$gender = $entry->gender; |
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if(isset($entry->generation) AND ($entry->generation > 0)) |
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$generation = ++$entry->generation; |
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if(isset($entry->tags)) |
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foreach($entry->tags as $tag) |
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$keywords = implode(", ", $tag); |
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if(isset($entry->contactType) AND ($entry->contactType >= 0)) |
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$contact_type = $entry->contactType; |
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// If you query a Friendica server for its profiles, the network has to be Friendica |
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/// TODO It could also be a Redmatrix server |
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//if ($uid == 0) |
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// $network = NETWORK_DFRN; |
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poco_check($profile_url, $name, $network, $profile_photo, $about, $location, $gender, $keywords, $connect_url, $updated, $generation, $cid, $uid, $zcid); |
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$gcontact = array("url" => $profile_url, "contact-type" => $contact_type, "generation" => $generation); |
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update_gcontact($gcontact); |
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// Update the Friendica contacts. Diaspora is doing it via a message. (See include/diaspora.php) |
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// Deactivated because we now update Friendica contacts in dfrn.php |
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//if (($location != "") OR ($about != "") OR ($keywords != "") OR ($gender != "")) |
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// q("UPDATE `contact` SET `location` = '%s', `about` = '%s', `keywords` = '%s', `gender` = '%s' |
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// WHERE `nurl` = '%s' AND NOT `self` AND `network` = '%s'", |
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// dbesc($location), |
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// dbesc($about), |
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// dbesc($keywords), |
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// dbesc($gender), |
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// dbesc(normalise_link($profile_url)), |
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// dbesc(NETWORK_DFRN)); |
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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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function poco_check($profile_url, $name, $network, $profile_photo, $about, $location, $gender, $keywords, $connect_url, $updated, $generation, $cid = 0, $uid = 0, $zcid = 0) { |
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$a = get_app(); |
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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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$gcid = ""; |
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if ($profile_url == "") |
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return $gcid; |
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$urlparts = parse_url($profile_url); |
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if (!isset($urlparts["scheme"])) |
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return $gcid; |
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if (in_array($urlparts["host"], array("www.facebook.com", "facebook.com", "twitter.com", |
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"identi.ca", "alpha.app.net"))) |
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return $gcid; |
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// Don't store the statusnet connector as network |
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// We can't simply set this to NETWORK_OSTATUS since the connector could have fetched posts from friendica as well |
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if ($network == NETWORK_STATUSNET) |
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$network = ""; |
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// Assure that there are no parameter fragments in the profile url |
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if (in_array($network, array(NETWORK_DFRN, NETWORK_DIASPORA, NETWORK_OSTATUS, ""))) |
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$profile_url = clean_contact_url($profile_url); |
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$alternate = poco_alternate_ostatus_url($profile_url); |
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$orig_updated = $updated; |
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// The global contacts should contain the original picture, not the cached one |
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if (($generation != 1) AND stristr(normalise_link($profile_photo), normalise_link($a->get_baseurl()."/photo/"))) |
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$profile_photo = ""; |
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$r = q("SELECT `network` FROM `contact` WHERE `nurl` = '%s' AND `network` != '' AND `network` != '%s' LIMIT 1", |
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dbesc(normalise_link($profile_url)), dbesc(NETWORK_STATUSNET) |
