kamailio/modules/xmlops

1. XMLOPS Module

Daniel-Constantin Mierla

   asipto.com
   <miconda@gmail.com>

   Copyright © 2009 asipto.com
     __________________________________________________________________

   1.1. Overview
   1.2. Dependencies

        1.2.1. Kamailio Modules
        1.2.2. External Libraries or Applications

   1.3. Parameters

        1.3.1. buf_size (integer)
        1.3.2. xml_ns (str)

   1.4. Pseudo-Variables

        1.4.1. $xml(name=>spec)

1.1. Overview

   This is a module implementing functions and pseudo-variables for XML
   operations.

1.2. Dependencies

1.2.1. Kamailio Modules

   The following modules must be loaded before this module:
     * none.

1.2.2. External Libraries or Applications

   The following libraries or applications must be installed before
   running kamailio with this module loaded:
     * libxml - for compilation from source, the development headers from
       this library are needed as well.

1.3. Parameters

1.3.1. buf_size (integer)

   Maximum size of the XML buffer.

   Default value is 4096.

   Example 1. Set buf_size parameter
...
modparam("xmlops", "buf_size", 8192)
...

1.3.2. xml_ns (str)

   Register xml namespace prefix. Parameter value must have the format:
   'prefix=uri'.

   Example 2. Set xml_ns parameter
...
modparam("xmlops", "xml_ns", "rpid=urn:ietf:params:xml:ns:pidf:rpid")
...

1.4. Pseudo-Variables

1.4.1.  $xml(name=>spec)

   Pseudo-variable for XML document operations using xpath syntax. For
   more see the Pseudo-Variables Cookbook.

   Example 3. xml usage
...
$xml(x=>doc)
    = '<?xml version="1.0" encoding="UTF-8"?><a><b>test</b></a>';
xlog("content of node b: $xml(x=>xpath:/a/b/text())\n");
$xml(x=>xpath:/a/b) = "1234";
...