friendica/src/Module/Conversation/Timeline.php

554 lines
20 KiB
PHP

<?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\Module\Conversation;
use Friendica\App;
use Friendica\App\Mode;
use Friendica\BaseModule;
use Friendica\Content\Conversation\Collection\Timelines;
use Friendica\Content\Conversation\Entity\Timeline as TimelineEntity;
use Friendica\Core\Cache\Capability\ICanCache;
use Friendica\Core\Cache\Enum\Duration;
use Friendica\Core\Config\Capability\IManageConfigValues;
use Friendica\Core\L10n;
use Friendica\Core\PConfig\Capability\IManagePersonalConfigValues;
use Friendica\Core\Renderer;
use Friendica\Core\Session\Capability\IHandleUserSessions;
use Friendica\Model\Contact;
use Friendica\Model\User;
use Friendica\Database\Database;
use Friendica\Database\DBA;
use Friendica\Model\Item;
use Friendica\Model\Post;
use Friendica\Module\Response;
use Friendica\Util\DateTimeFormat;
use Friendica\Util\Profiler;
use Psr\Log\LoggerInterface;
class Timeline extends BaseModule
{
/** @var string */
protected $selectedTab;
/** @var mixed */
protected $minId;
/** @var mixed */
protected $maxId;
/** @var string */
protected $accountTypeString;
/** @var int */
protected $accountType;
/** @var int */
protected $itemUriId;
/** @var int */
protected $itemsPerPage;
/** @var bool */
protected $noSharer;
/** @var App\Mode $mode */
protected $mode;
/** @var IHandleUserSessions */
protected $session;
/** @var Database */
protected $database;
/** @var IManagePersonalConfigValues */
protected $pConfig;
/** @var IManageConfigValues The config */
protected $config;
/** @var ICanCache */
protected $cache;
public function __construct(Mode $mode, IHandleUserSessions $session, Database $database, IManagePersonalConfigValues $pConfig, IManageConfigValues $config, ICanCache $cache, L10n $l10n, App\BaseURL $baseUrl, App\Arguments $args, LoggerInterface $logger, Profiler $profiler, Response $response, array $server, array $parameters = [])
{
parent::__construct($l10n, $baseUrl, $args, $logger, $profiler, $response, $server, $parameters);
$this->mode = $mode;
$this->session = $session;
$this->database = $database;
$this->pConfig = $pConfig;
$this->config = $config;
$this->cache = $cache;
}
/**
* Computes module parameters from the request and local configuration
*
* @throws HTTPException\BadRequestException
* @throws HTTPException\ForbiddenException
*/
protected function parseRequest(array $request)
{
$this->logger->debug('Got request', $request);
$this->selectedTab = $this->parameters['content'] ?? $request['channel'] ?? '';
$this->accountTypeString = $request['accounttype'] ?? $this->parameters['accounttype'] ?? '';
$this->accountType = User::getAccountTypeByString($this->accountTypeString);
if ($this->mode->isMobile()) {
$this->itemsPerPage = $this->pConfig->get(
$this->session->getLocalUserId(),
'system',
'itemspage_mobile_network',
$this->config->get('system', 'itemspage_network_mobile')
);
} else {
$this->itemsPerPage = $this->pConfig->get(
$this->session->getLocalUserId(),
'system',
'itemspage_network',
$this->config->get('system', 'itemspage_network')
);
}
if (!empty($request['item'])) {
$item = Post::selectFirst(['parent', 'parent-uri-id'], ['id' => $request['item']]);
$this->itemUriId = $item['parent-uri-id'] ?? 0;
} else {
$this->itemUriId = 0;
}
$this->minId = $request['min_id'] ?? null;
$this->maxId = $request['max_id'] ?? null;
$this->noSharer = !empty($request['no_sharer']);
}
protected function getNoSharerWidget(string $base): string
{
$path = $this->selectedTab;
if (!empty($this->accountTypeString)) {
$path .= '/' . $this->accountTypeString;
}
$query_parameters = [];
if (!empty($this->minId)) {
$query_parameters['min_id'] = $this->minId;
}
if (!empty($this->maxId)) {
$query_parameters['max_id'] = $this->maxId;
}
$path_all = $path . (!empty($query_parameters) ? '?' . http_build_query($query_parameters) : '');
$path_no_sharer = $path . '?' . http_build_query(array_merge($query_parameters, ['no_sharer' => true]));
return Renderer::replaceMacros(Renderer::getMarkupTemplate('widget/community_sharer.tpl'), [