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); |
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if(count($r)) |
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$network = $r[0]["network"]; |
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if (($network == "") OR ($network == NETWORK_OSTATUS)) { |
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$r = q("SELECT `network`, `url` FROM `contact` WHERE `alias` IN ('%s', '%s') AND `network` != '' AND `network` != '%s' LIMIT 1", |
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dbesc($profile_url), dbesc(normalise_link($profile_url)), dbesc(NETWORK_STATUSNET) |
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); |
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if(count($r)) { |
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$network = $r[0]["network"]; |
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//$profile_url = $r[0]["url"]; |
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} |
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} |
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$x = q("SELECT * FROM `gcontact` WHERE `nurl` = '%s' LIMIT 1", |
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dbesc(normalise_link($profile_url)) |
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); |
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if (count($x)) { |
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if (($network == "") AND ($x[0]["network"] != NETWORK_STATUSNET)) |
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$network = $x[0]["network"]; |
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if ($updated == "0000-00-00 00:00:00") |
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$updated = $x[0]["updated"]; |
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$created = $x[0]["created"]; |
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$server_url = $x[0]["server_url"]; |
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$nick = $x[0]["nick"]; |
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$addr = $x[0]["addr"]; |
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$alias = $x[0]["alias"]; |
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$notify = $x[0]["notify"]; |
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} else { |
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$created = "0000-00-00 00:00:00"; |
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$server_url = ""; |
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$urlparts = parse_url($profile_url); |
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$nick = end(explode("/", $urlparts["path"])); |
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$addr = ""; |
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$alias = ""; |
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$notify = ""; |
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} |
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if ((($network == "") OR ($name == "") OR ($addr == "") OR ($profile_photo == "") OR ($server_url == "") OR $alternate) |
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AND poco_reachable($profile_url, $server_url, $network, false)) { |
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$data = probe_url($profile_url); |
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$orig_profile = $profile_url; |
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$network = $data["network"]; |
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$name = $data["name"]; |
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$nick = $data["nick"]; |
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$addr = $data["addr"]; |
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$alias = $data["alias"]; |
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$notify = $data["notify"]; |
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$profile_url = $data["url"]; |
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$profile_photo = $data["photo"]; |
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$server_url = $data["baseurl"]; |
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if ($alternate AND ($network == NETWORK_OSTATUS)) { |
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// Delete the old entry - if it exists |
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$r = q("SELECT `id` FROM `gcontact` WHERE `nurl` = '%s'", dbesc(normalise_link($orig_profile))); |
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if ($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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// possibly create a new entry |
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poco_check($profile_url, $name, $network, $profile_photo, $about, $location, $gender, $keywords, $connect_url, $updated, $generation, $cid, $uid, $zcid); |
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} |
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} |
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if ($alternate AND ($network == NETWORK_OSTATUS)) |
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return $gcid; |
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if (count($x) AND ($x[0]["network"] == "") AND ($network != "")) { |
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q("UPDATE `gcontact` SET `network` = '%s' WHERE `nurl` = '%s'", |
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dbesc($network), |
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dbesc(normalise_link($profile_url)) |
