Question

也许有人可以为我提供帮助，因为一周以来我一直在挖掘论坛和文档，如何在第三列中显示表格。

我有一个具有以下代码段的CollectionController类：

return $this->render(
        'vollmachtapp/pages/collections/list2.html.twig',
        [
            'attachmentForm' => $attachmentForm->createView(),
            'list' => $apiClient->listAllVollmachten()
        ]
    );

attachmentForm看起来像这样：

$attachmentForm = $this->createForm( SimpleAttachmentType::class, $attachment );

这是我的SimpleAttachmentType：

class SimpleAttachmentType extends AbstractType
{
public function buildForm(FormBuilderInterface $builder, array $options)
  {
    $builder
        ->add('file', FileType::class)
        ->add('vollmachtId', HiddenType::class)
        ->add('save', SubmitType::class, ['label' => 'Vollmacht hochladen']);
  }
}

现在我正在使用一根看起来像这样的树枝

<table id="datatable" class="table table-striped table-bordered">
                    <thead>
                    <tr>
                        <th>Vollmacht ID</th>
                        <th>Users</th>
                        <th>Upload/Download</th>
                    </tr>
                    </thead>

                    <tbody>

                        {% for collection in list.items %}
                            <tr>
                                <td>{{ collection.id }}</td>
                                <td>
                                    {% for user in collection.users %}
                                        <a href="{{ url('user_detail', {'id': user.id}) }}">
                                            {{ user.name }}
                                        </a><br>
                                    {% endfor %}
                                </td>
                                <td>
                                    <a href="{{ url('downloadVollmacht', {'id': user.id}) }}"><button type="button" class="btn btn-sm btn-primary">Download Vollmacht</button></a>
                                    {% if(app.user.role == "admin") %}
                                    <hr>
                                    <div class="text-center mtop20">
                                        {{ form_start(attachmentForm, {method: 'POST'}) }}
                                            {% if not attachmentForm.vars.valid %}
                                                <div class="alert alert-danger alert-dismissible fade in" role="alert">
                                                    <button type="button" class="close" data-dismiss="alert" aria-label="Close"><span aria-hidden="true">×</span></button>
                                                    {{ form_errors(attachmentForm.file) }}
                                                </div>
                                            {% endif %}
                                            {{ form_widget(attachmentForm.vollmachtId, {'name': vollmachtId, 'value': collection.id}) }}
                                            {{ form_widget(attachmentForm.file) }}
                                            <br />

                                            {{ form_widget(attachmentForm.save, {attr: {'class': 'btn-left btn btn-sm btn-primary'}}) }}
                                        {{ form_end(attachmentForm) }}
                                    </div>
                                    {% endif %}
                                </td>
                            </tr>
                        {% endfor %}

                    </tbody>
                </table>

我遇到的问题是，表单仅在表的第一行中呈现。有人可以告诉我我做错了什么，必须进行更改才能使其正常工作吗？

感谢和问候，迈克尔·奥伯斯特

Answer 1

您的主要问题是，您不能多次分离此form_snippet

{{ form_start(attachmentForm, {method: 'POST'}) }}

您的表格开始和表格结束必须包裹孔表格。如果您还想在所有标签中使用该表格，则不能只用一张写起始表格的树枝片段。您必须编写这样的代码：

<table id="datatable" class="table table-striped table-bordered">
                <thead>
                <tr>
                    <th>Vollmacht ID</th>
                    <th>Users</th>
                    <th>Upload/Download</th>
                </tr>
                </thead>

                <tbody>                 
                        {% for collection in list.items %}
                            <tr>
                                {{ form_start(attachmentForm, {method: 'POST'}) }}
                                <td>{{ collection.id }}</td>
                                <td>
                                    {% for user in collection.users %}
                                        <a href="{{ url('user_detail', {'id': user.id}) }}">
                                            {{ user.name }}
                                        </a><br>
                                    {% endfor %}
                                </td>
                                <td>
                                    <a href="{{ url('downloadVollmacht', {'id': user.id}) }}"><button type="button" class="btn btn-sm btn-primary">Download Vollmacht</button></a>
                                    {% if(app.user.role == "admin") %}
                                    <hr>
                                    <div class="text-center mtop20">

                                            {% if not attachmentForm.vars.valid %}
                                                <div class="alert alert-danger alert-dismissible fade in" role="alert">
                                                    <button type="button" class="close" data-dismiss="alert" aria-label="Close"><span aria-hidden="true">×</span></button>
                                                    {{ form_errors(attachmentForm.file) }}
                                                </div>
                                            {% endif %}
                                            {{ form_widget(attachmentForm.vollmachtId, {'name': vollmachtId, 'value': collection.id}) }}
                                            {{ form_widget(attachmentForm.file) }}
                                            <br />

                                            {{ form_widget(attachmentForm.save, {attr: {'class': 'btn-left btn btn-sm btn-primary'}}) }}

                                    </div>
                                    {% endif %}
                                </td>
                                {{ form_end(attachmentForm) }}
                            </tr>                               
                        {% endfor %}
                </tbody>
            </table>

但是也许它会重新构造您的HTML标记。

Answer 2

您应该看看如何使用symfony文档中的一组表单：

https://symfony.com/doc/current/reference/forms/types/collection.html

Symfony呈现表单仅在集合的第一行

2 个答案: