Ejemplo n.º 1
0
 /**
  * Returns incremental process output (even if empty string) or false if the process has finished
  * successfully and all output was already returned.
  *
  * @throws Symfony_Process_Exception_ProcessFailedException If the process did not exit successfully.
  *
  * @internal
  *
  * @return string|false
  */
 public function getIncrementalOutput()
 {
     if (!$this->ran) {
         $this->ran = true;
         try {
             $this->process->start();
         } catch (Symfony_Process_Exception_ExceptionInterface $e) {
             throw new Symfony_Process_Exception_ProcessFailedException($this->process);
         }
     }
     if ($this->process->isRunning()) {
         $output = $this->process->getIncrementalOutput();
         $this->process->clearOutput();
         if (strlen($output) < Symfony_Process_Pipes_PipesInterface::CHUNK_SIZE) {
             // Don't hog the processor while waiting for incremental process output.
             usleep(100000);
         }
         // The stream will be read again because we're returning a string.
         return (string) $output;
     } else {
         if (!$this->process->isSuccessful()) {
             throw new Symfony_Process_Exception_ProcessFailedException($this->process);
         }
         $output = $this->process->getIncrementalOutput();
         $this->process->clearOutput();
         // The process has finished and is successful. This part will probably get run twice,
         // first time we'll return final output, second time we'll return 'false' and break the loop.
         return strlen($output) ? $output : false;
     }
 }
Ejemplo n.º 2
0
 /**
  * {@inheritdoc}
  */
 public function start($callback = null)
 {
     if (null === $this->getCommandLine()) {
         throw new Symfony_Process_Exception_RuntimeException('Unable to find the PHP executable.');
     }
     parent::start($callback);
 }
Ejemplo n.º 3
0
 private function backupRootFiles($compressionLevel, $backupFile, $exclude)
 {
     $zip = mwp_container()->getExecutableFinder()->find('zip', 'zip');
     $arguments = array($zip, '-q', '-j', '-' . $compressionLevel, $backupFile);
     $fileExclusions = array('../', 'error_log');
     foreach ($exclude as $exclusion) {
         if (is_file(ABSPATH . $exclusion)) {
             $fileExclusions[] = $exclusion;
         }
     }
     $parentWpConfig = '';
     if (!file_exists(ABSPATH . 'wp-config.php') && file_exists(dirname(ABSPATH) . '/wp-config.php') && !file_exists(dirname(ABSPATH) . '/wp-settings.php')) {
         $parentWpConfig = '../wp-config.php';
     }
     $command = implode(' ', array_map(array('Symfony_Process_ProcessUtils', 'escapeArgument'), $arguments)) . " .* ./* {$parentWpConfig}";
     if ($fileExclusions) {
         $command .= ' ' . implode(' ', array_map(array('Symfony_Process_ProcessUtils', 'escapeArgument'), array_merge(array('-x'), $fileExclusions)));
     }
     try {
         if (!mwp_is_shell_available()) {
             throw new MMB_Exception("Shell is not available");
         }
         $process = new Symfony_Process_Process($command, untrailingslashit(ABSPATH), null, null, 3600);
         mwp_logger()->debug('Root files compression process started', array('executable_location' => $zip, 'command_line' => $process->getCommandLine()));
         $process->start();
         while ($process->isRunning()) {
             sleep(1);
             echo " ";
             flush();
             mwp_logger()->debug('Compressing...');
         }
         if ($process->isSuccessful()) {
             mwp_logger()->info('Root files compression process finished');
         } elseif ($process->getExitCode() === 18) {
             mwp_logger()->notice('Root files compression process finished with warnings; some files could not be read', array('process' => $process));
         } else {
             throw new Symfony_Process_Exception_ProcessFailedException($process);
         }
     } catch (Symfony_Process_Exception_ProcessFailedException $e) {
         mwp_logger()->error('Root files compression process failed', array('process' => $e->getProcess()));
         throw $e;
     } catch (Exception $e) {
         mwp_logger()->error('Error while trying to execute root files compression process', array('exception' => $e));
         throw $e;
     }
 }