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); |
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} |
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if (($name == "") OR ($profile_photo == "")) |
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return $gcid; |
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if (!in_array($network, array(NETWORK_DFRN, NETWORK_OSTATUS, NETWORK_DIASPORA))) |
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return $gcid; |
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logger("profile-check generation: ".$generation." Network: ".$network." URL: ".$profile_url." name: ".$name." avatar: ".$profile_photo, LOGGER_DEBUG); |
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poco_check_server($server_url, $network); |
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$gcontact = array("url" => $profile_url, |
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"addr" => $addr, |
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"alias" => $alias, |
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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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"server_url" => $server_url, |
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"connect" => $connect_url, |
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"notify" => $notify, |
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"updated" => $updated, |
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"generation" => $generation); |
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$gcid = update_gcontact($gcontact); |
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if(!$gcid) |
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return $gcid; |
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$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(! count($r)) { |
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q("INSERT INTO `glink` (`cid`,`uid`,`gcid`,`zcid`, `updated`) VALUES (%d,%d,%d,%d, '%s') ", |
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intval($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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return $gcid; |
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} |
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function poco_reachable($profile, $server = "", $network = "", $force = false) { |
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if ($server == "") |
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$server = poco_detect_server($profile); |
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if ($server == "") |
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return true; |
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return poco_check_server($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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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($profile))); |
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if ($gcontacts[0]["created"] == "0000-00-00 00:00:00") |
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q("UPDATE `gcontact` SET `created` = '%s' WHERE `nurl` = '%s'", |
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dbesc(datetime_convert()), dbesc(normalise_link($profile))); |
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if ($gcontacts[0]["server_url"] != "") |
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$server_url = $gcontacts[0]["server_url"]; |
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else |
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$server_url = poco_detect_server($profile); |
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if (!in_array($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 ($server_url != "") { |
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if (!poco_check_server($server_url, $gcontacts[0]["network"], $force)) { |
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if ($force) |
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q("UPDATE `gcontact` SET `last_failure` = '%s' WHERE `nurl` = '%s'", |
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dbesc(datetime_convert()), dbesc(normalise_link($profile))); |
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logger("Profile ".$profile.": Server ".$server_url." wasn't reachable.", LOGGER_DEBUG); |
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return false; |
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} |
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q("UPDATE `gcontact` SET `server_url` = '%s' WHERE `nurl` = '%s'", |
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dbesc($server_url), dbesc(normalise_link($profile))); |
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} |
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if (in_array($gcontacts[0]["network"], array("", NETWORK_FEED))) { |
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$server = q("SELECT `network` FROM `gserver` WHERE `nurl` = '%s' AND `network` != ''", |
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dbesc(normalise_link($server_url))); |
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if ($server) |
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q("UPDATE `gcontact` SET `network` = '%s' WHERE `nurl` = '%s'", |
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dbesc($server[0]["network"]), dbesc(normalise_link($profile))); |
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else |
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return false; |
