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Issue 9276: Cache the trending hashtags in the background

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Michael 2020-09-26 09:42:12 +00:00
parent 04f993b611
commit f7cf8fe3d0
2 changed files with 59 additions and 22 deletions
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76
src/Model/Tag.php
View file

@ -488,54 +488,86 @@ class Tag
* Returns a list of the most frequent global hashtags over the given period
*
* @param int $period Period in hours to consider posts
* @param int $limit Number of returned tags
* @return array
* @throws \Exception
*/
public static function getGlobalTrendingHashtags(int $period, $limit = 10)
{
$tags = DI::cache()->get('global_trending_tags');
if (!empty($tags)) {
return $tags;
} else {
return self::setGlobalTrendingHashtags($period, $limit);
}
}
if (empty($tags)) {
$tagsStmt = DBA::p("SELECT `name` AS `term`, COUNT(*) AS `score`
FROM `tag-search-view`
WHERE `private` = ? AND `received` > DATE_SUB(NOW(), INTERVAL ? HOUR)
GROUP BY `term` ORDER BY `score` DESC LIMIT ?",
Item::PUBLIC, $period, $limit);
/**
* Creates a list of the most frequent global hashtags over the given period
*
* @param int $period Period in hours to consider posts
* @param int $limit Number of returned tags
* @return array
* @throws \Exception
*/
public static function setGlobalTrendingHashtags(int $period, $limit = 10)
{
$tagsStmt = DBA::p("SELECT `name` AS `term`, COUNT(*) AS `score`
FROM `tag-search-view`
WHERE `private` = ? AND `received` > DATE_SUB(NOW(), INTERVAL ? HOUR)
GROUP BY `term` ORDER BY `score` DESC LIMIT ?",
Item::PUBLIC, $period, $limit);
if (DBA::isResult($tagsStmt)) {
$tags = DBA::toArray($tagsStmt);
DI::cache()->set('global_trending_tags', $tags, Duration::HOUR);
}
if (DBA::isResult($tagsStmt)) {
$tags = DBA::toArray($tagsStmt);
DI::cache()->set('global_trending_tags', $tags, Duration::HOUR);
return $tags;
}
return $tags ?: [];
return [];
}
/**
* Returns a list of the most frequent local hashtags over the given period
*
* @param int $period Period in hours to consider posts
* @param int $limit Number of returned tags
* @return array
* @throws \Exception
*/
public static function getLocalTrendingHashtags(int $period, $limit = 10)
{
$tags = DI::cache()->get('local_trending_tags');
if (!empty($tags)) {
return $tags;
} else {
return self::setLocalTrendingHashtags($period, $limit);
}
}
if (empty($tags)) {
$tagsStmt = DBA::p("SELECT `name` AS `term`, COUNT(*) AS `score`
FROM `tag-search-view`
WHERE `private` = ? AND `wall` AND `origin` AND `received` > DATE_SUB(NOW(), INTERVAL ? HOUR)
GROUP BY `term` ORDER BY `score` DESC LIMIT ?",
Item::PUBLIC, $period, $limit);
/**
* Returns a list of the most frequent local hashtags over the given period
*
* @param int $period Period in hours to consider posts
* @param int $limit Number of returned tags
* @return array
* @throws \Exception
*/
public static function setLocalTrendingHashtags(int $period, $limit = 10)
{
$tagsStmt = DBA::p("SELECT `name` AS `term`, COUNT(*) AS `score`
FROM `tag-search-view`
WHERE `private` = ? AND `wall` AND `origin` AND `received` > DATE_SUB(NOW(), INTERVAL ? HOUR)
GROUP BY `term` ORDER BY `score` DESC LIMIT ?",
Item::PUBLIC, $period, $limit);
if (DBA::isResult($tagsStmt)) {
$tags = DBA::toArray($tagsStmt);
DI::cache()->set('local_trending_tags', $tags, Duration::HOUR);
}
if (DBA::isResult($tagsStmt)) {
$tags = DBA::toArray($tagsStmt);
DI::cache()->set('local_trending_tags', $tags, Duration::HOUR);
return $tags;
}
return $tags ?: [];
return [];
}
/**

5
src/Worker/Cron.php
View file

@ -25,6 +25,7 @@ use Friendica\Core\Hook;
use Friendica\Core\Logger;
use Friendica\Core\Worker;
use Friendica\DI;
use Friendica\Model\Tag;
class Cron
{
@ -74,6 +75,10 @@ class Cron
// Repair entries in the database
Worker::add(PRIORITY_LOW, 'RepairDatabase');
// Update trending tags cache for the community page
Tag::setLocalTrendingHashtags(24, 20);
Tag::setGlobalTrendingHashtags(24, 20);
// Hourly cron calls
if (DI::config()->get('system', 'last_cron_hourly', 0) + 3600 < time()) {