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3 changed files with 89 additions and 11 deletions

27
Cargo.lock generated
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@ -17,6 +17,15 @@ version = "1.0.2"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "f26201604c87b1e01bd3d98f8d5d9a8fcbb815e8cedb41ffccbeb4bf593a35fe"
[[package]]
name = "aho-corasick"
version = "0.7.19"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "b4f55bd91a0978cbfd91c457a164bab8b4001c833b7f323132c0a4e1922dd44e"
dependencies = [
"memchr",
]
[[package]]
name = "atty"
version = "0.2.14"
@ -446,6 +455,23 @@ dependencies = [
"proc-macro2",
]
[[package]]
name = "regex"
version = "1.6.0"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "4c4eb3267174b8c6c2f654116623910a0fef09c4753f8dd83db29c48a0df988b"
dependencies = [
"aho-corasick",
"memchr",
"regex-syntax",
]
[[package]]
name = "regex-syntax"
version = "0.6.27"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "a3f87b73ce11b1619a3c6332f45341e0047173771e8b8b73f87bfeefb7b56244"
[[package]]
name = "ring"
version = "0.16.20"
@ -532,6 +558,7 @@ dependencies = [
"color-eyre",
"indicatif",
"opml",
"regex",
"ureq",
]

View File

@ -15,6 +15,7 @@ path = "source/main.rs"
color-eyre = "0.6.2"
indicatif = "0.17.1"
opml = "1.1.4"
regex = "1.6.0"
ureq = "2.5.0"
[dependencies.clap]

View File

@ -13,6 +13,7 @@ use {
clap::Parser,
color_eyre::{install, Result},
indicatif::{ProgressBar, ProgressStyle},
regex::Regex,
};
/// CLI arguments struct using [`clap`]'s Derive API.
@ -34,11 +35,18 @@ pub struct Args {
/// Verify potential feeds by downloading them and checking if they return XML.
#[clap(short, long)]
pub verify: bool,
/// A game's store URL, can be used multiple times.
#[clap(long)]
pub url: Vec<String>,
}
/// A simple feed struct.
#[derive(Debug)]
pub struct Feed {
/// The CLI option that was used for this feed.
pub option: FeedOption,
/// The text to use for the feed in the OPML output.
pub text: Option<String>,
@ -46,6 +54,16 @@ pub struct Feed {
pub url: String,
}
/// An enum for [`Feed`]s for which option was used in the CLI.
#[derive(Debug, PartialEq)]
pub enum FeedOption {
/// `-a, --appid <APPID>` was used.
AppID,
/// `--url <URL>` was used.
Url,
}
fn main() -> Result<()> {
install()?;
@ -58,29 +76,56 @@ fn main() -> Result<()> {
let mut potential_feeds = vec![];
let mut feeds_to_output = vec![];
let store_url_regex =
Regex::new(r"(?i)^https?://store.steampowered.com/app/(?P<appid>\d+)")?;
for appid in args.appid {
potential_feeds.push(Feed {
option: FeedOption::AppID,
text: Some(format!("Steam AppID {appid}")),
url: format!("https://steamcommunity.com/games/{appid}/rss/"),
url: appid_to_rss_url(appid),
});
}
for url in args.url {
let appid = store_url_regex
.captures(&url)
.and_then(|captures| captures.name("appid"))
.and_then(|appid_match| appid_match.as_str().parse::<usize>().ok());
if let Some(appid) = appid {
potential_feeds.push(Feed {
option: FeedOption::Url,
text: Some(format!("Steam AppID {appid}")),
url: appid_to_rss_url(appid),
});
}
}
if args.verify {
let progress = ProgressBar::new(potential_feeds.len().try_into()?)
.with_style(ProgressStyle::with_template("Verifying {pos}/{len} {bar}")?);
for potential_feed in potential_feeds {
let response = ureq_agent.get(&potential_feed.url).call()?;
if response.content_type() == "text/xml" {
let body = response.into_string()?;
let title_start = body.find("<title>").unwrap() + 7;
let title_end = body.find("</title>").unwrap();
feeds_to_output.push(Feed {
text: Some(body[title_start..title_end].to_string()),
url: potential_feed.url,
});
}
let potential_feed = if [FeedOption::AppID, FeedOption::Url]
.contains(&potential_feed.option)
{
let response = ureq_agent.get(&potential_feed.url).call()?;
if response.content_type() == "text/xml" {
let body = response.into_string()?;
let title_start = body.find("<title>").unwrap() + 7;
let title_end = body.find("</title>").unwrap();
Feed {
text: Some(body[title_start..title_end].to_string()),
..potential_feed
}
} else {
continue;
}
} else {
continue;
};
feeds_to_output.push(potential_feed);
sleep(timeout);
progress.inc(1);
}
@ -106,3 +151,8 @@ fn main() -> Result<()> {
Ok(())
}
/// Creates a Steam RSS URL from a given AppID.
fn appid_to_rss_url<D: std::fmt::Display>(appid: D) -> String {
format!("https://steamcommunity.com/games/{appid}/rss/")
}