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} |
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// noscrape is really fast so we don't cache the call. |
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if (($gcontacts[0]["server_url"] != "") AND ($gcontacts[0]["nick"] != "")) { |
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// Use noscrape if possible |
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$server = q("SELECT `noscrape`, `network` FROM `gserver` WHERE `nurl` = '%s' AND `noscrape` != ''", dbesc(normalise_link($gcontacts[0]["server_url"]))); |
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if ($server) { |
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$noscraperet = z_fetch_url($server[0]["noscrape"]."/".$gcontacts[0]["nick"]); |
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if ($noscraperet["success"] AND ($noscraperet["body"] != "")) { |
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$noscrape = json_decode($noscraperet["body"], true); |
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if (is_array($noscrape)) { |
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$contact = array("url" => $profile, |
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"network" => $server[0]["network"], |
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"generation" => $gcontacts[0]["generation"]); |
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if (isset($noscrape["fn"])) |
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$contact["name"] = $noscrape["fn"]; |
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if (isset($noscrape["comm"])) |
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$contact["community"] = $noscrape["comm"]; |
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if (isset($noscrape["tags"])) { |
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$keywords = implode(" ", $noscrape["tags"]); |
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if ($keywords != "") |
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$contact["keywords"] = $keywords; |
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} |
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$location = formatted_location($noscrape); |
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if ($location) |
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$contact["location"] = $location; |
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if (isset($noscrape["dfrn-notify"])) |
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$contact["notify"] = $noscrape["dfrn-notify"]; |
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|
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// Remove all fields that are not present in the gcontact table |
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unset($noscrape["fn"]); |
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unset($noscrape["key"]); |
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unset($noscrape["homepage"]); |
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unset($noscrape["comm"]); |
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unset($noscrape["tags"]); |
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unset($noscrape["locality"]); |
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unset($noscrape["region"]); |
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unset($noscrape["country-name"]); |
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unset($noscrape["contacts"]); |
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unset($noscrape["dfrn-request"]); |
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unset($noscrape["dfrn-confirm"]); |
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unset($noscrape["dfrn-notify"]); |
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unset($noscrape["dfrn-poll"]); |
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|
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// Set the date of the last contact |
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/// @todo By now the function "update_gcontact" doesn't work with this field |
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//$contact["last_contact"] = datetime_convert(); |
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|
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$contact = array_merge($contact, $noscrape); |
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|
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update_gcontact($contact); |
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|
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if (trim($noscrape["updated"]) != "") { |
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q("UPDATE `gcontact` SET `last_contact` = '%s' WHERE `nurl` = '%s'", |
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dbesc(datetime_convert()), dbesc(normalise_link($profile))); |
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|
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logger("Profile ".$profile." was last updated at ".$noscrape["updated"]." (noscrape)", LOGGER_DEBUG); |
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|
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return $noscrape["updated"]; |
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} |
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} |
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} |
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} |
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} |
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|
