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use plugin::{Plugin, Pluggable};
use request::Request;
use typemap::Key;
use urlencoded::{Query, parse_uri};
struct QueryStringParser;
impl Key for QueryStringParser {
type Value = Query;
}
impl<'mw, 'conn, D> Plugin<Request<'mw, 'conn, D>> for QueryStringParser {
type Error = ();
fn eval(req: &mut Request<D>) -> Result<Query, ()> {
Ok(parse_uri(&req.origin.uri))
}
}
pub trait QueryString {
fn query(&mut self) -> &Query;
}
impl<'mw, 'conn, D> QueryString for Request<'mw, 'conn, D> {
fn query(&mut self) -> &Query {
self.get_ref::<QueryStringParser>()
.ok()
.expect("Bug: QueryStringParser returned None")
}
}