Viewing file:  OptimizerChain.php (2.68 KB) -rw-r--r--
Select action/file-type:
 (+) |  (+) |  (+) | Code (+) | Session (+) |  (+) | SDB (+) |  (+) |  (+) |  (+) |  (+) |  (+) |
<?php
namespace Spatie\ImageOptimizer;
use Psr\Log\LoggerInterface;
use Symfony\Component\Process\Process;
class OptimizerChain
{
/* @var \Spatie\ImageOptimizer\Optimizer[] */
protected $optimizers = [];
/** @var \Psr\Log\LoggerInterface */
protected $logger;
/** @var int */
protected $timeout = 60;
public function __construct()
{
$this->useLogger(new DummyLogger());
}
public function getOptimizers(): array
{
return $this->optimizers;
}
public function addOptimizer(Optimizer $optimizer)
{
$this->optimizers[] = $optimizer;
return $this;
}
public function setOptimizers(array $optimizers)
{
$this->optimizers = [];
foreach ($optimizers as $optimizer) {
$this->addOptimizer($optimizer);
}
return $this;
}
/*
* Set the amount of seconds each separate optimizer may use.
*/
public function setTimeout(int $timeoutInSeconds)
{
$this->timeout = $timeoutInSeconds;
return $this;
}
public function useLogger(LoggerInterface $log)
{
$this->logger = $log;
return $this;
}
public function optimize(string $pathToImage, string $pathToOutput = null)
{
if ($pathToOutput) {
copy($pathToImage, $pathToOutput);
$pathToImage = $pathToOutput;
}
$image = new Image($pathToImage);
$this->logger->info("Start optimizing {$pathToImage}");
foreach ($this->optimizers as $optimizer) {
$this->applyOptimizer($optimizer, $image);
}
}
protected function applyOptimizer(Optimizer $optimizer, Image $image)
{
if (! $optimizer->canHandle($image)) {
return;
}
$optimizerClass = get_class($optimizer);
$this->logger->info("Using optimizer: `{$optimizerClass}`");
$optimizer->setImagePath($image->path());
$command = $optimizer->getCommand();
$this->logger->info("Executing `{$command}`");
$process = Process::fromShellCommandline($command);
$process
->setTimeout($this->timeout)
->run();
if (
($tmpPath = $optimizer->getTmpPath()) &&
file_exists($tmpPath)
) {
unlink($tmpPath);
}
$this->logResult($process);
}
protected function logResult(Process $process)
{
if (! $process->isSuccessful()) {
$this->logger->error("Process errored with `{$process->getErrorOutput()}`");
return;
}
$this->logger->info("Process successfully ended with output `{$process->getOutput()}`");
}
}
|