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implement SphinxQL driver

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ghost 2023-08-13 19:48:49 +03:00
parent 5a4cd845de
commit f4118d9f3c
1 changed files with 65 additions and 0 deletions
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65
src/library/sphinxql.php Normal file
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<?php
class SphinxQL {
private $_sphinx;
public function __construct(string $host, int $port) {
$this->_sphinx = new PDO('mysql:host=' . $host . ';port=' . $port . ';charset=utf8', false, false, [PDO::MYSQL_ATTR_INIT_COMMAND => 'SET NAMES utf8']);
$this->_sphinx->setAttribute(PDO::ATTR_ERRMODE, PDO::ERRMODE_EXCEPTION);
$this->_sphinx->setAttribute(PDO::ATTR_DEFAULT_FETCH_MODE, PDO::FETCH_OBJ);
}
public function searchPeersTotal(string $keyword) {
$query = $this->_sphinx->prepare('SELECT COUNT(*) AS `total` FROM `peer` WHERE MATCH(?)');
$query->execute(
[
self::_match($keyword)
]
);
return $query->fetch()->total;
}
public function searchPeers(string $keyword, int $start, int $limit, int $maxMatches) {
$query = $this->_sphinx->prepare("SELECT *
FROM `peer`
WHERE MATCH(?)
ORDER BY WEIGHT() DESC
LIMIT " . (int) ($start >= $maxMatches ? ($maxMatches > 0 ? $maxMatches - 1 : 0) : $start) . "," . (int) $limit . "
OPTION `max_matches`=" . (int) ($maxMatches >= 1 ? $maxMatches : 1));
$query->execute(
[
self::_match($keyword)
]
);
return $query->fetchAll();
}
private static function _match(string $keyword) : string {
$keyword = preg_replace('/[\:]+/', ':', $keyword);
return sprintf(
'@peerAddress "%s" | @peerKey "%s" | @peerCoordinatePort "%s" | @peerCoordinateRoute "%s" | @peerRemoteScheme "%s" | @peerRemoteHost "%s" | @peerRemotePort "%s"',
preg_replace('/[^A-z0-9\:]/', '', $keyword),
preg_replace('/[^A-z0-9]/', '', $keyword),
preg_replace('/[^\d]/', '', $keyword),
preg_replace('/[^\d]/', '', $keyword),
preg_replace('/[^A-z]/', '', $keyword),
preg_replace('/[^A-z0-9\.\:]/', '', $keyword),
preg_replace('/[^\d]/', '', $keyword),
);
}
}