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xmpp-parsers: Convert bind2 to xso

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Emmanuel Gil Peyrot 2024-08-04 21:16:48 +02:00 committed by Jonas Schäfer
parent f37b7b4dfd
commit 0d3e73ec74
1 changed files with 5 additions and 59 deletions
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64
parsers/src/bind2.rs
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@ -4,6 +4,8 @@
// License, v. 2.0. If a copy of the MPL was not distributed with this // License, v. 2.0. If a copy of the MPL was not distributed with this
// file, You can obtain one at http://mozilla.org/MPL/2.0/. // file, You can obtain one at http://mozilla.org/MPL/2.0/.
use xso::{AsXml, FromXml};
use crate::mam; use crate::mam;
use crate::ns; use crate::ns;
use minidom::Element; use minidom::Element;
@ -11,70 +13,14 @@ use xso::error::{Error, FromElementError};
/// Represents the `<bind/>` element, as sent by the server in SASL 2 to advertise which features /// Represents the `<bind/>` element, as sent by the server in SASL 2 to advertise which features
/// can be enabled during the binding step. /// can be enabled during the binding step.
#[derive(Debug, Clone, PartialEq)] #[derive(FromXml, AsXml, Debug, Clone, PartialEq)]
#[xml(namespace = ns::BIND2, name = "bind")]
pub struct BindFeature { pub struct BindFeature {
/// The features that can be enabled by the client. /// The features that can be enabled by the client.
#[xml(extract(name = "inline", fields(extract(n = .., name = "feature", fields(attribute(name = "var", type_ = String))))))]
pub inline_features: Vec<String>, pub inline_features: Vec<String>,
} }
impl TryFrom<Element> for BindFeature {
type Error = FromElementError;
fn try_from(root: Element) -> Result<BindFeature, Self::Error> {
check_self!(root, "bind", BIND2);
check_no_attributes!(root, "bind");
let mut inline = None;
for child in root.children() {
if child.is("inline", ns::BIND2) {
if inline.is_some() {
return Err(
Error::Other("Bind must not have more than one inline element.").into(),
);
}
check_no_attributes!(child, "inline");
inline = Some(child);
} else {
return Err(Error::Other("Unknown element in Bind.").into());
}
}
let mut inline_features = Vec::new();
if let Some(inline) = inline {
for child in inline.children() {
if child.is("feature", ns::BIND2) {
check_no_children!(child, "feature");
check_no_unknown_attributes!(child, "feature", ["var"]);
let var = get_attr!(child, "var", Required);
inline_features.push(var);
} else {
return Err(Error::Other("Unknown element in Inline.").into());
}
}
}
Ok(BindFeature { inline_features })
}
}
impl From<BindFeature> for Element {
fn from(bind: BindFeature) -> Element {
Element::builder("bind", ns::BIND2)
.append_all(if bind.inline_features.is_empty() {
None
} else {
Some(
Element::builder("inline", ns::BIND2).append_all(
bind.inline_features
.into_iter()
.map(|var| Element::builder("feature", ns::BIND2).attr("var", var)),
),
)
})
.build()
}
}
/// Represents a `<bind/>` element, as sent by the client inline in the `<authenticate/>` SASL 2 /// Represents a `<bind/>` element, as sent by the client inline in the `<authenticate/>` SASL 2
/// element, to perform the binding at the same time as the authentication. /// element, to perform the binding at the same time as the authentication.
#[derive(Debug, Clone, PartialEq)] #[derive(Debug, Clone, PartialEq)]