<?php

namespace Blacklight\processing\post;

use App\Models\Category;
use App\Models\Predb;
use App\Models\Release;
use App\Models\ReleaseFile;
use App\Models\Settings;
use App\Models\UsenetGroup;
use Blacklight\Categorize;
use Blacklight\ColorCLI;
use Blacklight\ElasticSearchSiteSearch;
use Blacklight\ManticoreSearch;
use Blacklight\NameFixer;
use Blacklight\Nfo;
use Blacklight\NNTP;
use Blacklight\NZB;
use Blacklight\ReleaseExtra;
use Blacklight\ReleaseImage;
use Blacklight\Releases;
use Blacklight\utility\Utility;
use dariusiii\rarinfo\ArchiveInfo;
use dariusiii\rarinfo\Par2Info;
use FFMpeg\Coordinate\Dimension;
use FFMpeg\Coordinate\TimeCode;
use FFMpeg\FFMpeg;
use FFMpeg\FFProbe;
use FFMpeg\Filters\Video\ResizeFilter;
use FFMpeg\Format\Audio\Vorbis;
use FFMpeg\Format\Video\Ogg;
use Illuminate\Support\Arr;
use Illuminate\Support\Carbon;
use Illuminate\Support\Facades\DB;
use Illuminate\Support\Facades\File;
use Illuminate\Support\Facades\Log;
use Mhor\MediaInfo\MediaInfo;

class ProcessAdditional
{
    /**
     * How many compressed (rar/zip) files to check.
     *
     * @var int
     */
    public const maxCompressedFilesToCheck = 10;


    protected $_releases;

    /**
     * Count of releases to work on.
     */
    protected int $_totalReleases;

    protected $_release;

    protected NZB $_nzb;

    /**
     * List of files with sizes/etc contained in the NZB.
     */
    protected array $_nzbContents;

    protected Par2Info $_par2Info;

    protected ArchiveInfo $_archiveInfo;

    /**
     * @var bool|null|string
     */
    protected mixed $_innerFileBlacklist;

    protected int $_maxNestedLevels;

    /**
     * @var string|null
     */
    protected mixed $_7zipPath;

    /**
     * @var null|string
     */
    protected mixed $_unrarPath;

    protected string $_killString;

    protected string|bool $_showCLIReleaseID;

    protected int $_queryLimit;

    protected int $_segmentsToDownload;

    protected int $_maximumRarSegments;

    protected int $_maximumRarPasswordChecks;

    protected string $_maxSize;

    protected string $_minSize;

    protected bool $_processThumbnails;

    protected string $_audioSavePath;

    protected string $_supportFileRegex;

    protected bool $_echoCLI;

    protected NNTP $_nntp;

    protected Categorize $_categorize;

    protected NameFixer $_nameFixer;

    protected ReleaseExtra $_releaseExtra;

    protected ReleaseImage $_releaseImage;

    protected Nfo $_nfo;

    protected bool $_extractUsingRarInfo;

    protected bool $_alternateNNTP;

    protected int $_ffMPEGDuration;

    protected bool $_addPAR2Files;

    protected bool $_processVideo;

    protected bool $_processJPGSample;

    protected bool $_processAudioSample;

    protected bool $_processMediaInfo;

    protected bool $_processAudioInfo;

    protected bool $_processPasswords;

    protected string $_audioFileRegex;

    protected string $_ignoreBookRegex;

    protected string $_videoFileRegex;

    /**
     * Have we created a video file for the current release?
     */
    protected bool $_foundVideo;

    /**
     * Have we found MediaInfo data for a Video for the current release?
     */
    protected bool $_foundMediaInfo;

    /**
     * Have we found MediaInfo data for a Audio file for the current release?
     */
    protected bool $_foundAudioInfo;

    /**
     * Have we created a short Audio file sample for the current release?
     */
    protected bool $_foundAudioSample;

    /**
     * Extension of the found audio file (MP3/FLAC/etc).
     */
    protected string $_AudioInfoExtension;

    /**
     * Have we downloaded a JPG file for the current release?
     */
    protected bool $_foundJPGSample;

    /**
     * Have we created a Video JPG image sample for the current release?
     */
    protected bool $_foundSample;

    /**
     * Have we found PAR2 info on this release?
     */
    protected bool $_foundPAR2Info;

    /**
     * Message ID's for found content to download.
     */
    protected array $_sampleMessageIDs;

    protected $_JPGMessageIDs;

    protected $_MediaInfoMessageIDs;

    protected $_AudioInfoMessageIDs;

    protected $_RARFileMessageIDs;

    /**
     * Password status of the current release.
     */
    protected int $_passwordStatus;

    /**
     * Does the current release have a password?
     */
    protected bool $_releaseHasPassword;

    /**
     * Does the current release have an NFO file?
     */
    protected bool $_releaseHasNoNFO;

    /**
     * Name of the current release's usenet group.
     */
    protected string $_releaseGroupName;

    /**
     * Number of file information added to DB (from rar/zip/par2 contents).
     */
    protected int $_addedFileInfo;

    /**
     * Number of file information we found from RAR/ZIP.
     * (if some of it was already in DB, this count goes up, while the count above does not).
     */
    protected int $_totalFileInfo;

    /**
     * How many compressed (rar/zip) files have we checked.
     */
    protected int $_compressedFilesChecked;

    /**
     * Should we download the last rar?
     */
    protected bool $_fetchLastFiles;

    /**
     * Are we downloading the last rar?
     */
    protected bool $_reverse;

    protected ManticoreSearch $manticore;

    private FFMpeg $ffmpeg;

    private FFProbe $ffprobe;

    private MediaInfo $mediaInfo;

    private ElasticSearchSiteSearch $elasticsearch;

    /**
     * ProcessAdditional constructor.
     *
     *
     * @throws \Exception
     */
    public function __construct()
    {
        $this->_echoCLI = config('nntmux.echocli');

        $this->_nntp = new NNTP();

        $this->_nzb = new NZB();
        $this->_archiveInfo = new ArchiveInfo();
        $this->_categorize = new Categorize();
        $this->_nameFixer = new NameFixer();
        $this->_releaseExtra = new ReleaseExtra();
        $this->_releaseImage = new ReleaseImage();
        $this->_par2Info = new Par2Info();
        $this->_nfo = new Nfo();
        $this->manticore = new ManticoreSearch();
        $this->elasticsearch = new ElasticSearchSiteSearch();
        $this->ffmpeg = FFMpeg::create(['timeout' => Settings::settingValue('..timeoutseconds')]);
        $this->ffprobe = FFProbe::create();
        $this->mediaInfo = new MediaInfo();
        $this->mediaInfo->setConfig('use_oldxml_mediainfo_output_format', true);
        $this->mediaInfo->setConfig('command', Settings::settingValue('apps..mediainfopath'));

        $this->_innerFileBlacklist = Settings::settingValue('indexer.ppa.innerfileblacklist') === '' ? false : Settings::settingValue('indexer.ppa.innerfileblacklist');
        $this->_maxNestedLevels = (int) Settings::settingValue('..maxnestedlevels') === 0 ? 3 : (int) Settings::settingValue('..maxnestedlevels');
        $this->_extractUsingRarInfo = (int) Settings::settingValue('..extractusingrarinfo') !== 0;
        $this->_fetchLastFiles = (int) Settings::settingValue('archive.fetch.end') !== 0;

        $this->_7zipPath = false;
        $this->_unrarPath = false;

        // Pass the binary extractors to ArchiveInfo.
        $clients = [];
        if (Settings::settingValue('apps..unrarpath') !== '') {
            $this->_unrarPath = Settings::settingValue('apps..unrarpath');
            $clients += [ArchiveInfo::TYPE_RAR => $this->_unrarPath];
        }
        if (Settings::settingValue('apps..zippath') !== '') {
            $this->_7zipPath = Settings::settingValue('apps..zippath');
            $clients += [ArchiveInfo::TYPE_ZIP => $this->_7zipPath];
        }
        $this->_archiveInfo->setExternalClients($clients);

        $this->_killString = '"';
        if (Settings::settingValue('apps..timeoutpath') !== '' && (int) Settings::settingValue('..timeoutseconds') > 0) {
            $this->_killString = (
                '"'.Settings::settingValue('apps..timeoutpath').
                '" --foreground --signal=KILL '.
                Settings::settingValue('..timeoutseconds').' "'
            );
        }

        $this->_showCLIReleaseID = (PHP_BINARY.' '.__DIR__.'/ProcessAdditional.php ReleaseID: ');

        // Maximum amount of releases to fetch per run.
        $this->_queryLimit =
            (Settings::settingValue('..maxaddprocessed') !== '') ? (int) Settings::settingValue('..maxaddprocessed') : 25;

        // Maximum message ID's to download per file type in the NZB (video, jpg, etc).
        $this->_segmentsToDownload =
            (Settings::settingValue('..segmentstodownload') !== '') ? (int) Settings::settingValue('..segmentstodownload') : 2;

