Wisp X
127 lines
4.7 KiB
PHP
127 lines
4.7 KiB
PHP
<?php
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namespace App\Http\Controllers;
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use App\Enums\GroupConfigKey;
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use App\Exceptions\UploadException;
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use App\Http\Api;
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use App\Models\Image;
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use App\Models\User;
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use App\Services\ImageService;
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use Illuminate\Foundation\Auth\Access\AuthorizesRequests;
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use Illuminate\Foundation\Bus\DispatchesJobs;
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use Illuminate\Foundation\Validation\ValidatesRequests;
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use Illuminate\Http\Request;
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use Illuminate\Http\Response;
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use Illuminate\Routing\Controller as BaseController;
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use Illuminate\Support\Facades\Auth;
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use Illuminate\Support\Facades\Cache;
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use Illuminate\Support\Facades\Log;
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use League\Flysystem\FilesystemException;
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use Symfony\Component\HttpFoundation\StreamedResponse;
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class Controller extends BaseController
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{
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use AuthorizesRequests, DispatchesJobs, ValidatesRequests, Api;
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public function upload(Request $request, ImageService $service): Response
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{
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try {
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/** @var User $user */
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$user = Auth::user();
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$image = $service->store($request, $user);
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} catch (UploadException $e) {
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return $this->error($e->getMessage());
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} catch (\Throwable $e) {
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Log::error("Web 上传文件时发生异常，", ['message' => $e->getMessage(), 'trace' => $e->getTraceAsString()]);
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if (config('app.debug')) {
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return $this->error($e->getMessage());
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}
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return $this->error('服务异常，请稍后再试');
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}
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return $this->success('上传成功', $image->setAppends(['pathname', 'links'])->only(
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'id', 'pathname', 'origin_name', 'size', 'mimetype', 'md5', 'sha1', 'links'
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));
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}
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public function output(Request $request, ImageService $service): StreamedResponse
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{
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/** @var Image $image */
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$image = Image::query()
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->with('group')
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->where('key', $request->route('key'))
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->where('extension', $request->route('extension'))
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->firstOr(fn() => abort(404));
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if (! $image->group->configs->get(GroupConfigKey::IsEnableOriginalProtection)) {
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abort(404);
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}
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try {
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$cacheKey = "image_{$image->key}";
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if (Cache::has($cacheKey)) {
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$contents = Cache::get($cacheKey);
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} else {
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$contents = $image->filesystem()->read($image->pathname);
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// 是否启用了水印功能，跳过gif图片
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if ($image->group->configs->get(GroupConfigKey::IsEnableWatermark) && $image->mimetype !== 'image/gif') {
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$configs = $image->group->configs->get(GroupConfigKey::WatermarkConfigs);
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$contents = (string)$service->stickWatermark($contents, collect($configs))->encode();
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}
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$cacheTtl = (int)$image->group->configs->get(GroupConfigKey::ImageCacheTtl, 0);
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// 是否启用了缓存
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if ($cacheTtl) {
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Cache::remember($cacheKey, $cacheTtl, fn () => $contents);
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} else {
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if (Cache::has($cacheKey)) Cache::forget($cacheKey);
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}
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}
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} catch (FilesystemException $e) {
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abort(404);
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}
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return \response()->stream(function () use ($contents) {
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echo $contents;
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}, headers: ['Content-type' => $image->mimetype]);
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}
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public function thumbnail(Request $request): StreamedResponse
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{
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/** @var Image $image */
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$image = Image::query()
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->where('key', $request->route('key'))
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->where('extension', $request->route('extension'))
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->firstOr(fn() => abort(404));
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try {
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$cacheKey = "image_thumb_{$image->key}";
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if (Cache::has($cacheKey)) {
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$contents = Cache::get($cacheKey);
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} else {
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$stream = $image->filesystem()->readStream($image->pathname);
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$img = \Intervention\Image\Facades\Image::make($stream);
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$width = $w = $image->width;
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$height = $h = $image->height;
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$max = 400; // 最大宽高
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if ($w > $max && $h > $max) {
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$scale = min($max / $w, $max / $h);
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$width = (int)($w * $scale);
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$height = (int)($h * $scale);
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}
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$contents = $img->fit($width, $height, fn($constraint) => $constraint->upsize())->encode();
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Cache::rememberForever($cacheKey, fn () => (string)$contents);
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}
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} catch (FilesystemException $e) {
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abort(404);
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}
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return \response()->stream(function () use ($contents) {
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echo $contents;
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}, headers: ['Content-type' => $image->mimetype]);
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}
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}
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