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28.20
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< h1 > Source code for pylorax.api.crossdomain< / h1 > < div class = "highlight" > < pre >
< span > < / span > < span class = "c1" > #< / span >
< span class = "c1" > # Copyright (C) 2017 Red Hat, Inc.< / span >
< span class = "c1" > #< / span >
< span class = "c1" > # This program is free software; you can redistribute it and/or modify< / span >
< span class = "c1" > # it under the terms of the GNU General Public License as published by< / span >
< span class = "c1" > # the Free Software Foundation; either version 2 of the License, or< / span >
< span class = "c1" > # (at your option) any later version.< / span >
< span class = "c1" > #< / span >
< span class = "c1" > # This program is distributed in the hope that it will be useful,< / span >
< span class = "c1" > # but WITHOUT ANY WARRANTY; without even the implied warranty of< / span >
< span class = "c1" > # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the< / span >
< span class = "c1" > # GNU General Public License for more details.< / span >
< span class = "c1" > #< / span >
< span class = "c1" > # You should have received a copy of the GNU General Public License< / span >
< span class = "c1" > # along with this program. If not, see < http://www.gnu.org/licenses/> .< / span >
< span class = "c1" > #< / span >
< span class = "c1" > # crossdomain decorator from - http://flask.pocoo.org/snippets/56/< / span >
< span class = "kn" > from< / span > < span class = "nn" > datetime< / span > < span class = "k" > import< / span > < span class = "n" > timedelta< / span >
< span class = "kn" > from< / span > < span class = "nn" > flask< / span > < span class = "k" > import< / span > < span class = "n" > make_response< / span > < span class = "p" > ,< / span > < span class = "n" > request< / span > < span class = "p" > ,< / span > < span class = "n" > current_app< / span >
< span class = "kn" > from< / span > < span class = "nn" > functools< / span > < span class = "k" > import< / span > < span class = "n" > update_wrapper< / span >
< div class = "viewcode-block" id = "crossdomain" > < a class = "viewcode-back" href = "../../../pylorax.api.html#pylorax.api.crossdomain.crossdomain" > [docs]< / a > < span class = "k" > def< / span > < span class = "nf" > crossdomain< / span > < span class = "p" > (< / span > < span class = "n" > origin< / span > < span class = "p" > ,< / span > < span class = "n" > methods< / span > < span class = "o" > =< / span > < span class = "kc" > None< / span > < span class = "p" > ,< / span > < span class = "n" > headers< / span > < span class = "o" > =< / span > < span class = "kc" > None< / span > < span class = "p" > ,< / span >
< span class = "n" > max_age< / span > < span class = "o" > =< / span > < span class = "mi" > 21600< / span > < span class = "p" > ,< / span > < span class = "n" > attach_to_all< / span > < span class = "o" > =< / span > < span class = "kc" > True< / span > < span class = "p" > ,< / span >
< span class = "n" > automatic_options< / span > < span class = "o" > =< / span > < span class = "kc" > True< / span > < span class = "p" > ):< / span >
< span class = "k" > if< / span > < span class = "n" > methods< / span > < span class = "ow" > is< / span > < span class = "ow" > not< / span > < span class = "kc" > None< / span > < span class = "p" > :< / span >
< span class = "n" > methods< / span > < span class = "o" > =< / span > < span class = "s1" > ' , ' < / span > < span class = "o" > .< / span > < span class = "n" > join< / span > < span class = "p" > (< / span > < span class = "nb" > sorted< / span > < span class = "p" > (< / span > < span class = "n" > x< / span > < span class = "o" > .< / span > < span class = "n" > upper< / span > < span class = "p" > ()< / span > < span class = "k" > for< / span > < span class = "n" > x< / span > < span class = "ow" > in< / span > < span class = "n" > methods< / span > < span class = "p" > ))< / span >
< span class = "k" > if< / span > < span class = "n" > headers< / span > < span class = "ow" > is< / span > < span class = "ow" > not< / span > < span class = "kc" > None< / span > < span class = "ow" > and< / span > < span class = "ow" > not< / span > < span class = "nb" > isinstance< / span > < span class = "p" > (< / span > < span class = "n" > headers< / span > < span class = "p" > ,< / span > < span class = "nb" > str< / span > < span class = "p" > ):< / span >
< span class = "n" > headers< / span > < span class = "o" > =< / span > < span class = "s1" > ' , ' < / span > < span class = "o" > .< / span > < span class = "n" > join< / span > < span class = "p" > (< / span > < span class = "n" > x< / span > < span class = "o" > .< / span > < span class = "n" > upper< / span > < span class = "p" > ()< / span > < span class = "k" > for< / span > < span class = "n" > x< / span > < span class = "ow" > in< / span > < span class = "n" > headers< / span > < span class = "p" > )< / span >
< span class = "k" > if< / span > < span class = "ow" > not< / span > < span class = "nb" > isinstance< / span > < span class = "p" > (< / span > < span class = "n" > origin< / span > < span class = "p" > ,< / span > < span class = "nb" > list< / span > < span class = "p" > ):< / span >
< span class = "n" > origin< / span > < span class = "o" > =< / span > < span class = "p" > [< / span > < span class = "n" > origin< / span > < span class = "p" > ]< / span >
< span class = "k" > if< / span > < span class = "nb" > isinstance< / span > < span class = "p" > (< / span > < span class = "n" > max_age< / span > < span class = "p" > ,< / span > < span class = "n" > timedelta< / span > < span class = "p" > ):< / span >
