<?php namespace App\Util\Media; use App\Media; use Image as Intervention; use Cache, Log, Storage; class Image { public $square; public $landscape; public $portrait; public $thumbnail; public $orientation; public $acceptedMimes = [ 'image/png', 'image/jpeg', 'image/webp' ]; public function __construct() { ini_set('memory_limit', config('pixelfed.memory_limit', '1024M')); $this->square = $this->orientations()['square']; $this->landscape = $this->orientations()['landscape']; $this->portrait = $this->orientations()['portrait']; $this->thumbnail = [ 'width' => 640, 'height' => 640, ]; $this->orientation = null; } public function orientations() { return [ 'square' => [ 'width' => 1080, 'height' => 1080, ], 'landscape' => [ 'width' => 1920, 'height' => 1080, ], 'portrait' => [ 'width' => 1080, 'height' => 1350, ], ]; } public function getAspectRatio($mediaPath, $thumbnail = false) { if (!is_file($mediaPath)) { throw new \Exception('Invalid Media Path'); } if ($thumbnail) { return [ 'dimensions' => $this->thumbnail, 'orientation' => 'thumbnail', ]; } list($width, $height) = getimagesize($mediaPath); $aspect = $width / $height; $orientation = $aspect === 1 ? 'square' : ($aspect > 1 ? 'landscape' : 'portrait'); $this->orientation = $orientation; return [ 'dimensions' => $this->orientations()[$orientation], 'orientation' => $orientation, 'width_original' => $width, 'height_original' => $height, ]; } public function resizeImage(Media $media) { $basePath = storage_path('app/'.$media->media_path); $this->handleResizeImage($media); } public function resizeThumbnail(Media $media) { $basePath = storage_path('app/'.$media->media_path); $this->handleThumbnailImage($media); } public function handleResizeImage(Media $media) { $this->handleImageTransform($media, false); } public function handleThumbnailImage(Media $media) { $this->handleImageTransform($media, true); } public function handleImageTransform(Media $media, $thumbnail = false) { $path = $media->media_path; $file = storage_path('app/'.$path); if (!in_array($media->mime, $this->acceptedMimes)) { return; } $ratio = $this->getAspectRatio($file, $thumbnail); $aspect = $ratio['dimensions']; $orientation = $ratio['orientation']; try { $img = Intervention::make($file); $metadata = $img->exif(); $img->orientate(); if($thumbnail) { $img->resize($aspect['width'], $aspect['height'], function ($constraint) { $constraint->aspectRatio(); }); } else { if(config('media.exif.database', false) == true && $metadata) { $meta = []; $keys = [ "COMPUTED", "FileName", "FileSize", "FileType", "Make", "Model", "MimeType", "ColorSpace", "ExifVersion", "Orientation", "UserComment", "XResolution", "YResolution", "FileDateTime", "SectionsFound", "ExifImageWidth", "ResolutionUnit", "ExifImageLength", "FlashPixVersion", "Exif_IFD_Pointer", "YCbCrPositioning", "ComponentsConfiguration", "ExposureTime", "FNumber", "ISOSpeedRatings", "ShutterSpeedValue" ]; foreach ($metadata as $k => $v) { if(in_array($k, $keys)) { $meta[$k] = $v; } } $media->metadata = json_encode($meta); } if ( ($ratio['width_original'] > $aspect['width']) || ($ratio['height_original'] > $aspect['height']) ) { $img->resize($aspect['width'], $aspect['height'], function ($constraint) { $constraint->aspectRatio(); }); } } $converted = $this->setBaseName($path, $thumbnail, $img->extension); $newPath = storage_path('app/'.$converted['path']); $quality = config_cache('pixelfed.image_quality'); $img->save($newPath, $quality); if ($thumbnail == true) { $media->thumbnail_path = $converted['path']; $media->thumbnail_url = url(Storage::url($converted['path'])); } else { $media->width = $img->width(); $media->height = $img->height(); $media->orientation = $orientation; $media->media_path = $converted['path']; $media->mime = $img->mime; } $img->destroy(); $media->save(); if($thumbnail) { $this->generateBlurhash($media); } Cache::forget('status:transformer:media:attachments:'.$media->status_id); Cache::forget('status:thumb:'.$media->status_id); } catch (Exception $e) { $media->processed_at = now(); $media->save(); Log::info('MediaResizeException: Could not process media id: ' . $media->id); } } public function setBaseName($basePath, $thumbnail, $extension) { $png = false; $path = explode('.', $basePath); $name = ($thumbnail == true) ? $path[0].'_thumb' : $path[0]; $ext = last($path); $basePath = "{$name}.{$ext}"; return ['path' => $basePath, 'png' => $png]; } protected function generateBlurhash($media) { $blurhash = Blurhash::generate($media); if($blurhash) { $media->blurhash = $blurhash; $media->save(); } } }