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// If we only can poll the feed, then we only do this once a while |
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if (!$force AND !poco_do_update($gcontacts[0]["created"], $gcontacts[0]["updated"], $gcontacts[0]["last_failure"], $gcontacts[0]["last_contact"])) { |
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logger("Profile ".$profile." was last updated at ".$gcontacts[0]["updated"]." (cached)", LOGGER_DEBUG); |
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return $gcontacts[0]["updated"]; |
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} |
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$data = probe_url($profile); |
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|
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// Is the profile link the alternate OStatus link notation? (http://domain.tld/user/4711) |
|
// Then check the other link and delete this one |
|
if (($data["network"] == NETWORK_OSTATUS) AND poco_alternate_ostatus_url($profile) AND |
|
(normalise_link($profile) == normalise_link($data["alias"])) AND |
|
(normalise_link($profile) != normalise_link($data["url"]))) { |
|
|
|
// Delete the old entry |
|
q("DELETE FROM `gcontact` WHERE `nurl` = '%s'", dbesc(normalise_link($profile))); |
|
q("DELETE FROM `glink` WHERE `gcid` = %d", intval($gcontacts[0]["id"])); |
|
|
|
poco_check($data["url"], $data["name"], $data["network"], $data["photo"], $gcontacts[0]["about"], $gcontacts[0]["location"], |
|
$gcontacts[0]["gender"], $gcontacts[0]["keywords"], $data["addr"], $gcontacts[0]["updated"], $gcontacts[0]["generation"]); |
|
|
|
poco_last_updated($data["url"], $force); |
|
|
|
logger("Profile ".$profile." was deleted", LOGGER_DEBUG); |
|
return false; |
|
} |
|
|
|
if (($data["poll"] == "") OR (in_array($data["network"], array(NETWORK_FEED, NETWORK_PHANTOM)))) { |
|
q("UPDATE `gcontact` SET `last_failure` = '%s' WHERE `nurl` = '%s'", |
|
dbesc(datetime_convert()), dbesc(normalise_link($profile))); |
|
|
|
logger("Profile ".$profile." wasn't reachable (profile)", LOGGER_DEBUG); |
|
return false; |
|
} |
|
|
|
$contact = array("generation" => $gcontacts[0]["generation"]); |
|
|
|
$contact = array_merge($contact, $data); |
|
|
|
$contact["server_url"] = $data["baseurl"]; |
|
|
|
unset($contact["batch"]); |
|
unset($contact["poll"]); |
|
unset($contact["request"]); |
|
unset($contact["confirm"]); |
|
unset($contact["poco"]); |
|
unset($contact["priority"]); |
|
unset($contact["pubkey"]); |
|
unset($contact["baseurl"]); |
|
|
|
update_gcontact($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) |
|
$last_updated = "0000-00-00 00:00:00"; |
|
|
|
q("UPDATE `gcontact` SET `updated` = '%s', `last_contact` = '%s' WHERE `nurl` = '%s'", |
|
dbesc($last_updated), dbesc(datetime_convert()), dbesc(normalise_link($profile))); |
|
|
|
if (($gcontacts[0]["generation"] == 0)) |
|
q("UPDATE `gcontact` SET `generation` = 9 WHERE `nurl` = '%s'", |
|
dbesc(normalise_link($profile))); |
|
|
|
logger("Profile ".$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 - $contact_time) < (60 * 60 * 24 * 7)) AND ($contact_time > $failure_time)) |
|
// return false; |
|
|
|
// If the last contact time was more than a week ago and the contact was created more than a week ago, then only try once a week |
|
if ((($now - $contact_time) > (60 * 60 * 24 * 7)) AND (($now - $created_time) > (60 * 60 * 24 * 7)) AND (($now - $failure_time) < (60 * 60 * 24 * 7))) |
|
return false; |
|
|
|
// If the last contact time was more than a month ago and the contact was created more than a month ago, then only try once a month |
|
if ((($now - $contact_time) > (60 * 60 * 24 * 30)) AND (($now - $created_time) > (60 * 60 * 24 * 30)) AND (($now - $failure_time) < (60 * 60 * 24 * 30))) |
|
return false; |
|
|
|
return true; |
|
} |
|
|
|
function poco_to_boolean($val) { |
|
if (($val == "true") OR ($val == 1)) |
|
return(true); |
|
if (($val == "false") OR ($val == 0)) |
|
return(false); |
|
|
|
return ($val); |
|
} |
|
|
|
function poco_check_server($server_url, $network = "", $force = false) { |
|
|
|
// 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 ($servers) { |
|
|
|
if ($servers[0]["created"] == "0000-00-00 00:00:00") |
|
q("UPDATE `gserver` SET `created` = '%s' WHERE `nurl` = '%s'", |
|
dbesc(datetime_convert()), dbesc(normalise_link($server_url))); |
|
|
|
$poco = $servers[0]["poco"]; |
|
$noscrape = $servers[0]["noscrape"]; |
|
|
|
if ($network == "") |
|
$network = $servers[0]["network"]; |
|
|
|
$last_contact = $servers[0]["last_contact"]; |
|
$last_failure = $servers[0]["last_failure"]; |
|
$version = $servers[0]["version"]; |
|
$platform = $servers[0]["platform"]; |
|
$site_name = $servers[0]["site_name"]; |
|
$info = $servers[0]["info"]; |
|
$register_policy = $servers[0]["register_policy"]; |
|
|
|
if (!$force AND !poco_do_update($servers[0]["created"], "", $last_failure, $last_contact)) { |
|
logger("Use cached data for server ".$server_url, LOGGER_DEBUG); |
|
return ($last_contact >= $last_failure); |
|
} |
|
} else { |
|
$poco = ""; |
|
$noscrape = ""; |
|
$version = ""; |
|
$platform = ""; |
|
$site_name = ""; |
|
$info = ""; |
|
$register_policy = -1; |
|
|
|
$last_contact = "0000-00-00 00:00:00"; |
|
$last_failure = "0000-00-00 00:00:00"; |
|
} |
|
logger("Server ".$server_url." is outdated or unknown. Start discovery. Force: ".$force." Created: ".$servers[0]["created"]." Failure: ".$last_failure." Contact: ".$last_contact, LOGGER_DEBUG); |
|
|
|
$failure = false; |
|
$orig_last_failure = $last_failure; |
|
|
|
// Check if the page is accessible via SSL. |
