feat: import eggs from URLs or URIs whatever

app/Http/Controllers/Admin/Nests/EggShareController.php

@@ -10,7 +10,10 @@
 use Pterodactyl\Services\Eggs\Sharing\EggExporterService;
 use Pterodactyl\Services\Eggs\Sharing\EggImporterService;
 use Pterodactyl\Http\Requests\Admin\Egg\EggImportFormRequest;
+use Pterodactyl\Http\Requests\Admin\Egg\EggImportUrlFormRequest;
 use Pterodactyl\Services\Eggs\Sharing\EggUpdateImporterService;
+use Pterodactyl\Exceptions\Model\InvalidFileUploadException;
+use Exception;
 
 class EggShareController extends Controller
 {
@@ -22,8 +25,7 @@ public function __construct(
         protected EggExporterService $exporterService,
         protected EggImporterService $importerService,
         protected EggUpdateImporterService $updateImporterService,
-    ) {
-    }
+    ) {}
 
     /**
      * @throws \Pterodactyl\Exceptions\Repository\RecordNotFoundException
@@ -56,6 +58,48 @@ public function import(EggImportFormRequest $request): RedirectResponse
         return redirect()->route('admin.nests.egg.view', ['egg' => $egg->id]);
     }
 
+    /**
+     * Import a new service option from a URL.
+     *
+     * @throws \Pterodactyl\Exceptions\Model\DataValidationException
+     * @throws \Pterodactyl\Exceptions\Repository\RecordNotFoundException
+     * @throws \Pterodactyl\Exceptions\Service\Egg\BadJsonFormatException
+     * @throws \Pterodactyl\Exceptions\Service\InvalidFileUploadException
+     */
+    public function importFromUrl(EggImportUrlFormRequest $request): RedirectResponse
+    {
+        try {
+            $allowed_hosts = array_map(function ($item) {
+                return trim($item);
+            }, explode(',', env('ALLOWED_EGG_HOSTS', '')));
+            $parsed_url = parse_url($request->input('import_file_url'));
+
+            if (!is_array($parsed_url) || !isset($parsed_url['host']) || !in_array($parsed_url['host'], $allowed_hosts)) {
+                $this->alert->danger('The Egg import URL is not from an allowed host.')->flash();
+                return redirect()->back();
+            }
+            if (!isset($parsed_url['scheme']) || !in_array($parsed_url['scheme'], ['http', 'https'])) {
+                $this->alert->danger('The Egg import URL scheme is invalid.')->flash();
+                return redirect()->back();
+            }
+
+            $response = @file_get_contents($request->input('import_file_url'));
+
+            if ($response === false) {
+                $this->alert->danger('Fetching the Egg from the URL failed.')->flash();
+                return redirect()->back();
+            }
+
+            $egg = $this->importerService->handleFromString($response, $request->input('import_to_nest'));
+            $this->alert->success(trans('admin/nests.eggs.notices.imported'))->flash();
+
+            return redirect()->route('admin.nests.egg.view', ['egg' => $egg->id]);
+        } catch (\Throwable $e) {
+            $this->alert->danger($e->getMessage());
+            return redirect()->back();
+        }
+    }
+
     /**
      * Update an existing Egg using a new imported file.
      *

app/Http/Requests/Admin/Egg/EggImportUrlFormRequest.php

@@ -0,0 +1,21 @@
+<?php
+
+namespace Pterodactyl\Http\Requests\Admin\Egg;
+
+use Pterodactyl\Http\Requests\Admin\AdminFormRequest;
+
+class EggImportUrlFormRequest extends AdminFormRequest
+{
+    public function rules(): array
+    {
+        $rules = [
+            'import_file_url' => 'bail|required|string|max:300',
+        ];
+
+        if ($this->method() !== 'PUT') {
+            $rules['import_to_nest'] = 'bail|required|integer|exists:nests,id';
+        }
+
+        return $rules;
+    }
+}

app/Services/Eggs/EggParserService.php

@@ -60,7 +60,7 @@ public function fillFromParsed(Egg $model, array $parsed): Egg
      * the "docker_images" field potentially not being present, and not being in the
      * expected "key => value" format.
      */
-    protected function convertToV2(array $parsed): array
+    public function convertToV2(array $parsed): array
     {
         if (Arr::get($parsed, 'meta.version') === Egg::EXPORT_VERSION) {
             return $parsed;

