From a34f3d310f9e2625a68a9fabd54ec9aa56936ca0 Mon Sep 17 00:00:00 2001 From: einisto <79069176+einisto@users.noreply.github.com> Date: Tue, 31 May 2022 16:48:09 +0300 Subject: [PATCH] Arg parsing --- .gitignore | 1 + Cargo.lock | 179 ++++++++++++++++++++++++++++++++++++++++++++++++++++ Cargo.toml | 10 +++ src/main.rs | 78 +++++++++++++++++++++++ 4 files changed, 268 insertions(+) create mode 100644 .gitignore create mode 100644 Cargo.lock create mode 100644 Cargo.toml create mode 100644 src/main.rs diff --git a/.gitignore b/.gitignore new file mode 100644 index 0000000..ea8c4bf --- /dev/null +++ b/.gitignore @@ -0,0 +1 @@ +/target diff --git a/Cargo.lock b/Cargo.lock new file mode 100644 index 0000000..9b4c637 --- /dev/null +++ b/Cargo.lock @@ -0,0 +1,179 @@ +# This file is automatically @generated by Cargo. +# It is not intended for manual editing. +version = 3 + +[[package]] +name = "aho-corasick" +version = "0.7.18" +source = "registry+https://github.com/rust-lang/crates.io-index" 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https://doc.rust-lang.org/cargo/reference/manifest.html + +[dependencies] +clap = "3.1.18" +regex = "1.5.6" diff --git a/src/main.rs b/src/main.rs new file mode 100644 index 0000000..85d970c --- /dev/null +++ b/src/main.rs @@ -0,0 +1,78 @@ +use clap::{Arg, ArgGroup, Command}; +use regex::Regex; +use std::{path::PathBuf, process::exit}; + +#[derive(Debug, PartialEq, Eq)] +enum Mode { + Thread, + Board, +} + +fn parse_cli_args() -> (PathBuf, String, Mode) { + let matches = Command::new("My Super Program") + .version("1.0") + .author("Kevin K. ") + .about("Does awesome things") + .arg( + Arg::new("path") + .short('p') + .long("path") + .value_name("PATH") + .help("Set an output directory") + .takes_value(true) + .required(true), + ) + .arg( + Arg::new("thread") + .short('t') + .long("thread") + .value_name("URL") + .help("Set a thread URL") + .takes_value(true), + ) + .arg( + Arg::new("board") + .short('b') + .long("board") + .value_name("URL") + .help("Set a board URL") + .takes_value(true), + ) + .group( + ArgGroup::new("target") + .args(&["thread", "board"]) + .required(true), + ) + .get_matches(); + + let re = Regex::new( + r"(http|https)://boards.(4chan|4channel).org/[a-zA-Z]{1,4}/(catalog|thread/\d+)", + ) + .unwrap(); + + let path = PathBuf::from(matches.value_of("path").unwrap()); + let target_match = matches.value_of("target").unwrap(); + let target = match re.is_match(target_match) { + true => target_match, + false => { + eprintln!("Error: Invalid URL"); + exit(0x0100); + } + }; + let mode = match matches.is_present("thread") { + true => Mode::Thread, + false => Mode::Board, + }; + + (path, String::from(target), mode) +} + +fn main() { + // TODO: add var for default output path (similar to wgdl.py) + let (path, target, mode) = parse_cli_args(); + + println!( + "CONFIG:\n\tPATH: {:?}\n\tTARGET: {}\n\tMODE: {:?}", + path, target, mode + ); +}