app/code/core/Customer/etc/config.xml
在Magento保存地址之前和之后注册观察者:
<events>
<customer_address_save_before>
<observers>
<customer_address_before_save_viv_observer>
<class>customer/observer</class>
<method>beforeAddressSave</method>
</customer_address_before_save_viv_observer>
</observers>
</customer_address_save_before>
<customer_address_save_after>
<observers>
<customer_addres_after_save_viv_observer>
<class>customer/observer</class>
<method>afterAddressSave</method>
</customer_addres_after_save_viv_observer>
</observers>
</customer_address_save_after>
</events>
…但是我找不到任何证据表明Magento实际上在任何地方调度这些事件:
$ grep -RF 'dispatchEvent(' . | grep -F customer_addres
./app/code/core/Mage/Customer/Model/Address/Abstract.php: Mage::dispatchEvent('customer_address_format', array('type' => $formatType, 'address' => $this));
据我所知,Mage::dispatchEvent(…)
是Magento触发事件的唯一方式。这些事件真的会发生吗?(我希望如此,因为我真的可以使用一些在地址上触发的事件来节省时间。)
是调度,但是有些事件很难找到被调度的位置,因为magento是动态的。这种情况发生在几乎所有保存的核心模型上。Magento像这样调度这些事件:
Mage::dispatchEvent($this->_eventPrefix.'_save_before', $this->_getEventData());
Mage::dispatchEvent($this->_eventPrefix.'_save_after', $this->_getEventData());
因此grep将无法找到该事件的分派位置。
例如模型"Mage_Customer_Model_Address"扩展了类"Mage_Customer_Model_Address_Abstract",它设置了$_eventPrefix = 'customer_address'
,并在Mage_Core_Model_Abstract中在_beforeave()和_afterSave()方法中分派事件。