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use std::io::BufRead;
use quick_xml::events::Event;
use quick_xml::reader::Reader;
use errors::{Error, ErrorKind};
use xmlutil::{FromXml, element_text};
#[derive(Debug, Default, Clone, PartialEq, Serialize, Deserialize)]
pub struct AbstractLink {
pub anchor: String,
pub link: String,
}
impl FromXml for AbstractLink {
fn from_xml<B: BufRead>(reader: &mut Reader<B>) -> Result<Self, Error> {
let mut link = AbstractLink::default();
let mut buf = Vec::new();
loop {
match reader.read_event(&mut buf) {
Ok(Event::Start(ref e)) => {
match e.name() {
b"anchor" => {
let res = element_text(reader);
link.anchor = res?;
},
b"link" => {
let res = element_text(reader);
link.link = res?;
},
_ => (),
}
},
Ok(Event::End(_)) => {
return Ok(link)
},
Err(err) => bail!(err),
_ => (),
}
}
}
}
#[derive(Debug, Default, Clone, PartialEq, Serialize, Deserialize)]
pub struct AbstractDoc {
pub title: String,
pub url: String,
pub abstract_text: String,
pub links: Vec<AbstractLink>,
}
impl FromXml for AbstractDoc {
fn from_xml<B: BufRead>(reader: &mut Reader<B>) -> Result<Self, Error> {
let mut abs = AbstractDoc::default();
let mut buf = Vec::new();
loop {
match reader.read_event(&mut buf) {
Ok(Event::Start(ref e)) => {
match e.name() {
b"title" => {
let res = element_text(reader);
abs.title = res?;
},
b"url" => {
let res = element_text(reader);
abs.url = res?;
},
b"abstract" => {
let res = element_text(reader);
abs.abstract_text = res?;
},
b"sublink" => {
match AbstractLink::from_xml(reader) {
Ok(link) => {
abs.links.push(link);
},
Err(err) => bail!(err),
}
},
_ => {},
}
},
Ok(Event::End(_)) => {
return Ok(abs);
},
Ok(Event::Eof) => break,
Err(err) => bail!(err),
_ => (),
}
}
bail!(ErrorKind::EOF)
}
}
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