
本文档旨在指导开发者如何在 Magento 2 的后台订单详情页面添加一个自定义按钮,并在点击该按钮后执行特定的业务逻辑。我们将详细介绍模块的创建、配置、控制器编写以及插件的使用,确保按钮功能正常运作,并兼容 URL 安全密钥。
模块创建与配置
首先,我们需要创建一个自定义模块来实现该功能。按照 Magento 2 的模块开发规范,创建以下目录和文件:
-
注册模块 (registration.php)
在 app/code/MG/Dropship/registration.php 文件中注册模块:
<?php /Magento/Framework/Component/ComponentRegistrar::register( /Magento/Framework/Component/ComponentRegistrar::MODULE, 'MG_Dropship', __DIR__ );登录后复制 -
模块声明 (module.xml)
在 app/code/MG/Dropship/etc/module.xml 文件中声明模块:
<?xml version="1.0"?> <config xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:noNamespaceSchemaLocation="urn:magento:framework:Module/etc/module.xsd"> <module name="MG_Dropship" setup_version="1.0.0"/> </config>登录后复制
修改 di.xml
在 app/code/MG/Dropship/etc/adminhtml/di.xml 中,我们使用插件(Plugin)来修改 Magento/Sales/Block/Adminhtml/Order/View 块的行为,以便添加自定义按钮。
<?xml version="1.0"?>
<config xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:noNamespaceSchemaLocation="urn:magento:framework:ObjectManager/etc/config.xsd">
<type name="Magento/Sales/Block/Adminhtml/Order/View">
<plugin name="addCustomButton" type="MG/Dropship/Plugin/Sales/Block/Adminhtml/Order/Button"/>
</type>
</config>
配置路由 (routes.xml)
在 app/code/MG/Dropship/etc/adminhtml/routes.xml 文件中定义后台路由:
<?xml version="1.0"?>
<config xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:noNamespaceSchemaLocation="urn:magento:framework:App/etc/routes.xsd">
<router id="admin">
<route id="mg_dropship" frontName="mg_dropship">
<module name="MG_Dropship" />
</route>
</router>
</config>
创建控制器 (Index.php)
在 app/code/MG/Dropship/Controller/AdminHtml/Order/Index.php 文件中创建控制器,用于处理按钮点击后的逻辑:
<?php
namespace MG/Dropship/Controller/Adminhtml/Order;
class Index extends /Magento/Sales/Controller/Adminhtml/Order
{
/**
* @var /Psr/Log/LoggerInterface
*/
protected $logger;
/**
* Index constructor.
*
* @param /Magento/Backend/App/Action/Context $context
* @param /Magento/Framework/Registry $coreRegistry
* @param /Magento/Framework/App/Response/Http/FileFactory $fileFactory
* @param /Magento/Framework/Stdlib/DateTime/Filter/Date $dateFilter
* @param /Magento/Sales/Model/Order/Email/Sender/OrderSender $orderSender
* @param /Magento/Sales/Model/Order/Email/Sender/CreditmemoSender $creditmemoSender
* @param /Magento/Sales/Model/Order/Email/Sender/InvoiceSender $invoiceSender
* @param /Magento/Sales/Model/Order/Email/Sender/ShipmentSender $shipmentSender
* @param /Magento/Framework/View/Result/PageFactory $resultPageFactory
* @param /Magento/Framework/View/Result/LayoutFactory $resultLayoutFactory
* @param /Magento/Framework/Controller/Result/RawFactory $resultRawFactory
* @param /Magento/Framework/Controller/Result/JsonFactory $resultJsonFactory
* @param /Magento/Framework/Message/ManagerInterface $messageManager
* @param /Psr/Log/LoggerInterface $logger
*/
public function __construct(
/Magento/Backend/App/Action/Context $context,
/Magento/Framework/Registry $coreRegistry,
/Magento/Framework/App/Response/Http/FileFactory $fileFactory,
/Magento/Framework/Stdlib/DateTime/Filter/Date $dateFilter,
/Magento/Sales/Model/Order/Email/Sender/OrderSender $orderSender,
/Magento/Sales/Model/Order/Email/Sender/CreditmemoSender $creditmemoSender,
