private static function _cropImage()
{
$out = new stdClass();
$out->success = false;
$out->message = 'Unable to crop image';
$imageFile = Lib\Url::Post('imageFile');
$x = Lib\Url::Post('x', true);
$y = Lib\Url::Post('y', true);
$width = Lib\Url::Post('width', true);
$height = Lib\Url::Post('height', true);
if ($imageFile && null !== $x && null !== $y && null !== $width && null !== $height) {
$imageFile = $imageFile[0] === '/' ? '.' . $imageFile : $imageFile;
$image = Lib\ImageLoader::loadImage($imageFile);
if ($image) {
$image = self::_sizeUp($image->image);
$croppedImage = imagecreatetruecolor(BRACKET_IMAGE_SIZE, BRACKET_IMAGE_SIZE);
imagecopyresampled($croppedImage, $image, 0, 0, $x, $y, BRACKET_IMAGE_SIZE, BRACKET_IMAGE_SIZE, $width, $height);
$fileName = '/cache/' . md5($imageFile) . '.jpg';
imagejpeg($croppedImage, '.' . $fileName);
imagedestroy($image);
imagedestroy($croppedImage);
$out->success = true;
$out->fileName = $fileName;
}
} else {
$out->message = 'Parameters missing';
}
Lib\Display::renderJson($out);
}
private static function _verifyImage($url)
{
$image = Lib\ImageLoader::loadImage($url);
$retVal = $image && imagesx($image->image) === BRACKET_IMAGE_SIZE && imagesy($image->image) === BRACKET_IMAGE_SIZE;
imagedestroy($image->image);
return $retVal;
}