90 lines
2.5 KiB
Rust
90 lines
2.5 KiB
Rust
use header::{Header, HeaderFormat};
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use std::fmt::{mod, Show};
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use std::str::from_utf8;
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use cookie::Cookie;
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use cookie::CookieJar;
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/// The `Set-Cookie` header
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///
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/// Informally, the Set-Cookie response header contains the header name
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/// "Set-Cookie" followed by a ":" and a cookie. Each cookie begins with
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/// a name-value-pair, followed by zero or more attribute-value pairs.
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#[deriving(Clone, PartialEq, Show)]
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pub struct SetCookie(pub Vec<Cookie>);
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impl Header for SetCookie {
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fn header_name(_: Option<SetCookie>) -> &'static str {
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"Set-Cookie"
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}
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fn parse_header(raw: &[Vec<u8>]) -> Option<SetCookie> {
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let mut set_cookies = vec![];
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for set_cookies_raw in raw.iter() {
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match from_utf8(set_cookies_raw[]) {
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Some(s) if !s.is_empty() => {
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match from_str(s) {
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Some(cookie) => set_cookies.push(cookie),
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None => ()
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}
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},
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_ => ()
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};
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}
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if !set_cookies.is_empty() {
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Some(SetCookie(set_cookies))
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} else {
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None
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}
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}
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}
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impl HeaderFormat for SetCookie {
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fn fmt_header(&self, f: &mut fmt::Formatter) -> fmt::Result {
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for (i, cookie) in self.0.iter().enumerate() {
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if i != 0 {
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try!(f.write(b"\r\nSet-Cookie: "));
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}
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try!(cookie.fmt(f));
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}
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Ok(())
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}
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}
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impl SetCookie {
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/// Use this to create SetCookie header from CookieJar using
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/// calculated delta.
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pub fn from_cookie_jar(jar: &CookieJar) -> SetCookie {
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//FIXME: https://github.com/alexcrichton/cookie-rs/issues/2
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SetCookie(jar.delta().into_iter().map(|s| from_str(s[]).unwrap()).collect())
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}
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}
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#[test]
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fn test_parse() {
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let h = Header::parse_header([b"foo=bar; HttpOnly".to_vec()][]);
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let mut c1 = Cookie::new("foo".to_string(), "bar".to_string());
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c1.httponly = true;
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assert_eq!(h, Some(SetCookie(vec![c1])));
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}
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#[test]
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fn test_fmt() {
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use header::Headers;
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let mut cookie = Cookie::new("foo".to_string(), "bar".to_string());
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cookie.httponly = true;
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cookie.path = Some("/p".to_string());
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let cookies = SetCookie(vec![cookie, Cookie::new("baz".to_string(), "quux".to_string())]);
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let mut headers = Headers::new();
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headers.set(cookies);
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assert_eq!(headers.to_string()[], "Set-Cookie: foo=bar; HttpOnly; Path=/p\r\nSet-Cookie: baz=quux; Path=/\r\n");
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}
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