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2018-08-13 23:43:20 +00:00
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< h1 > Source code for pylorax.api.checkparams< / h1 > < div class = "highlight" > < pre >
< span > < / span > < span class = "c1" > #< / span >
< span class = "c1" > # Copyright (C) 2018 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 = "kn" > import< / span > < span class = "nn" > logging< / span >
< span class = "n" > log< / span > < span class = "o" > =< / span > < span class = "n" > logging< / span > < span class = "o" > .< / span > < span class = "n" > getLogger< / span > < span class = "p" > (< / span > < span class = "s2" > " lorax-composer" < / span > < span class = "p" > )< / span >
< span class = "kn" > from< / span > < span class = "nn" > flask< / span > < span class = "k" > import< / span > < span class = "n" > jsonify< / span >
< span class = "kn" > from< / span > < span class = "nn" > functools< / span > < span class = "k" > import< / span > < span class = "n" > update_wrapper< / span >
< span class = "c1" > # A decorator for checking the parameters provided to the API route implementing< / span >
< span class = "c1" > # functions. The tuples parameter is a list of tuples. Each tuple is the string< / span >
< span class = "c1" > # name of a parameter (" blueprint_name" , not blueprint_name), the value it' s set< / span >
< span class = "c1" > # to by flask if the caller did not provide it, and a message to be returned to< / span >
< span class = "c1" > # the user.< / span >
< span class = "c1" > #< / span >
< span class = "c1" > # If the parameter is set to its default, the error message is returned. Otherwise,< / span >
< span class = "c1" > # the decorated function is called and its return value is returned.< / span >
< div class = "viewcode-block" id = "checkparams" > < a class = "viewcode-back" href = "../../../pylorax.api.html#pylorax.api.checkparams.checkparams" > [docs]< / a > < span class = "k" > def< / span > < span class = "nf" > checkparams< / span > < span class = "p" > (< / span > < span class = "n" > tuples< / 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" > for< / span > < span class = "n" > tup< / span > < span class = "ow" > in< / span > < span class = "n" > tuples< / span > < span class = "p" > :< / span >
< span class = "k" > if< / span > < span class = "n" > kwargs< / span > < span class = "p" > [< / span > < span class = "n" > tup< / span > < span class = "p" > [< / span > < span class = "mi" > 0< / span > < span class = "p" > ]]< / span > < span class = "o" > ==< / span > < span class = "n" > tup< / span > < span class = "p" > [< / span > < span class = "mi" > 1< / span > < span class = "p" > ]:< / span >
< span class = "n" > log< / span > < span class = "o" > .< / span > < span class = "n" > error< / span > < span class = "p" > (< / span > < span class = "s2" > " (< / span > < span class = "si" > %s< / span > < span class = "s2" > ) < / span > < span class = "si" > %s< / span > < span class = "s2" > " < / span > < span class = "p" > ,< / span > < span class = "n" > f< / span > < span class = "o" > .< / span > < span class = "vm" > __name__< / span > < span class = "p" > ,< / span > < span class = "n" > tup< / span > < span class = "p" > [< / span > < span class = "mi" > 2< / span > < span class = "p" > ])< / span >
< span class = "k" > return< / span > < span class = "n" > jsonify< / span > < span class = "p" > (< / span > < span class = "n" > status< / span > < span class = "o" > =< / span > < span class = "kc" > False< / span > < span class = "p" > ,< / span > < span class = "n" > errors< / span > < span class = "o" > =< / span > < span class = "p" > [< / span > < span class = "n" > tup< / span > < span class = "p" > [< / span > < span class = "mi" > 2< / span > < span class = "p" > ]]),< / span > < span class = "mi" > 400< / span >
< span class = "k" > return< / 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" > 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 >
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