在多语言应用程序中,我的应用程序中有这些具有多态关系的模型:
- 邮政
- 类别
- 标签
- 翻译
它们之间的这些关系:
Post ->taggable,categorizable,translatable
Category ->Translatable
Tag ->Translatable
这是我使用的迁移:
//categories
$table->bigIncrements('id');
$table->string('icon')->nullable();
$table->integer('parent_id')->unsigned()->nullable();
$table->timestamps();
//categorizables
$table->integer('category_id');
$table->integer('categorizable_id');
$table->string('categorizable_type');
$table->primary(['category_id', 'categorizable_id', 'categorizable_type'],'categorizables');
//tags
$table->bigIncrements('id');
$table->timestamps();
//taggables
$table->integer('tag_id');
$table->integer('taggable_id');
$table->string('taggable_type');
$table->primary(['tag_id', 'taggable_id', 'taggable_type'],'taggables');
//translates
$table->bigIncrements('id');
$table->string('lang',10);
$table->string('title',150)->nullable();
$table->string('name',50)->nullable();
$table->string('description')->nullable();
$table->text('content')->nullable();
$table->timestamps();
//translatables
$table->integer('translate_id');
$table->integer('translatable_id');
$table->string('translatable_type');
$table->primary(['translate_id', 'translatable_id', 'translatable_type'],'translatables');
我有这样的特征来定义关系:
trait Translatable{
public function translates(){
return $this->morphToMany(Translate::class,'translatable','translatables','translatable_id','translate_id');
}
}
我试图通过翻译获取所有类别并将它们传递给视图:
$categories = Category::with('translates')->get();
return view('categories.index', compact('categories'));
鉴于基于当前语言环境,我想获得类别名称的翻译,但我不知道如何?如果您能帮我解决这个问题,我将不胜感激。
在类别模型中,我尝试编写这样的函数来获取当前翻译:
public function currentTranslte()
{
$locale=app()->getLocale();
return $this->hasOne(Translate::class,'id')->where('lang',$locale);
}
但它不起作用。鉴于我想使用类似的东西:
@forelse ($categories as $category)
{{$category->currentTranslate->name}}
@empty
<p>
nothing found
</p>
@endforelse