/**
* 显示/下载资源信息
*
* @param MongoGridFSFile $gridFsFile
*/
public function output(\MongoGridFSFile $gridFsFile, $output = true, $download = false)
{
$fileInfo = $gridFsFile->file;
$fileName = $fileInfo['filename'];
if ($output) {
setHeaderExpires();
if (isset($fileInfo['mime'])) {
header('Content-Type: ' . $fileInfo['mime'] . ';');
}
if ($download) {
header('Content-Disposition:attachment;filename="' . $fileName . '"');
} else {
header('Content-Disposition:filename="' . $fileName . '"');
}
$stream = $gridFsFile->getResource();
while (!feof($stream)) {
echo fread($stream, 8192);
}
} else {
return $gridFsFile->getBytes();
}
}
/**
* 提供外部文件下载服务
*/
public function indexAction()
{
$id = $this->params()->fromRoute('id', null);
$download = $this->params()->fromRoute('d', false);
$resize = $this->params()->fromRoute('r', false);
$thumbnail = $this->params()->fromRoute('t', false);
$adpter = $this->params()->fromRoute('a', false);
$width = intval($this->params()->fromRoute('w', 0));
$height = intval($this->params()->fromRoute('h', 0));
$quality = intval($this->params()->fromRoute('q', 100));
if ($id == null) {
header("HTTP/1.1 404 Not Found");
return $this->response;
}
$gridFsFile = $this->_file->getGridFsFileById($id);
if ($gridFsFile instanceof \MongoGridFSFile) {
if (strpos(strtolower($gridFsFile->file['mime']), 'image') !== false) {
// 图片处理
$fileInfo = $gridFsFile->file;
$fileName = $fileInfo['filename'];
$fileMime = $fileInfo['mime'];
$imagick = new \Imagick();
$resource = $gridFsFile->getResource();
$imagick->readImageFile($resource);
if ($adpter) {
$imagick->cropThumbnailImage($width, $height);
} elseif ($thumbnail) {
$imagick->thumbnailImage($width, $height);
} else {
$geo = $imagick->getImageGeometry();
$sizeWidth = $geo['width'];
$sizeHeight = $geo['height'];
if ($width > 0 && $height > 0) {
if ($sizeWidth / $width > $sizeHeight / $height) {
$height = 0;
} else {
$width = 0;
}
$imagick->thumbnailImage($width, $height);
} else {
if ($width > 0 || $height > 0) {
$imagick->thumbnailImage($width, $height);
}
}
}
if ($quality < 100) {
$imagick->setImageCompression(\Imagick::COMPRESSION_JPEG);
$imagick->setImageCompressionQuality($quality);
$fileName .= '.jpg';
$fileMime = 'image/jpg';
}
$imagick->stripImage();
$data = $imagick->getimageblob();
$imagick->destroy();
setHeaderExpires();
if (isset($fileMime)) {
header('Content-Type: ' . $fileMime . ';');
}
if ($download) {
header('Content-Disposition:attachment;filename="' . $fileName . '"');
} else {
header('Content-Disposition:filename="' . $fileName . '"');
}
echo $data;
} else {
$this->_file->output($gridFsFile, true, $download == null ? false : true);
}
return $this->response;
} else {
header("HTTP/1.1 404 Not Found");
return $this->response;
}
}
