<?php
/**
- * @copyright Copyright (C) 2020, Friendica
+ * @copyright Copyright (C) 2010-2023, the Friendica project
*
* @license GNU AGPL version 3 or any later version
*
use Exception;
use Friendica\Core\Logger;
use Friendica\Core\Protocol;
+use Friendica\Database\Database;
use Friendica\Database\DBA;
use Friendica\DI;
use Friendica\Model\APContact;
use Friendica\Model\Contact;
+use Friendica\Model\Profile;
+use Friendica\Model\User;
use Friendica\Protocol\ActivityPub;
use Friendica\Util\DateTimeFormat;
use Friendica\Util\Strings;
return;
}
- DBA::update('contact-relation', ['last-interaction' => $interaction_date], ['cid' => $target, 'relation-cid' => $actor], true);
+ 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);
}
/**
{
$contact = Contact::getByURL($url);
if (empty($contact)) {
+ Logger::info('Contact not found', ['url' => $url]);
return;
}
if (!self::isDiscoverable($url, $contact)) {
+ Logger::info('Contact is not discoverable', ['url' => $url]);
return;
}
- $apcontact = APContact::getByURL($url, false);
+ $uid = User::getIdForURL($url);
+ if (!empty($uid)) {
+ Logger::info('Fetch the followers/followings locally', ['url' => $url]);
+ $followers = self::getContacts($uid, [Contact::FOLLOWER, Contact::FRIEND]);
+ $followings = self::getContacts($uid, [Contact::SHARING, Contact::FRIEND]);
+ } elseif (!Contact::isLocal($url)) {
+ Logger::info('Fetch the followers/followings by polling the endpoints', ['url' => $url]);
+ $apcontact = APContact::getByURL($url, false);
- if (!empty($apcontact['followers']) && is_string($apcontact['followers'])) {
- $followers = ActivityPub::fetchItems($apcontact['followers']);
- } else {
- $followers = [];
- }
+ if (!empty($apcontact['followers']) && is_string($apcontact['followers'])) {
+ $followers = ActivityPub::fetchItems($apcontact['followers']);
+ } else {
+ $followers = [];
+ }
- if (!empty($apcontact['following']) && is_string($apcontact['following'])) {
- $followings = ActivityPub::fetchItems($apcontact['following']);
+ if (!empty($apcontact['following']) && is_string($apcontact['following'])) {
+ $followings = ActivityPub::fetchItems($apcontact['following']);
+ } else {
+ $followings = [];
+ }
} else {
+ Logger::warning('Contact seems to be local but could not be found here', ['url' => $url]);
+ $followers = [];
$followings = [];
}
+ self::updateFollowersFollowings($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)) {
- DBA::update('contact', ['last-discovery' => DateTimeFormat::utcNow()], ['id' => $contact['id']]);
- Logger::info('The contact does not offer discoverable data', ['id' => $contact['id'], 'url' => $url, 'network' => $contact['network']]);
+ Contact::update(['last-discovery' => DateTimeFormat::utcNow()], ['id' => $contact['id']]);
+ 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
$actor = Contact::getIdForURL($contact);
if (!empty($actor)) {
if (in_array($contact, $followers)) {
- $fields = ['cid' => $target, 'relation-cid' => $actor];
- DBA::update('contact-relation', ['follows' => true, 'follow-updated' => DateTimeFormat::utcNow()], $fields, true);
+ $fields = ['cid' => $target, 'relation-cid' => $actor, 'follows' => true, 'follow-updated' => DateTimeFormat::utcNow()];
+ DBA::insert('contact-relation', $fields, Database::INSERT_UPDATE);
$follower_counter++;
}
if (in_array($contact, $followings)) {
- $fields = ['cid' => $actor, 'relation-cid' => $target];
- DBA::update('contact-relation', ['follows' => true, 'follow-updated' => DateTimeFormat::utcNow()], $fields, true);
+ $fields = ['cid' => $actor, 'relation-cid' => $target, 'follows' => true, 'follow-updated' => DateTimeFormat::utcNow()];
+ DBA::insert('contact-relation', $fields, Database::INSERT_UPDATE);
$following_counter++;
}
}
DBA::delete('contact-relation', ['cid' => $target, 'follows' => false, 'last-interaction' => DBA::NULL_DATETIME]);
}
- DBA::update('contact', ['last-discovery' => DateTimeFormat::utcNow()], ['id' => $target]);
