<?php
/**
- * @copyright Copyright (C) 2010-2022, the Friendica project
+ * @copyright Copyright (C) 2010-2023, the Friendica project
*
* @license GNU AGPL version 3 or any later version
*
DBA::insert('contact-relation', ['last-interaction' => $interaction_date, 'cid' => $target, 'relation-cid' => $actor], Database::INSERT_UPDATE);
}
+ /**
+ * Fetch the followers of a given user
+ *
+ * @param integer $uid User ID
+ * @return void
+ */
+ public static function discoverByUser(int $uid)
+ {
+ $contact = Contact::selectFirst(['id', 'url', 'network'], ['uid' => $uid, 'self' => true]);
+ if (empty($contact)) {
+ Logger::warning('Self contact for user not found', ['uid' => $uid]);
+ return;
+ }
+
+ $followers = self::getContacts($uid, [Contact::FOLLOWER, Contact::FRIEND]);
+ $followings = self::getContacts($uid, [Contact::SHARING, Contact::FRIEND]);
+
+ self::updateFollowersFollowings($contact, $followers, $followings);
+ }
+
/**
* Fetches the followers of a given profile and adds them
*
$followings = [];
}
+ self::updateFollowersFollowings($contact, $followers, $followings);
+ }
+
+ /**
+ * Update followers and followings for the given contact
+ *
+ * @param array $contact
+ * @param array $followers
+ * @param array $followings
+ * @return void
+ */
+ private static function updateFollowersFollowings(array $contact, array $followers, array $followings)
+ {
if (empty($followers) && empty($followings)) {
Contact::update(['last-discovery' => DateTimeFormat::utcNow()], ['id' => $contact['id']]);
- Logger::info('The contact does not offer discoverable data', ['id' => $contact['id'], 'url' => $url, 'network' => $contact['network']]);
+ Logger::info('The contact does not offer discoverable data', ['id' => $contact['id'], 'url' => $contact['url'], 'network' => $contact['network']]);
return;
}
$target = $contact['id'];
+ $url = $contact['url'];
if (!empty($followers)) {
// Clear the follower list, since it will be recreated in the next step
return true;
}
+ /**
+ * Check if the cached suggestion is outdated
+ *
+ * @param integer $uid
+ * @return boolean
+ */
+ static public function areSuggestionsOutdated(int $uid): bool
+ {
+ return DI::pConfig()->get($uid, 'suggestion', 'last_update') + 3600 < time();
+ }
+
+ /**
+ * Update contact suggestions for a given user
+ *
+ * @param integer $uid
+ * @return void
+ */
+ static public function updateCachedSuggestions(int $uid)
+ {
+ if (!self::areSuggestionsOutdated($uid)) {
+ return;
+ }
+
+ DBA::delete('account-suggestion', ['uid' => $uid, 'ignore' => false]);
+
+ foreach (self::getSuggestions($uid) as $contact) {
+ DBA::insert('account-suggestion', ['uri-id' => $contact['uri-id'], 'uid' => $uid, 'level' => 1], Database::INSERT_IGNORE);
+ }
+
+ DI::pConfig()->set($uid, 'suggestion', 'last_update', time());
+ }
+
+ /**
+ * Returns a cached array of suggested contacts for given user id
+ *
+ * @param int $uid User id
+ * @param int $start optional, default 0
+ * @param int $limit optional, default 80
+ * @return array
+ */
+ static public function getCachedSuggestions(int $uid, int $start = 0, int $limit = 80): array
+ {
+ $condition = ["`uid` = ? AND `uri-id` IN (SELECT `uri-id` FROM `account-suggestion` WHERE NOT `ignore` AND `uid` = ?)", 0, $uid];
+ $params = ['limit' => [$start, $limit]];
+ $cached = DBA::selectToArray('contact', [], $condition, $params);
+
+ if (!empty($cached)) {
+ return $cached;
+ } else {
+ return self::getSuggestions($uid, $start, $limit);
+ }
+ }
+
/**
* Returns an array of suggested contacts for given user id
*
*/
static public function getSuggestions(int $uid, int $start = 0, int $limit = 80): array
{
+ if ($uid == 0) {
+ return [];
+ }
+
$cid = Contact::getPublicIdByUserId($uid);
$totallimit = $start + $limit;
$contacts = [];
(SELECT `cid` FROM `contact-relation` WHERE `relation-cid` = ?)
AND NOT `cid` IN (SELECT `id` FROM `contact` WHERE `uid` = ? AND `nurl` IN
(SELECT `nurl` FROM `contact` WHERE `uid` = ? AND `rel` IN (?, ?))) AND `id` = `cid`)
- AND NOT `hidden` AND `network` IN (?, ?, ?, ?)",
+ AND NOT `hidden` AND `network` IN (?, ?, ?, ?)
