In a standard installation of Joomla! we have several predefined Install events which, when triggered, call functions in the associated plugins.
onInstallerBeforeInstallation
Description
Parameters
Return Value
Called in files
onInstallerBeforeInstaller
Description
Parameters
Return Value
Called in files
onInstallerAfterInstaller
Description
Parameters
Return Value
Called in files
作者：张敏
原文：http://www.joomlachina.cn/shouce/doc/1916?article_id=1960