f7124bb8e2
- Some switches to u64 instead of usize - For now, allow(unstable) - use associated types for all the Network stuff
114 lines
3.2 KiB
Rust
114 lines
3.2 KiB
Rust
use header::{Header, HeaderFormat};
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use std::fmt;
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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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#[derive(Clone, PartialEq, Show)]
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pub struct SetCookie(pub Vec<Cookie>);
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deref!(SetCookie => 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::with_capacity(raw.len());
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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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Ok(s) if !s.is_empty() => {
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match s.parse() {
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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_str("\r\nSet-Cookie: "));
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}
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try!(write!(f, "{}", cookie));
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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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SetCookie(jar.delta())
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}
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/// Use this on client to apply changes from SetCookie to CookieJar.
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/// Note that this will `panic!` if `CookieJar` is not root.
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pub fn apply_to_cookie_jar(&self, jar: &mut CookieJar) {
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for cookie in self.iter() {
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jar.add_original(cookie.clone())
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}
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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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#[test]
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fn cookie_jar() {
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let jar = CookieJar::new(b"secret");
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let cookie = Cookie::new("foo".to_string(), "bar".to_string());
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jar.encrypted().add(cookie);
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let cookies = SetCookie::from_cookie_jar(&jar);
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let mut new_jar = CookieJar::new(b"secret");
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cookies.apply_to_cookie_jar(&mut new_jar);
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assert_eq!(jar.encrypted().find("foo"), new_jar.encrypted().find("foo"));
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assert_eq!(jar.iter().collect::<Vec<Cookie>>(), new_jar.iter().collect::<Vec<Cookie>>());
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}
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