+ AND NOT `uri-id` IN (SELECT `uri-id` FROM `account-suggestion` WHERE `uri-id` = `contact`.`uri-id` AND `uid` = ?)",
$cid,
0,
$uid, Contact::FRIEND, Contact::SHARING,
- Protocol::ACTIVITYPUB, Protocol::DFRN, $diaspora, $ostatus,
+ Protocol::ACTIVITYPUB, Protocol::DFRN, $diaspora, $ostatus, $uid
], [
'order' => ['last-item' => true],
'limit' => $totallimit,
(SELECT `relation-cid` FROM `contact-relation` WHERE `cid` = ?)
AND NOT `cid` IN (SELECT `id` FROM `contact` WHERE `uid` = ? AND `nurl` IN
(SELECT `nurl` FROM `contact` WHERE `uid` = ? AND `rel` IN (?, ?))) AND `id` = `cid`)
- AND NOT `hidden` AND `network` IN (?, ?, ?, ?)",
+ AND NOT `hidden` AND `network` IN (?, ?, ?, ?)
+ AND NOT `uri-id` IN (SELECT `uri-id` FROM `account-suggestion` WHERE `uri-id` = `contact`.`uri-id` AND `uid` = ?)",
$cid, 0, $uid, Contact::FRIEND, Contact::SHARING,
- Protocol::ACTIVITYPUB, Protocol::DFRN, $diaspora, $ostatus],
+ Protocol::ACTIVITYPUB, Protocol::DFRN, $diaspora, $ostatus, $uid],
['order' => ['last-item' => true], 'limit' => $totallimit]
);
// The query returns contacts that follow the given user but aren't followed by that user.
$results = DBA::select('contact', [],
["`nurl` IN (SELECT `nurl` FROM `contact` WHERE `uid` = ? AND `rel` = ?)
- AND NOT `hidden` AND `uid` = ? AND `network` IN (?, ?, ?, ?)",
- $uid, Contact::FOLLOWER, 0,
- Protocol::ACTIVITYPUB, Protocol::DFRN, $diaspora, $ostatus],
+ AND NOT `hidden` AND `uid` = ? AND `network` IN (?, ?, ?, ?)
+ AND NOT `uri-id` IN (SELECT `uri-id` FROM `account-suggestion` WHERE `uri-id` = `contact`.`uri-id` AND `uid` = ?)",
+ $uid, Contact::FOLLOWER, 0,
+ Protocol::ACTIVITYPUB, Protocol::DFRN, $diaspora, $ostatus, $uid],
['order' => ['last-item' => true], 'limit' => $totallimit]
);
// The query returns any contact that isn't followed by that user.
$results = DBA::select('contact', [],
["NOT `nurl` IN (SELECT `nurl` FROM `contact` WHERE `uid` = ? AND `rel` IN (?, ?) AND `nurl` = `nurl`)
- AND NOT `hidden` AND `uid` = ? AND `network` IN (?, ?, ?, ?)",
- $uid, Contact::FRIEND, Contact::SHARING, 0,
- Protocol::ACTIVITYPUB, Protocol::DFRN, $diaspora, $ostatus],
+ AND NOT `hidden` AND `uid` = ? AND `network` IN (?, ?, ?, ?)
+ AND NOT `uri-id` IN (SELECT `uri-id` FROM `account-suggestion` WHERE `uri-id` = `contact`.`uri-id` AND `uid` = ?)",
+ $uid, Contact::FRIEND, Contact::SHARING, 0,
+ Protocol::ACTIVITYPUB, Protocol::DFRN, $diaspora, $ostatus, $uid],
['order' => ['last-item' => true], 'limit' => $totallimit]
);
public static function countFollows(int $cid, array $condition = []): int
{
$condition = DBA::mergeConditions($condition, [
- '`id` IN (SELECT `relation-cid` FROM `contact-relation` WHERE `cid` = ? AND `follows`)',
+ '`id` IN (SELECT `relation-cid` FROM `contact-relation` WHERE `cid` = ? AND `follows`)',
$cid,
]);
public static function listFollows(int $cid, array $condition = [], int $count = 30, int $offset = 0, bool $shuffle = false)
{
$condition = DBA::mergeConditions($condition,
- ['`id` IN (SELECT `relation-cid` FROM `contact-relation` WHERE `cid` = ? AND `follows`)',
+ ['`id` IN (SELECT `relation-cid` FROM `contact-relation` WHERE `cid` = ? AND `follows`)',
$cid]
);