        // Maximum message ID's to download for a RAR file.
        $this->_maximumRarSegments =
            (Settings::settingValue('..maxpartsprocessed') !== '') ? (int) Settings::settingValue('..maxpartsprocessed') : 3;

        // Maximum RAR files to check for a password before stopping.
        $this->_maximumRarPasswordChecks =
            (Settings::settingValue('..passchkattempts') !== '') ? (int) Settings::settingValue('..passchkattempts') : 1;

        $this->_maximumRarPasswordChecks = (max($this->_maximumRarPasswordChecks, 1));

        // Maximum size of releases in GB.
        $this->_maxSize = (Settings::settingValue('..maxsizetopostprocess') !== '') ? (int) Settings::settingValue('..maxsizetopostprocess') : 100;
        // Minimum size of releases in MB.
        $this->_minSize = (Settings::settingValue('..minsizetopostprocess') !== '') ? (int) Settings::settingValue('..minsizetopostprocess') : 100;

        // Use the alternate NNTP provider for downloading Message-ID's ?
        $this->_alternateNNTP = (int) Settings::settingValue('..alternate_nntp') === 1;

        $this->_ffMPEGDuration = Settings::settingValue('..ffmpeg_duration') !== '' ? (int) Settings::settingValue('..ffmpeg_duration') : 5;

        $this->_addPAR2Files = (int) Settings::settingValue('..addpar2') !== 0;

        if (! Settings::settingValue('apps..ffmpegpath')) {
            $this->_processAudioSample = $this->_processThumbnails = $this->_processVideo = false;
        } else {
            $this->_processAudioSample = (int) Settings::settingValue('..saveaudiopreview') !== 0;
            $this->_processThumbnails = (int) Settings::settingValue('..processthumbnails') !== 0;
            $this->_processVideo = (int) Settings::settingValue('..processvideos') !== 0;
        }

        $this->_processJPGSample = (int) Settings::settingValue('..processjpg') !== 0;
        $this->_processMediaInfo = Settings::settingValue('apps..mediainfopath') !== '';
        $this->_processAudioInfo = $this->_processMediaInfo;
        $this->_processPasswords = ! empty(Settings::settingValue('..checkpasswordedrar')) && ! empty(Settings::settingValue('apps..unrarpath'));

        $this->_audioSavePath = storage_path('covers/audiosample/');

        $this->_audioFileRegex = '\.(AAC|AIFF|APE|AC3|ASF|DTS|FLAC|MKA|MKS|MP2|MP3|RA|OGG|OGM|W64|WAV|WMA)';
        $this->_ignoreBookRegex = '/\b(epub|lit|mobi|pdf|sipdf|html)\b.*\.rar(?!.{20,})/i';
        $this->_supportFileRegex = '/\.(vol\d{1,3}\+\d{1,3}|par2|srs|sfv|nzb';
        $this->_videoFileRegex = '\.(AVI|F4V|IFO|M1V|M2V|M4V|MKV|MOV|MP4|MPEG|MPG|MPGV|MPV|OGV|QT|RM|RMVB|TS|VOB|WMV)';
    }

    /**
     * Clear out the main temp path when done.
     */
    public function __destruct()
    {
        $this->_clearMainTmpPath();
    }

    /**
     * @throws \Exception
     */
    public function start(string $groupID = '', string $guidChar = ''): void
    {
        $this->_setMainTempPath($guidChar, $groupID);

        // Fetch all the releases to work on.
        $this->_fetchReleases($groupID, $guidChar);

        // Check if we have releases to work on.
        if ($this->_totalReleases > 0) {
            // Echo start time and process description.
            $this->_echoDescription();

            $this->_processReleases();
        }
    }

    /**
     * @var string Main temp path to work on.
     */
    protected string $_mainTmpPath;

    /**
     * @var string Temp path for current release.
     */
    protected string $tmpPath;

    /**
     * @throws \RuntimeException
     * @throws \Exception
     */
    protected function _setMainTempPath(&$guidChar, string &$groupID = ''): void
    {
        // Set up the temporary files folder location.
        $this->_mainTmpPath = (string) Settings::settingValue('..tmpunrarpath');

        // Check if it ends with a dir separator.
        if (! preg_match('/[\/\\\\]$/', $this->_mainTmpPath)) {
            $this->_mainTmpPath .= '/';
        }

        // If we are doing per group, use the groupID has a inner path, so other scripts don't delete the files we are working on.
        if ($groupID !== '') {
            $this->_mainTmpPath .= ($groupID.'/');
        } elseif ($guidChar !== '') {
            $this->_mainTmpPath .= ($guidChar.'/');
        }

        if (! File::isDirectory($this->_mainTmpPath)) {
            if (! File::makeDirectory($this->_mainTmpPath, 0777, true, true) && ! File::isDirectory($this->_mainTmpPath)) {
                throw new \RuntimeException(sprintf('Directory "%s" was not created', $this->_mainTmpPath));
            }
        }

        if (! File::isDirectory($this->_mainTmpPath)) {
            throw new \RuntimeException('Could not create the tmpunrar folder ('.$this->_mainTmpPath.')');
        }

        $this->_clearMainTmpPath();

        $this->tmpPath = $this->_mainTmpPath;
    }

    /**
     * Clear out old folders/files from the main temp folder.
     */
    protected function _clearMainTmpPath(): void
    {
        if ($this->_mainTmpPath !== '') {
            $this->_recursivePathDelete(
                $this->_mainTmpPath,
                // These are folders we don't want to delete.
                [
                    // This is the actual temp folder.
                    $this->_mainTmpPath,
                ]
            );
        }
    }

    /**
     * Get all releases that need to be processed.
     *
     *
     * @void
     */
    protected function _fetchReleases(int|string $groupID, string &$guidChar): void
    {
        $releasesQuery = Release::query()
            ->where('releases.nzbstatus', '=', 1)
            ->where('releases.passwordstatus', '=', -1)
            ->where('releases.haspreview', '=', -1)
            ->where('categories.disablepreview', '=', 0);
        if ($this->_maxSize > 0) {
            $releasesQuery->where('releases.size', '<', (int) $this->_maxSize * 1073741824);
        }
        if ($this->_minSize > 0) {
            $releasesQuery->where('releases.size', '>', (int) $this->_minSize * 1048576);
        }
        if (! empty($groupID)) {
            $releasesQuery->where('releases.groups_id', $groupID);
        }
        if (! empty($guidChar)) {
            $releasesQuery->where('releases.leftguid', $guidChar);
        }
        $releasesQuery->select(['releases.id', 'releases.id as releases_id', 'releases.guid', 'releases.name', 'releases.size', 'releases.groups_id', 'releases.nfostatus', 'releases.fromname', 'releases.completion', 'releases.categories_id', 'releases.searchname', 'releases.predb_id', 'categories.disablepreview'])
            ->leftJoin('categories', 'categories.id', '=', 'releases.categories_id')
            ->orderBy('releases.passwordstatus')
            ->orderByDesc('releases.postdate')
            ->limit($this->_queryLimit);

        $this->_releases = $releasesQuery->get();
        $this->_totalReleases = $this->_releases->count();
    }

    /**
     * Output the description and start time.
     *
     * @void
     */
    protected function _echoDescription(): void
    {
        if ($this->_totalReleases > 1 && $this->_echoCLI) {
            $this->_echo(
                PHP_EOL.
                'Additional post-processing, started at: '.
                now()->format('D M d, Y G:i a').
                PHP_EOL.
                'Downloaded: (xB) = yEnc article, f= Failed ;Processing: z = ZIP file, r = RAR file'.
                PHP_EOL.
                'Added: s = Sample image, j = JPEG image, A = Audio sample, a = Audio MediaInfo, v = Video sample'.
                PHP_EOL.
                'Added: m = Video MediaInfo, n = NFO, ^ = File details from inside the RAR/ZIP',
                'header'
            );
        }
    }

    /**
     * Loop through the releases, processing them 1 at a time.
     *
     * @throws \RuntimeException
     * @throws \Exception
     */
    protected function _processReleases(): void
    {
        foreach ($this->_releases as $this->_release) {
            $this->_echo(
                PHP_EOL.'['.$this->_release->id.']['.
                human_filesize($this->_release->size, 1).']',
                'primaryOver'
            );

            cli_set_process_title($this->_showCLIReleaseID.$this->_release->id);

            // Create folder to store temporary files.
            if (! $this->_createTempFolder()) {
                continue;
            }

            // Get NZB contents.
            if (! $this->_getNZBContents()) {
                continue;
            }

            // Reset the current release variables.
            $this->_resetReleaseStatus();

            // Go through the files in the NZB, get the amount of book files.
            $totalBooks = $this->_processNZBContents();

            // Check if this NZB is a large collection of books.
            $bookFlood = false;
            if ($totalBooks > 80 && ($totalBooks * 2) >= \count($this->_nzbContents)) {
                $bookFlood = true;
            }

            if ($this->_processPasswords || $this->_processThumbnails || $this->_processMediaInfo || $this->_processAudioInfo || $this->_processVideo
            ) {
                // Process usenet Message-ID downloads.
                $this->_processMessageIDDownloads();

