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newznab-tmux-NNTmux/Blacklight/NZBImport.php
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DariusIII 623edaaedb Apply fixes from StyleCI
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2019-02-19 14:56:46 +00:00

482 lines
16 KiB
PHP
Executable File

<?php
namespace Blacklight;
use App\Models\Release;
use App\Models\Settings;
use App\Models\UsenetGroup;
use Blacklight\utility\Utility;
use Illuminate\Support\Facades\File;
/**
* Class NZBImport.
*/
class NZBImport
{
/**
* @var \Blacklight\Binaries
*/
protected $binaries;
/**
* @var \Blacklight\ReleaseCleaning
*/
protected $releaseCleaner;
/**
* @var bool|\stdClass
*/
protected $site;
/**
* @var int
*/
protected $crossPostt;
/**
* @var \Blacklight\Categorize
*/
protected $category;
/**
* List of all the group names/ids in the DB.
* @var array
*/
protected $allGroups;
/**
* Was this run from the browser?
* @var bool
*/
protected $browser;
/**
* Return value for browser.
* @var string
*/
protected $retVal;
/**
* Guid of the current releases.
* @var string
*/
protected $relGuid;
/**
* @var bool
*/
public $echoCLI;
/**
* @var \Blacklight\NZB
*/
public $nzb;
/**
* @var string the MD5 hash of the first segment Message-ID of the NZB
*/
protected $nzbGuid;
/**
* @var \Blacklight\ColorCLI
*/
protected $colorCli;
/**
* Construct.
*
* @param array $options Class instances / various options.
* @throws \Exception
*/
public function __construct(array $options = [])
{
$defaults = [
'Browser' => false, // Was this started from the browser?
'Echo' => true, // Echo to CLI?
'Binaries' => null,
'Categorize' => null,
'NZB' => null,
'ReleaseCleaning' => null,
'Releases' => null,
'Settings' => null,
];
$options += $defaults;
$this->echoCLI = (! $this->browser && config('nntmux.echocli') && $options['Echo']);
$this->binaries = ($options['Binaries'] instanceof Binaries ? $options['Binaries'] : new Binaries(['Echo' => $this->echoCLI]));
$this->category = ($options['Categorize'] instanceof Categorize ? $options['Categorize'] : new Categorize());
$this->nzb = ($options['NZB'] instanceof NZB ? $options['NZB'] : new NZB());
$this->releaseCleaner = ($options['ReleaseCleaning'] instanceof ReleaseCleaning ? $options['ReleaseCleaning'] : new ReleaseCleaning());
$this->colorCli = new ColorCLI();
$this->crossPostt = Settings::settingValue('..crossposttime') !== '' ? Settings::settingValue('..crossposttime') : 2;
$this->browser = $options['Browser'];
$this->retVal = '';
}
/**
* @param array $filesToProcess List of NZB files to import.
* @param bool|string $useNzbName Use the NZB file name as release name?
* @param bool $delete Delete the NZB when done?
* @param bool $deleteFailed Delete the NZB if failed importing?
*
* @return string|bool
* @throws \Exception
*/
public function beginImport($filesToProcess, $useNzbName = false, $delete = true, $deleteFailed = true)
{
// Get all the groups in the DB.
if (! $this->getAllGroups()) {
if ($this->browser) {
return $this->retVal;
}
return false;
}
$start = date('Y-m-d H:i:s');
$nzbsImported = $nzbsSkipped = 0;
// Loop over the file names.
foreach ($filesToProcess as $nzbFile) {
$this->nzbGuid = '';
// Check if the file is really there.
if (File::isFile($nzbFile)) {
// Get the contents of the NZB file as a string.
if (strtolower(substr($nzbFile, -7)) === '.nzb.gz') {
$nzbString = Utility::unzipGzipFile($nzbFile);
} else {
$nzbString = File::get($nzbFile);
}
if ($nzbString === false) {
$this->echoOut('ERROR: Unable to read: '.$nzbFile);
if ($deleteFailed) {
@unlink($nzbFile);
}
$nzbsSkipped++;
continue;
}
// Load it as a XML object.
$nzbXML = @simplexml_load_string($nzbString);
if ($nzbXML === false || strtolower($nzbXML->getName()) !== 'nzb') {
$this->echoOut('ERROR: Unable to load NZB XML data: '.$nzbFile);
if ($deleteFailed) {
@unlink($nzbFile);
}
$nzbsSkipped++;
continue;
}
// Try to insert the NZB details into the DB.
