/**
* Render image directly
*
* @param string $request_path The `Request::path()`
* @return string The path, relative to the storage disk, to the crop
*/
public function render($request_path)
{
// Get crop path relative to it's dir
$crop_path = $this->url->relativePath($request_path);
// If the crops_dir is a remote disk and if the crop has already been
// created. If it has, just return that path.
if ($this->storage->cropsAreRemote() && $this->storage->cropExists($crop_path)) {
return $crop_path;
}
// Parse the path. In the case there is an error (the pattern on the route
// SHOULD have caught all errors with the pattern) just return
if (!($params = $this->url->parse($request_path))) {
return;
}
list($path, $width, $height, $options) = $params;
// Check if there are too many crops already
if ($this->storage->tooManyCrops($path)) {
throw new Exception('Croppa: Max crops');
}
// Increase memory limit, cause some images require a lot to resize
if ($this->config['memory_limit'] !== null) {
ini_set('memory_limit', $this->config['memory_limit']);
}
// Build a new image using fetched image data
$image = new Image($this->storage->readSrc($path), $this->url->phpThumbConfig($options));
// Process the image and write its data to disk
$this->storage->writeCrop($crop_path, $image->process($width, $height, $options)->get());
// Return the paht to the crop, relative to the storage disk
return $crop_path;
}
/**
* Handles a Croppa style route
*
* @param string $request The `Request::path()`
* @throws Exception
* @return Symfony\Component\HttpFoundation\StreamedResponse
*/
public function handle($request)
{
// Validate the signing token
if (($token = $this->url->signingToken($request)) && $token != $this->request->input('token')) {
throw new NotFoundHttpException('Token missmatch');
}
// Get crop path relative to it's dir
$crop_path = $this->url->relativePath($request);
// If the crops_dir is a remote disk, check if the path exists on it and redirect
if (($remote_crops = $this->storage->cropsAreRemote()) && $this->storage->cropExists($crop_path)) {
return new RedirectResponse($this->url->pathToUrl($crop_path), 301);
}
// Parse the path. In the case there is an error (the pattern on the route
// SHOULD have caught all errors with the pattern) just return
if (!($params = $this->url->parse($request))) {
return;
}
list($path, $width, $height, $options) = $params;
// Check if there are too many crops already
if ($this->storage->tooManyCrops($path)) {
throw new Exception('Croppa: Max crops');
}
// Increase memory limit, cause some images require a lot to resize
if ($this->config['memory_limit'] !== null) {
ini_set('memory_limit', $this->config['memory_limit']);
}
// Build a new image using fetched image data
$image = new Image($this->storage->readSrc($path), $this->url->phpThumbConfig($options));
// Process the image and write its data to disk
$this->storage->writeCrop($crop_path, $image->process($width, $height, $options)->get());
// Redirect to remote crops ...
if ($remote_crops) {
return new RedirectResponse($this->url->pathToUrl($crop_path), 301);
// ... or echo the image data to the browser
} else {
$absolute_path = $this->storage->getLocalCropsDirPath() . '/' . $crop_path;
return new BinaryFileResponse($absolute_path, 200, ['Content-Type' => $this->getContentType($path)]);
}
}
/**
* Pass through URL requests to URL->generate().
*
* @param string $url URL of an image that should be cropped
* @param integer $width Target width
* @param integer $height Target height
* @param array $options Additional Croppa options, passed as key/value pairs. Like array('resize')
* @return string The new path to your thumbnail
* @see Bkwld\Croppa\URL::generate()
*/
public function url($url, $width = null, $height = null, $options = null)
{
return $this->url->generate($url, $width, $height, $options);
}