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Merge pull request #3320 from alphagov/remove-generic-400-error-page

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remove admin 400 error handler
This commit is contained in:
Leo Hemsted
2020-02-21 13:08:53 +00:00
committed by GitHub
parent 60ea2eaa40 d83250c7c2
commit 106228ed09
5 changed files with 20 additions and 41 deletions
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40
app/__init__.py
View File

@@ -1,4 +1,3 @@
import itertools
import os
import re
import urllib
@@ -616,8 +615,10 @@ def useful_headers_after_request(response):
def register_errorhandlers(application): # noqa (C901 too complex)
def _error_response(error_code):
resp = make_response(render_template("error/{0}.html".format(error_code)), error_code)
def _error_response(error_code, error_page_template=None):
if error_page_template is None:
error_page_template = error_code
resp = make_response(render_template("error/{0}.html".format(error_page_template)), error_code)
return useful_headers_after_request(resp)
@application.errorhandler(HTTPError)
@@ -628,15 +629,10 @@ def register_errorhandlers(application): # noqa (C901 too complex)
error.message
))
error_code = error.status_code
if error_code == 400:
if isinstance(error.message, str):
msg = [error.message]
else:
msg = list(itertools.chain(*[error.message[x] for x in error.message.keys()]))
resp = make_response(render_template("error/400.html", message=msg))
return useful_headers_after_request(resp)
elif error_code not in [401, 404, 403, 410]:
# probably a 500 or 503
if error_code not in [401, 404, 403, 410]:
# probably a 500 or 503.
# it might be a 400, which we should handle as if it's an internal server error. If the API might
# legitimately return a 400, we should handle that within the view or the client that calls it.
application.logger.exception("API {} failed with status {} message {}".format(
error.response.url if error.response else 'unknown',
error.status_code,
@@ -646,8 +642,10 @@ def register_errorhandlers(application): # noqa (C901 too complex)
return _error_response(error_code)
@application.errorhandler(400)
def handle_400(error):
return _error_response(400)
def handle_client_error(error):
# This is tripped if we call `abort(400)`.
application.logger.exception('Unhandled 400 client error')
return _error_response(400, error_page_template=500)
@application.errorhandler(410)
def handle_gone(error):
@@ -690,19 +688,11 @@ def register_errorhandlers(application): # noqa (C901 too complex)
u'csrf.invalid_token: Aborting request, user_id: {user_id}',
extra={'user_id': session['user_id']})
resp = make_response(render_template(
"error/400.html",
message=['Something went wrong, please go back and try again.']
), 400)
return useful_headers_after_request(resp)
return _error_response(400, error_page_template=500)
@application.errorhandler(405)
def handle_405(error):
resp = make_response(render_template(
"error/400.html",
message=['Something went wrong, please go back and try again.']
), 405)
return useful_headers_after_request(resp)
def handle_method_not_allowed(error):
return _error_response(405, error_page_template=500)
@application.errorhandler(WerkzeugHTTPException)
def handle_http_error(error):