$inserted = $this->scanNZBFile($nzbXML, ($useNzbName ? str_ireplace('.nzb', '', basename($nzbFile)) : false));
if ($inserted) {
// Try to copy the NZB to the NZB folder.
$path = $this->nzb->getNZBPath($this->relGuid, 0, true);
// Try to compress the NZB file in the NZB folder.
$fp = gzopen($path, 'w5');
gzwrite($fp, $nzbString);
gzclose($fp);
if (! File::isFile($path)) {
$this->echoOut('ERROR: Problem compressing NZB file to: '.$path);
// Remove the release.
Release::query()->where('guid', $this->relGuid)->delete();
if ($deleteFailed) {
@unlink($nzbFile);
}
$nzbsSkipped++;
} else {
$this->updateNzbGuid();
if ($delete) {
// Remove the nzb file.
@unlink($nzbFile);
}
$nzbsImported++;
}
} else {
$this->echoOut('ERROR: Failed to insert NZB!');
if ($deleteFailed) {
@unlink($nzbFile);
}
$nzbsSkipped++;
}
} else {
$this->echoOut('ERROR: Unable to fetch: '.$nzbFile);
$nzbsSkipped++;
}
}
$this->echoOut(
'Proccessed '.
$nzbsImported.
' NZBs in '.
(strtotime(date('Y-m-d H:i:s')) - strtotime($start)).
' seconds, '.
$nzbsSkipped.
' NZBs were skipped.'
);
if ($this->browser) {
return $this->retVal;
}
return true;
}
/**
* @param $nzbXML
* @param bool $useNzbName
* @return bool
* @throws \Exception
*/
protected function scanNZBFile(&$nzbXML, $useNzbName = false): bool
{
$binary_names = [];
$totalFiles = $totalSize = $groupID = 0;
$isBlackListed = $groupName = $firstName = $posterName = $postDate = false;
// Go through the NZB, get the details, look if it's blacklisted, look if we have the groups.
foreach ($nzbXML->file as $file) {
$binary_names[] = $file['subject'];
$totalFiles++;
$groupID = -1;
// Get the nzb info.
if ($firstName === false) {
$firstName = (string) $file->attributes()->subject;
}
if ($posterName === false) {
$posterName = (string) $file->attributes()->poster;
}
if ($postDate === false) {
$postDate = date('Y-m-d H:i:s', (string) $file->attributes()->date);
}
// Make a fake message array to use to check the blacklist.
$msg = ['Subject' => (string) $file->attributes()->subject, 'From' => (string) $file->attributes()->poster, 'Message-ID' => ''];
// Get the group names, group_id, check if it's blacklisted.
$groupArr = [];
foreach ($file->groups->group as $group) {
$group = (string) $group;
// If group_id is -1 try to get a group_id.
if ($groupID === -1) {
if (array_key_exists($group, $this->allGroups)) {
$groupID = $this->allGroups[$group];
if (! $groupName) {
$groupName = $group;
}
} else {
$group = UsenetGroup::isValidGroup($group);
if ($group !== false) {
$groupID = UsenetGroup::addGroup([
'name' => $group,
'description' => 'Added by NZBimport script.',
'backfill_target' => 1,
'minfilestoformrelease' => '',
'minsizetoformrelease' => '',
'first_record' => 0,
'last_record' => 0,
'active' => 0,
'backfill' => 0,
]);
$this->allGroups[$group] = $groupID;
$this->echoOut("Adding missing group: ($group)");
}
}
}
// Add all the found groups to an array.
$groupArr[] = $group;
// Check if this NZB is blacklisted.
if ($this->binaries->isBlackListed($msg, $group)) {
$isBlackListed = true;
break;
}
}
// If we found a group and it's not blacklisted.
if ($groupID !== -1 && ! $isBlackListed) {
// Get the size of the release.
if (\count($file->segments->segment) > 0) {
foreach ($file->segments->segment as $segment) {
$totalSize += (int) $segment->attributes()->bytes;
}
}
} else {
if ($isBlackListed) {
$errorMessage = 'Subject is blacklisted: '.utf8_encode(trim($firstName));
} else {
$errorMessage = 'No group found for '.$firstName.' (one of '.implode(', ', $groupArr).' are missing';
}
$this->echoOut($errorMessage);
return false;
}
}
// Sort values alphabetically but keep the keys intact
if (\count($binary_names) > 0) {
asort($binary_names);
foreach ($nzbXML->file as $file) {
if ($file['subject'] === $binary_names[0]) {
$this->nzbGuid = md5($file->segments->segment);
break;
}
}
}
// Try to insert the NZB details into the DB.
