nucleus/rna/middleware.py

try:
    from django.utils.deprecation import MiddlewareMixin
except ImportError:
    MiddlewareMixin = object


METHOD_OVERRIDE_HEADER = "HTTP_X_HTTP_METHOD_OVERRIDE"


class PatchOverrideMiddleware(MiddlewareMixin):
    def process_view(self, request, callback, callback_args, callback_kwargs):
        if request.method == "POST" and request.META.get(METHOD_OVERRIDE_HEADER) == "PATCH":
            request.method = "PATCH"