+ Contact::update(['last-discovery' => DateTimeFormat::utcNow()], ['id' => $target]);
Logger::info('Contacts discovery finished', ['id' => $target, 'url' => $url, 'follower' => $follower_counter, 'following' => $following_counter]);
return;
}
+ /**
+ * Fetch contact url list from the given local user
+ *
+ * @param integer $uid
+ * @param array $rel
+ * @return array contact list
+ */
+ private static function getContacts(int $uid, array $rel): array
+ {
+ $list = [];
+ $profile = Profile::getByUID($uid);
+ if (!empty($profile['hide-friends'])) {
+ return $list;
+ }
+
+ $condition = [
+ 'rel' => $rel,
+ 'uid' => $uid,
+ 'self' => false,
+ 'deleted' => false,
+ 'hidden' => false,
+ 'archive' => false,
+ 'pending' => false,
+ ];
+ $condition = DBA::mergeConditions($condition, ["`url` IN (SELECT `url` FROM `apcontact`)"]);
+ $contacts = DBA::select('contact', ['url'], $condition);
+ while ($contact = DBA::fetch($contacts)) {
+ $list[] = $contact['url'];
+ }
+ DBA::close($contacts);
+
+ return $list;
+ }
+
/**
* Tests if a given contact url is discoverable
*
* @param array $contact Contact array
* @return boolean True if contact is discoverable
*/
- public static function isDiscoverable(string $url, array $contact = [])
+ public static function isDiscoverable(string $url, array $contact = []): bool
{
$contact_discovery = DI::config()->get('system', 'contact_discovery');
}
if (empty($contact)) {
- $contact = Contact::getByURL($url);
+ $contact = Contact::getByURL($url, false);
}
if (empty($contact)) {
}
/**
- * @param int $uid user
+ * 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 getSuggestions(int $uid, int $start = 0, int $limit = 80)
+ 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
+ *
+ * @param int $uid User id
+ * @param int $start optional, default 0
+ * @param int $limit optional, default 80
+ * @return array
+ */
+ 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 = [];
// The query returns contacts where contacts interacted with whom the given user follows.
// Contacts who already are in the user's contact table are ignored.
- $results = DBA::select('contact', [],
- ["`id` IN (SELECT `cid` FROM `contact-relation` WHERE `relation-cid` IN
+ $results = DBA::select('contact', [], ["`id` IN (SELECT `cid` FROM `contact-relation` WHERE `relation-cid` IN
(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 NOT `hidden` AND `network` IN (?, ?, ?, ?)",
- $cid, 0, $uid, Contact::FRIEND, Contact::SHARING,
- Protocol::ACTIVITYPUB, Protocol::DFRN, $diaspora, $ostatus],
- ['order' => ['last-item' => true], 'limit' => $totallimit]
+ (SELECT `nurl` FROM `contact` WHERE `uid` = ? AND `rel` IN (?, ?))) AND `id` = `cid`)
+ 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, $uid
+ ], [
+ 'order' => ['last-item' => true],
+ 'limit' => $totallimit,
+ ]
);
while ($contact = DBA::fetch($results)) {
$contacts[$contact['id']] = $contact;
}
+
DBA::close($results);
Logger::info('Contacts of contacts who are followed by the given user', ['uid' => $uid, 'cid' => $cid, 'count' => count($contacts)]);
["`id` IN (SELECT `cid` FROM `contact-relation` WHERE `relation-cid` IN
(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 NOT `hidden` AND `network` IN (?, ?, ?, ?)",
+ (SELECT `nurl` FROM `contact` WHERE `uid` = ? AND `rel` IN (?, ?))) AND `id` = `cid`)
+ 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 NOT `hidden` AND `uid` = ? AND `network` IN (?, ?, ?, ?)",
- $uid, Contact::FRIEND, Contact::SHARING, 0,
- Protocol::ACTIVITYPUB, Protocol::DFRN, $diaspora, $ostatus],
+ ["NOT `nurl` IN (SELECT `nurl` FROM `contact` WHERE `uid` = ? AND `rel` IN (?, ?) AND `nurl` = `nurl`)
+ 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]
);
* @return int
* @throws Exception
*/
- public static function countFollows(int $cid, array $condition = [])
+ 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`)',
- $cid]
- );
