php - 在 Laravel 8 中创建带有门面的自定义包

Question

我正在尝试开发一个通过 Composer 在本地安装的新 Laravel 包。

这些是我的步骤:

• 我使用 composer create-project laravel/laravel my-application 安装了一个新的 Laravel 应用程序

• 我在根目录中创建了一个新目录，内容如下:

  packages/randolf/custom-package/composer.json

  {
      "name": "randolf/custom-package",
      "description": "My new Custom Package",
      "type": "library",
      "license": "MIT",
      "require": {},
      "autoload": {
          "psr-4": {
              "Randolf\\CustomPackage\\" : "src/"
          }
      },
      "extra": {
          "laravel": {
              "providers": [
                  "Randolf\\CustomPackage\\CustomPackageServiceProvider"
              ],
              "aliases": {
                  "CustomPackage": "Randolf\\CustomPackage\\Facades"
              }
          }
      }
  }
  

  packages/randolf/custom-package/src/CustomPackage.php

  <?php
  
  namespace Randolf\CustomPackage;
  
  class CustomPackage
  {
      public function sayHi()
      {
          return "Hi from class!";
      }
  }
  

  packages/randolf/custom-package/src/CustomPackageServiceProvider.php

  <?php
  
  namespace Randolf\CustomPackage;
  
  use Illuminate\Support\ServiceProvider;
  
  class CustomPackageServiceProvider extends ServiceProvider
  {
      public function boot()
      {
  
      }
  
      public function register()
      {
          $this->app->bind('custom-package', function()
          {
              return new CustomPackage();
          });
      }
  }
  

  packages/randolf/custom-package/src/Facades/CustomPackageFacade.php

  <?php
  
  namespace Randolf\CustomPackage\Facades;
  
  use Illuminate\Support\Facades\Facade;
  
  class CustomPackageFacade extends Facade
  {
  
      /**
      * Get the registered name of the component.
      *
      * @return string
      */
      protected static function getFacadeAccessor() { return 'custom-package'; }
  }
  

• 我使用 composer 在 Laravel 中添加我的包，添加 repositories 键: /composer.json

  "repositories": {
      "randolf/custom-package": {
          "type": "path",
          "url": "packages/randolf/custom-package",
          "options": {
              "symlink": true
          }
      }
  },
  "require": {
      ...
      "randolf/custom-package": "@dev"
  },
  

• 我运行 composer update 并且安装、包发现和转储自动加载工作正常:

  Loading composer repositories with package information
  Updating dependencies
  Lock file operations: 1 install, 0 updates, 0 removals
  - Locking randolf/custom-package (dev-master)
  Writing lock file
  Installing dependencies from lock file (including require-dev)
  Package operations: 1 install, 0 updates, 0 removals
  - Installing randolf/custom-package (dev-master): Junctioning from packages/randolf/custom-package
  Generating optimized autoload files
  > Illuminate\Foundation\ComposerScripts::postAutoloadDump
  > @php artisan package:discover --ansi
  Discovered Package: facade/ignition
  Discovered Package: fideloper/proxy
  Discovered Package: fruitcake/laravel-cors
  Discovered Package: laravel/sail
  Discovered Package: laravel/tinker
  Discovered Package: nesbot/carbon
  Discovered Package: nunomaduro/collision
  Discovered Package: randolf/custom-package
  Package manifest generated successfully.
  73 packages you are using are looking for funding.
  Use the `composer fund` command to find out more!
  

• 我在 routes/web.php 中创建一个路由来测试外观:

  Route::get('/test-facade', function () {
      echo CustomPackage::sayHi();
  });
  

结果:

Answer 1

调整 composer.json 中的别名指向 Facade 而不是它的命名空间:

"CustomPackage": "Randolf\\CustomPackage\\Facades\\CustomPackageFacade"