X-Git-Url: http://git.scottworley.com/voter/blobdiff_plain/f724d95fdf704f2480581d7de85f0198a5c049e8..302f399bb8f0e505bea7b5dad7b0b5b799218240:/src/main.rs diff --git a/src/main.rs b/src/main.rs index 920384e..f79d353 100644 --- a/src/main.rs +++ b/src/main.rs @@ -1,4 +1,11 @@ +// voter: A simple CGI vote recorder, approval-voting-style +// +// This program is free software: you can redistribute it and/or modify it +// under the terms of the GNU Affero General Public License as published +// by the Free Software Foundation, version 3. + use rand::prelude::*; +use std::collections::{HashMap, HashSet}; use std::io::prelude::*; use std::path::{Path, PathBuf}; @@ -44,6 +51,32 @@ fn get_voter(request: &cgi::Request) -> Result<&[u8], cgi::Response> { } } +fn tally_votes(dir: PathBuf) -> std::io::Result>> { + let mut tally: HashMap> = HashMap::new(); + if let Ok(vfile) = std::fs::File::open(dir.join("votes")) { + for liner in std::io::BufReader::new(vfile).lines() { + let line = liner?; + if let Some((voter, datum)) = line.split_once(' ') { + if voter.len() == COOKIE_LENGTH { + if let Some((vote, candidate)) = datum.split_once(' ') { + if vote == "0" { + if let Some(entry) = tally.get_mut(candidate) { + entry.remove(voter); + } + } else if vote == "1" { + tally + .entry(candidate.to_owned()) + .or_default() + .insert(voter.to_owned()); + } + } + } + } + } + } + Ok(tally) +} + fn make_random_id() -> [u8; COOKIE_LENGTH] { let mut id = [0; COOKIE_LENGTH]; for i in 0..COOKIE_LENGTH { @@ -65,7 +98,7 @@ fn set_cookie(mut response: cgi::Response, path: &str) -> Result Vote!