FreeSWITCH 1.8

The XML registry

We discussed many of the fundamental components of the FreeSWITCH core and how they interact with each other. We have seen how the event system can carry information across the core to the modules, and how the XML Dialplan can query the XML registry for data. This would be a good time to explain the XML registry a bit more. The XML registry is the XML tree document that holds all of the critical data that FreeSWITCH needs to operate properly. FreeSWITCH builds that document by loading a file from your hard drive and passing it to its own pre-processor. This pre-processor can include other XML documents and execute other special operations, such as setting global variables. Global variables will then be resolved by FreeSWITCH ...