You should be able to look up the endpoint in your app's url_map:

http://librelist.com/browser//flask/2013/1/14/inverse-of-url-for/#b2f098ca589268cb39be4894fd376f6a

On Mon, Jan 26, 2015 at 8:14 AM, Max Edwards <[email protected]>
wrote:

> I have settled on the still hacky but less evil
> current_app.test_client().options(PATH_TO_TEST). Hopefully this is much
> more lightweight than doing a GET request!
>
>
> On Monday, January 26, 2015 at 3:21:20 PM UTC, Max Edwards wrote:
>>
>> I have a requirement (to protect against an XSS vulnerability) to check
>> if a URL path would be matched by one of our url rules.
>>
>> At the moment I'm doing it in a hacky way by using
>> current_app.test_client().get(PATH_TO_TEST) and checking that the status
>> code is not 404. Bit heavy weight because it forces the route to fully
>> execute also including template rendering.
>>
>> Ideally I would be able to do something like current_app.path_is_valid(GET,
>> PATH_TO_TEST) or  current_app.get_route_function_for_path(GET,
>> PATH_TO_TEST)
>>
>> Many thanks!
>>
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