3 * @copyright Copyright (C) 2010-2023, the Friendica project
5 * @license GNU AGPL version 3 or any later version
7 * This program is free software: you can redistribute it and/or modify
8 * it under the terms of the GNU Affero General Public License as
9 * published by the Free Software Foundation, either version 3 of the
10 * License, or (at your option) any later version.
12 * This program is distributed in the hope that it will be useful,
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 * GNU Affero General Public License for more details.
17 * You should have received a copy of the GNU Affero General Public License
18 * along with this program. If not, see <https://www.gnu.org/licenses/>.
22 namespace Friendica\Module\Conversation;
25 use Friendica\App\Mode;
26 use Friendica\BaseModule;
27 use Friendica\Content\Conversation\Collection\Timelines;
28 use Friendica\Content\Conversation\Entity\Channel as ChannelEntity;
29 use Friendica\Content\Conversation\Repository\Channel;
30 use Friendica\Core\Cache\Capability\ICanCache;
31 use Friendica\Core\Cache\Enum\Duration;
32 use Friendica\Core\Config\Capability\IManageConfigValues;
33 use Friendica\Core\L10n;
34 use Friendica\Core\PConfig\Capability\IManagePersonalConfigValues;
35 use Friendica\Core\Renderer;
36 use Friendica\Core\Session\Capability\IHandleUserSessions;
37 use Friendica\Model\Contact;
38 use Friendica\Model\User;
39 use Friendica\Database\Database;
40 use Friendica\Database\DBA;
41 use Friendica\Model\Item;
42 use Friendica\Model\Post;
43 use Friendica\Module\Response;
44 use Friendica\Util\DateTimeFormat;
45 use Friendica\Util\Profiler;
46 use Psr\Log\LoggerInterface;
48 class Timeline extends BaseModule
51 protected $selectedTab;
57 protected $accountTypeString;
59 protected $accountType;
63 protected $itemsPerPage;
71 /** @var App\Mode $mode */
73 /** @var IHandleUserSessions */
77 /** @var IManagePersonalConfigValues */
79 /** @var IManageConfigValues The config */
86 public function __construct(Channel $channel, 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 $parameters = [])
88 parent::__construct($l10n, $baseUrl, $args, $logger, $profiler, $response, $server, $parameters);
90 $this->channel = $channel;
92 $this->session = $session;
93 $this->database = $database;
94 $this->pConfig = $pConfig;
95 $this->config = $config;
96 $this->cache = $cache;
100 * Computes module parameters from the request and local configuration
102 * @throws HTTPException\BadRequestException
103 * @throws HTTPException\ForbiddenException
105 protected function parseRequest(array $request)
107 $this->logger->debug('Got request', $request);
108 $this->selectedTab = $this->parameters['content'] ?? $request['channel'] ?? '';
110 $this->accountTypeString = $request['accounttype'] ?? $this->parameters['accounttype'] ?? '';
111 $this->accountType = User::getAccountTypeByString($this->accountTypeString);
113 if ($this->mode->isMobile()) {
114 $this->itemsPerPage = $this->pConfig->get(
115 $this->session->getLocalUserId(),
117 'itemspage_mobile_network',
118 $this->config->get('system', 'itemspage_network_mobile')
121 $this->itemsPerPage = $this->pConfig->get(
122 $this->session->getLocalUserId(),
125 $this->config->get('system', 'itemspage_network')
129 if (!empty($request['item'])) {
130 $item = Post::selectFirst(['parent', 'parent-uri-id'], ['id' => $request['item']]);
131 $this->itemUriId = $item['parent-uri-id'] ?? 0;
133 $this->itemUriId = 0;
136 $this->minId = $request['min_id'] ?? null;
137 $this->maxId = $request['max_id'] ?? null;
139 $this->noSharer = !empty($request['no_sharer']);
