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我無法找出如何通過父類調用類的功能,在這種情況下File->saveFile()
的一類方法Article
調用相關的雄辯模型
class Article extends Model {
public $table = 'pl_gen_article';
public function background_image() {
return $this->morphOne('App\Ubercms\File', 'fileable');
}
}
class File extends Model {
public $table = 'ubercms_file';
public function saveFile (UploadedFile $file) {}
}
$articleId = \Route::input('id');
$article = Article::findOrFail($articleId);
$file = $request->file('image');
// ----------------------
// Attempts
// 1.
$article->background_image->saveFile($file)
// 2.
$image = new $article->background_image();
$image->saveFile($file);
如何創建一個File
模型實例來自Article
模型?