Calculate the interaction score

This commit is contained in:
Michael 2023-08-30 19:17:42 +00:00
parent 350999fcca
commit 35995633ae
8 changed files with 150 additions and 10 deletions

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@ -1,6 +1,6 @@
-- ------------------------------------------
-- Friendica 2023.09-dev (Giant Rhubarb)
-- DB_UPDATE_VERSION 1529
-- DB_UPDATE_VERSION 1530
-- ------------------------------------------
@ -513,6 +513,10 @@ CREATE TABLE IF NOT EXISTS `contact-relation` (
`last-interaction` datetime NOT NULL DEFAULT '0001-01-01 00:00:00' COMMENT 'Date of the last interaction',
`follow-updated` datetime NOT NULL DEFAULT '0001-01-01 00:00:00' COMMENT 'Date of the last update of the contact relationship',
`follows` boolean NOT NULL DEFAULT '0' COMMENT '',
`score` smallint unsigned COMMENT 'score for interactions of cid on relation-cid',
`relation-score` smallint unsigned COMMENT 'score for interactions of relation-cid on cid',
`thread-score` smallint unsigned COMMENT 'score for interactions of cid on threads of relation-cid',
`relation-thread-score` smallint unsigned COMMENT 'score for interactions of relation-cid on threads of cid',
PRIMARY KEY(`cid`,`relation-cid`),
INDEX `relation-cid` (`relation-cid`),
FOREIGN KEY (`cid`) REFERENCES `contact` (`id`) ON UPDATE RESTRICT ON DELETE CASCADE,

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@ -6,13 +6,17 @@ Contact relations
Fields
------
| Field | Description | Type | Null | Key | Default | Extra |
| ---------------- | --------------------------------------------------- | ------------ | ---- | --- | ------------------- | ----- |
| cid | contact the related contact had interacted with | int unsigned | NO | PRI | 0 | |
| relation-cid | related contact who had interacted with the contact | int unsigned | NO | PRI | 0 | |
| last-interaction | Date of the last interaction | datetime | NO | | 0001-01-01 00:00:00 | |
| follow-updated | Date of the last update of the contact relationship | datetime | NO | | 0001-01-01 00:00:00 | |
| follows | | boolean | NO | | 0 | |
| Field | Description | Type | Null | Key | Default | Extra |
| --------------------- | -------------------------------------------------------- | ----------------- | ---- | --- | ------------------- | ----- |
| cid | contact the related contact had interacted with | int unsigned | NO | PRI | 0 | |
| relation-cid | related contact who had interacted with the contact | int unsigned | NO | PRI | 0 | |
| last-interaction | Date of the last interaction | datetime | NO | | 0001-01-01 00:00:00 | |
| follow-updated | Date of the last update of the contact relationship | datetime | NO | | 0001-01-01 00:00:00 | |
| follows | | boolean | NO | | 0 | |
| score | score for interactions of cid on relation-cid | smallint unsigned | YES | | NULL | |
| relation-score | score for interactions of relation-cid on cid | smallint unsigned | YES | | NULL | |
| thread-score | score for interactions of cid on threads of relation-cid | smallint unsigned | YES | | NULL | |
| relation-thread-score | score for interactions of relation-cid on threads of cid | smallint unsigned | YES | | NULL | |
Indexes
------------