                // Process compressed (RAR/ZIP) files inside the NZB.
                if (! $bookFlood && $this->_NZBHasCompressedFile) {
                    // Download the RARs/ZIPs, extract the files inside them and insert the file info into the DB.
                    $this->_processNZBCompressedFiles();

                    // Download rar/zip in reverse order, to get the last rar or zip file.
                    if ($this->_fetchLastFiles) {
                        $this->_processNZBCompressedFiles(true);
                    }

                    if (! $this->_releaseHasPassword) {
                        // Process the extracted files to get video/audio samples/etc.
                        $this->_processExtractedFiles();
                    }
                }
            }

            // Update the release to say we processed it.
            $this->_finalizeRelease();

            // Delete all files / folders for this release.
            $this->_recursivePathDelete($this->tmpPath);
        }
        if ($this->_echoCLI) {
            echo PHP_EOL;
        }
    }

    /**
     * @param  string  $path
     * @param  array  $ignoredFolders
     * @return void
     */
    protected function _recursivePathDelete(string $path, array $ignoredFolders = []): void
    {
        if (File::isDirectory($path)) {
            if (\in_array($path, $ignoredFolders, false)) {
                return;
            }
            foreach (File::allFiles($path) as $file) {
                $this->_recursivePathDelete($file, $ignoredFolders);
            }

            File::deleteDirectory($path);
        } elseif (File::isFile($path)) {
            File::delete($path);
        }
    }

    /**
     * Create a temporary storage folder for the current release.
     *
     *
     *
     * @throws \Exception
     */
    protected function _createTempFolder(): bool
    {
        // Per release defaults.
        $this->tmpPath = $this->_mainTmpPath.$this->_release->guid.'/';
        if (! File::isDirectory($this->tmpPath)) {
            if (! File::makeDirectory($this->tmpPath, 0777, true, false) && ! File::isDirectory($this->tmpPath)) {
                $this->_echo('Unable to create directory: '.$this->tmpPath, 'warning');
                $this->_deleteRelease();

                return false;
            }
        }

        return true;
    }

    /**
     * Get list of contents inside a release's NZB file.
     *
     *
     * @throws \Exception
     */
    protected function _getNZBContents(): bool
    {
        $nzbPath = $this->_nzb->NZBPath($this->_release->guid);
        if ($nzbPath !== false) {
            $nzbContents = Utility::unzipGzipFile($nzbPath);
            if (! $nzbContents) {
                $this->_echo('NZB is empty or broken for GUID: '.$this->_release->guid, 'warning');
                $this->_deleteRelease();

                return false;
            }
            // Get a list of files in the nzb.
            $this->_nzbContents = $this->_nzb->nzbFileList($nzbContents, ['no-file-key' => false, 'strip-count' => true]);
            if (\count($this->_nzbContents) === 0) {
                $this->_echo('NZB is potentially broken for GUID: '.$this->_release->guid, 'warning');
                $this->_deleteRelease();

                return false;
            }
            // Sort keys.
            ksort($this->_nzbContents, SORT_NATURAL);

            return true;
        }
        $this->_echo('NZB not found for GUID: '.$this->_release->guid, 'warning');
        $this->_deleteRelease();

        return false;
    }

    protected function _deleteRelease(): void
    {
        Release::whereId($this->_release->id)->delete();
    }

    /**
     * Current file we are working on inside a NZB.
     */
    protected array $_currentNZBFile;

    /**
     * Does the current NZB contain a compressed (RAR/ZIP) file?
     */
    protected bool $_NZBHasCompressedFile;

    /**
     * Process the files inside the NZB, find Message-ID's to download.
     * If we find files with book extensions, return the amount.
     */
    protected function _processNZBContents(): int
    {
        $totalBookFiles = 0;
        foreach ($this->_nzbContents as $this->_currentNZBFile) {
            try {
                // Check if it's not a nfo, nzb, par2 etc...
                if (preg_match($this->_supportFileRegex.'|nfo\b|inf\b|ofn\b)($|[ ")\]-])(?!.{20,})/i', $this->_currentNZBFile['title'])) {
                    continue;
                }

                // Check if it's a rar/zip.
                if (! $this->_NZBHasCompressedFile &&
                    preg_match(
                        '/\.(part\d+|[r|z]\d+|rar|0+|0*10?|zipr\d{2,3}|zipx?)(\s*\.rar)*($|[ ")\]-])|"[a-f0-9]{32}\.[1-9]\d{1,2}".*\(\d+\/\d{2,}\)$/i',
                        $this->_currentNZBFile['title']
                    )
                ) {
                    $this->_NZBHasCompressedFile = true;
                }

                // Look for a video sample, make sure it's not an image.
                if ($this->_processThumbnails && empty($this->_sampleMessageIDs) && isset($this->_currentNZBFile['segments']) && stripos($this->_currentNZBFile['title'], 'sample') !== false && ! preg_match('/\.jpe?g$/i', $this->_currentNZBFile['title'])
                ) {
                    // Get the amount of segments for this file.
                    $segCount = (\count($this->_currentNZBFile['segments']) - 1);
                    // If it's more than 1 try to get up to the site specified value of segments.
                    for ($i = 0; $i < $this->_segmentsToDownload; $i++) {
                        if ($i > $segCount) {
                            break;
                        }
                        $this->_sampleMessageIDs[] = (string) $this->_currentNZBFile['segments'][$i];
                    }
                }

                // Look for a JPG picture, make sure it's not a CD cover.
                if ($this->_processJPGSample && empty($this->_JPGMessageIDs) && isset($this->_currentNZBFile['segments']) && ! preg_match('/flac|lossless|mp3|music|inner-sanctum|sound/i', $this->_releaseGroupName) && preg_match('/\.jpe?g[. ")\]]/i', $this->_currentNZBFile['title'])
                ) {
                    // Get the amount of segments for this file.
                    $segCount = (\count($this->_currentNZBFile['segments']) - 1);
                    // If it's more than 1 try to get up to the site specified value of segments.
                    for ($i = 0; $i < $this->_segmentsToDownload; $i++) {
                        if ($i > $segCount) {
                            break;
                        }
                        $this->_JPGMessageIDs[] = (string) $this->_currentNZBFile['segments'][$i];
                    }
                }

                // Look for a video file, make sure it's not a sample, for MediaInfo.
                if ($this->_processMediaInfo && empty($this->_MediaInfoMessageIDs) && isset($this->_currentNZBFile['segments'][0]) && stripos($this->_currentNZBFile['title'], 'sample') !== false && preg_match('/'.$this->_videoFileRegex.'[. ")\]]/i', $this->_currentNZBFile['title'])
                ) {
                    $this->_MediaInfoMessageIDs = (string) $this->_currentNZBFile['segments'][0];
                }

                // Look for an audio file.
                if ($this->_processAudioInfo && empty($this->_AudioInfoMessageIDs) && isset($this->_currentNZBFile['segments']) && preg_match('/'.$this->_audioFileRegex.'[. ")\]]/i', $this->_currentNZBFile['title'], $type)
                ) {
                    // Get the extension.
                    $this->_AudioInfoExtension = $type[1];
                    $this->_AudioInfoMessageIDs = (string) $this->_currentNZBFile['segments'][0];
                }

                // Some releases contain many books, increment this to ignore them later.
                if (preg_match($this->_ignoreBookRegex, $this->_currentNZBFile['title'])) {
                    $totalBookFiles++;
                }
            } catch (\ErrorException $e) {
                Log::debug($e->getTraceAsString());
            }
        }

        return $totalBookFiles;
    }

    /**
     * List of message-id's we have tried for rar/zip files.
     */
    protected array $_triedCompressedMids = [];

    /**
     * @throws \Exception
     */
    protected function _processNZBCompressedFiles(bool $reverse = false): void
    {
        $this->_reverse = $reverse;

        if ($this->_reverse) {
            if (! krsort($this->_nzbContents)) {
                return;
            }
        } else {
            $this->_triedCompressedMids = [];
        }

        $failed = $downloaded = 0;
        // Loop through the files, attempt to find if password-ed and files. Starting with what not to process.
        foreach ($this->_nzbContents as $nzbFile) {
            if ($downloaded >= $this->_maximumRarSegments) {
                break;
            }

            if ($failed >= $this->_maximumRarPasswordChecks) {
                break;
            }

            if ($this->_releaseHasPassword) {
                $this->_echo('Skipping processing of rar '.$nzbFile['title'].' it has a password.', 'primaryOver');
                break;
            }

            // Probably not a rar/zip.
            if (! preg_match(
                '/\.(part\d+|[r|z]\d+|rar|0+|0*10?|zipr\d{2,3}|zipx?)(\s*\.rar)*($|[ ")\]-])|"[a-f0-9]{32}\.[1-9]\d{1,2}".*\(\d+\/\d{2,}\)$/i',
                $nzbFile['title']
            )
            ) {
                continue;
            }

