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Bugfix for feeds - removed categories related and up - load new books now working - category random now working login page is free of non accessible elements boolean custom column is vivible in UI books with only with certain languages can be shown book shelfs can be deleted from UI Anonymous user view is more resticted Added browse of series in sidebar Dependencys in vendor folder are updated to newer versions (licencs files are now present) Bugfix editing Authors names Made upload on windows working
205 lines
7.4 KiB
Python
205 lines
7.4 KiB
Python
# -*- coding: utf-8 -*-
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"""
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flask.wrappers
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~~~~~~~~~~~~~~
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Implements the WSGI wrappers (request and response).
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:copyright: (c) 2015 by Armin Ronacher.
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:license: BSD, see LICENSE for more details.
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"""
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from werkzeug.wrappers import Request as RequestBase, Response as ResponseBase
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from werkzeug.exceptions import BadRequest
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from . import json
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from .globals import _request_ctx_stack
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_missing = object()
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def _get_data(req, cache):
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getter = getattr(req, 'get_data', None)
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if getter is not None:
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return getter(cache=cache)
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return req.data
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class Request(RequestBase):
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"""The request object used by default in Flask. Remembers the
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matched endpoint and view arguments.
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It is what ends up as :class:`~flask.request`. If you want to replace
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the request object used you can subclass this and set
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:attr:`~flask.Flask.request_class` to your subclass.
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The request object is a :class:`~werkzeug.wrappers.Request` subclass and
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provides all of the attributes Werkzeug defines plus a few Flask
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specific ones.
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"""
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#: The internal URL rule that matched the request. This can be
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#: useful to inspect which methods are allowed for the URL from
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#: a before/after handler (``request.url_rule.methods``) etc.
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#:
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#: .. versionadded:: 0.6
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url_rule = None
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#: A dict of view arguments that matched the request. If an exception
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#: happened when matching, this will be ``None``.
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view_args = None
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#: If matching the URL failed, this is the exception that will be
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#: raised / was raised as part of the request handling. This is
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#: usually a :exc:`~werkzeug.exceptions.NotFound` exception or
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#: something similar.
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routing_exception = None
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# Switched by the request context until 1.0 to opt in deprecated
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# module functionality.
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_is_old_module = False
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@property
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def max_content_length(self):
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"""Read-only view of the ``MAX_CONTENT_LENGTH`` config key."""
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ctx = _request_ctx_stack.top
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if ctx is not None:
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return ctx.app.config['MAX_CONTENT_LENGTH']
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@property
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def endpoint(self):
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"""The endpoint that matched the request. This in combination with
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:attr:`view_args` can be used to reconstruct the same or a
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modified URL. If an exception happened when matching, this will
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be ``None``.
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"""
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if self.url_rule is not None:
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return self.url_rule.endpoint
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@property
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def module(self):
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"""The name of the current module if the request was dispatched
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to an actual module. This is deprecated functionality, use blueprints
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instead.
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"""
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from warnings import warn
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warn(DeprecationWarning('modules were deprecated in favor of '
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'blueprints. Use request.blueprint '
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'instead.'), stacklevel=2)
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if self._is_old_module:
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return self.blueprint
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@property
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def blueprint(self):
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"""The name of the current blueprint"""
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if self.url_rule and '.' in self.url_rule.endpoint:
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return self.url_rule.endpoint.rsplit('.', 1)[0]
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@property
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def json(self):
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"""If the mimetype is :mimetype:`application/json` this will contain the
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parsed JSON data. Otherwise this will be ``None``.
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The :meth:`get_json` method should be used instead.
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"""
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from warnings import warn
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warn(DeprecationWarning('json is deprecated. '
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'Use get_json() instead.'), stacklevel=2)
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return self.get_json()
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@property
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def is_json(self):
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"""Indicates if this request is JSON or not. By default a request
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is considered to include JSON data if the mimetype is
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:mimetype:`application/json` or :mimetype:`application/*+json`.
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.. versionadded:: 0.11
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"""
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mt = self.mimetype
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if mt == 'application/json':
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return True
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if mt.startswith('application/') and mt.endswith('+json'):
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return True
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return False
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def get_json(self, force=False, silent=False, cache=True):
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"""Parses the incoming JSON request data and returns it. By default
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this function will return ``None`` if the mimetype is not
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:mimetype:`application/json` but this can be overridden by the
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``force`` parameter. If parsing fails the
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:meth:`on_json_loading_failed` method on the request object will be
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invoked.
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:param force: if set to ``True`` the mimetype is ignored.
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:param silent: if set to ``True`` this method will fail silently
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and return ``None``.
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:param cache: if set to ``True`` the parsed JSON data is remembered
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on the request.
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"""
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rv = getattr(self, '_cached_json', _missing)
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if rv is not _missing:
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return rv
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if not (force or self.is_json):
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return None
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# We accept a request charset against the specification as
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# certain clients have been using this in the past. This
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# fits our general approach of being nice in what we accept
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# and strict in what we send out.
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request_charset = self.mimetype_params.get('charset')
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try:
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data = _get_data(self, cache)
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if request_charset is not None:
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rv = json.loads(data, encoding=request_charset)
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else:
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rv = json.loads(data)
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except ValueError as e:
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if silent:
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rv = None
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else:
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rv = self.on_json_loading_failed(e)
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if cache:
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self._cached_json = rv
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return rv
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def on_json_loading_failed(self, e):
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"""Called if decoding of the JSON data failed. The return value of
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this method is used by :meth:`get_json` when an error occurred. The
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default implementation just raises a :class:`BadRequest` exception.
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.. versionchanged:: 0.10
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Removed buggy previous behavior of generating a random JSON
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response. If you want that behavior back you can trivially
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add it by subclassing.
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.. versionadded:: 0.8
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"""
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ctx = _request_ctx_stack.top
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if ctx is not None and ctx.app.config.get('DEBUG', False):
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raise BadRequest('Failed to decode JSON object: {0}'.format(e))
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raise BadRequest()
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def _load_form_data(self):
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RequestBase._load_form_data(self)
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# In debug mode we're replacing the files multidict with an ad-hoc
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# subclass that raises a different error for key errors.
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ctx = _request_ctx_stack.top
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if ctx is not None and ctx.app.debug and \
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self.mimetype != 'multipart/form-data' and not self.files:
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from .debughelpers import attach_enctype_error_multidict
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attach_enctype_error_multidict(self)
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class Response(ResponseBase):
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"""The response object that is used by default in Flask. Works like the
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response object from Werkzeug but is set to have an HTML mimetype by
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default. Quite often you don't have to create this object yourself because
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:meth:`~flask.Flask.make_response` will take care of that for you.
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If you want to replace the response object used you can subclass this and
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set :attr:`~flask.Flask.response_class` to your subclass.
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"""
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default_mimetype = 'text/html'
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