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use quick_xml::events::{BytesText, Event};
use quick_xml::Error as QError;
use super::types::Extension;
use super::versioningtypes::*;
use super::xml::{IWrite, QWrite, Writer};
// --- extensions to PROP
impl QWrite for PropertyRequest {
async fn qwrite(&self, xml: &mut Writer<impl IWrite>) -> Result<(), QError> {
match self {
Self::SupportedReportSet => {
let start = xml.create_dav_element("supported-report-set");
xml.q.write_event_async(Event::Empty(start)).await
}
}
}
}
impl<E: Extension> QWrite for Property<E> {
async fn qwrite(&self, xml: &mut Writer<impl IWrite>) -> Result<(), QError> {
match self {
Self::SupportedReportSet(set) => {
let start = xml.create_dav_element("supported-report-set");
let end = start.to_end();
xml.q.write_event_async(Event::Start(start.clone())).await?;
for v in set.iter() {
v.qwrite(xml).await?;
}
xml.q.write_event_async(Event::End(end)).await
}
}
}
}
impl<E: Extension> QWrite for SupportedReport<E> {
async fn qwrite(&self, xml: &mut Writer<impl IWrite>) -> Result<(), QError> {
let start = xml.create_dav_element("supported-report");
let end = start.to_end();
xml.q.write_event_async(Event::Start(start.clone())).await?;
self.0.qwrite(xml).await?;
xml.q.write_event_async(Event::End(end)).await
}
}
impl<E: Extension> QWrite for ReportName<E> {
async fn qwrite(&self, xml: &mut Writer<impl IWrite>) -> Result<(), QError> {
let start = xml.create_dav_element("report");
let end = start.to_end();
xml.q.write_event_async(Event::Start(start.clone())).await?;
match self {
Self::VersionTree => {
let start = xml.create_dav_element("version-tree");
xml.q.write_event_async(Event::Empty(start)).await?;
}
Self::ExpandProperty => {
let start = xml.create_dav_element("expand-property");
xml.q.write_event_async(Event::Empty(start)).await?;
}
Self::Extension(ext) => ext.qwrite(xml).await?,
};
xml.q.write_event_async(Event::End(end)).await
}
}
// --- root REPORT object ---
impl<E: Extension> QWrite for Report<E> {
async fn qwrite(&self, xml: &mut Writer<impl IWrite>) -> Result<(), QError> {
match self {
Report::VersionTree => unimplemented!(),
Report::ExpandProperty => unimplemented!(),
Report::Extension(inner) => inner.qwrite(xml).await,
}
}
}
// --- limit REPORT parameter ---
impl QWrite for Limit {
async fn qwrite(&self, xml: &mut Writer<impl IWrite>) -> Result<(), QError> {
let start = xml.create_dav_element("limit");
let end = start.to_end();
xml.q.write_event_async(Event::Start(start.clone())).await?;
self.0.qwrite(xml).await?;
xml.q.write_event_async(Event::End(end)).await
}
}
impl QWrite for NResults {
async fn qwrite(&self, xml: &mut Writer<impl IWrite>) -> Result<(), QError> {
let start = xml.create_dav_element("nresults");
let end = start.to_end();
xml.q.write_event_async(Event::Start(start.clone())).await?;
xml.q
.write_event_async(Event::Text(BytesText::new(&format!("{}", self.0))))
.await?;
xml.q.write_event_async(Event::End(end)).await
}
}
#[cfg(test)]
mod tests {
use super::*;
use crate::xml::Node;
use crate::xml::Reader;
use tokio::io::AsyncWriteExt;
async fn serialize_deserialize<T: Node<T>>(src: &T) -> T {
let mut buffer = Vec::new();
let mut tokio_buffer = tokio::io::BufWriter::new(&mut buffer);
let q = quick_xml::writer::Writer::new_with_indent(&mut tokio_buffer, b' ', 4);
let ns_to_apply = vec![
("xmlns:D".into(), "DAV:".into()),
("xmlns:C".into(), "urn:ietf:params:xml:ns:caldav".into()),
];
let mut writer = Writer { q, ns_to_apply };
src.qwrite(&mut writer).await.expect("xml serialization");
tokio_buffer.flush().await.expect("tokio buffer flush");
let got = std::str::from_utf8(buffer.as_slice()).unwrap();
// deserialize
let mut rdr = Reader::new(quick_xml::NsReader::from_reader(got.as_bytes()))
.await
.unwrap();
rdr.find().await.unwrap()
}
#[tokio::test]
async fn nresults() {
let orig = NResults(100);
assert_eq!(orig, serialize_deserialize(&orig).await);
}
#[tokio::test]
async fn limit() {
let orig = Limit(NResults(1024));
assert_eq!(orig, serialize_deserialize(&orig).await);
}
}
|
