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✨ 缩略图增加缓存机制

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This commit is contained in:
Wisp X
2022-01-17 13:26:05 +08:00
parent c919c556ca
commit 84a4698e97
2 changed files with 32 additions and 10 deletions
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26
app/Http/Controllers/User/ImageController.php
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@@ -12,6 +12,7 @@ use Illuminate\Database\Eloquent\Builder;
use Illuminate\Http\Request;
use Illuminate\Http\Response;
use Illuminate\Support\Facades\Auth;
use Illuminate\Support\Facades\Cache;
use Illuminate\Support\Facades\DB;
use Illuminate\View\View;
use League\Flysystem\FilesystemException;
@@ -105,23 +106,34 @@ class ImageController extends Controller
}, headers: ['Content-type' => $image->mimetype]);
}
public function thumbnail(Request $request)
public function thumbnail(Request $request): StreamedResponse
{
/** @var Image $image */
$image = Image::query()
->where('key', $request->route('key'))
->where('extension', $request->route('extension'))
->firstOr(fn() => abort(404));
try {
$stream = $image->filesystem()->readStream($image->pathname);
$cacheKey = "image_thumb_{$image->key}";
if (Cache::has($cacheKey)) {
$contents = Cache::get($cacheKey);
} else {
$stream = $image->filesystem()->readStream($image->pathname);
$img = \Intervention\Image\Facades\Image::make($stream);
$width = (int)($image->width / 2);
$height = (int)($image->height / 2);
$contents = $img->fit($width, $height, fn($constraint) => $constraint->upsize())->encode();
Cache::rememberForever($cacheKey, fn () => (string)$contents);
}
} catch (FilesystemException $e) {
abort(404);
}
$img = \Intervention\Image\Facades\Image::make($stream);
$width = $image->width;
$height = $image->height;
$img->fit((int)($width / 2), (int)($height / 2), fn($constraint) => $constraint->upsize());
return $img->response();
return \response()->stream(function () use ($contents) {
echo $contents;
}, headers: ['Content-type' => $image->mimetype]);
}
public function permission(Request $request): Response

16
resources/views/components/upload.blade.php
View File

@@ -4,10 +4,11 @@
<div class="mb-4 p-4 bg-white rounded-md">
<h1 class="tracking-wider text-2xl text-gray-700 mb-2" style="text-shadow: -4px 4px 0 rgb(0 0 0 / 10%);">Image Upload</h1>
<p class="text-gray-500 text-sm">
最大可上传 1.00 MB 的图片，上传队列最多
@if(Auth::check() && Auth::user()->group)
最大可上传 {{ \App\Utils::formatSize(Auth::user()->group->configs->get(\App\Enums\GroupConfigKey::MaximumFileSize) * 1024) }} 的图片，上传队列最多
{{ Auth::user()->group->configs->get(\App\Enums\GroupConfigKey::ConcurrentUploadNum) }}
@else
最大可上传 {{ \App\Utils::formatSize(\App\Models\Group::getDefaultConfigs()->get(\App\Enums\GroupConfigKey::MaximumFileSize) * 1024) }} 的图片，上传队列最多
{{ \App\Models\Group::getDefaultConfigs()->get(\App\Enums\GroupConfigKey::ConcurrentUploadNum) }}
@endif
张。本站已托管 {{ \App\Models\Image::query()->count() }} 张图片。
@@ -74,6 +75,15 @@
<script src="{{ asset('js/clipboard/clipboard.min.js') }}"></script>
@endpush
@push('scripts')
@if(Auth::check() && Auth::user()->group)
<script>
let maxSize = {{ Auth::user()->group->configs->get(\App\Enums\GroupConfigKey::MaximumFileSize) * 1024 }}
</script>
@else
<script>
let maxSize = {{ \App\Models\Group::getDefaultConfigs()->get(\App\Enums\GroupConfigKey::MaximumFileSize) * 1024 }}
</script>
@endif
<script>
(new ClipboardJS('#copy-all', {
text: function(trigger) {
@@ -154,8 +164,8 @@
toastr.warning(`不支持的文件格式 ${file.name}`);
return false;
}
if (file.size > 5242880) {
toastr.warning(`文件 ${file.name} 超出大小限制(最大5MB)`);
if (file.size > maxSize) {
toastr.warning(`文件 ${file.name} 超出大小限制`);
return false;
}
let guid = utils.guid();