|
$server_url = str_replace("http://", "https://", $server_url); |
|
$serverret = z_fetch_url($server_url."/.well-known/host-meta"); |
|
|
|
// Maybe the page is unencrypted only? |
|
$xmlobj = @simplexml_load_string($serverret["body"],'SimpleXMLElement',0, "http://docs.oasis-open.org/ns/xri/xrd-1.0"); |
|
if (!$serverret["success"] OR ($serverret["body"] == "") OR (@sizeof($xmlobj) == 0) OR !is_object($xmlobj)) { |
|
$server_url = str_replace("https://", "http://", $server_url); |
|
$serverret = z_fetch_url($server_url."/.well-known/host-meta"); |
|
|
|
$xmlobj = @simplexml_load_string($serverret["body"],'SimpleXMLElement',0, "http://docs.oasis-open.org/ns/xri/xrd-1.0"); |
|
} |
|
|
|
if (!$serverret["success"] OR ($serverret["body"] == "") OR (sizeof($xmlobj) == 0) OR !is_object($xmlobj)) { |
|
// Workaround for bad configured servers (known nginx problem) |
|
if ($serverret["debug"]["http_code"] != "403") { |
|
$last_failure = datetime_convert(); |
|
$failure = true; |
|
} |
|
} elseif ($network == NETWORK_DIASPORA) |
|
$last_contact = datetime_convert(); |
|
|
|
if (!$failure) { |
|
// Test for Diaspora |
|
$serverret = z_fetch_url($server_url); |
|
|
|
if (!$serverret["success"] OR ($serverret["body"] == "")) |
|
$failure = true; |
|
else { |
|
$lines = explode("\n",$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 = $versionparts[0]; |
|
} |
|
} |
|
} |
|
} |
|
|
|
if (!$failure) { |
|
// Test for Statusnet |
|
// Will also return data for Friendica and GNU Social - but it will be overwritten later |
|
// The "not implemented" is a special treatment for really, really old Friendica versions |
|
$serverret = z_fetch_url($server_url."/api/statusnet/version.json"); |
|
if ($serverret["success"] AND ($serverret["body"] != '{"error":"not implemented"}') AND |
|
($serverret["body"] != '') AND (strlen($serverret["body"]) < 30)) { |
|
$platform = "StatusNet"; |
|
$version = trim($serverret["body"], '"'); |
|
$network = NETWORK_OSTATUS; |
|
} |
|
|
|
// Test for GNU Social |
|
$serverret = z_fetch_url($server_url."/api/gnusocial/version.json"); |
|
if ($serverret["success"] AND ($serverret["body"] != '{"error":"not implemented"}') AND |
|
($serverret["body"] != '') AND (strlen($serverret["body"]) < 30)) { |
|
$platform = "GNU Social"; |
|
$version = trim($serverret["body"], '"'); |
|
$network = NETWORK_OSTATUS; |
|
} |
|
|
|
$serverret = z_fetch_url($server_url."/api/statusnet/config.json"); |
|
if ($serverret["success"]) { |
|
$data = json_decode($serverret["body"]); |
|
|
|
if (isset($data->site->server)) { |
|
$last_contact = datetime_convert(); |
|
|
|
if (isset($data->site->hubzilla)) { |
|
$platform = $data->site->hubzilla->PLATFORM_NAME; |
|
$version = $data->site->hubzilla->RED_VERSION; |
|
$network = NETWORK_DIASPORA; |
|
} |
|
if (isset($data->site->redmatrix)) { |
|
if (isset($data->site->redmatrix->PLATFORM_NAME)) |
|
$platform = $data->site->redmatrix->PLATFORM_NAME; |
|
elseif (isset($data->site->redmatrix->RED_PLATFORM)) |
|
$platform = $data->site->redmatrix->RED_PLATFORM; |
|
|
|
$version = $data->site->redmatrix->RED_VERSION; |
|
$network = NETWORK_DIASPORA; |
|
} |
|
if (isset($data->site->friendica)) { |
|
$platform = $data->site->friendica->FRIENDICA_PLATFORM; |
|
$version = $data->site->friendica->FRIENDICA_VERSION; |
|
$network = NETWORK_DFRN; |
|
} |
|
|
|
$site_name = $data->site->name; |
|
|
|
$data->site->closed = poco_to_boolean($data->site->closed); |
|
$data->site->private = poco_to_boolean($data->site->private); |
|
$data->site->inviteonly = poco_to_boolean($data->site->inviteonly); |
|
|
|
if (!$data->site->closed AND !$data->site->private and $data->site->inviteonly) |
|
$register_policy = REGISTER_APPROVE; |
|
elseif (!$data->site->closed AND !$data->site->private) |
|
$register_policy = REGISTER_OPEN; |
|
else |
|
$register_policy = REGISTER_CLOSED; |
|
} |
|
} |
|
} |
|
|
|
// Query statistics.json. Optional package for Diaspora, Friendica and Redmatrix |
|
if (!$failure) { |
|
$serverret = z_fetch_url($server_url."/statistics.json"); |
|
if ($serverret["success"]) { |
|
$data = json_decode($serverret["body"]); |
|
if ($version == "") |
|
$version = $data->version; |
|
|
|
$site_name = $data->name; |
|
|
|
if (isset($data->network) AND ($platform == "")) |
|
$platform = $data->network; |
|
|
|
if ($platform == "Diaspora") |
|
$network = NETWORK_DIASPORA; |
|
|
|
if ($data->registrations_open) |
|
$register_policy = REGISTER_OPEN; |
|
else |
|
$register_policy = REGISTER_CLOSED; |
|
|
|
if (isset($data->version)) |
|
$last_contact = datetime_convert(); |
|
} |
|
} |
|
|
|
// Check for noscrape |
|
// Friendica servers could be detected as OStatus servers |
|
if (!$failure AND in_array($network, array(NETWORK_DFRN, NETWORK_OSTATUS))) { |
|
$serverret = z_fetch_url($server_url."/friendica/json"); |
|
|
|
if (!$serverret["success"]) |
|
$serverret = z_fetch_url($server_url."/friendika/json"); |
|
|
|
if ($serverret["success"]) { |
|
$data = json_decode($serverret["body"]); |
|
|
|
if (isset($data->version)) { |
|
$last_contact = datetime_convert(); |
|
$network = NETWORK_DFRN; |
|
|
|
$noscrape = $data->no_scrape_url; |
|
$version = $data->version; |
|
$site_name = $data->site_name; |
|
$info = $data->info; |
|
$register_policy_str = $data->register_policy; |
|
$platform = $data->platform; |
|
|
|
switch ($register_policy_str) { |
|
case "REGISTER_CLOSED": |
|
$register_policy = REGISTER_CLOSED; |
|
break; |
|
case "REGISTER_APPROVE": |
|
$register_policy = REGISTER_APPROVE; |
|
break; |
|
case "REGISTER_OPEN": |
|
$register_policy = REGISTER_OPEN; |
|
break; |
|
} |
|
} |
|
} |
