move to monorepo dir

apps/labrinth/src/util/captcha.rs

@@ -0,0 +1,41 @@
+use crate::routes::ApiError;
+use crate::util::env::parse_var;
+use actix_web::HttpRequest;
+use serde::Deserialize;
+use serde_json::json;
+
+pub async fn check_turnstile_captcha(req: &HttpRequest, challenge: &str) -> Result<bool, ApiError> {
+    let conn_info = req.connection_info().clone();
+    let ip_addr = if parse_var("CLOUDFLARE_INTEGRATION").unwrap_or(false) {
+        if let Some(header) = req.headers().get("CF-Connecting-IP") {
+            header.to_str().ok()
+        } else {
+            conn_info.peer_addr()
+        }
+    } else {
+        conn_info.peer_addr()
+    };
+
+    let client = reqwest::Client::new();
+
+    #[derive(Deserialize)]
+    struct Response {
+        success: bool,
+    }
+
+    let val: Response = client
+        .post("https://challenges.cloudflare.com/turnstile/v0/siteverify")
+        .json(&json!({
+            "secret": dotenvy::var("TURNSTILE_SECRET")?,
+            "response": challenge,
+            "remoteip": ip_addr,
+        }))
+        .send()
+        .await
+        .map_err(|_| ApiError::Turnstile)?
+        .json()
+        .await
+        .map_err(|_| ApiError::Turnstile)?;
+
+    Ok(val.success)
+}