'$title' => $this->l10n->t('Own Contacts'),
'$path_all' => $path_all,
'$path_no_sharer' => $path_no_sharer,
'$no_sharer' => $this->noSharer,
'$all' => $this->l10n->t('Include'),
'$no_sharer_label' => $this->l10n->t('Hide'),
'$base' => $base,
]);
}
protected function getTabArray(Timelines $timelines, string $prefix, string $parameter = ''): array
{
$tabs = [];
foreach ($timelines as $tab) {
if (is_null($tab->path) && !empty($parameter)) {
$path = $prefix . '?' . http_build_query([$parameter => $tab->code]);
} else {
$path = $tab->path ?? $prefix . '/' . $tab->code;
}
$tabs[$tab->code] = [
'label' => $tab->label,
'url' => $path,
'sel' => $this->selectedTab == $tab->code ? 'active' : '',
'title' => $tab->description,
'id' => $prefix . '-' . $tab->code . '-tab',
'accesskey' => $tab->accessKey,
];
}
return $tabs;
}
/**
* Database query for the channel page
*
* @return array
* @throws \Exception
*/
protected function getChannelItems()
{
$items = $this->getRawChannelItems();
$contacts = $this->database->selectToArray('user-contact', ['cid'], ['channel-visibility' => Contact\User::VISIBILITY_REDUCED, 'cid' => array_column($items, 'owner-id')]);
$reduced = array_column($contacts, 'cid');
$maxpostperauthor = $this->config->get('channel', 'max_posts_per_author');
if ($maxpostperauthor != 0) {
$count = 1;
$numposts = [];
$selected_items = [];
while (count($selected_items) < $this->itemsPerPage && ++$count < 50 && count($items) > 0) {
foreach ($items as $item) {
if (!in_array($item['owner-id'], $reduced) || (($numposts[$item['owner-id']]++ < $maxpostperauthor)) && (count($selected_items) < $this->itemsPerPage)) {
$selected_items[] = $item;
}
}
// If we're looking at a "previous page", the lookup continues forward in time because the list is
// sorted in chronologically decreasing order
if (isset($this->minId)) {
$this->minId = $items[0]['created'];
} else {
// In any other case, the lookup continues backwards in time
$this->maxId = $items[count($items) - 1]['created'];
}
if (count($selected_items) < $this->itemsPerPage) {
$items = $this->getRawChannelItems();
}
}
} else {
$selected_items = $items;
}
$condition = ['unseen' => true, 'uid' => $this->session->getLocalUserId(), 'parent-uri-id' => array_column($selected_items, 'uri-id')];
$this->setItemsSeenByCondition($condition);
return $selected_items;
}
/**
* Database query for the channel page
*
* @return array
* @throws \Exception
*/
private function getRawChannelItems()
{
$uid = $this->session->getLocalUserId();
if ($this->selectedTab == TimelineEntity::WHATSHOT) {
if (!is_null($this->accountType)) {
$condition = ["(`comments` > ? OR `activities` > ?) AND `contact-type` = ?", $this->getMedianComments($uid, 4), $this->getMedianActivities($uid, 4), $this->accountType];
} else {
$condition = ["(`comments` > ? OR `activities` > ?) AND `contact-type` != ?", $this->getMedianComments($uid, 4), $this->getMedianActivities($uid, 4), Contact::TYPE_COMMUNITY];
}
} elseif ($this->selectedTab == TimelineEntity::FORYOU) {
$cid = Contact::getPublicIdByUserId($uid);
$condition = [
"(`owner-id` IN (SELECT `cid` FROM `contact-relation` WHERE `relation-cid` = ? AND `relation-thread-score` > ?) OR
((`comments` >= ? OR `activities` >= ?) AND `owner-id` IN (SELECT `cid` FROM `contact-relation` WHERE `follows` AND `relation-cid` = ?)) OR
(`owner-id` IN (SELECT `cid` FROM `user-contact` WHERE `uid` = ? AND (`notify_new_posts` OR `channel-visibility` = ?))))",
$cid, $this->getMedianRelationThreadScore($cid, 4), $this->getMedianComments($uid, 4), $this->getMedianActivities($uid, 4), $cid,
$uid, Contact\User::VISIBILITY_ALWAYS
];
} elseif ($this->selectedTab == TimelineEntity::FOLLOWERS) {
$condition = ["`owner-id` IN (SELECT `pid` FROM `account-user-view` WHERE `uid` = ? AND `rel` = ?)", $uid, Contact::FOLLOWER];
} elseif ($this->selectedTab == TimelineEntity::SHARERSOFSHARERS) {
$cid = Contact::getPublicIdByUserId($uid);
// @todo Suggest posts from contacts that are followed most by our followers
$condition = [
"`owner-id` IN (SELECT `cid` FROM `contact-relation` WHERE `follows` AND `last-interaction` > ?