140 $this->force = !empty($request['force']) && !empty($request['item']);
141 $this->update = !empty($request['force']) && !empty($request['first_received']) && !empty($request['first_created']) && !empty($request['first_uriid']) && !empty($request['first_commented']);
144 protected function getNoSharerWidget(string $base): string
146 $path = $this->selectedTab;
147 if (!empty($this->accountTypeString)) {
148 $path .= '/' . $this->accountTypeString;
150 $query_parameters = [];
152 if (!empty($this->minId)) {
153 $query_parameters['min_id'] = $this->minId;
155 if (!empty($this->maxId)) {
156 $query_parameters['max_id'] = $this->maxId;
159 $path_all = $path . (!empty($query_parameters) ? '?' . http_build_query($query_parameters) : '');
160 $path_no_sharer = $path . '?' . http_build_query(array_merge($query_parameters, ['no_sharer' => true]));
161 return Renderer::replaceMacros(Renderer::getMarkupTemplate('widget/community_sharer.tpl'), [
162 '$title' => $this->l10n->t('Own Contacts'),
163 '$path_all' => $path_all,
164 '$path_no_sharer' => $path_no_sharer,
165 '$no_sharer' => $this->noSharer,
166 '$all' => $this->l10n->t('Include'),
167 '$no_sharer_label' => $this->l10n->t('Hide'),
172 protected function getTabArray(Timelines $timelines, string $prefix, string $parameter = ''): array
176 foreach ($timelines as $tab) {
177 if (is_null($tab->path) && !empty($parameter)) {
178 $path = $prefix . '?' . http_build_query([$parameter => $tab->code]);
180 $path = $tab->path ?? $prefix . '/' . $tab->code;
182 $tabs[$tab->code] = [
183 'code' => $tab->code,
184 'label' => $tab->label,
186 'sel' => $this->selectedTab == $tab->code ? 'active' : '',
187 'title' => $tab->description,
188 'id' => $prefix . '-' . $tab->code . '-tab',
189 'accesskey' => $tab->accessKey,
196 * Database query for the channel page
201 protected function getChannelItems()
203 $items = $this->getRawChannelItems();
205 $contacts = $this->database->selectToArray('user-contact', ['cid'], ['channel-frequency' => Contact\User::FREQUENCY_REDUCED, 'cid' => array_column($items, 'owner-id')]);
206 $reduced = array_column($contacts, 'cid');
208 $maxpostperauthor = $this->config->get('channel', 'max_posts_per_author');
210 if ($maxpostperauthor != 0) {
213 $selected_items = [];
215 while (count($selected_items) < $this->itemsPerPage && ++$count < 50 && count($items) > 0) {
216 $maxposts = round((count($items) / $this->itemsPerPage) * $maxpostperauthor);
217 $minId = $items[array_key_first($items)]['created'];
218 $maxId = $items[array_key_last($items)]['created'];
220 foreach ($items as $item) {
221 if (!in_array($item['owner-id'], $reduced)) {
224 $owner_posts[$item['owner-id']][$item['uri-id']] = (($item['comments'] * 100) + $item['activities']);
226 foreach ($owner_posts as $posts) {
227 if (count($posts) <= $maxposts) {
231 while (count($posts) > $maxposts) {
232 $uri_id = array_key_first($posts);
233 unset($posts[$uri_id]);
234 unset($items[$uri_id]);
237 $selected_items = array_merge($selected_items, $items);
239 // If we're looking at a "previous page", the lookup continues forward in time because the list is
240 // sorted in chronologically decreasing order
241 if (!empty($this->minId)) {
242 $this->minId = $minId;
244 // In any other case, the lookup continues backwards in time
245 $this->maxId = $maxId;
248 if (count($selected_items) < $this->itemsPerPage) {
249 $items = $this->getRawChannelItems();
253 $selected_items = $items;
256 $condition = ['unseen' => true, 'uid' => $this->session->getLocalUserId(), 'parent-uri-id' => array_column($selected_items, 'uri-id')];