            // Get message-id's for the rar file.
            $segCount = (\count($nzbFile['segments']) - 1);
            $mID = [];
            for ($i = 0; $i < $this->_maximumRarSegments; $i++) {
                if ($i > $segCount) {
                    break;
                }
                $segment = (string) $nzbFile['segments'][$i];
                if (! $this->_reverse) {
                    $this->_triedCompressedMids[] = $segment;
                } elseif (\in_array($segment, $this->_triedCompressedMids, false)) {
                    // We already downloaded this file.
                    continue 2;
                }
                $mID[] = $segment;
            }
            // Nothing to download.
            if (empty($mID)) {
                continue;
            }

            // Download the article(s) from usenet.
            $fetchedBinary = $this->_nntp->getMessages($this->_releaseGroupName, $mID, $this->_alternateNNTP);
            if ($this->_nntp::isError($fetchedBinary)) {
                $fetchedBinary = false;
            }

            if ($fetchedBinary !== false) {
                // Echo we downloaded compressed file.
                if ($this->_echoCLI) {
                    $this->_echo('(cB)', 'primaryOver');
                }

                $downloaded++;

                // Process the compressed file.
                $decompressed = $this->_processCompressedData($fetchedBinary);

                if ($decompressed || $this->_releaseHasPassword) {
                    break;
                }
            } else {
                $failed++;
                if ($this->_echoCLI) {
                    $this->_echo('f('.$failed.')', 'warningOver');
                }
            }
        }
    }

    /**
     * Check if the data is a ZIP / RAR file, extract files, get file info.
     *
     *
     * @throws \Exception
     */
    protected function _processCompressedData(string &$compressedData): bool
    {
        $this->_compressedFilesChecked++;
        // Give the data to archive info so it can check if it's a rar.
        if (! $this->_archiveInfo->setData($compressedData, true)) {
            if (config('app.debug') === true) {
                $this->_debug('Data is probably not RAR or ZIP.');
            }

            return false;
        }

        // Check if there's an error.
        if ($this->_archiveInfo->error !== '') {
            if (config('app.debug') === true) {
                $this->_debug('ArchiveInfo Error: '.$this->_archiveInfo->error);
            }

            return false;
        }

        try {
            // Get a summary of the compressed file.
            $dataSummary = $this->_archiveInfo->getSummary(true);
        } catch (\Exception $exception) {
            // Log the exception and continue to next item
            if (config('app.debug') === true) {
                Log::warning($exception->getTraceAsString());
            }

            return false;
        }

        // Check if the compressed file is encrypted.
        if (! empty($this->_archiveInfo->isEncrypted) || (isset($dataSummary['is_encrypted']) && (int) $dataSummary['is_encrypted'] !== 0)) {
            if (config('app.debug') === true) {
                $this->_debug('ArchiveInfo: Compressed file has a password.');
            }
            $this->_releaseHasPassword = true;
            $this->_passwordStatus = Releases::PASSWD_RAR;

            return false;
        }

        if ($this->_reverse) {
            $fileData = $dataSummary['file_list'] ?? [];
            if (! empty($fileData)) {
                $rarFileName = Arr::pluck($fileData, 'name');
                if (preg_match(NameFixer::PREDB_REGEX, $rarFileName[0], $hit)) {
                    $preCheck = Predb::whereTitle($hit[0])->first();
                    $this->_release->preid = $preCheck !== null ? $preCheck->value('id') : 0;
                    (new NameFixer())->updateRelease($this->_release, $preCheck->title ?? ucwords($hit[0], '.'), 'RarInfo FileName Match', true, 'Filenames, ', true, true, $this->_release->preid);
                } elseif (! empty($dataSummary['archives']) && ! empty($dataSummary['archives'][$rarFileName[0]]['file_list'])) {
                    $archiveData = $dataSummary['archives'][$rarFileName[0]]['file_list'];
                    $archiveFileName = Arr::pluck($archiveData, 'name');
                    if (preg_match(NameFixer::PREDB_REGEX, $archiveFileName[0], $match2)) {
                        $preCheck = Predb::whereTitle($match2[0])->first();
                        $this->_release->preid = $preCheck !== null ? $preCheck->value('id') : 0;
                        (new NameFixer())->updateRelease($this->_release, $preCheck->title ?? ucwords($match2[0], '.'), 'RarInfo FileName Match', true, 'Filenames, ', true, true, $this->_release->preid);
                    }
                }
            }
        }

        switch ($dataSummary['main_type']) {
            case ArchiveInfo::TYPE_RAR:
                if ($this->_echoCLI) {
                    $this->_echo('r', 'primaryOver');
                }

                if (! $this->_extractUsingRarInfo && $this->_unrarPath !== false) {
                    $fileName = $this->tmpPath.uniqid('', true).'.rar';
                    File::put($fileName, $compressedData);
                    runCmd($this->_killString.$this->_unrarPath.'" e -ai -ep -c- -id -inul -kb -or -p- -r -y "'.$fileName.'" "'.$this->tmpPath.'unrar/"');
                    File::delete($fileName);
                }
                break;
            case ArchiveInfo::TYPE_ZIP:
                if ($this->_echoCLI) {
                    $this->_echo('z', 'primaryOver');
                }

                if (! $this->_extractUsingRarInfo && ! empty($this->_7zipPath)) {
                    $fileName = $this->tmpPath.uniqid('', true).'.zip';
                    File::put($fileName, $compressedData);
                    // Pass the -p flag to the 7zip command to make sure it doesn't get stuck in password prompt
                    runCmd($this->_killString.$this->_7zipPath.'" x "'.$fileName.'" -p -bd -y -o"'.$this->tmpPath.'unzip/"');
                    File::delete($fileName);
                }
                break;
            default:
                return false;
        }

        return $this->_processCompressedFileList();
    }

    /**
     * Get a list of all files in the compressed file, add the file info to the DB.
     *
     *
     * @throws \Exception
     */
    protected function _processCompressedFileList(): bool
    {
        // Get a list of files inside the Compressed file.
        $files = $this->_archiveInfo->getArchiveFileList();
        if (! \is_array($files) || \count($files) === 0) {
            return false;
        }

        // Loop through the files.
        foreach ($files as $file) {
            if ($this->_releaseHasPassword) {
                break;
            }

            if (isset($file['name'])) {
                if (isset($file['error'])) {
                    if (config('app.debug') === true) {
                        $this->_debug("Error: {$file['error']} (in: {$file['source']})");
                    }

                    continue;
                }

                if (isset($file['pass']) && $file['pass'] === true) {
                    $this->_releaseHasPassword = true;
                    $this->_passwordStatus = Releases::PASSWD_RAR;
                    break;
                }

                if ($this->_innerFileBlacklist !== false && preg_match($this->_innerFileBlacklist, $file['name'])) {
                    $this->_releaseHasPassword = true;
                    $this->_passwordStatus = Releases::PASSWD_RAR;
                    break;
                }

                $fileName = [];
                if (preg_match('/[^\/\\\\]*\.[a-zA-Z0-9]*$/', $file['name'], $fileName)) {
                    $fileName = $fileName[0];
                } else {
                    $fileName = '';
                }

                if ($this->_extractUsingRarInfo) {
                    // Extract files from the rar.
                    if (isset($file['compressed']) && (int) $file['compressed'] === 0) {
                        File::put(
                            $this->tmpPath.random_int(10, 999999).'_'.$fileName,
                            $this->_archiveInfo->getFileData($file['name'], $file['source'])
                        );
                    } // If the files are compressed, use a binary extractor.
                    else {
                        $this->_archiveInfo->extractFile($file['name'], $this->tmpPath.random_int(10, 999999).'_'.$fileName);
                    }
                }
            }
            $this->_addFileInfo($file);
        }
        if ($this->_addedFileInfo > 0) {
            if (config('nntmux.elasticsearch_enabled') === true) {
                $this->elasticsearch->updateRelease($this->_release->id);
            } else {
                $this->manticore->updateRelease($this->_release->id);
            }
        }

        return $this->_totalFileInfo > 0;
    }

    /**
     * @throws \Exception
     */
    protected function _addFileInfo(&$file): void
    {
        // Don't add rar/zip files to the DB.
        if (! isset($file['error']) && isset($file['source']) &&
            ! preg_match($this->_supportFileRegex.'|part\d+|[r|z]\d{1,3}|zipr\d{2,3}|\d{2,3}|zipx|zip|rar)(\s*\.rar)?$/i', $file['name'])
        ) {
            // Cache the amount of files we find in the RAR or ZIP, return this to say we did find RAR or ZIP content.
            // This is so we don't download more RAR or ZIP files for no reason.
            $this->_totalFileInfo++;

            /* Check if we already have the file or not.
             * Also make sure we don't add too many files, some releases have 100's of files, like PS3 releases.
             */
            if ($this->_addedFileInfo < 11 && ReleaseFile::query()->where(['releases_id' => $this->_release->id, 'name' => $file['name'], 'size' => $file['size']])->first() === null) {
                $addReleaseFiles = ReleaseFile::addReleaseFiles($this->_release->id, $file['name'], $file['size'], $file['date'], $file['pass'], '', $file['crc32'] ?? '');
                if (! empty($addReleaseFiles)) {
                    $this->_addedFileInfo++;

                    if ($this->_echoCLI) {
                        $this->_echo('^', 'primaryOver');
                    }

