Source code for webargs.bottleparser
# -*- coding: utf-8 -*-
"""Bottle request argument parsing module.
Example: ::
from bottle import route, run
from marshmallow import fields
from webargs.bottleparser import use_args
hello_args = {
'name': fields.Str(missing='World')
}
@route('/', method='GET')
@use_args(hello_args)
def index(args):
return 'Hello ' + args['name']
if __name__ == '__main__':
run(debug=True)
"""
import bottle
from webargs import core
[docs]class BottleParser(core.Parser):
"""Bottle.py request argument parser."""
[docs] def parse_querystring(self, req, name, field):
"""Pull a querystring value from the request."""
return core.get_value(req.query, name, field)
[docs] def parse_json(self, req, name, field):
"""Pull a json value from the request."""
json_data = self._cache.get('json')
if json_data is None:
try:
self._cache['json'] = json_data = req.json
except (AttributeError, ValueError):
return core.missing
if json_data is None:
return core.missing
return core.get_value(json_data, name, field, allow_many_nested=True)
[docs] def parse_cookies(self, req, name, field):
"""Pull a value from the cookiejar."""
return req.get_cookie(name)
[docs] def parse_files(self, req, name, field):
"""Pull a file from the request."""
return core.get_value(req.files, name, field)
[docs] def handle_error(self, error):
"""Handles errors during parsing. Aborts the current request with a
400 error.
"""
status_code = getattr(error, 'status_code', self.DEFAULT_VALIDATION_STATUS)
headers = getattr(error, 'headers', {})
raise bottle.HTTPError(status=status_code, body=error.messages,
headers=headers, exception=error)
[docs] def get_default_request(self):
"""Override to use bottle's thread-local request object by default."""
return bottle.request
parser = BottleParser()
use_args = parser.use_args
use_kwargs = parser.use_kwargs