257 $this->setItemsSeenByCondition($condition);
259 return $selected_items;
263 * Database query for the channel page
268 private function getRawChannelItems()
270 $uid = $this->session->getLocalUserId();
272 if ($this->selectedTab == ChannelEntity::WHATSHOT) {
273 if (!is_null($this->accountType)) {
274 $condition = ["(`comments` > ? OR `activities` > ?) AND `contact-type` = ?", $this->getMedianComments($uid, 4), $this->getMedianActivities($uid, 4), $this->accountType];
276 $condition = ["(`comments` > ? OR `activities` > ?) AND `contact-type` != ?", $this->getMedianComments($uid, 4), $this->getMedianActivities($uid, 4), Contact::TYPE_COMMUNITY];
278 } elseif ($this->selectedTab == ChannelEntity::FORYOU) {
279 $cid = Contact::getPublicIdByUserId($uid);
282 "(`owner-id` IN (SELECT `cid` FROM `contact-relation` WHERE `relation-cid` = ? AND `relation-thread-score` > ?) OR
283 ((`comments` >= ? OR `activities` >= ?) AND `owner-id` IN (SELECT `cid` FROM `contact-relation` WHERE `follows` AND `relation-cid` = ?)) OR
284 (`owner-id` IN (SELECT `cid` FROM `user-contact` WHERE `uid` = ? AND (`notify_new_posts` OR `channel-frequency` = ?))))",
285 $cid, $this->getMedianRelationThreadScore($cid, 4), $this->getMedianComments($uid, 4), $this->getMedianActivities($uid, 4), $cid,
286 $uid, Contact\User::FREQUENCY_ALWAYS
288 } elseif ($this->selectedTab == ChannelEntity::FOLLOWERS) {
289 $condition = ["`owner-id` IN (SELECT `pid` FROM `account-user-view` WHERE `uid` = ? AND `rel` = ?)", $uid, Contact::FOLLOWER];
290 } elseif ($this->selectedTab == ChannelEntity::SHARERSOFSHARERS) {
291 $cid = Contact::getPublicIdByUserId($uid);
293 // @todo Suggest posts from contacts that are followed most by our followers
295 "`owner-id` IN (SELECT `cid` FROM `contact-relation` WHERE `follows` AND `last-interaction` > ?
296 AND `relation-cid` IN (SELECT `cid` FROM `contact-relation` WHERE `follows` AND `relation-cid` = ? AND `relation-thread-score` >= ?)
297 AND NOT `cid` IN (SELECT `cid` FROM `contact-relation` WHERE `follows` AND `relation-cid` = ?))",
298 DateTimeFormat::utc('now - ' . $this->config->get('channel', 'sharer_interaction_days') . ' day'), $cid, $this->getMedianRelationThreadScore($cid, 4), $cid
300 } elseif ($this->selectedTab == ChannelEntity::IMAGE) {
301 $condition = ["`media-type` & ?", 1];
302 } elseif ($this->selectedTab == ChannelEntity::VIDEO) {
303 $condition = ["`media-type` & ?", 2];
304 } elseif ($this->selectedTab == ChannelEntity::AUDIO) {
305 $condition = ["`media-type` & ?", 4];
306 } elseif ($this->selectedTab == ChannelEntity::LANGUAGE) {
307 $condition = ["JSON_EXTRACT(JSON_KEYS(language), '$[0]') = ?", $this->l10n->convertCodeForLanguageDetection(User::getLanguageCode($uid))];
308 } elseif (is_numeric($this->selectedTab)) {
309 $condition = $this->getUserChannelConditions($this->selectedTab, $this->session->getLocalUserId());
312 if ($this->selectedTab != ChannelEntity::LANGUAGE) {
313 $condition = $this->addLanguageCondition($uid, $condition);
316 $condition = DBA::mergeConditions($condition, ["(NOT `restricted` OR EXISTS(SELECT `id` FROM `post-user` WHERE `uid` = ? AND `uri-id` = `post-engagement`.`uri-id`))", $uid]);
318 $condition = DBA::mergeConditions($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-frequency` = ?))", $uid, Contact\User::FREQUENCY_NEVER]);
320 if (($this->selectedTab != ChannelEntity::WHATSHOT) && !is_null($this->accountType)) {
321 $condition = DBA::mergeConditions($condition, ['contact-type' => $this->accountType]);
