[core] include api.mapbox.com in canonicalization

and move the canonicalization to mapbox.cpp since it's not specific to the SQLiteCache

1 files changed, 6 insertions, 0 deletions

diff --git a/src/mbgl/util/mapbox.hpp b/src/mbgl/util/mapbox.hpp
index 9c24dda0e6..57f87e7959 100644
--- a/src/mbgl/util/mapbox.hpp
+++ b/src/mbgl/util/mapbox.hpp
@@ -14,6 +14,12 @@ std::string normalizeSpriteURL(const std::string& url, const std::string& access
 std::string normalizeGlyphsURL(const std::string& url, const std::string& accessToken);
 std::string normalizeTileURL(const std::string& url, const std::string& sourceURL, SourceType sourceType);
 
+// Canonicalizes Mapbox URLs by removing [a-d] subdomain prefixes, access tokens, and protocol.
+// Note that this is close, but not exactly the reverse operation as above, as this retains certain
+// information, such as the API version. It is used to cache resources retrieved from the URL, that
+// sometimes have multiple valid URLs.
+std::string canonicalURL(const std::string &url);
+
 }
 }
 }