/Magento/Sales/Model/Order/Email/Sender/InvoiceSender $invoiceSender,
/Magento/Sales/Model/Order/Email/Sender/ShipmentSender $shipmentSender,
/Magento/Framework/View/Result/PageFactory $resultPageFactory,
/Magento/Framework/View/Result/LayoutFactory $resultLayoutFactory,
/Magento/Framework/Controller/Result/RawFactory $resultRawFactory,
/Magento/Framework/Controller/Result/JsonFactory $resultJsonFactory,
/Magento/Framework/Message/ManagerInterface $messageManager,
/Psr/Log/LoggerInterface $logger
) {
$this->logger = $logger;
parent::__construct(
$context,
$coreRegistry,
$fileFactory,
$dateFilter,
$orderSender,
$creditmemoSender,
$invoiceSender,
$shipmentSender,
$resultPageFactory,
$resultLayoutFactory,
$resultRawFactory,
$resultJsonFactory,
$messageManager
);
}
/**
* Execute action
*
* @throws /Magento/Framework/Exception/LocalizedException|/Exception
*/
public function execute()
{
// In case you want to do something with the order
$order = $this->_initOrder();
if ($order) {
try {
// TODO: Do something with the order
$this->messageManager->addSuccessMessage(__('We did something!'));
} catch (/Magento/Framework/Exception/LocalizedException $e) {
$this->messageManager->addErrorMessage($e->getMessage());
} catch (/Exception $e) {
$this->messageManager->addErrorMessage(__('We can/'t process your request' . $e->getMessage()));
$this->logger->critical($e);
}
return $this->resultRedirectFactory->create()->setPath(
'sales/order/view',
[
'order_id' => $order->getEntityId()
]
);
}
return $this->resultRedirectFactory->create()->setPath('sales/*/');
}
/**
* @return bool
*/
protected function _isAllowed()
{
return $this->_authorization->isAllowed('MG_Dropship::order_dosomething');
}
}
此控制器继承自 /Magento/Sales/Controller/Adminhtml/Order,并重写了 execute() 方法。在该方法中,首先初始化订单,然后执行自定义逻辑(TODO 部分),最后重定向回订单详情页。
注意:
- 请务必替换 // TODO: Do something with the order 部分,实现你的具体业务逻辑。
- _isAllowed() 方法用于权限控制,确保只有具有 MG_Dropship::order_dosomething 权限的用户才能访问该功能。
创建插件 (Button.php)
在 app/code/MG/Dropship/Plugin/Sales/Block/Adminhtml/Order/Button.php 文件中创建插件,用于向订单详情页添加按钮:
<?php
namespace MG/Dropship/Plugin/Sales/Block/Adminhtml/Order;
use Magento/Sales/Block/Adminhtml/Order/View;
class Button
{
public function beforeSetLayout(View $subject)
{
if ($subject->getOrder()) {
$message = __('Are you sure you want to Do Something?');
$subject->addButton(
'do_something',
[
'label' => __('Do Something'),
'class' => 'do_something',
'onclick' => "confirmSetLocation('{$message}', '{$subject->getUrl('mg_dropship/order/index')}')"
]
);
}
}
}
此插件使用 beforeSetLayout 方法,在布局渲染之前向 Magento/Sales/Block/Adminhtml/Order/View 块添加一个名为 do_something 的按钮。
- label: 按钮上显示的文本。
- class: 按钮的 CSS 类,可以自定义样式。
- onclick: 按钮点击时执行的 JavaScript 代码,这里使用 confirmSetLocation 函数显示一个确认对话框,然后重定向到 mg_dropship/order/index 路由。
清理缓存并更新模块
完成以上步骤后,需要清理 Magento 2 的缓存并更新模块:
- 执行 php bin/magento setup:upgrade 命令。
- 执行 php bin/magento setup:di:compile 命令。
- 执行 php bin/magento setup:static-content:deploy -f 命令。
- 执行 php bin/magento cache:clean 命令。
- 执行 php bin/magento cache:flush 命令。
总结
通过以上步骤,我们成功地向 Magento 2 的后台订单详情页添加了一个自定义按钮,并在点击该按钮后执行了特定的业务逻辑。 此方案兼容 URL 安全密钥,确保了链接的安全性。 在实际开发中,你需要根据具体的业务需求修改控制器中的逻辑和按钮的样式。
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