|
} |
|
|
|
// Look for poco |
|
if (!$failure) { |
|
$serverret = z_fetch_url($server_url."/poco"); |
|
if ($serverret["success"]) { |
|
$data = json_decode($serverret["body"]); |
|
if (isset($data->totalResults)) { |
|
$poco = $server_url."/poco"; |
|
$last_contact = datetime_convert(); |
|
} |
|
} |
|
} |
|
|
|
// Check again if the server exists |
|
$servers = q("SELECT `nurl` FROM `gserver` WHERE `nurl` = '%s'", dbesc(normalise_link($server_url))); |
|
|
|
$version = strip_tags($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($server_url)) |
|
); |
|
else |
|
q("INSERT INTO `gserver` (`url`, `nurl`, `version`, `site_name`, `info`, `register_policy`, `poco`, `noscrape`, `network`, `platform`, `created`, `last_contact`, `last_failure`) |
|
VALUES ('%s', '%s', '%s', '%s', '%s', %d, '%s', '%s', '%s', '%s', '%s', '%s', '%s')", |
|
dbesc($server_url), |
|
dbesc(normalise_link($server_url)), |
|
dbesc($version), |
|
dbesc($site_name), |
|
dbesc($info), |
|
intval($register_policy), |
|
dbesc($poco), |
|
dbesc($noscrape), |
|
dbesc($network), |
|
dbesc($platform), |
|
dbesc(datetime_convert()), |
|
dbesc($last_contact), |
|
dbesc($last_failure), |
|
dbesc(datetime_convert()) |
|
); |
|
|
|
logger("End discovery for server ".$server_url, LOGGER_DEBUG); |
|
|
|
return !$failure; |
|
} |
|
|
|
function count_common_friends($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(count($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) |
|
); |
|
|
|
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($uid) |
|
); |
|
|
|
if(count($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) |
|
); |
|
|
|
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($uid) |
|
); |
|
|
|
if(count($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) |
|
); |
|
|
|
return $r; |
|
} |
|
|
|
|
|
|
|
function suggestion_query($uid, $start = 0, $limit = 80) { |
|
|
|
if(! $uid) |
|
return array(); |
|
|
|
$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."', ''"; |
|
$sql_network = "'".$sql_network."'"; |
|
|
|
$r = q("SELECT count(glink.gcid) as `total`, gcontact.* from gcontact |
|
INNER JOIN `glink` ON `glink`.`gcid` = `gcontact`.`id` |
|
where uid = %d and not gcontact.nurl in ( select nurl from contact where uid = %d ) |
|
AND NOT `gcontact`.`name` IN (SELECT `name` FROM `contact` WHERE `uid` = %d) |
|
AND NOT `gcontact`.`id` IN (SELECT `gcid` FROM `gcign` WHERE `uid` = %d) |
|
AND `gcontact`.`updated` != '0000-00-00 00:00:00' |
|
AND `gcontact`.`last_contact` >= `gcontact`.`last_failure` |
|
AND `gcontact`.`network` IN (%s) |
|
GROUP BY `glink`.`gcid` ORDER BY `gcontact`.`updated` DESC,`total` DESC LIMIT %d, %d", |
|
intval($uid), |
|
intval($uid), |
|
intval($uid), |
|
intval($uid), |
|
$sql_network, |
|
intval($start), |
|
intval($limit) |
|
); |
|
|
|
if(count($r) && count($r) >= ($limit -1)) |
|
return $r; |
|
|
|
$r2 = q("SELECT gcontact.* FROM gcontact |
|
INNER JOIN `glink` ON `glink`.`gcid` = `gcontact`.`id` |
|
WHERE `glink`.`uid` = 0 AND `glink`.`cid` = 0 AND `glink`.`zcid` = 0 AND NOT `gcontact`.`nurl` IN (SELECT `nurl` FROM `contact` WHERE `uid` = %d) |
|
AND NOT `gcontact`.`name` IN (SELECT `name` FROM `contact` WHERE `uid` = %d) |
|
AND NOT `gcontact`.`id` IN (SELECT `gcid` FROM `gcign` WHERE `uid` = %d) |
|
AND `gcontact`.`updated` != '0000-00-00 00:00:00' |
|
AND `gcontact`.`last_contact` >= `gcontact`.`last_failure` |
|
AND `gcontact`.`network` IN (%s) |
|
ORDER BY rand() LIMIT %d, %d", |
|
intval($uid), |
|
intval($uid), |
|
intval($uid), |
|
$sql_network, |
|
intval($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); |
|
|
|
return $list; |
|
} |
|
|
|
function update_suggestions() { |
|
|
|
$a = get_app(); |
|
|
|
$done = array(); |
|
|
|
/// TODO Check if it is really neccessary to poll the own server |
|
poco_load(0,0,0,$a->get_baseurl() . '/poco'); |
|
|
|
$done[] = $a->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 |
|
$r = q("SELECT DISTINCT(`poco`) AS `poco` FROM `contact` WHERE `network` IN ('%s', '%s')", |
|
dbesc(NETWORK_DFRN), dbesc(NETWORK_DIASPORA) |
|
); |
|
|
|
if(count($r)) { |
|
foreach($r as $rr) { |
|
$base = substr($rr['poco'],0,strrpos($rr['poco'],'/')); |
|
if(! in_array($base,$done)) |
|
poco_load(0,0,0,$base); |
|
} |
|
} |
|
} |
|
|
|
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 $server) |
|
poco_check_server("https://".$server->host); |
|
} |
|
|
|
// 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($complete = false) { |
|
|
|
// Update the server list |
|
poco_discover_federation(); |
|
|
|
$no_of_queries = 5; |
|
|
|
$requery_days = intval(get_config("system", "poco_requery_days")); |
|
|
|
if ($requery_days == 0) |
|
$requery_days = 7; |
|
|
|
$last_update = date("c", time() - (60 * 60 * 24 * $requery_days)); |
|
|
|
$r = q("SELECT `poco`, `nurl`, `url`, `network` FROM `gserver` WHERE `last_contact` >= `last_failure` AND `poco` != '' AND `last_poco_query` < '%s' ORDER BY RAND()", dbesc($last_update)); |
|
if ($r) |
|
foreach ($r AS $server) { |
|
|
|
if (!poco_check_server($server["url"], $server["network"])) { |
|
// The server is not reachable? Okay, then we will try it later |
|
q("UPDATE `gserver` SET `last_poco_query` = '%s' WHERE `nurl` = '%s'", dbesc(datetime_convert()), dbesc($server["nurl"])); |
|
continue; |
|
} |
|
|
|
// Fetch all users from the other server |
|
$url = $server["poco"]."/?fields=displayName,urls,photos,updated,network,aboutMe,currentLocation,tags,gender,contactType,generation"; |
|
|
|
logger("Fetch all users from the server ".$server["nurl"], LOGGER_DEBUG); |
|
|
|
$retdata = z_fetch_url($url); |
|
if ($retdata["success"]) { |