+ $condition = DBA::mergeConditions($condition, [
+ '`id` IN (SELECT `relation-cid` FROM `contact-relation` WHERE `cid` = ? AND `follows`)',
+ $cid,
+ ]);
return DI::dba()->count('contact', $condition);
}
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]
);
);
return DI::dba()->selectToArray('contact', [], $condition,
- ['limit' => [$offset, $count], 'order' => [$shuffle ? 'name' : 'RAND()']]
+ ['limit' => [$offset, $count], 'order' => [$shuffle ? 'RAND()' : 'name']]
);
}
public static function countAll(int $cid, array $condition = [])
{
$condition = DBA::mergeConditions($condition,
- ['`id` IN (SELECT `relation-cid` FROM `contact-relation` WHERE `cid` = ? AND `follows`)
- OR `id` IN (SELECT `cid` FROM `contact-relation` WHERE `relation-cid` = ? AND `follows`)',
+ ['(`id` IN (SELECT `relation-cid` FROM `contact-relation` WHERE `cid` = ? AND `follows`)
+ OR `id` IN (SELECT `cid` FROM `contact-relation` WHERE `relation-cid` = ? AND `follows`))',
$cid, $cid]
);
public static function listAll(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`)
- OR `id` IN (SELECT `cid` FROM `contact-relation` WHERE `relation-cid` = ? AND `follows`)',
+ ['(`id` IN (SELECT `relation-cid` FROM `contact-relation` WHERE `cid` = ? AND `follows`)
+ OR `id` IN (SELECT `cid` FROM `contact-relation` WHERE `relation-cid` = ? AND `follows`))',
$cid, $cid]
);
return DI::dba()->selectToArray('contact', [], $condition,
- ['limit' => [$offset, $count], 'order' => [$shuffle ? 'name' : 'RAND()']]
+ ['limit' => [$offset, $count], 'order' => [$shuffle ? 'RAND()' : 'name']]
);
}
* @param int $count
* @param int $offset
* @param bool $shuffle
- * @return array
+ * @return array|bool Array on success, false on failure
* @throws Exception
*/
public static function listCommon(int $sourceId, int $targetId, array $condition = [], int $count = 30, int $offset = 0, bool $shuffle = false)
);
return DI::dba()->selectToArray('contact', [], $condition,
- ['limit' => [$offset, $count], 'order' => [$shuffle ? 'name' : 'RAND()']]
+ ['limit' => [$offset, $count], 'order' => [$shuffle ? 'RAND()' : 'name']]
);
}
* @return int
* @throws Exception
*/
- public static function countCommonFollows(int $sourceId, int $targetId, array $condition = [])
+ public static function countCommonFollows(int $sourceId, int $targetId, array $condition = []): int
{
$condition = DBA::mergeConditions($condition,
['`id` IN (SELECT `relation-cid` FROM `contact-relation` WHERE `cid` = ? AND `follows`)
* @param int $count
* @param int $offset
* @param bool $shuffle
- * @return array
+ * @return array|bool Array on success, false on failure
* @throws Exception
*/
public static function listCommonFollows(int $sourceId, int $targetId, array $condition = [], int $count = 30, int $offset = 0, bool $shuffle = false)
);
return DI::dba()->selectToArray('contact', [], $condition,
- ['limit' => [$offset, $count], 'order' => [$shuffle ? 'name' : 'RAND()']]
+ ['limit' => [$offset, $count], 'order' => [$shuffle ? 'RAND()' : 'name']]
);
}
* @return int
* @throws Exception
*/
- public static function countCommonFollowers(int $sourceId, int $targetId, array $condition = [])
+ public static function countCommonFollowers(int $sourceId, int $targetId, array $condition = []): int
{
$condition = DBA::mergeConditions($condition,
["`id` IN (SELECT `cid` FROM `contact-relation` WHERE `relation-cid` = ? AND `follows`)
* @param int $count
* @param int $offset
* @param bool $shuffle
- * @return array
+ * @return array|bool Array on success, false on failure
* @throws Exception
*/
public static function listCommonFollowers(int $sourceId, int $targetId, array $condition = [], int $count = 30, int $offset = 0, bool $shuffle = false)
);
return DI::dba()->selectToArray('contact', [], $condition,
- ['limit' => [$offset, $count], 'order' => [$shuffle ? 'name' : 'RAND()']]
+ ['limit' => [$offset, $count], 'order' => [$shuffle ? 'RAND()' : 'name']]
);
}
}