AND `relation-cid` IN (SELECT `cid` FROM `contact-relation` WHERE `follows` AND `relation-cid` = ? AND `relation-thread-score` >= ?)
AND NOT `cid` IN (SELECT `cid` FROM `contact-relation` WHERE `follows` AND `relation-cid` = ?))",
DateTimeFormat::utc('now - ' . $this->config->get('channel', 'sharer_interaction_days') . ' day'), $cid, $this->getMedianRelationThreadScore($cid, 4), $cid
];
} elseif ($this->selectedTab == TimelineEntity::IMAGE) {
$condition = ["`media-type` & ?", 1];
} elseif ($this->selectedTab == TimelineEntity::VIDEO) {
$condition = ["`media-type` & ?", 2];
} elseif ($this->selectedTab == TimelineEntity::AUDIO) {
$condition = ["`media-type` & ?", 4];
} elseif ($this->selectedTab == TimelineEntity::LANGUAGE) {
$condition = ["JSON_EXTRACT(JSON_KEYS(language), '$[0]') = ?", $this->l10n->convertCodeForLanguageDetection(User::getLanguageCode($uid))];
}
if ($this->selectedTab != TimelineEntity::LANGUAGE) {
$condition = $this->addLanguageCondition($uid, $condition);
}
$condition = DBA::mergeConditions($condition, ["NOT EXISTS(SELECT `cid` FROM `user-contact` WHERE `uid` = ? AND `cid` = `post-engagement`.`owner-id` AND (`ignored` OR `blocked` OR `collapsed` OR `is-blocked` OR `channel-visibility` = ?))", $uid, Contact\User::VISIBILITY_NEVER]);
if (($this->selectedTab != TimelineEntity::WHATSHOT) && !is_null($this->accountType)) {
$condition = DBA::mergeConditions($condition, ['contact-type' => $this->accountType]);
}
$params = ['order' => ['created' => true], 'limit' => $this->itemsPerPage];
if (!empty($this->itemUriId)) {
$condition = DBA::mergeConditions($condition, ['uri-id' => $this->itemUriId]);
} else {
if ($this->noSharer) {
$condition = DBA::mergeConditions($condition, ["NOT `uri-id` IN (SELECT `uri-id` FROM `post-user` WHERE `post-user`.`uid` = ? AND `post-user`.`uri-id` = `post-engagement`.`uri-id`)", $this->session->getLocalUserId()]);
}
if (isset($this->maxId)) {
$condition = DBA::mergeConditions($condition, ["`created` < ?", $this->maxId]);
}
if (isset($this->minId)) {
$condition = DBA::mergeConditions($condition, ["`created` > ?", $this->minId]);
// Previous page case: we want the items closest to min_id but for that we need to reverse the query order
if (!isset($this->maxId)) {
$params['order']['created'] = false;
}
}
}
$items = $this->database->selectToArray('post-engagement', ['uri-id', 'created', 'owner-id'], $condition, $params);
if (empty($items)) {
return [];
}
// Previous page case: once we get the relevant items closest to min_id, we need to restore the expected display order
if (empty($this->itemUriId) && isset($this->minId) && !isset($this->maxId)) {
$items = array_reverse($items);
}
$condition = ['unseen' => true, 'uid' => $uid, 'parent-uri-id' => array_column($items, 'uri-id')];
$this->setItemsSeenByCondition($condition);
return $items;
}
private function addLanguageCondition(int $uid, array $condition): array
{
$conditions = [];
$languages = $this->pConfig->get($uid, 'channel', 'languages', [User::getLanguageCode($uid)]);
$languages = $this->l10n->convertForLanguageDetection($languages);
foreach ($languages as $language) {
