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<?php |
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namespace Blacklight; |
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use Blacklight\db\DB; |
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use Blacklight\utility\Utility; |
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/** |
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* Export NZB's to a folder. |
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* Class NZBExport. |
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*/ |
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class NZBExport |
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{ |
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/** |
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* Started from browser? |
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* @var bool |
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*/ |
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protected $browser; |
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/** |
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* @var string Return value on browser. |
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*/ |
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protected $retVal; |
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/** |
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* @var \Blacklight\db\DB |
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*/ |
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protected $pdo; |
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/** |
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* @var NZB |
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*/ |
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protected $nzb; |
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/** |
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* @var Releases |
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*/ |
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protected $releases; |
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/** |
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* @var bool |
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*/ |
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protected $echoCLI; |
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/** |
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* @param array $options Class instances / various options. |
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* @throws \Exception |
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*/ |
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public function __construct(array $options = []) |
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{ |
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$defaults = [ |
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'Browser' => false, // Started from browser? |
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'Echo' => true, // Echo to CLI? |
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'NZB' => null, |
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'Releases' => null, |
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'Settings' => null, |
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]; |
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$options += $defaults; |
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$this->browser = $options['Browser']; |
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$this->echoCLI = (! $this->browser && config('nntmux.echocli') && $options['Echo']); |
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$this->pdo = ($options['Settings'] instanceof DB ? $options['Setting'] : new DB()); |
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$this->releases = ($options['Releases'] instanceof Releases ? $options['Releases'] : new Releases(['Settings' => $this->pdo])); |
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$this->nzb = ($options['NZB'] instanceof NZB ? $options['NZB'] : new NZB()); |
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} |
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/** |
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* Export to user specified folder. |
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* |
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* @param array $params |
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* |
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* @return bool |
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*/ |
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public function beginExport($params) |
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{ |
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$gzip = false; |
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if ($params[4] === true) { |
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$gzip = true; |
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} |
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$fromDate = $toDate = ''; |
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$path = $params[0]; |
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// Check if the path ends with dir separator. |
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if (substr($path, -1) !== DS) { |
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$path .= DS; |
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} |
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// Check if it's a directory. |
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if (! is_dir($path)) { |
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$this->echoOut('Folder does not exist: '.$path); |
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return $this->returnValue(); |
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} |
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// Check if we can write to it. |
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if (! is_writable($path)) { |
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$this->echoOut('Folder is not writable: '.$path); |
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return $this->returnValue(); |
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} |
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// Check if the from date is the proper format. |
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if (isset($params[1]) && $params[1] !== '') { |
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if (! $this->checkDate($params[1])) { |
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return $this->returnValue(); |
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} |
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$fromDate = $params[1]; |
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} |
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// Check if the to date is the proper format. |
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if (isset($params[2]) && $params[2] !== '') { |
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if (! $this->checkDate($params[2])) { |
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return $this->returnValue(); |
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} |
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$toDate = $params[2]; |
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} |
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// Check if the group_id exists. |
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if (isset($params[3]) && $params[3] !== 0) { |
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if (! is_numeric($params[3])) { |
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$this->echoOut('The group ID is not a number: '.$params[3]); |
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return $this->returnValue(); |
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} |
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$groups = $this->pdo->query('SELECT id, name FROM groups WHERE id = '.$params[3]); |
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if (count($groups) === 0) { |
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$this->echoOut('The group ID is not in the DB: '.$params[3]); |
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return $this->returnValue(); |
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} |
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} else { |
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$groups = $this->pdo->query('SELECT id, name FROM groups'); |
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} |
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$exported = 0; |
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// Loop over groups to take less RAM. |
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foreach ($groups as $group) { |
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$currentExport = 0; |
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// Get all the releases based on the parameters. |
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$releases = $this->releases->getForExport($fromDate, $toDate, $group['id']); |
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$totalFound = count($releases); |
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if ($totalFound === 0) { |
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if ($this->echoCLI) { |
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echo 'No releases found to export for group: '.$group['name'].PHP_EOL; |
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} |
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continue; |
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} |
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if ($this->echoCLI) { |
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echo 'Found '.$totalFound.' releases to export for group: '.$group['name'].PHP_EOL; |
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} |
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// Create a path to store the new NZB files. |
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$currentPath = $path.$this->safeFilename($group['name']).DS; |
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if (! is_dir($currentPath)) { |
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mkdir($currentPath); |
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} |
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foreach ($releases as $release) { |
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// Get path to the NZB file. |
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$nzbFile = $this->nzb->NZBPath($release['guid']); |
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// Check if it exists. |
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if ($nzbFile === false) { |
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if ($this->echoCLI) { |
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echo 'Unable to find NZB for release with GUID: '.$release['guid']; |
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} |
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continue; |
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} |
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// Create path to current file. |
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$currentFile = $currentPath.$this->safeFilename($release['searchname']); |
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// Check if the user wants them in gzip, copy it if so. |
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if ($gzip) { |
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if (! copy($nzbFile, $currentFile.'.nzb.gz')) { |
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if ($this->echoCLI) { |
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echo 'Unable to export NZB with GUID: '.$release['guid']; |
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} |
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continue; |
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} |
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// If not, decompress it and create a file to store it in. |
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} else { |
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$nzbContents = Utility::unzipGzipFile($nzbFile); |
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if (! $nzbContents) { |
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if ($this->echoCLI) { |
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echo 'Unable to export NZB with GUID: '.$release['guid']; |
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} |
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continue; |
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} |
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$fh = fopen($currentFile.'.nzb', 'w'); |
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fwrite($fh, $nzbContents); |
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fclose($fh); |
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} |
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$currentExport++; |
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if ($this->echoCLI && $currentExport % 10 === 0) { |
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echo 'Exported '.$currentExport.' of '.$totalFound.' nzbs for group: '.$group['name']."\r"; |
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} |
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} |
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if ($this->echoCLI && $currentExport > 0) { |
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echo 'Exported '.$currentExport.' of '.$totalFound.' nzbs for group: '.$group['name'].PHP_EOL; |
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} |
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$exported += $currentExport; |
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} |
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if ($exported > 0) { |
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$this->echoOut('Exported total of '.$exported.' NZB files to '.$path); |
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} |
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return $this->returnValue(); |
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} |
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/** |
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* Return bool on CLI, string on browser. |
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* @return bool|string |
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*/ |
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protected function returnValue() |
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{ |
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return $this->browser ? $this->retVal : true; |
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} |
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/** |
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* Check if date is in good format. |
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* |
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* @param string $date |
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* |
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* @return bool |
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*/ |
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protected function checkDate($date) |
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{ |
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if (! preg_match('/^(\d{2}\/){2}\d{4}$/', $date)) { |
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$this->echoOut('Wrong date format: '.$date); |
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return false; |
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} |
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return true; |
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} |
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/** |
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* Echo message to browser or CLI. |
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* |
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* @param string $message |
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*/ |
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protected function echoOut($message) |
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{ |
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if ($this->browser) { |
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$this->retVal .= $message.'<br />'; |
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} elseif ($this->echoCLI) { |
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echo $message.PHP_EOL; |
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} |
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} |
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/** |
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* Remove unsafe chars from a filename. |
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* |
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* @param string $filename |
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* |
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* @return string |
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*/ |
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protected function safeFilename($filename) |
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{ |
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return trim(preg_replace('/[^\w\s.-]*/i', '', $filename)); |
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} |
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} |
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NNTmux /
newznab-tmux
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