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improve yggdrasil filters on torrent/magnet download

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This commit is contained in:
ghost 2023-10-23 07:07:43 +03:00
parent 8affbe8644
commit 2d2c6be016
1 changed files with 95 additions and 35 deletions
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130
src/Controller/TorrentController.php
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@ -661,6 +661,9 @@ class TorrentController extends AbstractController
throw $this->createNotFoundException(); // @TODO exception
}
// Apply yggdrasil filters
$file = $this->filterYggdrasil($file, $yggdrasil);
// Generate url
$url = [];
foreach ($locales as $locale)
@ -704,15 +707,7 @@ class TorrentController extends AbstractController
],
false
),
'urn' => $yggdrasil ? $file->setAnnounceList([$trackers])->getMagnetLink()
: $file->setAnnounceList(
array_unique(
array_merge(
(array) $file->getAnnounceList(),
[$trackers]
)
)
)->getMagnetLink()
'urn' => $file->getMagnetLink()
],
'scrape' =>
[
@ -1809,10 +1804,7 @@ class TorrentController extends AbstractController
if (!$file = $torrentService->readTorrentFileByTorrentId($torrent->getId()))
{
// @TODO
throw new \Exception(
$translator->trans('File not found')
);
throw $this->createNotFoundException();
}
// Sensitive filter
@ -1841,16 +1833,13 @@ class TorrentController extends AbstractController
$torrent->getId()
);
// Filter trackers
if ($user->isYggdrasil())
{
$file->setAnnounceList(
[
explode('|', $this->getParameter('app.trackers'))
]
);
}
// Apply filters
$file = $this->filterYggdrasil(
$file,
$user->isYggdrasil()
);
// Get data
$data = $file->dumpToString();
// Set headers
@ -1935,10 +1924,7 @@ class TorrentController extends AbstractController
if (!$file = $torrentService->readTorrentFileByTorrentId($torrent->getId()))
{
// @TODO
throw new \Exception(
$translator->trans('File not found')
);
throw $this->createNotFoundException();
}
// Sensitive filter
@ -1967,15 +1953,11 @@ class TorrentController extends AbstractController
$torrent->getId()
);
// Filter trackers
if ($user->isYggdrasil())
{
$file->setAnnounceList(
[
explode('|', $this->getParameter('app.trackers'))
]
);
}
// Apply filters
$file = $this->filterYggdrasil(
$file,
$user->isYggdrasil()
);
// Return magnet link
return $this->redirect(
@ -2094,4 +2076,82 @@ class TorrentController extends AbstractController
return $user;
}
private function filterYggdrasil(
?\Rhilip\Bencode\TorrentFile $file, bool $yggdrasil, string $regex = '/^0{0,1}[2-3][a-f0-9]{0,2}:/'
): ?\Rhilip\Bencode\TorrentFile
{
// Get app trackers
$appTrackers = explode('|', $this->getParameter('app.trackers'));
// Get original file announcements
$announceList = $file->getAnnounceList();
// Append app trackers
foreach ($appTrackers as $appTracker)
{
// Append application trackers
$announceList[0][] = $appTracker;
// Append application re-trackers
$announceList[1][] = $appTracker;
}
// Remove duplicated
$announceList[0] = array_unique($announceList[0]);
$announceList[1] = array_unique($announceList[1]);
// Yggdrasil-only mode
if ($yggdrasil)
{
// Replace announce URL with first application tracker if original does not match Yggdrasil condition
if (!preg_match($regex, str_replace(['[',']'], false, parse_url($value, PHP_URL_HOST))))
{
$file->setAnnounce(
$appTrackers[0]
);
}
// Remove non-Yggdrasil trackers from announcement list
foreach ($announceList[0] as $key => $value)
{
// trackers
if (!preg_match($regex, str_replace(['[',']'], false, parse_url($value, PHP_URL_HOST))))
{
unset($announceList[0][$key]);
}
}
// Remove non-Yggdrasil re-trackers from announcement list
foreach ($announceList[1] as $key => $value)
{
// trackers
if (!preg_match($regex, str_replace(['[',']'], false, parse_url($value, PHP_URL_HOST))))
{
unset($announceList[1][$key]);
}
}
}
// Format announce list
$trackers = [];
foreach ($announceList[0] as $value)
{
$trackers[] = [$value];
}
foreach ($announceList[1] as $value)
{
$trackers[] = [$value];
}
// Update announce list
$file->setAnnounceList(
$trackers
);
// Return filtered file
return $file;
}
}