|
$data = json_decode($retdata["body"]); |
|
|
|
poco_discover_server($data, 2); |
|
|
|
if (get_config('system','poco_discovery') > 1) { |
|
|
|
$timeframe = get_config('system','poco_discovery_since'); |
|
if ($timeframe == 0) |
|
$timeframe = 30; |
|
|
|
$updatedSince = date("Y-m-d H:i:s", time() - $timeframe * 86400); |
|
|
|
// Fetch all global contacts from the other server (Not working with Redmatrix and Friendica versions before 3.3) |
|
$url = $server["poco"]."/@global?updatedSince=".$updatedSince."&fields=displayName,urls,photos,updated,network,aboutMe,currentLocation,tags,gender,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 (!$success AND (get_config('system','poco_discovery') > 2)) { |
|
logger("Fetch contacts from users of the server ".$server["nurl"], LOGGER_DEBUG); |
|
poco_discover_server_users($data, $server); |
|
} |
|
} |
|
|
|
q("UPDATE `gserver` SET `last_poco_query` = '%s' WHERE `nurl` = '%s'", dbesc(datetime_convert()), dbesc($server["nurl"])); |
|
if (!$complete AND (--$no_of_queries == 0)) |
|
break; |
|
} else { |
|
// If the server hadn't replied correctly, then force a sanity check |
|
poco_check_server($server["url"], $server["network"], true); |
|
|
|
// If we couldn't reach the server, we will try it some time later |
|
q("UPDATE `gserver` SET `last_poco_query` = '%s' WHERE `nurl` = '%s'", dbesc(datetime_convert()), dbesc($server["nurl"])); |
|
} |
|
} |
|
} |
|
|
|
function poco_discover_server_users($data, $server) { |
|
|
|
if (!isset($data->entry)) |
|
return; |
|
|
|
foreach ($data->entry AS $entry) { |
|
$username = ""; |
|
if (isset($entry->urls)) { |
|
foreach($entry->urls as $url) |
|
if($url->type == 'profile') { |
|
$profile_url = $url->value; |
|
$urlparts = parse_url($profile_url); |
|
$username = end(explode("/", $urlparts["path"])); |
|
} |
|
} |
|
if ($username != "") { |
|
logger("Fetch contacts for the user ".$username." from the server ".$server["nurl"], LOGGER_DEBUG); |
|
|
|
// Fetch all contacts from a given user from the other server |
|
$url = $server["poco"]."/".$username."/?fields=displayName,urls,photos,updated,network,aboutMe,currentLocation,tags,gender,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) OR !count($data->entry)) |
|
return false; |
|
|
|
$success = false; |
|
|
|
foreach ($data->entry AS $entry) { |
|
$profile_url = ''; |
|
$profile_photo = ''; |
|
$connect_url = ''; |
|
$name = ''; |
|
$network = ''; |
|
$updated = '0000-00-00 00:00:00'; |
|
$location = ''; |
|
$about = ''; |
|
$keywords = ''; |
|
$gender = ''; |
|
$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) AND ($entry->generation > 0)) |
|
$generation = ++$entry->generation; |
|
|
|
if(isset($entry->contactType) AND ($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); |
|
poco_check($profile_url, $name, $network, $profile_photo, $about, $location, $gender, $keywords, $connect_url, $updated, $generation, 0, 0, 0); |
|
|
|
$gcontact = array("url" => $profile_url, "contact-type" => $contact_type, "generation" => $generation); |
|
update_gcontact($gcontact); |
|
|
|
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($parts["scheme"]) OR !isset($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 (($contact["network"] == NETWORK_OSTATUS) AND poco_alternate_ostatus_url($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"]); |
|
|
|
$r = q("SELECT `id`, `last_contact`, `last_failure`, `network` FROM `gcontact` WHERE `nurl` = '%s' ORDER BY `id` LIMIT 2", |
|
dbesc(normalise_link($contact["url"]))); |
|
|
|
if ($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)) AND ((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 ($r) { |
|
$gcontact_id = $r[0]["id"]; |
|
|
|
$doprobing = in_array($r[0]["network"], array(NETWORK_DFRN, NETWORK_DIASPORA, NETWORK_OSTATUS, "")); |
|
} |
|
} |
|
|
|
if ($doprobing) { |
|
logger("Last Contact: ". $last_contact_str." - Last Failure: ".$last_failure_str." - Checking: ".$contact["url"], LOGGER_DEBUG); |
|
proc_run(PRIORITY_LOW, 'include/gprobe.php', bin2hex($contact["url"])); |
|
} |
|
|
|
if ((count($r) > 1) AND ($gcontact_id > 0) AND ($contact["url"] != "")) |
|
q("DELETE FROM `gcontact` WHERE `nurl` = '%s' AND `id` != %d", |
|
dbesc(normalise_link($contact["url"])), |
|
intval($gcontact_id)); |
|
|
|
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) { |
|
|
|
/// @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[$field]) OR ($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"])) |
|
$contact["updated"] = datetime_convert(); |
|
|
|
if ($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 (($contact["addr"] == "") AND ($contact["server_url"] != "") AND ($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 ((($contact["generation"] > 0) AND ($contact["generation"] <= $r[0]["generation"])) OR ($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($contact["updated"]), |
|
dbesc($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 ($r) { |
|
logger("Update shadow contact ".$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; |
|
} |
|
|
|
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"] OR !$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); |
|
|
|
$a = get_app(); |
|
|
|
$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 = $statistics->config->instance_address; |
|
} else { |
|
if ($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" => $a->get_baseurl()."/images/person-175.jpg"); |
|
get_gcontact_id($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 (!$r) |
|
return; |
|
|
|
foreach ($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"])); |
|
} |
|
} |
|
?>
|
|
|