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use hyper::{Post, Url};
use oauthcli::{self, SignatureMethod};
use url::form_urlencoded;
use ::{OAuthAuthenticator, TwitterError, TwitterResult};
use conn::request_twitter;
use conn::Parameter::Value;
#[derive(Clone, Debug)]
pub struct RequestTokenResponse {
consumer_key: String,
consumer_secret: String,
pub oauth_token: String,
pub oauth_token_secret: String,
pub oauth_callback_confirmed: bool
}
impl RequestTokenResponse {
pub fn access_token(&self, oauth_verifier: &str) -> AccessTokenRequestBuilder {
access_token(
&self.consumer_key[..],
&self.consumer_secret[..],
&self.oauth_token[..],
&self.oauth_token_secret[..],
oauth_verifier
)
}
}
#[derive(Clone, Debug)]
pub struct RequestTokenRequestBuilder {
consumer_key: String,
consumer_secret: String,
oauth_callback: String,
x_auth_access_type: Option<String>
}
impl RequestTokenRequestBuilder {
pub fn x_auth_access_type(mut self, val: &str) -> RequestTokenRequestBuilder {
self.x_auth_access_type = Some(val.to_string());
self
}
pub fn execute(&self) -> TwitterResult<RequestTokenResponse> {
let request_token_url = Url::parse("https://api.twitter.com/oauth/request_token").unwrap();
let mut params = Vec::new();
match self.x_auth_access_type {
Some(ref x) => params.push(Value("x_auth_access_type", x.clone())),
None => ()
}
let authorization = oauthcli::authorization_header(
"POST",
request_token_url.clone(),
None,
&self.consumer_key[..],
&self.consumer_secret[..],
None,
None,
SignatureMethod::HmacSha1,
&oauthcli::timestamp()[..],
&oauthcli::nonce()[..],
Some(&self.oauth_callback[..]),
None,
params.iter().map(|x| match x {
&Value(key, ref val) => (key.to_string(), val.clone()),
_ => unreachable!()
})
);
let res = try!(request_twitter(
Post, request_token_url.clone(), ¶ms[..], authorization));
let v = form_urlencoded::parse(res.raw_response.as_bytes()).collect::<Vec<_>>();
let oauth_token = v.iter().find(|x| x.0 == "oauth_token");
let oauth_token_secret = v.iter().find(|x| x.0 == "oauth_token_secret");
let oauth_callback_confirmed = v.iter()
.find(|x| x.0 == "oauth_callback_confirmed")
.and_then(|x| (&x.1[..]).parse().ok());
match oauth_token.and(oauth_token_secret) {
Some(_) => Ok(res.object(RequestTokenResponse {
consumer_key: self.consumer_key.clone(),
consumer_secret: self.consumer_secret.clone(),
oauth_token: oauth_token.unwrap().1.clone().to_string(),
oauth_token_secret: oauth_token_secret.unwrap().1.clone().to_string(),
oauth_callback_confirmed: oauth_callback_confirmed.unwrap_or(false)
})),
None => Err(TwitterError::ParseError(res.clone()))
}
}
}
pub fn request_token(consumer_key: &str, consumer_secret: &str, oauth_callback: &str)
-> RequestTokenRequestBuilder
{
RequestTokenRequestBuilder {
consumer_key: consumer_key.to_string(),
consumer_secret: consumer_secret.to_string(),
oauth_callback: oauth_callback.to_string(),
x_auth_access_type: None
}
}
#[derive(Clone, Debug)]
pub struct AccessTokenResponse {
consumer_key: String,
consumer_secret: String,
pub oauth_token: String,
pub oauth_token_secret: String,
pub user_id: i64,
pub screen_name: String
}
impl AccessTokenResponse {
pub fn to_authenticator(&self) -> OAuthAuthenticator {
OAuthAuthenticator::new(
&self.consumer_key[..],
&self.consumer_secret[..],
&self.oauth_token[..],
&self.oauth_token_secret[..]
)
}
}
#[derive(Clone, Debug)]
pub struct AccessTokenRequestBuilder {
consumer_key: String,
consumer_secret: String,
oauth_token: String,
oauth_token_secret: String,
oauth_verifier: String
}
impl AccessTokenRequestBuilder {
pub fn execute(&self) -> TwitterResult<AccessTokenResponse> {
let access_token_url = Url::parse("https://api.twitter.com/oauth/access_token").unwrap();
let authorization = oauthcli::authorization_header(
"POST",
access_token_url.clone(),
None,
&self.consumer_key[..],
&self.consumer_secret[..],
Some(&self.oauth_token[..]),
Some(&self.oauth_token_secret[..]),
SignatureMethod::HmacSha1,
&oauthcli::timestamp()[..],
&oauthcli::nonce()[..],
None,
Some(&self.oauth_verifier[..]),
Vec::new().into_iter()
);
let res = try!(request_twitter(
Post, access_token_url.clone(), &[], authorization));
let v = form_urlencoded::parse(res.raw_response.as_bytes()).collect::<Vec<_>>();
let oauth_token = v.iter().find(|x| x.0 == "oauth_token");
let oauth_token_secret = v.iter().find(|x| x.0 == "oauth_token_secret");
let user_id = v.iter().find(|x| x.0 == "user_id")
.and_then(|x| (&x.1[..]).parse().ok());
let screen_name = v.iter().find(|x| x.0 == "screen_name");
match oauth_token.and(oauth_token_secret).and(user_id).and(screen_name) {
Some(_) => Ok(res.object(AccessTokenResponse {
consumer_key: self.consumer_key.to_string(),
consumer_secret: self.consumer_secret.to_string(),
oauth_token: oauth_token.unwrap().1.clone().to_string(),
oauth_token_secret: oauth_token_secret.unwrap().1.clone().to_string(),
user_id: user_id.unwrap(),
screen_name: screen_name.unwrap().1.clone().to_string()
})),
None => Err(TwitterError::ParseError(res.clone()))
}
}
}
pub fn access_token(consumer_key: &str, consumer_secret: &str,
oauth_token: &str, oauth_token_secret: &str, oauth_verifier: &str)
-> AccessTokenRequestBuilder
{
AccessTokenRequestBuilder {
consumer_key: consumer_key.to_string(),
consumer_secret: consumer_secret.to_string(),
oauth_token: oauth_token.to_string(),
oauth_token_secret: oauth_token_secret.to_string(),
oauth_verifier: oauth_verifier.to_string()
}
}