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@ -31,6 +31,8 @@ use Friendica\Model\APContact;
use Friendica\Model\Contact;
use Friendica\Model\Profile;
use Friendica\Model\User;
use Friendica\Model\Verb;
use Friendica\Protocol\Activity;
use Friendica\Protocol\ActivityPub;
use Friendica\Util\DateTimeFormat;
use Friendica\Util\Strings;
@ -770,4 +772,77 @@ class Relation
['limit' => [$offset, $count], 'order' => [$shuffle ? 'RAND()' : 'name']]
);
}
/**
* Calculate the interaction scores for the given user
*
* @param integer $uid
* @return void
*/
public static function calculateInteractionScore(int $uid)
{
$days = DI::config()->get('system', 'interaction_score_days');
$contact_id = Contact::getPublicIdByUserId($uid);
Logger::debug('Calculation - start', ['uid' => $uid, 'cid' => $contact_id, 'days' => $days]);
$follow = Verb::getID(Activity::FOLLOW);
$view = Verb::getID(Activity::VIEW);
$read = Verb::getID(Activity::READ);
DBA::update('contact-relation', ['score' => 0, 'relation-score' => 0, 'thread-score' => 0, 'relation-thread-score' => 0], ['cid' => $contact_id]);
$total = DBA::fetchFirst("SELECT count(*) AS `activity` FROM `post-user` INNER JOIN `post` ON `post`.`uri-id` = `post-user`.`thr-parent-id` WHERE `post-user`.`author-id` = ? AND `post-user`.`received` >= ? AND `post-user`.`uid` = ? AND `post`.`author-id` != ? AND NOT `post`.`vid` IN (?, ?, ?)",
$contact_id, DateTimeFormat::utc('now - ' . $days . ' day'), $uid, $contact_id, $follow, $view, $read);
Logger::debug('Calculate score', ['uid' => $uid, 'total' => $total['activity']]);
$interactions = DBA::p("SELECT `post`.`author-id`, count(*) AS `activity` FROM `post-user` INNER JOIN `post` ON `post`.`uri-id` = `post-user`.`thr-parent-id` WHERE `post-user`.`author-id` = ? AND `post-user`.`received` >= ? AND `post-user`.`uid` = ? AND `post`.`author-id` != ? AND NOT `post`.`vid` IN (?, ?, ?) GROUP BY `post`.`author-id`",
$contact_id, DateTimeFormat::utc('now - ' . $days . ' day'), $uid, $contact_id, $follow, $view, $read);
while ($interaction = DBA::fetch($interactions)) {
$score = min((int)(($interaction['activity'] / $total['activity']) * 65535), 65535);
DBA::update('contact-relation', ['score' => $score], ['cid' => $contact_id, 'relation-cid' => $interaction['author-id']]);
}
DBA::close($interactions);
$total = DBA::fetchFirst("SELECT count(*) AS `activity` FROM `post-user` INNER JOIN `post` ON `post`.`uri-id` = `post-user`.`parent-uri-id` WHERE `post-user`.`author-id` = ? AND `post-user`.`received` >= ? AND `post-user`.`uid` = ? AND `post`.`author-id` != ? AND NOT `post`.`vid` IN (?, ?, ?)",
$contact_id, DateTimeFormat::utc('now - ' . $days . ' day'), $uid, $contact_id, $follow, $view, $read);
Logger::debug('Calculate thread-score', ['uid' => $uid, 'total' => $total['activity']]);
$interactions = DBA::p("SELECT `post`.`author-id`, count(*) AS `activity` FROM `post-user` INNER JOIN `post` ON `post`.`uri-id` = `post-user`.`parent-uri-id` WHERE `post-user`.`author-id` = ? AND `post-user`.`received` >= ? AND `post-user`.`uid` = ? AND `post`.`author-id` != ? AND NOT `post`.`vid` IN (?, ?, ?) GROUP BY `post`.`author-id`",
$contact_id, DateTimeFormat::utc('now - ' . $days . ' day'), $uid, $contact_id, $follow, $view, $read);
while ($interaction = DBA::fetch($interactions)) {
$score = min((int)(($interaction['activity'] / $total['activity']) * 65535), 65535);
DBA::update('contact-relation', ['thread-score' => $score], ['cid' => $contact_id, 'relation-cid' => $interaction['author-id']]);
}
DBA::close($interactions);
$total = DBA::fetchFirst("SELECT count(*) AS `activity` FROM `post-user` INNER JOIN `post` ON `post-user`.`uri-id` = `post`.`thr-parent-id` WHERE `post-user`.`author-id` = ? AND `post-user`.`received` >= ? AND `post-user`.`uid` = ? AND `post`.`author-id` != ? AND NOT `post`.`vid` IN (?, ?, ?)",
$contact_id, DateTimeFormat::utc('now - ' . $days . ' day'), $uid, $contact_id, $follow, $view, $read);
Logger::debug('Calculate relation-score', ['uid' => $uid, 'total' => $total['activity']]);
$interactions = DBA::p("SELECT `post`.`author-id`, count(*) AS `activity` FROM `post-user` INNER JOIN `post` ON `post-user`.`uri-id` = `post`.`thr-parent-id` WHERE `post-user`.`author-id` = ? AND `post-user`.`received` >= ? AND `post-user`.`uid` = ? AND `post`.`author-id` != ? AND NOT `post`.`vid` IN (?, ?, ?) GROUP BY `post`.`author-id`",
$contact_id, DateTimeFormat::utc('now - ' . $days . ' day'), $uid, $contact_id, $follow, $view, $read);
while ($interaction = DBA::fetch($interactions)) {
$score = min((int)(($interaction['activity'] / $total['activity']) * 65535), 65535);
DBA::update('contact-relation', ['relation-score' => $score], ['cid' => $contact_id, 'relation-cid' => $interaction['author-id']]);
}
DBA::close($interactions);
$total = DBA::fetchFirst("SELECT count(*) AS `activity` FROM `post-user` INNER JOIN `post` ON `post-user`.`uri-id` = `post`.`parent-uri-id` WHERE `post-user`.`author-id` = ? AND `post-user`.`received` >= ? AND `post-user`.`uid` = ? AND `post`.`author-id` != ? AND NOT `post`.`vid` IN (?, ?, ?)",
$contact_id, DateTimeFormat::utc('now - ' . $days . ' day'), $uid, $contact_id, $follow, $view, $read);
Logger::debug('Calculate relation-thread-score', ['uid' => $uid, 'total' => $total['activity']]);
$interactions = DBA::p("SELECT `post`.`author-id`, count(*) AS `activity` FROM `post-user` INNER JOIN `post` ON `post-user`.`uri-id` = `post`.`parent-uri-id` WHERE `post-user`.`author-id` = ? AND `post-user`.`received` >= ? AND `post-user`.`uid` = ? AND `post`.`author-id` != ? AND NOT `post`.`vid` IN (?, ?, ?) GROUP BY `post`.`author-id`",
$contact_id, DateTimeFormat::utc('now - ' . $days . ' day'), $uid, $contact_id, $follow, $view, $read);
while ($interaction = DBA::fetch($interactions)) {
$score = min((int)(($interaction['activity'] / $total['activity']) * 65535), 65535);
DBA::update('contact-relation', ['relation-thread-score' => $score], ['cid' => $contact_id, 'relation-cid' => $interaction['author-id']]);
}
DBA::close($interactions);
Logger::debug('Calculation - end', ['uid' => $uid]);
}
}

