mirror of
https://github.com/FluuxIO/go-xmpp
synced 2024-11-11 07:11:03 +00:00
92 lines
2.4 KiB
Go
92 lines
2.4 KiB
Go
package stanza
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import (
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"encoding/xml"
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)
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// ============================================================================
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// Handshake Stanza
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// Handshake is a stanza used by XMPP components to authenticate on XMPP
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// component port.
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type Handshake struct {
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XMLName xml.Name `xml:"jabber:component:accept handshake"`
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// TODO Add handshake value with test for proper serialization
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Value string `xml:",innerxml"`
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}
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func (Handshake) Name() string {
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return "component:handshake"
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}
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// Handshake decoding wrapper
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type handshakeDecoder struct{}
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var handshake handshakeDecoder
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func (handshakeDecoder) decode(p *xml.Decoder, se xml.StartElement) (Handshake, error) {
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var packet Handshake
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err := p.DecodeElement(&packet, &se)
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return packet, err
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}
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// ============================================================================
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// Component delegation
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// XEP-0355
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// Delegation can be used both on message (for delegated) and IQ (for Forwarded),
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// depending on the context.
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type Delegation struct {
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MsgExtension
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XMLName xml.Name `xml:"urn:xmpp:delegation:1 delegation"`
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Forwarded *Forwarded // This is used in iq to wrap delegated iqs
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Delegated *Delegated // This is used in a message to confirm delegated namespace
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}
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func (d *Delegation) Namespace() string {
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return d.XMLName.Space
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}
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// Forwarded is used to wrapped forwarded stanzas.
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// TODO: Move it in another file, as it is not limited to components.
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type Forwarded struct {
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XMLName xml.Name `xml:"urn:xmpp:forward:0 forwarded"`
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Stanza Packet
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}
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// UnmarshalXML is a custom unmarshal function used by xml.Unmarshal to
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// transform generic XML content into hierarchical Node structure.
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func (f *Forwarded) UnmarshalXML(d *xml.Decoder, start xml.StartElement) error {
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// Check subelements to extract required field as boolean
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for {
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t, err := d.Token()
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if err != nil {
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return err
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}
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switch tt := t.(type) {
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case xml.StartElement:
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if packet, err := decodeClient(d, tt); err == nil {
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f.Stanza = packet
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}
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case xml.EndElement:
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if tt == start.End() {
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return nil
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}
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}
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}
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}
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type Delegated struct {
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XMLName xml.Name `xml:"delegated"`
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Namespace string `xml:"namespace,attr,omitempty"`
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}
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func init() {
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TypeRegistry.MapExtension(PKTMessage, xml.Name{"urn:xmpp:delegation:1", "delegation"}, Delegation{})
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TypeRegistry.MapExtension(PKTIQ, xml.Name{"urn:xmpp:delegation:1", "delegation"}, Delegation{})
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}
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