function GDToolkit::save

Overrides ImageToolkitInterface::save

File

core/modules/system/src/Plugin/ImageToolkit/GDToolkit.php, line 239

Class

GDToolkit

Defines the GD2 toolkit for image manipulation within Drupal.

Namespace

Code

public function save($destination) {
    $scheme = StreamWrapperManager::getScheme($destination);
    // Work around lack of stream wrapper support in imagejpeg() and imagepng().
    if ($scheme && $this->streamWrapperManager
        ->isValidScheme($scheme)) {
        // If destination is not local, save image to temporary local file.
        $local_wrappers = $this->streamWrapperManager
            ->getWrappers(StreamWrapperInterface::LOCAL);
        if (!isset($local_wrappers[$scheme])) {
            $permanent_destination = $destination;
            $destination = $this->fileSystem
                ->tempnam('temporary://', 'gd_');
        }
        // Convert stream wrapper URI to normal path.
        $destination = $this->fileSystem
            ->realpath($destination);
    }
    $function = 'image' . image_type_to_extension($this->getType(), FALSE);
    if (!function_exists($function)) {
        return FALSE;
    }
    if ($this->getType() == IMAGETYPE_JPEG) {
        $success = $function($this->getResource(), $destination, $this->configFactory
            ->get('system.image.gd')
            ->get('jpeg_quality'));
    }
    else {
        // Image types that support alpha need to be saved accordingly.
        if (in_array($this->getType(), [
            IMAGETYPE_PNG,
            IMAGETYPE_WEBP,
        ], TRUE)) {
            imagealphablending($this->getResource(), FALSE);
            imagesavealpha($this->getResource(), TRUE);
        }
        $success = $function($this->getResource(), $destination);
    }
    // Move temporary local file to remote destination.
    if (isset($permanent_destination) && $success) {
        try {
            $this->fileSystem
                ->move($destination, $permanent_destination, FileSystemInterface::EXISTS_REPLACE);
            return TRUE;
        } catch (FileException $e) {
            return FALSE;
        }
    }
    return $success;
}