79 lines
2.1 KiB
Python
79 lines
2.1 KiB
Python
import inspect
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import wsme.api
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APIPATH_MAXLEN = 20
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class expose(object):
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def __init__(self, *args, **kwargs):
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self.signature = wsme.api.signature(*args, **kwargs)
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def __call__(self, func):
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return self.signature(func)
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@classmethod
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def with_method(self, method, *args, **kwargs):
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kwargs['method'] = method
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return expose(*args, **kwargs)
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@classmethod
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def get(cls, *args, **kwargs):
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return expose.with_method('GET', *args, **kwargs)
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@classmethod
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def post(cls, *args, **kwargs):
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return expose.with_method('POST', *args, **kwargs)
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@classmethod
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def put(cls, *args, **kwargs):
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return expose.with_method('PUT', *args, **kwargs)
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@classmethod
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def delete(cls, *args, **kwargs):
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return expose.with_method('DELETE', *args, **kwargs)
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class validate(object):
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"""
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Decorator that define the arguments types of a function.
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Example::
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class MyController(object):
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@expose(str)
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@validate(datetime.date, datetime.time)
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def format(self, d, t):
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return d.isoformat() + ' ' + t.isoformat()
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"""
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def __init__(self, *param_types):
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self.param_types = param_types
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def __call__(self, func):
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argspec = wsme.api.getargspec(func)
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fd = wsme.api.FunctionDefinition.get(func)
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fd.set_arg_types(argspec, self.param_types)
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return func
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def scan_api(controller, path=[], objects=[]):
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"""
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Recursively iterate a controller api entries.
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"""
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for name in dir(controller):
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if name.startswith('_'):
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continue
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a = getattr(controller, name)
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if a in objects:
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continue
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if inspect.ismethod(a):
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if wsme.api.iswsmefunction(a):
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yield path + [name], a, []
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elif inspect.isclass(a):
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continue
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else:
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if len(path) > APIPATH_MAXLEN:
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raise ValueError("Path is too long: " + str(path))
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for i in scan_api(a, path + [name], objects + [a]):
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yield i
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