/usr/lib/python2.7/dist-packages/restless/fl.py is in python-restless 2.0.1-6.
This file is owned by root:root, with mode 0o644.
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1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 | from flask import make_response
from flask import request
from .resources import Resource
class FlaskResource(Resource):
"""
A Flask-specific ``Resource`` subclass.
Doesn't require any special configuration, but helps when working in a
Flask environment.
"""
@classmethod
def as_list(cls, *init_args, **init_kwargs):
# Overridden here, because Flask uses a global ``request`` object
# rather than passing it to each view.
def _wrapper(*args, **kwargs):
# Make a new instance so that no state potentially leaks between
# instances.
inst = cls(*init_args, **init_kwargs)
inst.request = request
return inst.handle('list', *args, **kwargs)
return _wrapper
@classmethod
def as_detail(cls, *init_args, **init_kwargs):
# Overridden here, because Flask uses a global ``request`` object
# rather than passing it to each view.
def _wrapper(*args, **kwargs):
# Make a new instance so that no state potentially leaks between
# instances.
inst = cls(*init_args, **init_kwargs)
inst.request = request
return inst.handle('detail', *args, **kwargs)
return _wrapper
def request_body(self):
return self.request.data
def is_debug(self):
from flask import current_app
return current_app.debug
def build_response(self, data, status=200):
return make_response(data, status, {
'Content-Type': 'application/json'
})
@classmethod
def build_endpoint_name(cls, name, endpoint_prefix=None):
"""
Given a ``name`` & an optional ``endpoint_prefix``, this generates a name
for a URL.
:param name: The name for the URL (ex. 'detail')
:type name: string
:param endpoint_prefix: (Optional) A prefix for the URL's name (for
resolving). The default is ``None``, which will autocreate a prefix
based on the class name. Ex: ``BlogPostResource`` ->
``api_blogpost_list``
:type endpoint_prefix: string
:returns: The final name
:rtype: string
"""
if endpoint_prefix is None:
endpoint_prefix = 'api_{0}'.format(
cls.__name__.replace('Resource', '').lower()
)
endpoint_prefix = endpoint_prefix.rstrip('_')
return '_'.join([endpoint_prefix, name])
@classmethod
def add_url_rules(cls, app, rule_prefix, endpoint_prefix=None):
"""
A convenience method for hooking up the URLs.
This automatically adds a list & a detail endpoint to your routes.
:param app: The ``Flask`` object for your app.
:type app: ``flask.Flask``
:param rule_prefix: The start of the URL to handle.
:type rule_prefix: string
:param endpoint_prefix: (Optional) A prefix for the URL's name (for
endpoints). The default is ``None``, which will autocreate a prefix
based on the class name. Ex: ``BlogPostResource`` ->
``api_blog_post_list``
:type endpoint_prefix: string
:returns: Nothing
"""
methods = ['GET', 'POST', 'PUT', 'DELETE']
app.add_url_rule(
rule_prefix,
endpoint=cls.build_endpoint_name('list', endpoint_prefix),
view_func=cls.as_list(),
methods=methods
)
app.add_url_rule(
rule_prefix + '<pk>/',
endpoint=cls.build_endpoint_name('detail', endpoint_prefix),
view_func=cls.as_detail(),
methods=methods
)
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