app/Services/Eggs/Sharing/EggImporterService.php

@@ -47,4 +47,41 @@ public function handle(UploadedFile $file, int $nest): Egg
             return $egg;
         });
     }
+
+    /**
+     * Take a JSON string and parse it into a new egg.
+     *
+     * @throws \Pterodactyl\Exceptions\Service\InvalidFileUploadException|\Throwable
+     */
+    public function handleFromString(string $json_string, int $nest): Egg
+    {
+        /** @var array $parsed */
+        $decoded = json_decode($json_string, true, 512, JSON_THROW_ON_ERROR);
+        if (!in_array(Arr::get($decoded, 'meta.version') ?? '', ['PTDL_v1', 'PTDL_v2'])) {
+            throw new InvalidFileUploadException('The JSON file provided is not in a format that can be recognized.');
+        }
+
+        $parsed =  $this->parser->convertToV2($decoded);
+
+        /** @var Nest $nest */
+        $nest = Nest::query()->with('eggs', 'eggs.variables')->findOrFail($nest);
+
+        return $this->connection->transaction(function () use ($nest, $parsed) {
+            $egg = (new Egg())->forceFill([
+                'uuid' => Uuid::uuid4()->toString(),
+                'nest_id' => $nest->id,
+                'author' => Arr::get($parsed, 'author'),
+                'copy_script_from' => null,
+            ]);
+
+            $egg = $this->parser->fillFromParsed($egg, $parsed);
+            $egg->save();
+
+            foreach ($parsed['variables'] ?? [] as $variable) {
+                EggVariable::query()->forceCreate(array_merge($variable, ['egg_id' => $egg->id]));
+            }
+
+            return $egg;
+        });
+    }
 }

resources/views/admin/nests/index.blade.php

@@ -27,6 +27,7 @@
                 <h3 class="box-title">Configured Nests</h3>
                 <div class="box-tools">
                     <a href="#" class="btn btn-sm btn-success" data-toggle="modal" data-target="#importServiceOptionModal" role="button"><i class="fa fa-upload"></i> Import Egg</a>
+                    <a href="#" class="btn btn-sm btn-success" data-toggle="modal" data-target="#importServiceOptionFromUrlModal" role="button"><i class="fa fa-upload"></i> Import Egg from URL</a>
                     <a href="{{ route('admin.nests.new') }}" class="btn btn-primary btn-sm">Create New</a>
                 </div>
             </div>
@@ -90,6 +91,43 @@
         </div>
     </div>
 </div>
+<div class="modal fade" tabindex="-1" role="dialog" id="importServiceOptionFromUrlModal">
+    <div class="modal-dialog" role="document">
+        <div class="modal-content">
+            <div class="modal-header">
+                <button type="button" class="close" data-dismiss="modal" aria-label="Close"><span aria-hidden="true">&times;</span></button>
+                <h4 class="modal-title">Import an Egg</h4>
+            </div>
+            <form action="{{ route('admin.nests.egg.import_url') }}" enctype="multipart/form-data" method="POST">
+                <div class="modal-body">
+                    <div class="form-group">
+                        <label class="control-label" for="pImportFile">Egg URL <span class="field-required"></span></label>
+                        <div>
+                            <input id="pImportFile" type="url" name="import_file_url" class="form-control" accept="application/json" />
+                            <p class="small text-muted">Type the URL of the file for the new egg that you wish to import.</p>
+                        </div>
+                    </div>
+                    <div class="form-group">
+                        <label class="control-label" for="pImportToNest">Associated Nest <span class="field-required"></span></label>
+                        <div>
+                            <select id="pImportToNest" name="import_to_nest">
+                                @foreach($nests as $nest)
+                                   <option value="{{ $nest->id }}">{{ $nest->name }} &lt;{{ $nest->author }}&gt;</option>
+                                @endforeach
+                            </select>
+                            <p class="small text-muted">Select the nest that this egg will be associated with from the dropdown. If you wish to associate it with a new nest you will need to create that nest before continuing.</p>
+                        </div>
+                    </div>
+                </div>
+                <div class="modal-footer">
+                    {{ csrf_field() }}
+                    <button type="button" class="btn btn-default" data-dismiss="modal">Cancel</button>
+                    <button type="submit" class="btn btn-primary">Import</button>
+                </div>
+            </form>
+        </div>
+    </div>
+</div>
 @endsection
 
 @section('footer-scripts')

routes/admin.php

@@ -74,11 +74,11 @@
     Route::get('/', [Admin\Settings\DomainsController::class, 'index'])->name('admin.settings.domains.index');
     Route::get('/create', [Admin\Settings\DomainsController::class, 'create'])->name('admin.settings.domains.create');
     Route::get('/{domain}/edit', [Admin\Settings\DomainsController::class, 'edit'])->name('admin.settings.domains.edit');
-    
+
     Route::post('/', [Admin\Settings\DomainsController::class, 'store'])->name('admin.settings.domains.store');
     Route::patch('/{domain}', [Admin\Settings\DomainsController::class, 'update'])->name('admin.settings.domains.update');
     Route::delete('/{domain}', [Admin\Settings\DomainsController::class, 'destroy'])->name('admin.settings.domains.destroy');
-    
+
     Route::post('/test-connection', [Admin\Settings\DomainsController::class, 'testConnection'])->name('admin.settings.domains.test-connection');
     Route::get('/provider-schema/{provider}', [Admin\Settings\DomainsController::class, 'getProviderSchema'])->name('admin.settings.domains.provider-schema');
   });
@@ -227,6 +227,7 @@
 
   Route::post('/new', [Admin\Nests\NestController::class, 'store']);
   Route::post('/import', [Admin\Nests\EggShareController::class, 'import'])->name('admin.nests.egg.import');
+  Route::post('/importFromUrl', [Admin\Nests\EggShareController::class, 'importFromUrl'])->name('admin.nests.egg.import_url');
   Route::post('/egg/new', [Admin\Nests\EggController::class, 'store']);
   Route::post('/egg/{egg:id}/variables', [Admin\Nests\EggVariableController::class, 'store']);