xmpp-vala/src/module/xep/0059_result_set_management.vala


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namespace Xmpp.ResultSetManagement {
    public const string NS_URI = "http://jabber.org/protocol/rsm";

    public class ResultSetParameters {
        string? before { get; set; }
        string? after { get; set; }
        int? max { get; set; }
    }

    public StanzaNode create_set_rsm_node_before(string? before_id) {
        var max_node = (new StanzaNode.build("max", Xmpp.ResultSetManagement.NS_URI)).put_node(new StanzaNode.text("20"));
        var node =  (new StanzaNode.build("set", Xmpp.ResultSetManagement.NS_URI)).add_self_xmlns()
                .put_node(max_node);
        var before_node = new StanzaNode.build("before", Xmpp.ResultSetManagement.NS_URI);
        if (before_id != null) before_node.put_node(new StanzaNode.text(before_id));
        node.put_node(before_node);
        return node;
    }

    public StanzaNode create_set_rsm_node_after(string after_id) {
        var max_node = (new StanzaNode.build("max", Xmpp.ResultSetManagement.NS_URI)).put_node(new StanzaNode.text("20"));
        var node =  (new StanzaNode.build("set", Xmpp.ResultSetManagement.NS_URI)).add_self_xmlns()
                .put_node(max_node);

        var after_node = new StanzaNode.build("after", Xmpp.ResultSetManagement.NS_URI)
                .put_node(new StanzaNode.text(after_id));
        node.put_node(after_node);
        return node;
    }
}