oauth-client 0.8.0

OAuth client for Rust
Documentation 
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135

// Copyright 2016 oauth-client-rs Developers
//
// Licensed under the Apache License, Version 2.0, <LICENSE-APACHE or
// http://apache.org/licenses/LICENSE-2.0> or the MIT license <LICENSE-MIT or
// http://opensource.org/licenses/MIT>, at your option. This file may not be
// copied, modified, or distributed except according to those terms.

#![warn(
    bad_style,
    unused,
    unused_extern_crates,
    unused_import_braces,
    unused_qualifications,
    unused_results
)]

use oauth_client::{self as oauth, Token};
use rand::{distributions::Alphanumeric, Rng};
use reqwest::blocking::Client;
use reqwest::header::{HeaderMap, HeaderValue, AUTHORIZATION};
use std::borrow::Cow;
use std::collections::HashMap;
use std::io::Read;
use std::iter;
use std::str;

mod api {
    pub const REQUEST_TOKEN: &str = "http://oauthbin.com/v1/request-token";
    pub const ACCESS_TOKEN: &str = "http://oauthbin.com/v1/access-token";
    pub const ECHO: &str = "http://oauthbin.com/v1/echo";
}

fn split_query(query: &'_ str) -> HashMap<Cow<'_, str>, Cow<'_, str>> {
    let mut param = HashMap::new();
    for q in query.split('&') {
        let (k, v) = q.split_once('=').unwrap();
        let _ = param.insert(k.into(), v.into());
    }
    param
}

fn get_request_token(consumer: &Token<'_>) -> Token<'static> {
    let (header, _body) =
        oauth::authorization_header("GET", api::REQUEST_TOKEN, consumer, None, None);
    let handle = Client::new();
    let mut headers = HeaderMap::new();
    let _ = headers.insert(AUTHORIZATION, HeaderValue::from_str(&header).unwrap());
    let mut response = handle
        .get(api::REQUEST_TOKEN)
        .headers(headers)
        .send()
        .unwrap();
    let mut resp = String::new();
    let _ = response.read_to_string(&mut resp).unwrap();
    println!("get_request_token response: {:?}", resp);
    let param = split_query(resp.as_ref());
    Token::new(
        param.get("oauth_token").unwrap().to_string(),
        param.get("oauth_token_secret").unwrap().to_string(),
    )
}

fn get_access_token(consumer: &Token<'_>, request: &Token<'_>) -> Token<'static> {
    let (header, _body) =
        oauth::authorization_header("GET", api::ACCESS_TOKEN, consumer, Some(request), None);
    let handle = Client::new();
    let mut headers = HeaderMap::new();
    let _ = headers.insert(AUTHORIZATION, HeaderValue::from_str(&header).unwrap());
    let mut response = handle
        .get(api::ACCESS_TOKEN)
        .headers(headers)
        .send()
        .unwrap();
    let mut resp = String::new();
    let _ = response.read_to_string(&mut resp).unwrap();
    println!("get_access_token response: {:?}", resp);
    let param = split_query(resp.as_ref());
    Token::new(
        param.get("oauth_token").unwrap().to_string(),
        param.get("oauth_token_secret").unwrap().to_string(),
    )
}

fn echo(consumer: &Token<'_>, access: &Token<'_>) {
    let mut rng = rand::thread_rng();
    let mut req_param = HashMap::new();
    let _ = req_param.insert("testFOO".into(), "testFoo".into());
    for _ in 0..2 {
        let _ = req_param.insert(
            iter::repeat(())
                .map(|()| rng.sample(Alphanumeric))
                .map(char::from)
                .take(32)
                .collect(),
            iter::repeat(())
                .map(|()| rng.sample(Alphanumeric))
                .map(char::from)
                .take(32)
                .collect(),
        );
    }
    let (header, body) =
        oauth::authorization_header("POST", api::ECHO, consumer, Some(access), Some(&req_param));

    let mut headers = HeaderMap::new();
    let _ = headers.insert(AUTHORIZATION, HeaderValue::from_str(&header).unwrap());

    let mut response = Client::new()
        .post(api::ECHO)
        .headers(headers)
        .body(body.clone())
        .send()
        .unwrap();

    let mut resp = String::new();
    let _ = response.read_to_string(&mut resp).unwrap();
    println!("echo response: {:?}", resp);
    let resp_body: &str = resp.as_ref();
    assert_eq!(body, resp_body);
}

fn main() {
    let consumer = Token::new("key", "secret");
    println!("consumer: {:?}", consumer);

    let request = get_request_token(&consumer);
    println!("request: {:?}", request);

    let access = get_access_token(&consumer, &request);
    println!("access: {:?}", access);

    echo(&consumer, &access);

    println!("OK");
}