$conditions[] = "JSON_EXTRACT(JSON_KEYS(language), '$[0]') = ?";
$condition[] = $language;
}
if (!empty($conditions)) {
$condition[0] .= " AND (`language` IS NULL OR " . implode(' OR ', $conditions) . ")";
}
return $condition;
}
private function getMedianComments(int $uid, int $divider): int
{
$languages = $this->pConfig->get($uid, 'channel', 'languages', [User::getLanguageCode($uid)]);
$cache_key = 'Channel:getMedianComments:' . $divider . ':' . implode(':', $languages);
$comments = $this->cache->get($cache_key);
if (!empty($comments)) {
return $comments;
}
$condition = ["`contact-type` != ? AND `comments` > ?", Contact::TYPE_COMMUNITY, 0];
$condition = $this->addLanguageCondition($uid, $condition);
$limit = $this->database->count('post-engagement', $condition) / $divider;
$post = $this->database->selectToArray('post-engagement', ['comments'], $condition, ['order' => ['comments' => true], 'limit' => [$limit, 1]]);
$comments = $post[0]['comments'] ?? 0;
if (empty($comments)) {
return 0;
}
$this->cache->set($cache_key, $comments, Duration::HALF_HOUR);
$this->logger->debug('Calculated median comments', ['divider' => $divider, 'languages' => $languages, 'median' => $comments]);
return $comments;
}
private function getMedianActivities(int $uid, int $divider): int
{
$languages = $this->pConfig->get($uid, 'channel', 'languages', [User::getLanguageCode($uid)]);
$cache_key = 'Channel:getMedianActivities:' . $divider . ':' . implode(':', $languages);
$activities = $this->cache->get($cache_key);
if (!empty($activities)) {
return $activities;
}
$condition = ["`contact-type` != ? AND `activities` > ?", Contact::TYPE_COMMUNITY, 0];
$condition = $this->addLanguageCondition($uid, $condition);
$limit = $this->database->count('post-engagement', $condition) / $divider;
$post = $this->database->selectToArray('post-engagement', ['activities'], $condition, ['order' => ['activities' => true], 'limit' => [$limit, 1]]);
$activities = $post[0]['activities'] ?? 0;
if (empty($activities)) {
return 0;
}
$this->cache->set($cache_key, $activities, Duration::HALF_HOUR);
$this->logger->debug('Calculated median activities', ['divider' => $divider, 'languages' => $languages, 'median' => $activities]);
return $activities;
}
private function getMedianRelationThreadScore(int $cid, int $divider): int
{
$cache_key = 'Channel:getThreadScore:' . $cid . ':' . $divider;
$score = $this->cache->get($cache_key);
if (!empty($score)) {
return $score;
}
$condition = ["`relation-cid` = ? AND `relation-thread-score` > ?", $cid, 0];
$limit = $this->database->count('contact-relation', $condition) / $divider;
$relation = $this->database->selectToArray('contact-relation', ['relation-thread-score'], $condition, ['order' => ['relation-thread-score' => true], 'limit' => [$limit, 1]]);
$score = $relation[0]['relation-thread-score'] ?? 0;
if (empty($score)) {
return 0;
}
$this->cache->set($cache_key, $score, Duration::HALF_HOUR);
$this->logger->debug('Calculated median score', ['cid' => $cid, 'divider' => $divider, 'median' => $score]);
return $score;
}
/**
* Computes the displayed items.
