fixes #3422

app/logical/sources/strategies/twitter.rb

@@ -3,7 +3,7 @@ module Sources::Strategies
     attr_reader :image_urls
 
     def self.url_match?(url)
-      self.status_id_from_url(url).present?
+      url =~ %r{^https?://(?:mobile\.)?twitter\.com}i
     end
 
     def referer_url

test/unit/sources/twitter_test.rb

@@ -158,5 +158,15 @@ module Sources
         assert_equal(tags, @site.tags)
       end
     end
+
+    context "#normalize_for_artist_finder!" do
+      setup do
+        @site = Sources::Site.new("https://twitter.com/BLAH")
+      end
+
+      should "downcase the url" do
+        assert_equal("https://twitter.com/blah", @site.normalize_for_artist_finder!)
+      end
+    end
   end
 end