return $this->insertNZB(
[
'subject' => $firstName,
'useFName' => $useNzbName,
'postDate' => empty($postDate) ? date('Y-m-d H:i:s') : $postDate,
'from' => empty($posterName) ? '' : $posterName,
'groups_id' => $groupID,
'groupName' => $groupName,
'totalFiles' => $totalFiles,
'totalSize' => $totalSize,
]
);
}
/**
* Insert the NZB details into the database.
*
* @param $nzbDetails
*
* @return bool
* @throws \Exception
*/
protected function insertNZB($nzbDetails): bool
{
// Make up a GUID for the release.
$this->relGuid = createGUID();
// Remove part count from subject.
$partLess = preg_replace('/(\(\d+\/\d+\))*$/', 'yEnc', $nzbDetails['subject']);
// Remove added yEnc from above and anything after.
$subject = utf8_encode(trim(preg_replace('/yEnc.*$/i', 'yEnc', $partLess)));
$renamed = 0;
if ($nzbDetails['useFName']) {
// If the user wants to use the file name.. use it.
$cleanName = $nzbDetails['useFName'];
$renamed = 1;
} else {
// Pass the subject through release cleaner to get a nicer name.
$cleanName = $this->releaseCleaner->releaseCleaner($subject, $nzbDetails['from'], $nzbDetails['groupName']);
if (isset($cleanName['properlynamed'])) {
$cleanName = $cleanName['cleansubject'];
$renamed = (isset($cleanName['properlynamed']) && $cleanName['properlynamed'] === true ? 1 : 0);
}
}
$escapedSubject = $subject;
$escapedFromName = $nzbDetails['from'];
// Look for a duplicate on name, poster and size.
$dupeCheck = Release::query()->where(['name' => $escapedSubject, 'fromname' => $escapedFromName])->whereBetween('size', [$nzbDetails['totalSize'] * 0.99, $nzbDetails['totalSize'] * 1.01])->first(['id']);
if ($dupeCheck === null) {
$escapedSearchName = $cleanName;
$determinedCategory = $this->category->determineCategory($nzbDetails['groups_id'], $cleanName, $escapedFromName);
// Insert the release into the DB.
$relID = Release::insertRelease(
[
'name' => $escapedSubject,
'searchname' => $escapedSearchName,
'totalpart' => $nzbDetails['totalFiles'],
'groups_id' => $nzbDetails['groups_id'],
'guid' => $this->relGuid,
'postdate' => $nzbDetails['postDate'],
'fromname' => $escapedFromName,
'size' => $nzbDetails['totalSize'],
'categories_id' => $determinedCategory['categories_id'],
'isrenamed' => $renamed,
'reqidstatus' => 0,
'predb_id' => 0,
'nzbstatus' => NZB::NZB_ADDED,
]
);
$release = Release::find($relID);
$release->tag($determinedCategory['tags']);
} else {
$this->echoOut('This release is already in our DB so skipping: '.$subject);
return false;
}
if ($relID === null) {
$this->echoOut('ERROR: Problem inserting: '.$subject);
return false;
}
return true;
}
/**
* Get all groups in the DB.
*
* @return bool
*/
protected function getAllGroups(): bool
{
$this->allGroups = [];
$groups = UsenetGroup::query()->get(['id', 'name']);
if ($groups instanceof \Traversable) {
foreach ($groups as $group) {
$this->allGroups[$group['name']] = $group['id'];
}
}
if (\count($this->allGroups) === 0) {
$this->echoOut('You have no groups in your database!');
return false;
}
return true;
}
/**
* Echo message to browser or CLI.
*
* @param string $message
*/
protected function echoOut($message): void
{
if ($this->browser) {
$this->retVal .= $message.'<br />';
} elseif ($this->echoCLI) {
$this->colorCli->notice($message);
}
}
/**
* The function updates the NZB guid after there is no chance of deletion.
*/
protected function updateNzbGuid(): void
{
Release::query()->where('guid', $this->relGuid)->update(['nzb_guid' => sodium_hex2bin($this->nzbGuid)]);
}
}