94 lines
2.5 KiB
Rust
94 lines
2.5 KiB
Rust
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// Copyright (c) 2018 Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
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//
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// This Source Code Form is subject to the terms of the Mozilla Public
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// License, v. 2.0. If a copy of the MPL was not distributed with this
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// file, You can obtain one at http://mozilla.org/MPL/2.0/.
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use std::str::FromStr;
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use try_from::TryFrom;
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use minidom::Element;
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use error::Error;
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use jid::Jid;
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use ns;
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#[derive(Debug, Clone)]
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pub struct Bind {
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pub resource: Option<String>,
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pub jid: Option<Jid>,
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}
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impl Bind {
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pub fn new(resource: Option<String>) -> Bind {
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Bind {
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resource,
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jid: None,
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}
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}
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}
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impl TryFrom<Element> for Bind {
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type Err = Error;
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fn try_from(elem: Element) -> Result<Bind, Error> {
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check_self!(elem, "bind", ns::BIND);
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check_no_attributes!(elem, "bind");
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let mut bind = Bind {
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resource: None,
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jid: None,
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};
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let mut already_set = false;
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for child in elem.children() {
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if already_set {
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return Err(Error::ParseError("Bind can only have one child."));
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}
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if child.is("resource", ns::BIND) {
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check_no_children!(child, "resource");
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bind.resource = Some(child.text());
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already_set = true;
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} else if child.is("jid", ns::BIND) {
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check_no_children!(child, "jid");
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bind.jid = Some(Jid::from_str(&child.text())?);
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already_set = true;
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} else {
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return Err(Error::ParseError("Unknown element in bind."));
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}
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}
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Ok(bind)
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}
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}
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impl From<Bind> for Element {
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fn from(bind: Bind) -> Element {
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Element::builder("bind")
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.ns(ns::BIND)
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.append(bind.resource.map(|resource|
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Element::builder("resource")
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.ns(ns::BIND)
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.append(resource)
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.build()))
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.append(bind.jid.map(|jid|
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Element::builder("jid")
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.ns(ns::BIND)
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.append(jid)
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.build()))
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.build()
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}
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}
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#[cfg(test)]
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mod tests {
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use super::*;
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#[test]
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fn test_simple() {
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let elem: Element = "<bind xmlns='urn:ietf:params:xml:ns:xmpp-bind'/>".parse().unwrap();
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let bind = Bind::try_from(elem).unwrap();
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assert_eq!(bind.resource, None);
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assert_eq!(bind.jid, None);
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}
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}
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