*
* Community pages have a restriction on how many successive posts by the same author can show on any given page,
* so we may have to retrieve more content beyond the first query
*
* @return array
* @throws \Exception
*/
protected function getCommunityItems()
{
$items = $this->selectItems();
$maxpostperauthor = (int) $this->config->get('system', 'max_author_posts_community_page');
if ($maxpostperauthor != 0 && $this->selectedTab == 'local') {
$count = 1;
$previousauthor = '';
$numposts = 0;
$selected_items = [];
while (count($selected_items) < $this->itemsPerPage && ++$count < 50 && count($items) > 0) {
foreach ($items as $item) {
if ($previousauthor == $item["author-link"]) {
++$numposts;
} else {
$numposts = 0;
}
$previousauthor = $item["author-link"];
if (($numposts < $maxpostperauthor) && (count($selected_items) < $this->itemsPerPage)) {
$selected_items[] = $item;
}
}
// If we're looking at a "previous page", the lookup continues forward in time because the list is
// sorted in chronologically decreasing order
if (isset($this->minId)) {
$this->minId = $items[0]['commented'];
} else {
// In any other case, the lookup continues backwards in time
$this->maxId = $items[count($items) - 1]['commented'];
}
$items = $this->selectItems();
}
} else {
$selected_items = $items;
}
$condition = ['unseen' => true, 'uid' => $this->session->getLocalUserId(), 'parent-uri-id' => array_column($selected_items, 'uri-id')];
$this->setItemsSeenByCondition($condition);
return $selected_items;
}
/**
* Database query for the community page
*
* @return array
* @throws \Exception
* @TODO Move to repository/factory
*/
private function selectItems()
{
if ($this->selectedTab == 'local') {
if (!is_null($this->accountType)) {
$condition = ["`wall` AND `origin` AND `private` = ? AND `owner-contact-type` = ?", Item::PUBLIC, $this->accountType];
} else {
$condition = ["`wall` AND `origin` AND `private` = ?", Item::PUBLIC];
}
} elseif ($this->selectedTab == 'global') {
if (!is_null($this->accountType)) {
$condition = ["`uid` = ? AND `private` = ? AND `owner-contact-type` = ?", 0, Item::PUBLIC, $this->accountType];
} else {
$condition = ["`uid` = ? AND `private` = ?", 0, Item::PUBLIC];
}
} else {
return [];
}
$params = ['order' => ['commented' => true], 'limit' => $this->itemsPerPage];
if (!empty($this->itemUriId)) {
$condition = DBA::mergeConditions($condition, ['uri-id' => $this->itemUriId]);
} else {
if ($this->session->getLocalUserId() && $this->noSharer) {
$condition = DBA::mergeConditions($condition, ["NOT `uri-id` IN (SELECT `uri-id` FROM `post-user` WHERE `post-user`.`uid` = ? AND `post-user`.`uri-id` = `post-thread-user-view`.`uri-id`)", $this->session->getLocalUserId()]);
}
if (isset($this->maxId)) {
$condition = DBA::mergeConditions($condition, ["`commented` < ?", $this->maxId]);
}
if (isset($this->minId)) {
$condition = DBA::mergeConditions($condition, ["`commented` > ?", $this->minId]);
// Previous page case: we want the items closest to min_id but for that we need to reverse the query order
if (!isset($this->maxId)) {
$params['order']['commented'] = false;
}
}
}
$r = Post::selectThreadForUser($this->session->getLocalUserId() ?: 0, ['uri-id', 'commented', 'author-link'], $condition, $params);
$items = Post::toArray($r);
if (empty($items)) {
return [];
}
// Previous page case: once we get the relevant items closest to min_id, we need to restore the expected display order
if (empty($this->itemUriId) && isset($this->minId) && !isset($this->maxId)) {
$items = array_reverse($items);
}
return $items;
}
/**
* Sets items as seen
*
* @param array $condition The array with the SQL condition
* @throws \Friendica\Network\HTTPException\InternalServerErrorException
*/
protected function setItemsSeenByCondition(array $condition)
{
if (empty($condition)) {
return;
}
$unseen = Post::exists($condition);
if ($unseen) {
/// @todo handle huge "unseen" updates in the background to avoid timeout errors
Item::update(['unseen' => false], $condition);
}
}
}