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jingle: Support more than one <text/> with different @xml:lang.

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This commit is contained in:
Emmanuel Gil Peyrot 2019-02-28 02:40:04 +01:00
parent b56582c8b5
commit 2b9a6d57b6
1 changed files with 38 additions and 26 deletions
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64
src/jingle.rs
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@ -9,6 +9,7 @@ use crate::iq::IqSetPayload;
use crate::ns;
use jid::Jid;
use minidom::Element;
use std::collections::BTreeMap;
use std::str::FromStr;
use try_from::TryFrom;
@ -354,6 +355,8 @@ impl From<Reason> for Element {
}
}
type Lang = String;
/// Informs the recipient of something.
#[derive(Debug, Clone)]
pub struct ReasonElement {
@ -361,7 +364,7 @@ pub struct ReasonElement {
pub reason: Reason,
/// A human-readable description of this reason.
pub text: Option<String>,
pub texts: BTreeMap<Lang, String>,
}
impl TryFrom<Element> for ReasonElement {
@ -369,37 +372,38 @@ impl TryFrom<Element> for ReasonElement {
fn try_from(elem: Element) -> Result<ReasonElement, Error> {
check_self!(elem, "reason", JINGLE);
check_no_attributes!(elem, "reason");
let mut reason = None;
let mut text = None;
let mut texts = BTreeMap::new();
for child in elem.children() {
if !child.has_ns(ns::JINGLE) {
if child.is("text", ns::JINGLE) {
check_no_children!(child, "text");
check_no_unknown_attributes!(child, "text", ["xml:lang"]);
let lang = get_attr!(elem, "xml:lang", Default);
if texts.insert(lang, child.text()).is_some() {
return Err(Error::ParseError(
"Text element present twice for the same xml:lang.",
));
}
} else if child.has_ns(ns::JINGLE) {
if reason.is_some() {
return Err(Error::ParseError(
"Reason must not have more than one reason.",
));
}
check_no_children!(child, "reason");
check_no_attributes!(child, "reason");
reason = Some(child.name().parse()?);
} else {
return Err(Error::ParseError("Reason contains a foreign element."));
}
match child.name() {
"text" => {
if text.is_some() {
return Err(Error::ParseError(
"Reason must not have more than one text.",
));
}
text = Some(child.text());
}
name => {
if reason.is_some() {
return Err(Error::ParseError(
"Reason must not have more than one reason.",
));
}
reason = Some(name.parse()?);
}
}
}
let reason = reason.ok_or(Error::ParseError(
"Reason doesn’t contain a valid reason.",
))?;
Ok(ReasonElement {
reason,
text,
texts,
})
}
}
@ -407,8 +411,16 @@ impl TryFrom<Element> for ReasonElement {
impl From<ReasonElement> for Element {
fn from(reason: ReasonElement) -> Element {
Element::builder("reason")
.ns(ns::JINGLE)
.append(Element::from(reason.reason))
.append(reason.text)
.append(
reason.texts.into_iter().map(|(lang, text)| {
Element::builder("text")
.ns(ns::JINGLE)
.attr("xml:lang", lang)
.append(text)
.build()
}).collect::<Vec<_>>())
.build()
}
}
@ -679,13 +691,13 @@ mod tests {
let jingle = Jingle::try_from(elem).unwrap();
let reason = jingle.reason.unwrap();
assert_eq!(reason.reason, Reason::Success);
assert_eq!(reason.text, None);
assert_eq!(reason.texts, BTreeMap::new());
let elem: Element = "<jingle xmlns='urn:xmpp:jingle:1' action='session-initiate' sid='coucou'><reason><success/><text>coucou</text></reason></jingle>".parse().unwrap();
let jingle = Jingle::try_from(elem).unwrap();
let reason = jingle.reason.unwrap();
assert_eq!(reason.reason, Reason::Success);
assert_eq!(reason.text, Some(String::from("coucou")));
assert_eq!(reason.texts.get(""), Some(&String::from("coucou")));
}
#[test]
@ -728,6 +740,6 @@ mod tests {
Error::ParseError(string) => string,
_ => panic!(),
};
assert_eq!(message, "Reason must not have more than one text.");
assert_eq!(message, "Text element present twice for the same xml:lang.");
}
}