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Move trending tags queries to Model\Term

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This commit is contained in:
Hypolite Petovan 2019-08-06 07:36:51 -04:00
commit 9e8ae520b8
2 changed files with 91 additions and 80 deletions
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89
src/Model/Term.php
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@ -4,6 +4,7 @@
*/
namespace Friendica\Model;
use Friendica\Core\Cache;
use Friendica\Core\Logger;
use Friendica\Core\System;
use Friendica\Database\DBA;
@ -47,6 +48,94 @@ class Term
const OBJECT_TYPE_POST = 1;
const OBJECT_TYPE_PHOTO = 2;
/**
* Returns a list of the most frequent global hashtags over the given period
*
* @param int $period Period in hours to consider posts
* @return array
* @throws \Exception
*/
public static function getGlobalTrendingHashtags(int $period, $limit = 10)
{
$tags = Cache::get('global_trending_tags');
if (!$tags) {
$tagsStmt = DBA::p("SELECT t.`term`, COUNT(*) AS `score`
FROM `term` t
JOIN `item` i ON i.`id` = t.`oid` AND i.`uid` = t.`uid`
JOIN `thread` ON `thread`.`iid` = i.`id`
WHERE `thread`.`visible`
AND NOT `thread`.`deleted`
AND NOT `thread`.`moderated`
AND NOT `thread`.`private`
AND t.`uid` = 0
AND t.`otype` = ?
AND t.`type` = ?
AND t.`term` != ''
AND i.`received` > DATE_SUB(NOW(), INTERVAL ? HOUR)
GROUP BY `term`
ORDER BY `score` DESC
LIMIT ?",
Term::OBJECT_TYPE_POST,
Term::HASHTAG,
$period,
$limit
);
if (DBA::isResult($tags)) {
$tags = DBA::toArray($tagsStmt);
Cache::set('global_trending_tags', $tags, Cache::HOUR);
}
}
return $tags ?: [];
}
/**
* Returns a list of the most frequent local hashtags over the given period
*
* @param int $period Period in hours to consider posts
* @return array
* @throws \Exception
*/
public static function getLocalTrendingHashtags(int $period, $limit = 10)
{
$tags = Cache::get('local_trending_tags');
if (!$tags) {
$tagsStmt = DBA::p("SELECT t.`term`, COUNT(*) AS `score`
FROM `term` t
JOIN `item` i ON i.`id` = t.`oid` AND i.`uid` = t.`uid`
JOIN `thread` ON `thread`.`iid` = i.`id`
JOIN `user` ON `user`.`uid` = `thread`.`uid` AND NOT `user`.`hidewall`
WHERE `thread`.`visible`
AND NOT `thread`.`deleted`
AND NOT `thread`.`moderated`
AND NOT `thread`.`private`
AND `thread`.`wall`
AND `thread`.`origin`
AND t.`otype` = ?
AND t.`type` = ?
AND t.`term` != ''
AND i.`received` > DATE_SUB(NOW(), INTERVAL ? HOUR)
GROUP BY `term`
ORDER BY `score` DESC
LIMIT ?",
Term::OBJECT_TYPE_POST,
Term::HASHTAG,
$period,
$limit
);
if (DBA::isResult($tags)) {
$tags = DBA::toArray($tagsStmt);
Cache::set('local_trending_tags', $tags, Cache::HOUR);
}
}
return $tags ?: [];
}
/**
* Generates the legacy item.tag field comma-separated BBCode string from an item ID.
* Includes only hashtags, implicit and explicit mentions.