324 $params = ['order' => ['created' => true], 'limit' => $this->itemsPerPage];
326 if (!empty($this->itemUriId)) {
327 $condition = DBA::mergeConditions($condition, ['uri-id' => $this->itemUriId]);
329 if ($this->noSharer) {
330 $condition = DBA::mergeConditions($condition, ["NOT `uri-id` IN (SELECT `uri-id` FROM `post-user` WHERE `post-user`.`uid` = ? AND `post-user`.`uri-id` = `post-engagement`.`uri-id`)", $this->session->getLocalUserId()]);
333 if (isset($this->maxId)) {
334 $condition = DBA::mergeConditions($condition, ["`created` < ?", $this->maxId]);
337 if (isset($this->minId)) {
338 $condition = DBA::mergeConditions($condition, ["`created` > ?", $this->minId]);
340 // Previous page case: we want the items closest to min_id but for that we need to reverse the query order
341 if (!isset($this->maxId)) {
342 $params['order']['created'] = false;
348 $result = $this->database->select('post-engagement', ['uri-id', 'created', 'owner-id', 'comments', 'activities'], $condition, $params);
349 while ($item = $this->database->fetch($result)) {
350 $items[$item['uri-id']] = $item;
352 $this->database->close($result);
358 // Previous page case: once we get the relevant items closest to min_id, we need to restore the expected display order
359 if (empty($this->itemUriId) && isset($this->minId) && !isset($this->maxId)) {
360 $items = array_reverse($items, true);
363 $condition = ['unseen' => true, 'uid' => $uid, 'parent-uri-id' => array_column($items, 'uri-id')];
364 $this->setItemsSeenByCondition($condition);
369 private function getUserChannelConditions(int $id, int $uid): array
371 $channel = $this->channel->selectById($id, $uid);
372 if (empty($channel)) {
378 if (!empty($channel->circle)) {
379 if ($channel->circle == -1) {
380 $condition = ["`owner-id` IN (SELECT `pid` FROM `account-user-view` WHERE `uid` = ? AND `rel` IN (?, ?))", $uid, Contact::SHARING, Contact::FRIEND];
381 } elseif ($channel->circle == -2) {
382 $condition = ["`owner-id` IN (SELECT `pid` FROM `account-user-view` WHERE `uid` = ? AND `rel` = ?)", $uid, Contact::FOLLOWER];
383 } elseif ($channel->circle > 0) {
384 $condition = DBA::mergeConditions($condition, ["`owner-id` IN (SELECT `pid` FROM `group_member` INNER JOIN `account-user-view` ON `group_member`.`contact-id` = `account-user-view`.`id` WHERE `gid` = ? AND `account-user-view`.`uid` = ?)", $channel->circle, $uid]);
388 if (!empty($channel->fullTextSearch)) {
389 $search = $channel->fullTextSearch;
390 foreach (['from', 'to', 'group', 'tag', 'network', 'visibility'] as $keyword) {
391 $search = preg_replace('~(' . $keyword . ':.[\w@\.-]+)~', '"$1"', $search);
393 $condition = DBA::mergeConditions($condition, ["MATCH (`searchtext`) AGAINST (? IN BOOLEAN MODE)", $search]);
396 if (!empty($channel->includeTags)) {
397 $search = explode(',', mb_strtolower($channel->includeTags));
398 $placeholders = substr(str_repeat("?, ", count($search)), 0, -2);
399 $condition = DBA::mergeConditions($condition, array_merge(["`uri-id` IN (SELECT `uri-id` FROM `post-tag` INNER JOIN `tag` ON `tag`.`id` = `post-tag`.`tid` WHERE `post-tag`.`type` = 1 AND `name` IN (" . $placeholders . "))"], $search));
402 if (!empty($channel->excludeTags)) {
403 $search = explode(',', mb_strtolower($channel->excludeTags));
404 $placeholders = substr(str_repeat("?, ", count($search)), 0, -2);
405 $condition = DBA::mergeConditions($condition, array_merge(["NOT `uri-id` IN (SELECT `uri-id` FROM `post-tag` INNER JOIN `tag` ON `tag`.`id` = `post-tag`.`tid` WHERE `post-tag`.`type` = 1 AND `name` IN (" . $placeholders . "))"], $search));
408 if (!empty($channel->mediaType)) {
