Mercurial > kallithea
view rhodecode/lib/ext_json.py @ 4116:ffd45b185016 rhodecode-2.2.5-gpl
Imported some of the GPLv3'd changes from RhodeCode v2.2.5.
This imports changes between changesets 21af6c4eab3d and 6177597791c2 in
RhodeCode's original repository, including only changes to Python files and HTML.
RhodeCode clearly licensed its changes to these files under GPLv3
in their /LICENSE file, which states the following:
The Python code and integrated HTML are licensed under the GPLv3 license.
(See:
https://code.rhodecode.com/rhodecode/files/v2.2.5/LICENSE
or
http://web.archive.org/web/20140512193334/https://code.rhodecode.com/rhodecode/files/f3b123159901f15426d18e3dc395e8369f70ebe0/LICENSE
for an online copy of that LICENSE file)
Conservancy reviewed these changes and confirmed that they can be licensed as
a whole to the Kallithea project under GPLv3-only.
While some of the contents committed herein are clearly licensed
GPLv3-or-later, on the whole we must assume the are GPLv3-only, since the
statement above from RhodeCode indicates that they intend GPLv3-only as their
license, per GPLv3ยง14 and other relevant sections of GPLv3.
author | Bradley M. Kuhn <bkuhn@sfconservancy.org> |
---|---|
date | Wed, 02 Jul 2014 19:03:13 -0400 |
parents | 685ebc84c2e9 |
children |
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import datetime import functools import decimal import imp __all__ = ['json', 'simplejson', 'stdlibjson'] def _is_aware(value): """ Determines if a given datetime.time is aware. The logic is described in Python's docs: http://docs.python.org/library/datetime.html#datetime.tzinfo """ return (value.tzinfo is not None and value.tzinfo.utcoffset(value) is not None) def _obj_dump(obj): """ Custom function for dumping objects to JSON, if obj has __json__ attribute or method defined it will be used for serialization :param obj: """ if isinstance(obj, complex): return [obj.real, obj.imag] # See "Date Time String Format" in the ECMA-262 specification. # some code borrowed from django 1.4 elif isinstance(obj, datetime.datetime): r = obj.isoformat() if obj.microsecond: r = r[:23] + r[26:] if r.endswith('+00:00'): r = r[:-6] + 'Z' return r elif isinstance(obj, datetime.date): return obj.isoformat() elif isinstance(obj, decimal.Decimal): return str(obj) elif isinstance(obj, datetime.time): if _is_aware(obj): raise ValueError("JSON can't represent timezone-aware times.") r = obj.isoformat() if obj.microsecond: r = r[:12] return r elif isinstance(obj, set): return list(obj) elif hasattr(obj, '__json__'): if callable(obj.__json__): return obj.__json__() else: return obj.__json__ else: raise NotImplementedError # Import simplejson try: # import simplejson initially _sj = imp.load_module('_sj', *imp.find_module('simplejson')) def extended_encode(obj): try: return _obj_dump(obj) except NotImplementedError: pass raise TypeError("%r is not JSON serializable" % (obj,)) # we handle decimals our own it makes unified behavior of json vs # simplejson sj_version = [int(x) for x in _sj.__version__.split('.')] major, minor = sj_version[0], sj_version[1] if major < 2 or (major == 2 and minor < 1): # simplejson < 2.1 doesnt support use_decimal _sj.dumps = functools.partial(_sj.dumps, default=extended_encode) _sj.dump = functools.partial(_sj.dump, default=extended_encode) else: _sj.dumps = functools.partial(_sj.dumps, default=extended_encode, use_decimal=False) _sj.dump = functools.partial(_sj.dump, default=extended_encode, use_decimal=False) simplejson = _sj except ImportError: # no simplejson set it to None simplejson = None try: # simplejson not found try out regular json module _json = imp.load_module('_json', *imp.find_module('json')) # extended JSON encoder for json class ExtendedEncoder(_json.JSONEncoder): def default(self, obj): try: return _obj_dump(obj) except NotImplementedError: pass raise TypeError("%r is not JSON serializable" % (obj,)) # monkey-patch JSON encoder to use extended version _json.dumps = functools.partial(_json.dumps, cls=ExtendedEncoder) _json.dump = functools.partial(_json.dump, cls=ExtendedEncoder) stdlibjson = _json except ImportError: stdlibjson = None # set all available json modules if simplejson: json = _sj elif stdlibjson: json = _json else: raise ImportError('Could not find any json modules')