                    // Check for "codec spam"
                    if (preg_match('/alt\.binaries\.movies($|\.divx$)/', $this->_releaseGroupName) &&
                        preg_match('/[\/\\\\]Codec[\/\\\\]Setup\.exe$/i', $file['name'])
                    ) {
                        if (config('app.debug') === true) {
                            $this->_debug('Codec spam found, setting release to potentially passworded.');
                        }
                        $this->_releaseHasPassword = true;
                        $this->_passwordStatus = Releases::PASSWD_RAR;
                    } //Run a PreDB filename check on insert to try and match the release
                    elseif ($file['name'] !== '' && ! str_starts_with($file['name'], '.')) {
                        $this->_release['filename'] = $file['name'];
                        $this->_release['releases_id'] = $this->_release->id;
                        $this->_nameFixer->matchPreDbFiles($this->_release, 1, 1, true);
                    }
                }
            }
        }
    }

    /**
     * Go through all the extracted files in the temp folder and process them.
     *
     * @throws \Exception
     */
    protected function _processExtractedFiles(): void
    {
        $nestedLevels = 0;

        // Go through all the files in the temp folder, look for compressed files, extract them and the nested ones.
        while ($nestedLevels < $this->_maxNestedLevels) {
            // Break out if we checked more than x compressed files.
            if ($this->_compressedFilesChecked >= self::maxCompressedFilesToCheck) {
                break;
            }

            $foundCompressedFile = false;

            // Get all the compressed files in the temp folder.
            $files = $this->_getTempDirectoryContents('/.*\.([rz]\d{2,}|rar|zipx?|0{0,2}1)($|[^a-z0-9])/i');

            if ($files !== false) {
                foreach ($files as $file) {
                    // Check if the file exists.
                    if (File::isFile($file[0])) {
                        $rarData = @File::get($file[0]);
                        if ($rarData !== false) {
                            $this->_processCompressedData($rarData);
                            $foundCompressedFile = true;
                        }
                        File::delete($file[0]);
                    }
                }
            }

            // If we found no compressed files, break out.
            if (! $foundCompressedFile) {
                break;
            }

            $nestedLevels++;
        }

        $fileType = [];

        // Get all the remaining files in the temp dir.
        $files = $this->_getTempDirectoryContents();
        if ($files !== false) {
            foreach ($files as $file) {
                $file = $file->getPathname();

                // Skip /. and /..
                if (preg_match('/[\/\\\\]\.{1,2}$/', $file)) {
                    continue;
                }

                if (File::isFile($file)) {
                    // Process PAR2 files.
                    if (! $this->_foundPAR2Info && preg_match('/\.par2$/', $file)) {
                        $this->_siftPAR2Info($file);
                    } // Process NFO files.
                    elseif ($this->_releaseHasNoNFO && preg_match('/(\.(nfo|inf|ofn)|info\.txt)$/i', $file)) {
                        $this->_processNfoFile($file);
                    } // Process audio files.
                    elseif ((! $this->_foundAudioInfo || ! $this->_foundAudioSample) && preg_match('/(.*)'.$this->_audioFileRegex.'$/i', $file, $fileType)) {
                        // Try to get audio sample/audio media info.
                        File::move($file, $this->tmpPath.'audiofile.'.$fileType[2]);
                        $this->_getAudioInfo($this->tmpPath.'audiofile.'.$fileType[2], $fileType[2]);
                        File::delete($this->tmpPath.'audiofile.'.$fileType[2]);
                    } // Process JPG files.
                    elseif (! $this->_foundJPGSample && preg_match('/\.jpe?g$/i', $file)) {
                        $this->_getJPGSample($file);
                        File::delete($file);
                    } // Video sample // video clip // video media info.
                    elseif ((! $this->_foundSample || ! $this->_foundVideo || ! $this->_foundMediaInfo) && preg_match('/(.*)'.$this->_videoFileRegex.'$/i', $file)) {
                        $this->_processVideoFile($file);
                    } // Check file's magic info.
                    else {
                        $output = Utility::fileInfo($file);
                        if (! empty($output)) {
                            switch (true) {
                                case ! $this->_foundJPGSample && preg_match('/^JPE?G/i', $output):
                                    $this->_getJPGSample($file);
                                    File::delete($file);
                                    break;

                                case (! $this->_foundMediaInfo || ! $this->_foundSample || ! $this->_foundVideo) && preg_match('/Matroska data|MPEG v4|MPEG sequence, v2|\WAVI\W/i', $output):
                                    $this->_processVideoFile($file);
                                    break;

                                case (! $this->_foundAudioSample || ! $this->_foundAudioInfo) && preg_match('/^FLAC|layer III|Vorbis audio/i', $output, $fileType):
                                    switch ($fileType[0]) {
                                        case 'FLAC':
                                            $fileType = 'FLAC';
                                            break;
                                        case 'layer III':
                                            $fileType = 'MP3';
                                            break;
                                        case 'Vorbis audio':
                                            $fileType = 'OGG';
                                            break;
                                    }
                                    File::move($file, $this->tmpPath.'audiofile.'.$fileType);
                                    $this->_getAudioInfo($this->tmpPath.'audiofile.'.$fileType, $fileType);
                                    File::delete($this->tmpPath.'audiofile.'.$fileType);
                                    break;

                                case ! $this->_foundPAR2Info && stripos($output, 'Parity') === 0:
                                    $this->_siftPAR2Info($file);
                                    break;
                            }
                        }
                    }
                }
            }
        }
    }

    /**
     * Download all binaries from usenet and form samples / get media info / etc from them.
     *
     * @void
     *
     * @throws \Exception
     */
    protected function _processMessageIDDownloads(): void
    {
        $this->_processSampleMessageIDs();
        $this->_processMediaInfoMessageIDs();
        $this->_processAudioInfoMessageIDs();
        $this->_processJPGMessageIDs();
    }

    /**
     * Download and process binaries for sample videos.
     *
     * @void
     *
     * @throws \Exception
     */
    protected function _processSampleMessageIDs(): void
    {
        // Download and process sample image.
        if (! $this->_foundSample || ! $this->_foundVideo) {
            if (! empty($this->_sampleMessageIDs)) {
                // Download it from usenet.
                $sampleBinary = $this->_nntp->getMessages($this->_releaseGroupName, $this->_sampleMessageIDs, $this->_alternateNNTP);
                if ($this->_nntp::isError($sampleBinary)) {
                    $sampleBinary = false;
                }

                if ($sampleBinary !== false) {
                    if ($this->_echoCLI) {
                        $this->_echo('(sB)', 'primaryOver');
                    }

                    // Check if it's more than 40 bytes.
                    if (\strlen($sampleBinary) > 40) {
                        $fileLocation = $this->tmpPath.'sample_'.random_int(0, 99999).'.avi';
                        // Try to create the file.
                        File::put($fileLocation, $sampleBinary);

                        // Try to get a sample picture.
                        if (! $this->_foundSample) {
                            $this->_foundSample = $this->_getSample($fileLocation);
                        }

                        // Try to get a sample video.
                        if (! $this->_foundVideo) {
                            $this->_foundVideo = $this->_getVideo($fileLocation);
                        }
                    }
                } elseif ($this->_echoCLI) {
                    $this->_echo('f', 'warningOver');
                }
            }
        }
    }

    /**
     * Download and process binaries for media info from videos.
     *
     * @void
     *
     * @throws \Exception
     */
    protected function _processMediaInfoMessageIDs(): void
    {
        // Download and process mediainfo. Also try to get a sample if we didn't get one yet.
        if (! $this->_foundMediaInfo || ! $this->_foundSample || ! $this->_foundVideo) {
            if (! empty($this->_MediaInfoMessageIDs)) {
                // Try to download it from usenet.
                $mediaBinary = $this->_nntp->getMessages($this->_releaseGroupName, $this->_MediaInfoMessageIDs, $this->_alternateNNTP);
                if ($this->_nntp::isError($mediaBinary)) {
                    // If error set it to false.
                    $mediaBinary = false;
                }

                if ($mediaBinary !== false) {
                    if ($this->_echoCLI) {
                        $this->_echo('(mB)', 'primaryOver');
                    }

                    // If it's more than 40 bytes...
                    if (\strlen($mediaBinary) > 40) {
                        $fileLocation = $this->tmpPath.'media.avi';
                        // Create a file on the disk with it.
                        File::put($fileLocation, $mediaBinary);

                        // Try to get media info.
                        if (! $this->_foundMediaInfo) {
                            $this->_foundMediaInfo = $this->_getMediaInfo($fileLocation);
                        }

                        // Try to get a sample picture.
                        if (! $this->_foundSample) {
                            $this->_foundSample = $this->_getSample($fileLocation);
                        }

