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@@ -0,0 +1,85 @@
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+use crate::db::notifications::delete_ping;
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+use crate::handlers::Context;
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+
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+#[derive(Debug, serde::Deserialize)]
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+pub struct Request {
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+ /// Markdown body of the sent message.
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+ data: String,
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+
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+ /// Metadata about this request.
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+ message: Message,
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+
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+ /// Authentication token. The same for all Zulip messages.
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+ token: String,
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+}
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+
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+#[derive(Debug, serde::Deserialize)]
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+struct Message {
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+ sender_id: usize,
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+ sender_full_name: String,
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+}
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+
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+#[derive(serde::Serialize)]
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+struct Response<'a> {
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+ content: &'a str,
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+}
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+
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+// Zulip User ID to GH User ID
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+//
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+// FIXME: replace with https://github.com/rust-lang/team/pull/222 once it lands
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+static MAPPING: &[(usize, i64)] = &[(116122, 5047365), (119235, 1940490)];
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+
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+pub async fn respond(ctx: &Context, req: Request) -> String {
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+ let expected_token = std::env::var("ZULIP_TOKEN").expect("`ZULIP_TOKEN` set for authorization");
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+
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+ if !openssl::memcmp::eq(req.token.as_bytes(), expected_token.as_bytes()) {
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+ return serde_json::to_string(&Response {
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+ content: "Invalid authorization.",
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+ })
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+ .unwrap();
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+ }
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+
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+ log::trace!("zulip hook: {:?}", req);
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+ let gh_id = match MAPPING
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+ .iter()
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+ .find(|(zulip, _)| *zulip == req.message.sender_id)
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+ {
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+ Some((_, gh_id)) => *gh_id,
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+ None => {
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+ return serde_json::to_string(&Response {
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+ content: &format!(
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+ "Unknown Zulip user. Please add `zulip-id = {}` to your file in rust-lang/team.",
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+ req.message.sender_id),
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+ })
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+ .unwrap();
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+ }
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+ };
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+
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+ match two_words(&req.data) {
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+ Some(["acknowledge", url]) => match delete_ping(&ctx.db, gh_id, url).await {
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+ Ok(()) => serde_json::to_string(&Response {
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+ content: &format!("Acknowledged {}.", url),
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+ })
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+ .unwrap(),
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+ Err(e) => serde_json::to_string(&Response {
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+ content: &format!("Failed to acknowledge {}: {:?}.", url, e),
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+ })
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+ .unwrap(),
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+ },
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+ _ => serde_json::to_string(&Response {
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+ content: "Unknown command.",
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+ })
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+ .unwrap(),
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+ }
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+}
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+
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+fn two_words(s: &str) -> Option<[&str; 2]> {
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+ let mut iter = s.split_whitespace();
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+ let first = iter.next()?;
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+ let second = iter.next()?;
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+ if iter.next().is_some() {
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+ return None;
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+ }
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+
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+ return Some([first, second]);
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+}
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Mark Rousskov