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Add an iq version parser (XEP-0092).
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@ -207,6 +207,9 @@ pub mod ibr;
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/// XEP-0085: Chat State Notifications
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pub mod chatstates;
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/// XEP-0092: Software Version
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pub mod version;
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/// XEP-0115: Entity Capabilities
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pub mod caps;
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@ -47,6 +47,9 @@ pub const REGISTER: &str = "jabber:iq:register";
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/// XEP-0085: Chat State Notifications
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pub const CHATSTATES: &str = "http://jabber.org/protocol/chatstates";
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/// XEP-0092: Software Version
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pub const VERSION: &str = "jabber:iq:version";
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/// XEP-0114: Jabber Component Protocol
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pub const COMPONENT_ACCEPT: &str = "jabber:component:accept";
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94
src/version.rs
Normal file
94
src/version.rs
Normal file
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@ -0,0 +1,94 @@
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// Copyright (c) 2017 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 try_from::TryFrom;
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use minidom::Element;
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use error::Error;
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use ns;
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#[derive(Debug, Clone)]
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pub struct Version {
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pub name: String,
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pub version: String,
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pub os: Option<String>,
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}
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impl TryFrom<Element> for Version {
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type Err = Error;
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fn try_from(elem: Element) -> Result<Version, Error> {
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if !elem.is("query", ns::VERSION) {
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return Err(Error::ParseError("This is not a version element."));
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}
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for _ in elem.attrs() {
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return Err(Error::ParseError("Unknown child in version element."));
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}
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let mut name = None;
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let mut version = None;
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let mut os = None;
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for child in elem.children() {
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if child.is("name", ns::VERSION) {
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if name.is_some() {
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return Err(Error::ParseError("More than one name in version element."));
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}
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name = Some(child.text());
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} else if child.is("version", ns::VERSION) {
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if version.is_some() {
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return Err(Error::ParseError("More than one version in version element."));
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}
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version = Some(child.text());
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} else if child.is("os", ns::VERSION) {
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if os.is_some() {
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return Err(Error::ParseError("More than one os in version element."));
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}
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os = Some(child.text());
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} else {
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return Err(Error::ParseError("Unknown child in version element."));
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}
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}
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let name = name.unwrap();
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let version = version.unwrap();
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Ok(Version {
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name,
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version,
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os,
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})
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}
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}
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impl From<Version> for Element {
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fn from(version: Version) -> Element {
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Element::builder("query")
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.ns(ns::VERSION)
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.append(Element::builder("name")
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.ns(ns::VERSION)
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.append(version.name)
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.build())
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.append(Element::builder("version")
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.ns(ns::VERSION)
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.append(version.version)
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.build())
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.append(Element::builder("os")
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.ns(ns::VERSION)
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.append(version.os)
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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 = "<query xmlns='jabber:iq:version'><name>xmpp-rs</name><version>0.3.0</version></query>".parse().unwrap();
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let version = Version::try_from(elem).unwrap();
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assert_eq!(version.name, String::from("xmpp-rs"));
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assert_eq!(version.version, String::from("0.3.0"));
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assert_eq!(version.os, None);
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}
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}
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