                        // Try to get a sample video.
                        if (! $this->_foundVideo) {
                            $this->_foundVideo = $this->_getVideo($fileLocation);
                        }
                    }
                } elseif ($this->_echoCLI) {
                    $this->_echo('f', 'warningOver');
                }
            }
        }
    }

    /**
     * Download and process binaries for media info from songs.
     *
     * @void
     *
     * @throws \Exception
     */
    protected function _processAudioInfoMessageIDs(): void
    {
        // Download audio file, use media info to try to get the artist / album.
        if (! $this->_foundAudioInfo || ! $this->_foundAudioSample) {
            if (! empty($this->_AudioInfoMessageIDs)) {
                // Try to download it from usenet.
                $audioBinary = $this->_nntp->getMessages($this->_releaseGroupName, $this->_AudioInfoMessageIDs, $this->_alternateNNTP);
                if ($this->_nntp::isError($audioBinary)) {
                    $audioBinary = false;
                }

                if ($audioBinary !== false) {
                    if ($this->_echoCLI) {
                        $this->_echo('(aB)', 'primaryOver');
                    }

                    $fileLocation = $this->tmpPath.'audio.'.$this->_AudioInfoExtension;
                    // Create a file with it.
                    File::put($fileLocation, $audioBinary);

                    // Try to get media info / sample of the audio file.
                    $this->_getAudioInfo($fileLocation, $this->_AudioInfoExtension);
                } elseif ($this->_echoCLI) {
                    $this->_echo('f', 'warningOver');
                }
            }
        }
    }

    /**
     * Download and process binaries for JPG pictures.
     *
     * @void
     *
     * @throws \Exception
     */
    protected function _processJPGMessageIDs(): void
    {
        // Download JPG file.
        if (! $this->_foundJPGSample && ! empty($this->_JPGMessageIDs)) {
            // Try to download it.
            $jpgBinary = $this->_nntp->getMessages($this->_releaseGroupName, $this->_JPGMessageIDs, $this->_alternateNNTP);
            if ($this->_nntp::isError($jpgBinary)) {
                $jpgBinary = false;
            }

            if ($jpgBinary !== false) {
                if ($this->_echoCLI) {
                    $this->_echo('(jB)', 'primaryOver');
                }

                // Try to create a file with it.
                File::put($this->tmpPath.'samplepicture.jpg', $jpgBinary);

                // Try to resize and move it.
                $this->_foundJPGSample = (
                    $this->_releaseImage->saveImage(
                        $this->_release->guid.'_thumb',
                        $this->tmpPath.'samplepicture.jpg',
                        $this->_releaseImage->jpgSavePath,
                        650,
                        650
                    ) === 1
                );

                if ($this->_foundJPGSample) {
                    // Update the DB to say we got it.
                    Release::query()->where('id', $this->_release->id)->update(['jpgstatus' => 1]);

                    if ($this->_echoCLI) {
                        $this->_echo('j', 'primaryOver');
                    }
                }

                File::delete($this->tmpPath.'samplepicture.jpg');
            } elseif ($this->_echoCLI) {
                $this->_echo('f', 'warningOver');
            }
        }
    }

    /**
     * Update the release to say we processed it.
     */
    protected function _finalizeRelease(): void
    {
        $updateRows = ['haspreview' => 0];

        // If samples exist from previous runs, set flags.
        if (File::isFile($this->_releaseImage->imgSavePath.$this->_release->guid.'_thumb.jpg')) {
            $updateRows = ['haspreview' => 1];
        }

        if (File::isFile($this->_releaseImage->vidSavePath.$this->_release->guid.'.ogv')) {
            $updateRows += ['videostatus' => 1];
        }

        if (File::isFile($this->_releaseImage->jpgSavePath.$this->_release->guid.'_thumb.jpg')) {
            $updateRows += ['jpgstatus' => 1];
        }

        // Get the amount of files we found inside the RAR/ZIP files.

        $releaseFilesCount = ReleaseFile::whereReleasesId($this->_release->id)->count('releases_id');

        if ($releaseFilesCount === null) {
            $releaseFilesCount = 0;
        }

        $this->_passwordStatus = max([$this->_passwordStatus]);

        // Set the release to no password if password processing is off.
        if (! $this->_processPasswords) {
            $this->_releaseHasPassword = false;
        }

        // If we failed to get anything from the RAR/ZIPs, decrement the passwordstatus, if the rar/zip has no password.
        if (! $this->_releaseHasPassword && $this->_NZBHasCompressedFile && $releaseFilesCount === 0) {
            $release = Release::query()->where('id', $this->_release->id);
            $release->decrement('passwordstatus');
            $release->update(
                $updateRows
            );
        } // Else update the release with the password status (if the admin enabled the setting).
        else {
            $updateRows += ['passwordstatus' => $this->_processPasswords ? $this->_passwordStatus : Releases::PASSWD_NONE,
                'rarinnerfilecount' => $releaseFilesCount, ];
            Release::query()->where('id', $this->_release->id)->update(
                $updateRows
            );
        }
    }

    /**
     * @return bool|string|\Symfony\Component\Finder\SplFileInfo[]
     */
    protected function _getTempDirectoryContents(string $pattern = '', string $path = ''): array|bool|string
    {
        if ($path === '') {
            $path = $this->tmpPath;
        }

        $files = File::allFiles($path);
        try {
            if ($pattern !== '') {
                $allFiles = [];
                foreach ($files as $file) {
                    if (preg_match($pattern, $file->getRelativePathname())) {
                        $allFiles .= $file;
                    }
                }

                return $allFiles;
            }

            return $files;
        } catch (\Throwable $e) {
            if (config('app.debug') === true) {
                Log::error($e->getTraceAsString());
                $this->_debug('ERROR: Could not open temp dir: '.$e->getMessage());
            }

            return false;
        }
    }

    /**
     * @throws \Exception
     */
    protected function _getAudioInfo($fileLocation, $fileExtension): bool
    {
        // Return values.
        $retVal = $audVal = false;

        // Check if audio sample fetching is on.
        if (! $this->_processAudioSample) {
            $audVal = true;
        }

        // Check if media info fetching is on.
        if (! $this->_processAudioInfo) {
            $retVal = true;
        }

        $rQuery = Release::query()->where('proc_pp', '=', 0)->where('id', $this->_release->id)->select(['searchname', 'fromname', 'categories_id'])->first();

        $musicParent = (string) Category::MUSIC_ROOT;
        if ($rQuery === null || ! preg_match(
            sprintf(
                '/%d\d{3}|%d|%d|%d/',
                $musicParent[0],
                Category::OTHER_MISC,
                Category::MOVIE_OTHER,
                Category::TV_OTHER
            ),
            $rQuery->id
        )
        ) {
            return false;
        }

        if (File::isFile($fileLocation)) {
            // Check if media info is enabled.
            if (! $retVal) {
                // Get the media info for the file.
                try {
                    $xmlArray = $this->mediaInfo->getInfo($fileLocation, false);

                    if ($xmlArray !== null) {
                        foreach ($xmlArray->getAudios() as $track) {
                            if ($track->get('album') !== null && $track->get('performer') !== null) {
                                if ((int) $this->_release->predb_id === 0 && config('nntmux.rename_music_mediainfo')) {
                                    // Make the extension upper case.
                                    $ext = strtoupper($fileExtension);

                                    // Form a new search name.
                                    if (! empty($track->get('recorded_date')) && preg_match('/(?:19|20)\d\d/', $track->get('recorded_date')->getFullname(), $Year)) {
                                        $newName = $track->get('performer')->getFullName().' - '.$track->get('album')->getFullName().' ('.$Year[0].') '.$ext;
                                    } else {
                                        $newName = $track->get('performer')->getFullName().' - '.$track->get('album')->getFullName().' '.$ext;
                                    }

                                    // Get the category or try to determine it.
                                    if ($ext === 'MP3') {
                                        $newCat = Category::MUSIC_MP3;
                                    } elseif ($ext === 'FLAC') {
                                        $newCat = Category::MUSIC_LOSSLESS;
                                    } else {
                                        $newCat = $this->_categorize->determineCategory($rQuery->groups_id, $newName, $rQuery->fromname);
                                    }

                                    $newTitle = escapeString(substr($newName, 0, 255));
                                    // Update the search name.
                                    $release = Release::whereId($this->_release->id);
                                    $release->update(['searchname' => $newTitle, 'categories_id' => $newCat['categories_id'], 'iscategorized' => 1, 'isrenamed' => 1, 'proc_pp' => 1]);

                                    if (config('nntmux.elasticsearch_enabled') === true) {
                                        $this->elasticsearch->updateRelease($this->_release->id);
                                    } else {
                                        $this->manticore->updateRelease($this->_release->id);
                                    }

                                    // Echo the changed name.
                                    if ($this->_echoCLI) {
                                        NameFixer::echoChangedReleaseName(
                                            [
                                                'new_name' => $newTitle,
                                                'old_name' => $rQuery->searchname,
                                                'new_category' => $newCat,
                                                'old_category' => $rQuery->id,
                                                'group' => $rQuery->groups_id,
                                                'releases_id' => $this->_release->id,
                                                'method' => 'ProcessAdditional->_getAudioInfo',
                                            ]
                                        );
                                    }
                                }

