From 0de0fb45833e33198bf70c64e84f203e9f3c89b7 Mon Sep 17 00:00:00 2001
From: Jendrik <12938023+jendrikw@users.noreply.github.com>
Date: Sun, 20 Nov 2022 17:42:36 +0100
Subject: [PATCH] extend doc url blocks to arbitrary subdomains

As discussed at https://rust-lang.zulipchat.com/#narrow/stream/318791-t-crates-io/topic/link.20to.20scam/near/311155912
---
 src/views.rs | 15 ++++++++++++++-
 1 file changed, 14 insertions(+), 1 deletion(-)

diff --git a/src/views.rs b/src/views.rs
index 3bc62ff7419..bfa33b30255 100644
--- a/src/views.rs
+++ b/src/views.rs
@@ -350,7 +350,10 @@ impl EncodableCrate {
         };
 
         // Match documentation URL host against blocked host array elements
-        if DOCUMENTATION_BLOCKLIST.contains(&url_host) {
+        if DOCUMENTATION_BLOCKLIST
+            .iter()
+            .any(|blocked| url_host.ends_with(blocked))
+        {
             None
         } else {
             Some(url)
@@ -897,4 +900,14 @@ mod tests {
             None
         );
     }
+
+    #[test]
+    fn documentation_blocked_subdomain() {
+        assert_eq!(
+            EncodableCrate::remove_blocked_documentation_urls(Some(String::from(
+                "http://www.rust-ci.org/crate/crate-0.1/doc/crate-0.1",
+            ),),),
+            None
+        );
+    }
 }