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use base64::{engine::general_purpose::URL_SAFE, Engine as _};
use regex::Regex;
use serde::{Deserialize, Serialize};
use std::collections::HashMap;
/// Represents a VLess proxy.
#[derive(Debug, Serialize, Deserialize)]
pub struct VLess {
/// The host address of the VLess proxy.
pub host: String,
/// The port number for the VLess proxy.
pub port: u32,
/// The UUID of the VLess proxy.
pub id: String,
/// Additional parameters associated with the VLess proxy.
#[serde(flatten)]
pub parameters: Option<HashMap<String, String>>,
}
impl VLess {
/// Converts the VLess proxy information into a VLess URL.
///
/// # Example
///
/// ```
/// use proxy_scraper::vless::VLess;
/// let proxy = VLess {
/// host: "example.com".to_string(),
/// port: 443,
/// id: "00000000-0000-0000-0000-000000000000".to_string(),
/// parameters: None,
/// };
/// let url = proxy.to_url();
/// assert_eq!(url, "vless://00000000-0000-0000-0000-000000000000@example.com:443?");
/// ```
pub fn to_url(&self) -> String {
let url_encoded_parameters = serde_urlencoded::to_string(&self.parameters).unwrap();
format!(
"vless://{}@{}:{}?{}",
self.id, self.host, self.port, url_encoded_parameters
)
}
/// Scrapes VLess proxy information from the provided source string and returns a vector of VLess instances.
///
/// # Arguments
///
/// * `source` - A string containing the source code or text from which to extract VLess proxy information.
///
/// # Returns
///
/// A vector of `VLess` instances parsed from the source string.
pub fn scrape(source: &str) -> Vec<Self> {
let source = crate::utils::seperate_links(source);
let mut proxy_list: Vec<VLess> = Vec::new();
let regex = Regex::new(r#"vless://([a-fA-F0-9]{8}-[a-fA-F0-9]{4}-[a-fA-F0-9]{4}-[a-fA-F0-9]{4}-[a-fA-F0-9]{12})@((.+):(\d+))\?(.+)#"#).unwrap();
for captures in regex.captures_iter(&source) {
let uuid = captures.get(1).map(|id| id.as_str()).unwrap_or("");
let host = captures.get(3).map(|host| host.as_str()).unwrap_or("");
let port = captures.get(4).map(|port| port.as_str()).unwrap_or("");
let url_parameters = captures.get(5).map(|params| params.as_str()).unwrap_or("");
if uuid.is_empty() || host.is_empty() || port.is_empty() || url_parameters.is_empty() {
continue;
}
let parameters: HashMap<String, String> =
serde_urlencoded::from_str(&url_parameters).unwrap();
let vless_proxy = VLess {
host: host.to_string(),
port: port.parse::<u32>().unwrap_or(0),
id: uuid.to_string(),
parameters: Some(parameters),
};
proxy_list.push(vless_proxy);
}
proxy_list
}
}