/**
* Executes the wget command
*
* @return string
*/
public function execute()
{
$command = $this->buildCommand();
TimeTracker::start($command);
$this->logger->debug('Executing WGet command ' . $command, __CLASS__);
exec($command, $outputLines, $returnVar);
$this->logger->debug('Called WGet command returned status ' . $returnVar, __CLASS__, array('time' => TimeTracker::stop($command)));
return implode('\\n', $outputLines);
}
/**
* Open a process with popen and process each line by logging and
* collecting its output.
*
* @param string $command
* @param string $logPrefix
* @return array The exit code of the command and the returned output
*/
protected function executeProcess($command, $logPrefix = '')
{
$returnedOutput = '';
$fp = popen($this->prepareCommand($command), 'r');
while (($line = fgets($fp)) !== false) {
$this->logger->debug($logPrefix . rtrim($line), __CLASS__);
$returnedOutput .= $line;
}
$exitCode = pclose($fp);
return array($exitCode, $returnedOutput);
}
/**
* @return string
*/
protected function executeCommandLineOnShell()
{
$this->logger->debug(sprintf("Running command %s", $this->commandLine), __CLASS__);
$this->shellCommandService->setRedirectStandardErrorToStandardOut(true);
return $this->shellCommandService->execute($this->commandLine);
}