409 $condition = DBA::mergeConditions($condition, ["`media-type` & ?", $channel->mediaType]);
412 // For "addLanguageCondition" to work, the condition must not be empty
413 return $condition ?: ["true"];
416 private function addLanguageCondition(int $uid, array $condition): array
419 $languages = $this->pConfig->get($uid, 'channel', 'languages', [User::getLanguageCode($uid)]);
420 $languages = $this->l10n->convertForLanguageDetection($languages);
421 foreach ($languages as $language) {
422 $conditions[] = "JSON_EXTRACT(JSON_KEYS(language), '$[0]') = ?";
423 $condition[] = $language;
425 if (!empty($conditions)) {
426 $condition[0] .= " AND (`language` IS NULL OR " . implode(' OR ', $conditions) . ")";
431 private function getMedianComments(int $uid, int $divider): int
433 $languages = $this->pConfig->get($uid, 'channel', 'languages', [User::getLanguageCode($uid)]);
434 $cache_key = 'Channel:getMedianComments:' . $divider . ':' . implode(':', $languages);
435 $comments = $this->cache->get($cache_key);
436 if (!empty($comments)) {
440 $condition = ["`contact-type` != ? AND `comments` > ? AND NOT `restricted`", Contact::TYPE_COMMUNITY, 0];
441 $condition = $this->addLanguageCondition($uid, $condition);
443 $limit = $this->database->count('post-engagement', $condition) / $divider;
444 $post = $this->database->selectToArray('post-engagement', ['comments'], $condition, ['order' => ['comments' => true], 'limit' => [$limit, 1]]);
445 $comments = $post[0]['comments'] ?? 0;
446 if (empty($comments)) {
450 $this->cache->set($cache_key, $comments, Duration::HALF_HOUR);
451 $this->logger->debug('Calculated median comments', ['divider' => $divider, 'languages' => $languages, 'median' => $comments]);
455 private function getMedianActivities(int $uid, int $divider): int
457 $languages = $this->pConfig->get($uid, 'channel', 'languages', [User::getLanguageCode($uid)]);
458 $cache_key = 'Channel:getMedianActivities:' . $divider . ':' . implode(':', $languages);
459 $activities = $this->cache->get($cache_key);
460 if (!empty($activities)) {
464 $condition = ["`contact-type` != ? AND `activities` > ? AND NOT `restricted`", Contact::TYPE_COMMUNITY, 0];
465 $condition = $this->addLanguageCondition($uid, $condition);
467 $limit = $this->database->count('post-engagement', $condition) / $divider;
468 $post = $this->database->selectToArray('post-engagement', ['activities'], $condition, ['order' => ['activities' => true], 'limit' => [$limit, 1]]);
469 $activities = $post[0]['activities'] ?? 0;
470 if (empty($activities)) {
474 $this->cache->set($cache_key, $activities, Duration::HALF_HOUR);
475 $this->logger->debug('Calculated median activities', ['divider' => $divider, 'languages' => $languages, 'median' => $activities]);
479 private function getMedianRelationThreadScore(int $cid, int $divider): int
481 $cache_key = 'Channel:getThreadScore:' . $cid . ':' . $divider;
482 $score = $this->cache->get($cache_key);
483 if (!empty($score)) {
487 $condition = ["`relation-cid` = ? AND `relation-thread-score` > ?", $cid, 0];
489 $limit = $this->database->count('contact-relation', $condition) / $divider;
490 $relation = $this->database->selectToArray('contact-relation', ['relation-thread-score'], $condition, ['order' => ['relation-thread-score' => true], 'limit' => [$limit, 1]]);
491 $score = $relation[0]['relation-thread-score'] ?? 0;
496 $this->cache->set($cache_key, $score, Duration::HALF_HOUR);
497 $this->logger->debug('Calculated median score', ['cid' => $cid, 'divider' => $divider, 'median' => $score]);
502 * Computes the displayed items.
