openvk/Web/Models/Entities/Video.php

212 lines
7 KiB
PHP

<?php declare(strict_types=1);
namespace openvk\Web\Models\Entities;
use openvk\Web\Util\Shell\Shell;
use openvk\Web\Util\Shell\Shell\Exceptions\{ShellUnavailableException, UnknownCommandException};
use openvk\Web\Models\VideoDrivers\VideoDriver;
use Nette\InvalidStateException as ISE;
define("VIDEOS_FRIENDLY_ERROR", "Uploads are disabled on this instance :<", false);
class Video extends Media
{
const TYPE_DIRECT = 0;
const TYPE_EMBED = 1;
protected $tableName = "videos";
protected $fileExtension = "mp4";
protected $processingPlaceholder = "video/rendering";
protected function saveFile(string $filename, string $hash): bool
{
if(!Shell::commandAvailable("ffmpeg") || !Shell::commandAvailable("ffprobe"))
exit(VIDEOS_FRIENDLY_ERROR);
$error = NULL;
$streams = Shell::ffprobe("-i", $filename, "-show_streams", "-select_streams v", "-loglevel error")->execute($error);
if($error !== 0)
throw new \DomainException("$filename is not a valid video file");
else if(empty($streams) || ctype_space($streams))
throw new \DomainException("$filename does not contain any video streams");
$durations = [];
preg_match_all('%duration=([0-9\.]++)%', $streams, $durations);
if(sizeof($durations[1]) === 0)
throw new \DomainException("$filename does not contain any meaningful video streams");
foreach($durations[1] as $duration)
if(floatval($duration) < 1.0)
throw new \DomainException("$filename does not contain any meaningful video streams");
try {
if(!is_dir($dirId = dirname($this->pathFromHash($hash))))
mkdir($dirId);
$dir = $this->getBaseDir();
$ext = Shell::isPowershell() ? "ps1" : "sh";
$cmd = Shell::isPowershell() ? "powershell" : "bash";
Shell::$cmd(__DIR__ . "/../shell/processVideo.$ext", OPENVK_ROOT, $filename, $dir, $hash)->start(); #async :DDD
} catch(ShellUnavailableException $suex) {
exit(OPENVK_ROOT_CONF["openvk"]["debug"] ? "Shell is unavailable" : VIDEOS_FRIENDLY_ERROR);
} catch(UnknownCommandException $ucex) {
exit(OPENVK_ROOT_CONF["openvk"]["debug"] ? "bash is not installed" : VIDEOS_FRIENDLY_ERROR);
}
usleep(200100);
return true;
}
protected function checkIfFileIsProcessed(): bool
{
if($this->getType() != Video::TYPE_DIRECT)
return true;
if(!file_exists($this->getFileName())) {
if((time() - $this->getRecord()->last_checked) > 3600) {
# TODO notify that video processor is probably dead
}
return false;
}
return true;
}
function getName(): string
{
return $this->getRecord()->name;
}
function getType(): int
{
if(!is_null($this->getRecord()->hash))
return Video::TYPE_DIRECT;
else if(!is_null($this->getRecord()->link))
return Video::TYPE_EMBED;
}
function getVideoDriver(): ?VideoDriver
{
if($this->getType() !== Video::TYPE_EMBED)
return NULL;
[$videoDriver, $pointer] = explode(":", $this->getRecord()->link);
$videoDriver = "openvk\\Web\\Models\\VideoDrivers\\$videoDriver" . "VideoDriver";
if(!class_exists($videoDriver))
return NULL;
return new $videoDriver($pointer);
}
function getThumbnailURL(): string
{
if($this->getType() === Video::TYPE_DIRECT) {
if(!$this->isProcessed())
return "/assets/packages/static/openvk/video/rendering.apng";
return preg_replace("%\.[A-z0-9]++$%", ".gif", $this->getURL());
} else {
return $this->getVideoDriver()->getThumbnailURL();
}
}
function getOwnerVideo(): int
{
return $this->getRecord()->owner;
}
function getApiStructure(): object
{
return (object)[
"type" => "video",
"video" => [
"can_comment" => 1,
"can_like" => 0, // we don't h-have wikes in videos
"can_repost" => 0,
"can_subscribe" => 1,
"can_add_to_faves" => 0,
"can_add" => 0,
"comments" => $this->getCommentsCount(),
"date" => $this->getPublicationTime()->timestamp(),
"description" => $this->getDescription(),
"duration" => 0, // я хуй знает как получить длину видео
"image" => [
[
"url" => $this->getThumbnailURL(),
"width" => 320,
"height" => 240,
"with_padding" => 1
]
],
"width" => 640,
"height" => 480,
"id" => $this->getVirtualId(),
"owner_id" => $this->getOwner()->getId(),
"user_id" => $this->getOwner()->getId(),
"title" => $this->getName(),
"is_favorite" => false,
"player" => $this->getURL(),
"files" => [
"mp4_480" => $this->getURL()
],
"added" => 0,
"repeat" => 0,
"type" => "video",
"views" => 0,
"likes" => [
"count" => 0,
"user_likes" => 0
],
"reposts" => [
"count" => 0,
"user_reposted" => 0
]
]
];
}
function setLink(string $link): string
{
if(preg_match(file_get_contents(__DIR__ . "/../VideoDrivers/regex/youtube.txt"), $link, $matches)) {
$pointer = "YouTube:$matches[1]";
} else if(preg_match(file_get_contents(__DIR__ . "/../VideoDrivers/regex/vimeo.txt"), $link, $matches)) {
$pointer = "Vimeo:$matches[1]";
} else {
throw new ISE("Invalid link");
}
$this->stateChanges("link", $pointer);
return $pointer;
}
function isDeleted(): bool
{
if ($this->getRecord()->deleted == 1)
return TRUE;
else
return FALSE;
}
function deleteVideo(): void
{
$this->setDeleted(1);
$this->unwire();
$this->save();
}
static function fastMake(int $owner, string $description = "", array $file, bool $unlisted = true, bool $anon = false): Video
{
$video = new Video;
$video->setOwner($owner);
$video->setName("Unnamed Video.ogv");
$video->setDescription(ovk_proc_strtr($description, 300));
$video->setAnonymous($anon);
$video->setCreated(time());
$video->setFile($file);
$video->setUnlisted($unlisted);
$video->save();
return $video;
}
}