Fix #2645 (h/t @Benaiah)

ralsina · ralsina · commit f4ea4f4968e5 · 2017-02-21T14:15:37.000-03:00
diff --git a/CHANGES.txt b/CHANGES.txt
@@ -16,6 +16,7 @@ Features
 Bugfixes
 --------
 
+* Fix mimetype guessing in auto mode (Issue #2645)
 * Fix filters.html5lib_xmllike for laters html5lib (Issue #2648)
 * Skip the current post in post lists (Issue #2666)
 * Fix poor performance when compiling multiple markdown documents with
diff --git a/nikola/plugins/command/auto/__init__.py b/nikola/plugins/command/auto/__init__.py
@@ -298,8 +298,12 @@ def serve_static(self, environ, start_response):
         p_uri = urlparse(uri)
         f_path = os.path.join(self.site.config['OUTPUT_FOLDER'], *[unquote(x) for x in p_uri.path.split('/')])
 
+        # mimetypes.guess_type can't handle query strings, so we need
+        # to strip the URI to only the path for mimetype guessing
+        stripped_uri = urlparse.urljoin(url, p_uri.path)
+
         # ‘Pretty’ URIs and root are assumed to be HTML
-        mimetype = 'text/html' if uri.endswith('/') else mimetypes.guess_type(uri)[0] or 'application/octet-stream'
+        mimetype = 'text/html' if uri.endswith('/') else mimetypes.guess_type(stripped_uri)[0] or 'application/octet-stream'
 
         if os.path.isdir(f_path):
             if not p_uri.path.endswith('/'):  # Redirect to avoid breakage