< span class = "n" > max_age< / span > < span class = "o" > =< / span > < span class = "nb" > int< / span > < span class = "p" > (< / span > < span class = "n" > max_age< / span > < span class = "o" > .< / span > < span class = "n" > total_seconds< / span > < span class = "p" > ())< / span >
< span class = "k" > def< / span > < span class = "nf" > get_methods< / span > < span class = "p" > ():< / span >
< span class = "k" > if< / span > < span class = "n" > methods< / span > < span class = "ow" > is< / span > < span class = "ow" > not< / span > < span class = "kc" > None< / span > < span class = "p" > :< / span >
< span class = "k" > return< / span > < span class = "n" > methods< / span >
< span class = "n" > options_resp< / span > < span class = "o" > =< / span > < span class = "n" > current_app< / span > < span class = "o" > .< / span > < span class = "n" > make_default_options_response< / span > < span class = "p" > ()< / span >
< span class = "k" > return< / span > < span class = "n" > options_resp< / span > < span class = "o" > .< / span > < span class = "n" > headers< / span > < span class = "p" > [< / span > < span class = "s1" > ' allow' < / span > < span class = "p" > ]< / span >
< span class = "k" > def< / span > < span class = "nf" > decorator< / span > < span class = "p" > (< / span > < span class = "n" > f< / span > < span class = "p" > ):< / span >
< span class = "k" > def< / span > < span class = "nf" > wrapped_function< / span > < span class = "p" > (< / span > < span class = "o" > *< / span > < span class = "n" > args< / span > < span class = "p" > ,< / span > < span class = "o" > **< / span > < span class = "n" > kwargs< / span > < span class = "p" > ):< / span >
< span class = "k" > if< / span > < span class = "n" > automatic_options< / span > < span class = "ow" > and< / span > < span class = "n" > request< / span > < span class = "o" > .< / span > < span class = "n" > method< / span > < span class = "o" > ==< / span > < span class = "s1" > ' OPTIONS' < / span > < span class = "p" > :< / span >
< span class = "n" > resp< / span > < span class = "o" > =< / span > < span class = "n" > current_app< / span > < span class = "o" > .< / span > < span class = "n" > make_default_options_response< / span > < span class = "p" > ()< / span >
< span class = "k" > else< / span > < span class = "p" > :< / span >
< span class = "n" > resp< / span > < span class = "o" > =< / span > < span class = "n" > make_response< / span > < span class = "p" > (< / span > < span class = "n" > f< / span > < span class = "p" > (< / span > < span class = "o" > *< / span > < span class = "n" > args< / span > < span class = "p" > ,< / span > < span class = "o" > **< / span > < span class = "n" > kwargs< / span > < span class = "p" > ))< / span >
< span class = "k" > if< / span > < span class = "ow" > not< / span > < span class = "n" > attach_to_all< / span > < span class = "ow" > and< / span > < span class = "n" > request< / span > < span class = "o" > .< / span > < span class = "n" > method< / span > < span class = "o" > !=< / span > < span class = "s1" > ' OPTIONS' < / span > < span class = "p" > :< / span >
< span class = "k" > return< / span > < span class = "n" > resp< / span >
< span class = "n" > h< / span > < span class = "o" > =< / span > < span class = "n" > resp< / span > < span class = "o" > .< / span > < span class = "n" > headers< / span >
< span class = "n" > h< / span > < span class = "o" > .< / span > < span class = "n" > extend< / span > < span class = "p" > ([(< / span > < span class = "s2" > " Access-Control-Allow-Origin" < / span > < span class = "p" > ,< / span > < span class = "n" > orig< / span > < span class = "p" > )< / span > < span class = "k" > for< / span > < span class = "n" > orig< / span > < span class = "ow" > in< / span > < span class = "n" > origin< / span > < span class = "p" > ])< / span >
< span class = "n" > h< / span > < span class = "p" > [< / span > < span class = "s1" > ' Access-Control-Allow-Methods' < / span > < span class = "p" > ]< / span > < span class = "o" > =< / span > < span class = "n" > get_methods< / span > < span class = "p" > ()< / span >
< span class = "n" > h< / span > < span class = "p" > [< / span > < span class = "s1" > ' Access-Control-Max-Age' < / span > < span class = "p" > ]< / span > < span class = "o" > =< / span > < span class = "nb" > str< / span > < span class = "p" > (< / span > < span class = "n" > max_age< / span > < span class = "p" > )< / span >
< span class = "k" > if< / span > < span class = "n" > headers< / span > < span class = "ow" > is< / span > < span class = "ow" > not< / span > < span class = "kc" > None< / span > < span class = "p" > :< / span >
< span class = "n" > h< / span > < span class = "p" > [< / span > < span class = "s1" > ' Access-Control-Allow-Headers' < / span > < span class = "p" > ]< / span > < span class = "o" > =< / span > < span class = "n" > headers< / span >
< span class = "k" > return< / span > < span class = "n" > resp< / span >
< span class = "n" > f< / span > < span class = "o" > .< / span > < span class = "n" > provide_automatic_options< / span > < span class = "o" > =< / span > < span class = "kc" > False< / span >
< span class = "n" > f< / span > < span class = "o" > .< / span > < span class = "n" > required_methods< / span > < span class = "o" > =< / span > < span class = "p" > [< / span > < span class = "s1" > ' OPTIONS' < / span > < span class = "p" > ]< / span >
< span class = "k" > return< / span > < span class = "n" > update_wrapper< / span > < span class = "p" > (< / span > < span class = "n" > wrapped_function< / span > < span class = "p" > ,< / span > < span class = "n" > f< / span > < span class = "p" > )< / span >
< span class = "k" > return< / span > < span class = "n" > decorator< / span > < / div >
< / pre > < / div >
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