                                // Add the media info.
                                $this->_releaseExtra->addFromXml($this->_release->id, $xmlArray);

                                $retVal = true;
                                $this->_foundAudioInfo = true;
                                if ($this->_echoCLI) {
                                    $this->_echo('a', 'primaryOver');
                                }
                                break;
                            }
                        }
                    }
                } catch (\RuntimeException $e) {
                    Log::debug($e->getMessage());
                } catch (\TypeError $e) {
                    Log::debug($e->getMessage());
                }
            }

            // Check if creating audio samples is enabled.
            if (! $audVal) {
                // File name to store audio file.
                $audioFileName = ($this->_release->guid.'.ogg');

                // Create an audio sample.
                if ($this->ffprobe->isValid($fileLocation)) {
                    try {
                        $audioSample = $this->ffmpeg->open($fileLocation);
                        $format = new Vorbis();
                        $audioSample->clip(TimeCode::fromSeconds(30), TimeCode::fromSeconds(30));
                        $audioSample->save($format, $this->tmpPath.$audioFileName);
                    } catch (\InvalidArgumentException $e) {
                        if (config('app.debug') === true) {
                            Log::error($e->getTraceAsString());
                        }
                        //We do nothing, just prevent displaying errors because the file cannot be open(corrupted or incomplete file)
                    }
                }

                // Check if the new file was created.
                if (File::isFile($this->tmpPath.$audioFileName)) {
                    // Try to move the temp audio file.
                    $renamed = File::move($this->tmpPath.$audioFileName, $this->_audioSavePath.$audioFileName);

                    if (! $renamed) {
                        // Try to copy it if it fails.
                        $copied = File::copy($this->tmpPath.$audioFileName, $this->_audioSavePath.$audioFileName);

                        // Delete the old file.
                        File::delete($this->tmpPath.$audioFileName);

                        // If it didn't copy continue.
                        if (! $copied) {
                            return false;
                        }
                    }

                    // Try to set the file perms.
                    @chmod($this->_audioSavePath.$audioFileName, 0764);

                    // Update DB to said we got a audio sample.
                    Release::query()->where('id', $this->_release->id)->update(['audiostatus' => 1]);

                    $audVal = $this->_foundAudioSample = true;

                    if ($this->_echoCLI) {
                        $this->_echo('A', 'primaryOver');
                    }
                }
            }
        }

        return $retVal && $audVal;
    }

    /**
     * Try to get JPG picture, resize it and store it on disk.
     */
    protected function _getJPGSample(string $fileLocation): void
    {
        // Try to resize/move the image.
        $this->_foundJPGSample = (
            $this->_releaseImage->saveImage(
                $this->_release->guid.'_thumb',
                $fileLocation,
                $this->_releaseImage->jpgSavePath,
                650,
                650
            ) === 1
        );

        // If it's successful, tell the DB.
        if ($this->_foundJPGSample) {
            Release::query()->where('id', $this->_release->id)->update(['jpgstatus' => 1]);
        }
    }

    private function getVideoTime(string $videoLocation): string
    {
        // Get the real duration of the file.
        if ($this->ffprobe->isValid($videoLocation)) {
            $time = $this->ffprobe->format($videoLocation)->get('duration');
        }

        if (empty($time) || ! preg_match('/time=(\d{1,2}:\d{1,2}:)?(\d{1,2})\.(\d{1,2})\s*bitrate=/i', $time, $numbers)) {
            return '';
        }

        // Reduce the last number by 1, this is to make sure we don't ask avconv/ffmpeg for non existing data.
        if ($numbers[3] > 0) {
            $numbers[3]--;
        } elseif ($numbers[1] > 0) {
            $numbers[2]--;
            $numbers[3] = '99';
        }

        // Manually pad the numbers in case they are 1 number. to get 02 for example instead of 2.
        return '00:00:'.str_pad($numbers[2], 2, '0', STR_PAD_LEFT).'.'.str_pad($numbers[3], 2, '0', STR_PAD_LEFT);
    }

    /**
     * @throws \Exception
     */
    protected function _getSample(string $fileLocation): bool
    {
        if (! $this->_processThumbnails) {
            return false;
        }

        if (File::isFile($fileLocation)) {
            // Create path to temp file.
            $fileName = ($this->tmpPath.'zzzz'.random_int(5, 12).random_int(5, 12).'.jpg');

            $time = $this->getVideoTime($fileLocation);

            // Create the image.
            if ($this->ffprobe->isValid($fileLocation)) {
                try {
                    $this->ffmpeg->open($fileLocation)->frame(TimeCode::fromString($time === '' ? '00:00:03:00' : $time))->save($fileName);
                } catch (\RuntimeException $runtimeException) {
                    if (config('app.debug') === true) {
                        Log::error($runtimeException->getTraceAsString());
                    }
                    //We show no error we just log it, we failed to save the frame and move on
                } catch (\InvalidArgumentException $e) {
                    if (config('app.debug') === true) {
                        Log::error($e->getTraceAsString());
                    }
                    //We do nothing, just prevent displaying errors because the file cannot be open(corrupted or incomplete file)
                } catch (\Throwable $e) {
                    if (config('app.debug') === true) {
                        Log::error($e->getTraceAsString());
                    }
                    //Again we do nothing, we just want to catch the error
                }
            }

            // Check if the file exists.
            if (File::isFile($fileName)) {
                // Try to resize/move the image.
                $saved = $this->_releaseImage->saveImage(
                    $this->_release->guid.'_thumb',
                    $fileName,
                    $this->_releaseImage->imgSavePath,
                    800,
                    600
                );

                // Delete the temp file we created.
                File::delete($fileName);

                // Check if it saved.
                if ($saved === 1) {
                    if ($this->_echoCLI) {
                        $this->_echo('s', 'primaryOver');
                    }

                    return true;
                }
            }
        }

        return false;
    }

    /**
     * @throws \Exception
     */
    protected function _getVideo(string $fileLocation): bool
    {
        if (! $this->_processVideo) {
            return false;
        }

        // Try to find an avi file.
        if (File::isFile($fileLocation)) {
            // Create a filename to store the temp file.
            $fileName = ($this->tmpPath.'zzzz'.$this->_release->guid.'.ogv');

            $newMethod = false;
            // If wanted sample length is less than 60, try to get sample from the end of the video.
            if ($this->_ffMPEGDuration < 60) {
                // Get the real duration of the file.
                $time = $this->getVideoTime($fileLocation);

                if ($time !== '' && preg_match('/(\d{2}).(\d{2})/', $time, $numbers)) {
                    $newMethod = true;
                    // Get the lowest time we can start making the video at based on how many seconds the admin wants the video to be.
                    if ($numbers[1] <= $this->_ffMPEGDuration) {
                        // If the clip is shorter than the length we want.
                        // The lowest we want is 0.
                        $lowestLength = '00:00:00.00';
                    } else {
                        // If the clip is longer than the length we want.
                        // The lowest we want is the the difference between the max video length and our wanted total time.
                        $lowestLength = ($numbers[1] - $this->_ffMPEGDuration);
                        // Form the time string.
                        $end = '.'.$numbers[2];
                        $lowestLength = match (\strlen($lowestLength)) {
                            1 => ('00:00:0'.$lowestLength.$end),
                            2 => ('00:00:'.$lowestLength.$end),
                            default => '00:00:60.00',
                        };
                    }

                    // Try to get the sample (from the end instead of the start).
                    if ($this->ffprobe->isValid($fileLocation)) {
                        try {
                            $video = $this->ffmpeg->open($fileLocation);
                            $videoSample = $video->clip(TimeCode::fromString($lowestLength), TimeCode::fromSeconds($this->_ffMPEGDuration));
                            $format = new Ogg();
                            $format->setAudioCodec('libvorbis');
                            $videoSample->filters()->resize(new Dimension(320, -1), ResizeFilter::RESIZEMODE_SCALE_HEIGHT);
                            $videoSample->save($format, $fileName);
                        } catch (\InvalidArgumentException $e) {
                            if (config('app.debug') === true) {
                                Log::error($e->getTraceAsString());
                            }
                            //We do nothing, just prevent displaying errors because the file cannot be open(corrupted or incomplete file)
                        }
                    }
                }
            }

            // If longer than 60 or we could not get the video length, run the old way.
            if (! $newMethod && $this->ffprobe->isValid($fileLocation)) {
                try {
                    $video = $this->ffmpeg->open($fileLocation);
                    $videoSample = $video->clip(TimeCode::fromSeconds(0), TimeCode::fromSeconds($this->_ffMPEGDuration));
                    $format = new Ogg();
                    $format->setAudioCodec('libvorbis');
                    $videoSample->filters()->resize(new Dimension(320, -1), ResizeFilter::RESIZEMODE_SCALE_HEIGHT);
                    $videoSample->save($format, $fileName);
                } catch (\InvalidArgumentException $e) {
                    if (config('app.debug') === true) {
                        Log::error($e->getTraceAsString());
                    }
                    //We do nothing, just prevent displaying errors because the file cannot be open(corrupted or incomplete file)
                }
            }