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@ -104,6 +104,9 @@ class Cron
// Clear cache entries
Worker::add(Worker::PRIORITY_LOW, 'ClearCache');
// Update interaction scores
Worker::add(Worker::PRIORITY_LOW, 'UpdateScores');
DI::keyValue()->set('last_cron_hourly', time());
}

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@ -32,7 +32,7 @@ class UpdateAllSuggestions
{
public static function execute()
{
$users = DBA::select('user', ['uid'], ["`last-activity` > ?", DateTimeFormat::utc('now - 3 days', 'Y-m-d')]);
$users = DBA::select('user', ['uid'], ["`last-activity` > ? AND `uid` > ?", DateTimeFormat::utc('now - 3 days', 'Y-m-d'), 0]);
while ($user = DBA::fetch($users)) {
Contact\Relation::updateCachedSuggestions($user['uid']);
}

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@ -0,0 +1,46 @@
<?php
/**
* @copyright Copyright (C) 2010-2023, the Friendica project
*
* @license GNU AGPL version 3 or any later version
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License as
* published by the Free Software Foundation, either version 3 of the
* License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Affero General Public License for more details.
*
* You should have received a copy of the GNU Affero General Public License
* along with this program. If not, see <https://www.gnu.org/licenses/>.
*
*/
namespace Friendica\Worker;
use Friendica\Core\Logger;
use Friendica\Database\DBA;
use Friendica\Model\Contact\Relation;
/**
* Update the interaction scores
*/
class UpdateScores
{
public static function execute($param = '', $hook_function = '')
{
Logger::notice('Start score update');
$users = DBA::select('user', ['uid'], ["NOT `account_expired` AND NOT `account_removed` AND `uid` > ?", 0]);
while ($user = DBA::fetch($users)) {
Relation::calculateInteractionScore($user['uid']);
}
DBA::close($users);
Logger::notice('Score update done');
return;
}
}

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@ -56,7 +56,7 @@ use Friendica\Database\DBA;
// This file is required several times during the test in DbaDefinition which justifies this condition
if (!defined('DB_UPDATE_VERSION')) {
define('DB_UPDATE_VERSION', 1529);
define('DB_UPDATE_VERSION', 1530);
}
return [
@ -571,6 +571,10 @@ return [
"last-interaction" => ["type" => "datetime", "not null" => "1", "default" => DBA::NULL_DATETIME, "comment" => "Date of the last interaction"],
"follow-updated" => ["type" => "datetime", "not null" => "1", "default" => DBA::NULL_DATETIME, "comment" => "Date of the last update of the contact relationship"],
"follows" => ["type" => "boolean", "not null" => "1", "default" => "0", "comment" => ""],
"score" => ["type" => "smallint unsigned", "comment" => "score for interactions of cid on relation-cid"],
"relation-score" => ["type" => "smallint unsigned", "comment" => "score for interactions of relation-cid on cid"],
"thread-score" => ["type" => "smallint unsigned", "comment" => "score for interactions of cid on threads of relation-cid"],
"relation-thread-score" => ["type" => "smallint unsigned", "comment" => "score for interactions of relation-cid on threads of cid"],
],
"indexes" => [
"PRIMARY" => ["cid", "relation-cid"],

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@ -349,6 +349,10 @@ return [
// This has to be quite large to deal with embedded private photos. False to use the system value.
'ini_pcre_backtrack_limit' => 500000,
// interaction_score_days (Integer)
// Number of days that are used to calculate the interaction score.
'interaction_score_days' => 30,
// invitation_only (Boolean)
// If set true registration is only possible after a current member of the node has sent an invitation.
'invitation_only' => false,