依据指引文档：http://devdocs.magento.com/guides/v2.0/extension-dev-guide/depend-inj.html
<config xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:noNamespaceSchemaLocation="urn:magento:framework:ObjectManager/etc/config.xsd"> <!-- for = 受影响的原始类或接口 --> <!-- type = 所依赖的Proxy --> <preference for="Magento\Contact\Controller\Index\Post" type="Infinity\Contact\Controller\Index\Post" /></config>
ps: 重写 block 时如涉及读取组件模板，可能也需要把 phtml 复制到当前 module 中
<?xml version="1.0"?><config xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:noNamespaceSchemaLocation="urn:magento:framework:ObjectManager/etc/config.xsd"> <!-- name = 受影响的原始类 --> <type name="[Vendor]\[Module]\Xxx"> <arguments> <!-- name = __construct函数的参数名 --> <!-- text() = 指定所依赖的Proxy --> <argument name="arg1" xsi:type="object">[Vendor]\[Module]\Xxxxx\Proxy</argument> </arguments> </type></config>
<?xml version="1.0"?><config xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:noNamespaceSchemaLocation="urn:magento:framework:ObjectManager/etc/config.xsd"> <!-- name = 需要执行插件的类。包含空间名 --> <type name="Magento\Customer\Model\Resource\Visitor"> <!-- name = plugin name, 全局唯一 --> <!-- sortOrder = 运行顺序 --> <!-- disabled = 是否关闭plugin --> <plugin name="catalogLog" type="Magento\Catalog\Model\Plugin\Log" sortOrder="1" disabled="true" /> </type></config>
<page xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:noNamespaceSchemaLocation="urn:magento:framework:View/Layout/etc/page_configuration.xsd"> <body> <!-- 通过layout可以修改title --> <referenceBlock name="page.main.title"> <action method="setPageTitle"> <argument translate="true" name="title" xsi:type="string">Page Title</argument> </action> </referenceBlock> <!-- container将声明容器，block必须放在container内 --> <container name="div.sidebar.additional" htmlTag="div" htmlClass="sidebar sidebar-additional" after="div.sidebar.main"> <container name="sidebar.additional" as="sidebar_additional" label="Sidebar Additional"/> </container> <!-- referenceContainer对已存在容器进行改造 --> <referenceContainer name="sidebar.additional"> <!-- block将声明区块 --> <block class="Magento\Framework\View\Element\Template" name="catalog.compare.sidebar" template="Magento_Catalog::product/compare/sidebar.phtml"> <!-- action将直接调用block class中的方法 --> <action method="setText"> <argument name="text" translate="true" xsi:type="string">Text</argument> </action> <!-- arguments是block class的属性列表，从于从XML传递参数到class --> <arguments> <!-- cache生命周期 --> <argument name="cache_lifetime" xsi:type="number">84600</argument> </arguments> </block> <!-- referenceBlock对已存在block进行改造，例如删除它，或修改arguments --> <referenceBlock name="catalog.compare.sidebar" remove="true" /> <!-- move移动元素 --> <move element="name.of.an.element" destination="name.of.destination.element" as="new_alias" after="name.of.element.after" before="name.of.element.before"/> </referenceContainer> </body></page>
<routes xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:noNamespaceSchemaLocation="urn:magento:module:Magento_Webapi:etc/webapi.xsd"> <!-- url = 外部访问的URL --> <!-- method = 请求方式 (GET,POST,PUT,DELETE) --> <route url="/V1/customerGroups/:id" method="GET"> <service class="Magento\Customer\Api\GroupRepositoryInterface" method="getById"/> <!-- ACL资源，用于控制API的访问权 --> <resources> <resource ref="Magento_Customer::group"/> </resources> </route></routes>
<config xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:noNamespaceSchemaLocation="urn:magento:framework:Event/etc/events.xsd"> <event name="controller_action_predispatch"> <observer name="infinity_autocoupon_controller_action_predispatch" instance="Infinity\AutoCoupon\Observer\Predispatch" /> </event></config>