Zig

Handling Namespaces in XML Tags

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Demonstrates new features added in Chilkat v9.5.0.77 for helping with namespace prefixed tags. Zig

const std = @import("std");
const chilkat = @import("chilkat");

pub fn main(init: std.process.Init) !void {
    const alloc = init.arena.allocator();

    // First create some XML using namespace prefixed tags.

    // Create this XML.
    // Use this online tool to generate the code from sample XML:
    // Generate Code to Create XML

    // <soapenv:Envelope xmlns:soapenv="http://schemas.xmlsoap.org/soap/envelope/"
    //    xmlns:scm="http://www.springcm.com/atlas/webservices/v201308/scm/">
    //    <soapenv:Header/>
    //    <soapenv:Body>
    //       <scm:AccountGetCurrent>
    //          <scm:token>123</scm:token>
    //       </scm:AccountGetCurrent>
    //    </soapenv:Body>
    // </soapenv:Envelope>

    const xml = try chilkat.Xml.init();
    defer xml.deinit();
    xml.setTag("soapenv:Envelope");
    xml.addAttribute("xmlns:soapenv", "http://schemas.xmlsoap.org/soap/envelope/") catch {};
    xml.addAttribute("xmlns:scm", "http://www.springcm.com/atlas/webservices/v201308/scm/") catch {};
    xml.updateChildContent("soapenv:Header", "");
    xml.updateChildContent("soapenv:Body|scm:AccountGetCurrent|scm:token", "123");

    // Go to the "Body" tag, regardless of namespace prefix.
    const xml_body = xml.findChild("*:Body") catch {
        std.debug.print("Body child not found.\n", .{});
        return;
    };
    defer xml_body.deinit();

    // Get the full tag w/ namespace prefix:
    // Output is "soapenv:Body"
    std.debug.print("{s}\n", .{try xml_body.getTag(alloc)});

    // Get the namespace prefix:
    // Output is "soapenv"
    std.debug.print("{s}\n", .{try xml_body.getTagNsPrefix(alloc)});

    // Get the unprefixed tag:
    // Output is "Body"
    std.debug.print("{s}\n", .{try xml_body.getTagUnprefixed(alloc)});

    // Check to see if the unprefixed tag equals "Body"
    const is_body_tag = xml_body.tagUnpEquals("Body");
    std.debug.print("isBodyTag = {}\n", .{is_body_tag});

    // Check to see if the namespace prefix equals "soapenv";
    const is_soapenv = xml_body.tagNsEquals("soapenv");
    std.debug.print("isSoapenv = {}\n", .{is_soapenv});

    // Change just the namespace prefix of the tag
    xml_body.setTagNsPrefix("se");
    // The tag has changed from "soapenv:Body" to "se:Body"
    std.debug.print("{s}\n", .{try xml_body.getTag(alloc)});

    // Change the unprefixed part of the tag.
    xml_body.setTagUnprefixed("Bodie");
    // The tag has changed from "se:Body" to "se:Bodie"
    std.debug.print("{s}\n", .{try xml_body.getTag(alloc)});
}