            // Until we find the video file.
            if (File::isFile($fileName)) {
                // Create a path to where the file should be moved.
                $newFile = ($this->_releaseImage->vidSavePath.$this->_release->guid.'.ogv');

                // Try to move the file to the new path.
                // If we couldn't rename it, try to copy it.
                if (! @File::move($fileName, $newFile)) {
                    $copied = @File::copy($fileName, $newFile);

                    // Delete the old file.
                    File::delete($fileName);

                    // If it didn't copy, continue.
                    if (! $copied) {
                        return false;
                    }
                }

                // Change the permissions.
                @chmod($newFile, 0764);

                // Update query to say we got the video.
                Release::query()->where('guid', $this->_release->guid)->update(['videostatus' => 1]);
                if ($this->_echoCLI) {
                    $this->_echo('v', 'primaryOver');
                }

                return true;
            }
        }

        return false;
    }

    /**
     * @throws \Exception
     */
    protected function _getMediaInfo($fileLocation): bool
    {
        if (! $this->_processMediaInfo) {
            return false;
        }

        // Look for the video file.
        if (File::isFile($fileLocation)) {
            try {
                $xmlArray = $this->mediaInfo->getInfo($fileLocation, true);

                // Check if we got it.

                if ($xmlArray === null) {
                    return false;
                }

                // Insert it into the DB.
                $this->_releaseExtra->addFull($this->_release->id, $xmlArray);
                $this->_releaseExtra->addFromXml($this->_release->id, $xmlArray);

                if ($this->_echoCLI) {
                    $this->_echo('m', 'primaryOver');
                }

                return true;
            } catch (\RuntimeException $e) {
                Log::debug($e->getMessage());

                return false;
            } catch (\TypeError $e) {
                Log::debug($e->getMessage());

                return false;
            } catch (\ErrorException $e) {
                Log::debug($e->getMessage());

                return false;
            }
        }

        return false;
    }

    /**
     * @throws \Exception
     */
    protected function _siftPAR2Info($fileLocation): void
    {
        $this->_par2Info->open($fileLocation);

        if ($this->_par2Info->error) {
            return;
        }
        $releaseInfo = Release::query()->where('id', $this->_release->id)->select(['postdate', 'proc_pp'])->first();

        if ($releaseInfo === null) {
            return;
        }

        $postDate = Carbon::createFromFormat('Y-m-d H:i:s', $releaseInfo->postdate)->getTimestamp();

        // Only get a new name if the category is OTHER.
        $foundName = true;
        if ((int) $releaseInfo->proc_pp === 0 && config('nntmux.rename_par2') &&
            \in_array(
                (int) $this->_release->categories_id,
                Category::OTHERS_GROUP,
                false
            )
        ) {
            $foundName = false;
        }

        $filesAdded = 0;

        foreach ($this->_par2Info->getFileList() as $file) {
            if (! isset($file['name'])) {
                continue;
            }

            // If we found a name and added 10 files, stop.
            if ($foundName && $filesAdded > 10) {
                break;
            }

            // Add to release files.
            if ($this->_addPAR2Files) {
                if ($filesAdded < 11 && ReleaseFile::query()->where(['releases_id' => $this->_release->id, 'name' => $file['name']])->first() === null
                ) {
                    // Try to add the files to the DB.
                    if (ReleaseFile::addReleaseFiles($this->_release->id, $file['name'], $file['size'], $postDate, 0, $file['hash_16K'])) {
                        $filesAdded++;
                    }
                }
            } else {
                $filesAdded++;
            }

            // Try to get a new name.
            if (! $foundName) {
                $this->_release->textstring = $file['name'];
                $this->_release->releases_id = $this->_release->id;
                if ($this->_nameFixer->checkName($this->_release, $this->_echoCLI, 'PAR2, ', 1, 1)) {
                    $foundName = true;
                }
            }
        }
        // Update the file count with the new file count + old file count.
        Release::query()->where('id', $this->_release->id)->increment('rarinnerfilecount', $filesAdded);
        $this->_foundPAR2Info = true;
    }

    /**
     * @throws \Exception
     */
    protected function _processNfoFile($fileLocation): void
    {
        $data = @File::get($fileLocation);
        if ($data != false && $this->_nfo->isNFO($data, $this->_release->guid) && $this->_nfo->addAlternateNfo($data, $this->_release, $this->_nntp)) {
            $this->_releaseHasNoNFO = false;
        }
    }

    /**
     * @throws \Exception
     */
    protected function _processVideoFile($fileLocation): void
    {
        // Try to get a sample with it.
        if (! $this->_foundSample) {
            $this->_foundSample = $this->_getSample($fileLocation);
        }

        /* Try to get a video with it.
         * Don't get it here if _sampleMessageIDs is empty
         * or has 1 message-id (Saves downloading another part).
         */
        if (! $this->_foundVideo && \count($this->_sampleMessageIDs) < 2) {
            $this->_foundVideo = $this->_getVideo($fileLocation);
        }

        // Try to get media info with it.
        if (! $this->_foundMediaInfo) {
            $this->_foundMediaInfo = $this->_getMediaInfo($fileLocation);
        }
    }

    /**
     * Comparison function for uSort, for sorting NZB files.
     */
    protected function _sortNZB(array|string|null $a, array|string|null $b): int
    {
        $pos = 0;
        $af = $bf = false;
        $a = preg_replace('/\d+[ ._-]?(\/|\||[o0]f)[ ._-]?\d+?(?![ ._-]\d)/i', ' ', $a['title']);
        $b = preg_replace('/\d+[ ._-]?(\/|\||[o0]f)[ ._-]?\d+?(?![ ._-]\d)/i', ' ', $b['title']);

        if (preg_match('/\.(part\d+|[r|z]\d+)(\s*\.rar)*($|[ ")\]-])/i', $a)) {
            $af = true;
        }
        if (preg_match('/\.(part\d+|[r|z]\d+)(\s*\.rar)*($|[ ")\]-])/i', $b)) {
            $bf = true;
        }

        if (! $af && preg_match('/\.rar($|[ ")\]-])/i', $a)) {
            $a = preg_replace('/\.rar(?:$|[ ")\]-])/i', '.*rar', $a);
            $af = true;
        }
        if (! $bf && preg_match('/\.rar($|[ ")\]-])/i', $b)) {
            $b = preg_replace('/\.rar(?:$|[ ")\]-])/i', '.*rar', $b);
            $bf = true;
        }

        if (! $af && ! $bf) {
            return strnatcasecmp($a, $b);
        }

        if (! $bf) {
            return -1;
        }

        if (! $af) {
            return 1;
        }

        if ($af && $bf) {
            return strnatcasecmp($a, $b);
        }

        if ($af) {
            return -1;
        }

        if ($bf) {
            return 1;
        }

        return $pos;
    }

    /**
     * Reset some variables for the current release.
     */
    protected function _resetReleaseStatus(): void
    {
        // Only process for samples, previews and images if not disabled.
        $this->_foundVideo = ! $this->_processVideo;
        $this->_foundMediaInfo = ! $this->_processMediaInfo;
        $this->_foundAudioInfo = ! $this->_processAudioInfo;
        $this->_foundAudioSample = ! $this->_processAudioSample;
        $this->_foundJPGSample = ! $this->_processJPGSample;
        $this->_foundSample = ! $this->_processThumbnails;
        $this->_foundPAR2Info = false;

        $this->_passwordStatus = Releases::PASSWD_NONE;
        $this->_releaseHasPassword = false;

        $this->_releaseGroupName = UsenetGroup::getNameByID($this->_release->groups_id);

        $this->_releaseHasNoNFO = false;
        // Make sure we don't already have an nfo.
        if ((int) $this->_release->nfostatus !== 1) {
            $this->_releaseHasNoNFO = true;
        }

        $this->_NZBHasCompressedFile = false;

        $this->_sampleMessageIDs = $this->_JPGMessageIDs = $this->_MediaInfoMessageIDs = [];
        $this->_AudioInfoMessageIDs = $this->_RARFileMessageIDs = [];
        $this->_AudioInfoExtension = '';

        $this->_addedFileInfo = 0;
        $this->_totalFileInfo = 0;
        $this->_compressedFilesChecked = 0;
    }

    /**
     * Echo a string to CLI.
     *
     * @param  string  $string  String to echo.
     * @param  string  $type  Method type.
     *
     * @void
     */
    protected function _echo(string $string, string $type): void
    {
        if ($this->_echoCLI) {
            (new ColorCLI())->$type($string);
        }
    }

    /**
     * Echo a string to CLI. For debugging.
     *
     *
     * @void
     */
    protected function _debug(string $string): void
    {
        $this->_echo('DEBUG: '.$string, 'debug');
    }
}