Esempio n. 1
0
 public function imageAction(Request $request, $path, $_format)
 {
     $image = new Image($this->gitiki['wiki_path'], $path . '.' . $_format);
     if (false === $image->isFile() || false === $image->isReadable()) {
         $this->gitiki->abort(404, sprintf('The image "%s" was not found.', $image->getRelativePath()));
     }
     if ($request->query->has('details')) {
         return $this->gitiki['twig']->render('image.html.twig', ['page' => $image]);
     }
     $response = $this->gitiki->sendFile($image)->setMaxAge(0);
     if (!$response->isNotModified($request) && null !== ($size = $request->query->get('size'))) {
         try {
             $response->setFile($this->gitiki['image']->resize($image, $size), null, false, false)->deleteFileAfterSend(true);
         } catch (InvalidSizeException $e) {
         }
     }
     return $response;
 }
Esempio n. 2
0
 protected function doResize(Image $image, array $size)
 {
     list($srcW, $srcH) = $image->getImageSize();
     $srcX = $srcY = 0;
     $crop = true;
     if (INF === $size['width'] && INF !== $size['height']) {
         // compute width size
         $size['width'] = $this->getSizeRatio($srcH, $size['height'], $srcW);
         $crop = false;
     } elseif (INF === $size['height'] && INF !== $size['width']) {
         // compute height size
         $size['height'] = $this->getSizeRatio($srcW, $size['width'], $srcH);
         $crop = false;
     } elseif (INF !== $size['width'] && INF !== $size['height']) {
         $srcRatio = $srcW / $srcH;
         $destRation = $size['width'] / $size['height'];
         if ($srcRatio === $destRation) {
             $crop = false;
         }
     }
     if ($crop) {
         // crop and resize
         $ratioW = $size['width'] * 100 / $srcW;
         $ratioH = $size['height'] * 100 / $srcH;
         if ($ratioW > $ratioH) {
             $oldSrcH = $srcH;
             $srcH = $this->getSizeRatio($size['width'], $srcW, $size['height']);
             $srcY = ($oldSrcH - $srcH) / 2;
         } else {
             $oldSrcW = $srcW;
             $srcW = $this->getSizeRatio($size['height'], $srcH, $size['width']);
             $srcX = ($oldSrcW - $srcW) / 2;
         }
     }
     $resized = imagecreatetruecolor($size['width'], $size['height']);
     imagecopyresampled($resized, $this->loadImage($image), 0, 0, $srcX, $srcY, isset($destW) ? $destW : $size['width'], isset($destH) ? $destH : $size['height'], $srcW, $srcH);
     $temp = new \SplFileInfo(tempnam(sys_get_temp_dir(), 'gitiki'));
     $this->saveImage($image, $temp, $resized);
     return $temp;
 }