Module hug.transform
hug/transform.py
Defines Hug's built-in output transforming functions
Copyright (C) 2016 Timothy Edmund Crosley
Permission is hereby granted, free of charge, to any person obtaining a copy of this software and associated documentation files (the "Software"), to deal in the Software without restriction, including without limitation the rights to use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of the Software, and to permit persons to whom the Software is furnished to do so, subject to the following conditions:
The above copyright notice and this permission notice shall be included in all copies or substantial portions of the Software.
THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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"""hug/transform.py Defines Hug's built-in output transforming functions Copyright (C) 2016 Timothy Edmund Crosley Permission is hereby granted, free of charge, to any person obtaining a copy of this software and associated documentation files (the "Software"), to deal in the Software without restriction, including without limitation the rights to use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of the Software, and to permit persons to whom the Software is furnished to do so, subject to the following conditions: The above copyright notice and this permission notice shall be included in all copies or substantial portions of the Software. THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. """ from __future__ import absolute_import from hug.decorators import auto_kwargs def content_type(transformers, default=None): """Returns a different transformer depending on the content type passed in. If none match and no default is given no transformation takes place. should pass in a dict with the following format: {'[content-type]': transformation_action, ... } """ transformers = { content_type: auto_kwargs(transformer) if transformer else transformer for content_type, transformer in transformers.items() } default = default and auto_kwargs(default) def transform(data, request): transformer = transformers.get(request.content_type.split(";")[0], default) if not transformer: return data return transformer(data) return transform def suffix(transformers, default=None): """Returns a different transformer depending on the suffix at the end of the requested URL. If none match and no default is given no transformation takes place. should pass in a dict with the following format: {'[suffix]': transformation_action, ... } """ transformers = { suffix: auto_kwargs(transformer) if transformer else transformer for suffix, transformer in transformers.items() } default = default and auto_kwargs(default) def transform(data, request): path = request.path transformer = default for suffix_test, suffix_transformer in transformers.items(): if path.endswith(suffix_test): transformer = suffix_transformer break return transformer(data) if transformer else data return transform def prefix(transformers, default=None): """Returns a different transformer depending on the prefix at the end of the requested URL. If none match and no default is given no transformation takes place. should pass in a dict with the following format: {'[prefix]': transformation_action, ... } """ transformers = { prefix: auto_kwargs(transformer) if transformer else transformer for prefix, transformer in transformers.items() } default = default and auto_kwargs(default) def transform(data, request=None, response=None): path = request.path transformer = default for prefix_test, prefix_transformer in transformers.items(): if path.startswith(prefix_test): transformer = prefix_transformer break return transformer(data) if transformer else data return transform def all(*transformers): """Returns the results of applying all passed in transformers to data should pass in list of transformers [transformer_1, transformer_2...] """ transformers = tuple(auto_kwargs(transformer) for transformer in transformers) def transform(data, request=None, response=None): for transformer in transformers: data = transformer(data, request=request, response=response) return data return transform
Functions
all
def all( *transformers )
Returns the results of applying all passed in transformers to data
should pass in list of transformers
[transformer_1, transformer_2...]
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def all(*transformers): """Returns the results of applying all passed in transformers to data should pass in list of transformers [transformer_1, transformer_2...] """ transformers = tuple(auto_kwargs(transformer) for transformer in transformers) def transform(data, request=None, response=None): for transformer in transformers: data = transformer(data, request=request, response=response) return data return transform
content_type
def content_type( transformers, default=None )
Returns a different transformer depending on the content type passed in. If none match and no default is given no transformation takes place.
should pass in a dict with the following format:
{'[content-type]': transformation_action, ... }
View Source
def content_type(transformers, default=None): """Returns a different transformer depending on the content type passed in. If none match and no default is given no transformation takes place. should pass in a dict with the following format: {'[content-type]': transformation_action, ... } """ transformers = { content_type: auto_kwargs(transformer) if transformer else transformer for content_type, transformer in transformers.items() } default = default and auto_kwargs(default) def transform(data, request): transformer = transformers.get(request.content_type.split(";")[0], default) if not transformer: return data return transformer(data) return transform
prefix
def prefix( transformers, default=None )
Returns a different transformer depending on the prefix at the end of the requested URL. If none match and no default is given no transformation takes place.
should pass in a dict with the following format:
{'[prefix]': transformation_action, ... }
View Source
def prefix(transformers, default=None): """Returns a different transformer depending on the prefix at the end of the requested URL. If none match and no default is given no transformation takes place. should pass in a dict with the following format: {'[prefix]': transformation_action, ... } """ transformers = { prefix: auto_kwargs(transformer) if transformer else transformer for prefix, transformer in transformers.items() } default = default and auto_kwargs(default) def transform(data, request=None, response=None): path = request.path transformer = default for prefix_test, prefix_transformer in transformers.items(): if path.startswith(prefix_test): transformer = prefix_transformer break return transformer(data) if transformer else data return transform
suffix
def suffix( transformers, default=None )
Returns a different transformer depending on the suffix at the end of the requested URL. If none match and no default is given no transformation takes place.
should pass in a dict with the following format:
{'[suffix]': transformation_action, ... }
View Source
def suffix(transformers, default=None): """Returns a different transformer depending on the suffix at the end of the requested URL. If none match and no default is given no transformation takes place. should pass in a dict with the following format: {'[suffix]': transformation_action, ... } """ transformers = { suffix: auto_kwargs(transformer) if transformer else transformer for suffix, transformer in transformers.items() } default = default and auto_kwargs(default) def transform(data, request): path = request.path transformer = default for suffix_test, suffix_transformer in transformers.items(): if path.endswith(suffix_test): transformer = suffix_transformer break return transformer(data) if transformer else data return transform