504 * Community pages have a restriction on how many successive posts by the same author can show on any given page,
505 * so we may have to retrieve more content beyond the first query
510 protected function getCommunityItems()
512 $items = $this->selectItems();
514 $maxpostperauthor = (int) $this->config->get('system', 'max_author_posts_community_page');
515 if ($maxpostperauthor != 0 && $this->selectedTab == 'local') {
517 $previousauthor = '';
519 $selected_items = [];
521 while (count($selected_items) < $this->itemsPerPage && ++$count < 50 && count($items) > 0) {
522 foreach ($items as $item) {
523 if ($previousauthor == $item["author-link"]) {
528 $previousauthor = $item["author-link"];
530 if (($numposts < $maxpostperauthor) && (count($selected_items) < $this->itemsPerPage)) {
531 $selected_items[] = $item;
535 // If we're looking at a "previous page", the lookup continues forward in time because the list is
536 // sorted in chronologically decreasing order
537 if (isset($this->minId)) {
538 $this->minId = $items[0]['received'];
540 // In any other case, the lookup continues backwards in time
541 $this->maxId = $items[count($items) - 1]['received'];
544 $items = $this->selectItems();
547 $selected_items = $items;
550 $condition = ['unseen' => true, 'uid' => $this->session->getLocalUserId(), 'parent-uri-id' => array_column($selected_items, 'uri-id')];
551 $this->setItemsSeenByCondition($condition);
553 return $selected_items;
557 * Database query for the community page
561 * @TODO Move to repository/factory
563 private function selectItems()
565 if ($this->selectedTab == 'local') {
566 $condition = ["`wall` AND `origin` AND `private` = ?", Item::PUBLIC];
567 } elseif ($this->selectedTab == 'global') {
568 $condition = ["`uid` = ? AND `private` = ?", 0, Item::PUBLIC];
573 if (!is_null($this->accountType)) {
574 $condition = DBA::mergeConditions($condition, ['owner-contact-type' => $this->accountType]);
577 $params = ['order' => ['received' => true], 'limit' => $this->itemsPerPage];
579 if (!empty($this->itemUriId)) {
580 $condition = DBA::mergeConditions($condition, ['uri-id' => $this->itemUriId]);
582 if ($this->session->getLocalUserId() && $this->noSharer) {
583 $condition = DBA::mergeConditions($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`)", $this->session->getLocalUserId()]);
586 if (isset($this->maxId)) {
587 $condition = DBA::mergeConditions($condition, ["`received` < ?", $this->maxId]);
590 if (isset($this->minId)) {
591 $condition = DBA::mergeConditions($condition, ["`received` > ?", $this->minId]);
593 // Previous page case: we want the items closest to min_id but for that we need to reverse the query order
594 if (!isset($this->maxId)) {
595 $params['order']['received'] = false;
600 $r = Post::selectThreadForUser($this->session->getLocalUserId() ?: 0, ['uri-id', 'received', 'author-link'], $condition, $params);
602 $items = Post::toArray($r);
607 // Previous page case: once we get the relevant items closest to min_id, we need to restore the expected display order
608 if (empty($this->itemUriId) && isset($this->minId) && !isset($this->maxId)) {
609 $items = array_reverse($items);
618 * @param array $condition The array with the SQL condition
619 * @throws \Friendica\Network\HTTPException\InternalServerErrorException
621 protected function setItemsSeenByCondition(array $condition)
623 if (empty($condition)) {
627 $unseen = Post::exists($condition);
630 /// @todo handle huge "unseen" updates in the background to avoid timeout errors
631 Item::update(['unseen' => false], $condition);