1// Copyright (c) 2018 Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
 2//
 3// This Source Code Form is subject to the terms of the Mozilla Public
 4// License, v. 2.0. If a copy of the MPL was not distributed with this
 5// file, You can obtain one at http://mozilla.org/MPL/2.0/.
 6
 7use minidom::Element;
 8use error::Error;
 9use helpers::PlainText;
10use ns;
11
12use sha1::Sha1;
13use digest::Digest;
14
15generate_element_with_text!(Handshake, "handshake", ns::COMPONENT,
16    data: PlainText<Option<String>>
17);
18
19impl Handshake {
20    pub fn new() -> Handshake {
21        Handshake {
22            data: None,
23        }
24    }
25
26    pub fn from_password_and_stream_id(password: &str, stream_id: &str) -> Handshake {
27        let input = String::from(stream_id) + password;
28        let hash = Sha1::digest(input.as_bytes());
29        let content = format!("{:x}", hash);
30        Handshake {
31            data: Some(content),
32        }
33    }
34}
35
36#[cfg(test)]
37mod tests {
38    use super::*;
39    use try_from::TryFrom;
40
41    #[test]
42    fn test_simple() {
43        let elem: Element = "<handshake xmlns='jabber:component:accept'/>".parse().unwrap();
44        let handshake = Handshake::try_from(elem).unwrap();
45        assert_eq!(handshake.data, None);
46
47        let elem: Element = "<handshake xmlns='jabber:component:accept'>Coucou</handshake>".parse().unwrap();
48        let handshake = Handshake::try_from(elem).unwrap();
49        assert_eq!(handshake.data, Some(String::from("Coucou")));
50    }
51
52    #[test]
53    fn test_constructors() {
54        let handshake = Handshake::new();
55        assert_eq!(handshake.data, None);
56
57        let handshake = Handshake::from_password_and_stream_id("123456", "sid");
58        assert_eq!(handshake.data, Some(String::from("9accec263ab84a43c6037ccf7cd48cb1d3f6df8e")));
59    }
60}