# Path: httoop/codecs/codec.py
# class Codec(object):
# 
# 	@classmethod
# 	def decode(cls, data, charset=None, mimetype=None):  # pragma: no cover
# 		if isinstance(data, bytes):
# 			data = data.decode(charset or 'ascii')
# 		return data
# 
# 	@classmethod
# 	def encode(cls, data, charset=None, mimetype=None):  # pragma: no cover
# 		if isinstance(data, Unicode):
# 			data = data.encode(charset or 'ascii')
# 		return data
# 
# 	@classmethod
# 	def iterencode(cls, data, charset=None, mimetype=None):  # pragma: no cover
# 		return cls.encode(data, charset, mimetype)
# 
# 	@classmethod
# 	def iterdecode(cls, data, charset=None, mimetype=None):  # pragma: no cover
# 		return cls.decode(data, charset, mimetype)
# 
# Path: httoop/uri/percent_encoding.py
# class Percent(object):
# 	u"""Percentage encoding
# 
# 		>>> Percent.quote(b"!#$&'()*+,/:;=?@[]")
# 		b'%21%23%24%26%27%28%29%2A%2B%2C%2F%3A%3B%3D%3F%40%5B%5D'
# 		>>> Percent.unquote(b'%21%23%24%26%27%28%29%2a%2b%2c%2f%3a%3b%3d%3f%40%5b%5d')
# 		b"!#$&'()*+,/:;=?@[]"
# 	"""
# 
# 	HEX_MAP = dict(((a + b).encode('ASCII'), six.int2byte(int(a + b, 16))) for a in '0123456789ABCDEFabcdef' for b in '0123456789ABCDEFabcdef')
# 
# 	# ABNF
# 	GEN_DELIMS = b":/?#[]@"
# 	SUB_DELIMS = b"!$&'()*+,;="
# 
# 	RESERVED = GEN_DELIMS + SUB_DELIMS + b'%'
# 	ALPHA = b'abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ'
# 	DIGIT = b'0123456789'
# 	UNRESERVED = ALPHA + DIGIT + b'-._~'
# 
# 	SCHEME = ALPHA + DIGIT + b'+-.'
# 	PCHAR = UNRESERVED + SUB_DELIMS + b':@'
# 	USERINFO = UNRESERVED + SUB_DELIMS + b':'
# 	PATH = PCHAR + b'/'
# 	QUERY = PCHAR + b'/?'
# 	FRAGMENT = PCHAR + b'/?'
# 
# 	@classmethod
# 	def unquote(cls, data):
# 		return b''.join(cls._decode_iter(data))
# 
# 	@classmethod
# 	def _decode_iter(cls, data):
# 		data = data.split(b'%')
# 		yield data.pop(0)
# 		for item in data:
# 			try:
# 				yield cls.HEX_MAP[item[:2]]
# 				yield item[2:]
# 			except KeyError:
# 				yield b'%'
# 				yield item
# 
# 	@classmethod
# 	def quote(cls, data, charset=UNRESERVED):
# 		charset = {six.int2byte(c) for c in six.iterbytes(charset)} - {b'%'}
# 		data = (six.int2byte(d) for d in six.iterbytes(data))
# 		return b''.join(b'%%%X' % (ord(d), ) if d not in charset else d for d in data)


from httoop.codecs.codec import Codec
from httoop.uri.percent_encoding import Percent
# -*- coding: utf-8 -*-

#from httoop.util import Unicode


class FormURLEncoded(Codec):
	mimetype = 'application/x-www-form-urlencoded'

	UNQUOTED = Percent.UNRESERVED

	@classmethod
	def decode(cls, data, charset=None, mimetype=None):
		if not data:
			return ()
		data = data.replace(b'+', b' ').strip(b'&').split(b'&')
		fields = (field.partition(b'=')[::2] for field in data if field)
		return tuple((cls.unquote(name, charset), cls.unquote(value, charset)) for name, value in fields)

	@classmethod
	def encode(cls, data, charset=None, mimetype=None):
		#if isinstance(data, (Unicode, bytes)):
		#	data = cls.decode(data, charset)
		if isinstance(data, dict):
			data = data.items()
		data = ((cls.quote(name, charset), cls.quote(value, charset)) for name, value in tuple(data))
		data = b'&'.join(b'%s=%s' % (name, value) if (name and value) else b'%s%s' % (name, value) for name, value in data)
		return data.replace(b'%20', b'+')

	@classmethod
	def unquote(cls, data, charset=None):

# Path: httoop/codecs/codec.py
# class Codec(object):
# 
# 	@classmethod
# 	def decode(cls, data, charset=None, mimetype=None):  # pragma: no cover
# 		if isinstance(data, bytes):
# 			data = data.decode(charset or 'ascii')
# 		return data
# 
# 	@classmethod
# 	def encode(cls, data, charset=None, mimetype=None):  # pragma: no cover
# 		if isinstance(data, Unicode):
# 			data = data.encode(charset or 'ascii')
# 		return data
# 
# 	@classmethod
# 	def iterencode(cls, data, charset=None, mimetype=None):  # pragma: no cover
# 		return cls.encode(data, charset, mimetype)
# 
# 	@classmethod
# 	def iterdecode(cls, data, charset=None, mimetype=None):  # pragma: no cover
# 		return cls.decode(data, charset, mimetype)
# 
# Path: httoop/uri/percent_encoding.py
# class Percent(object):
# 	u"""Percentage encoding
# 
# 		>>> Percent.quote(b"!#$&'()*+,/:;=?@[]")
# 		b'%21%23%24%26%27%28%29%2A%2B%2C%2F%3A%3B%3D%3F%40%5B%5D'
# 		>>> Percent.unquote(b'%21%23%24%26%27%28%29%2a%2b%2c%2f%3a%3b%3d%3f%40%5b%5d')
# 		b"!#$&'()*+,/:;=?@[]"
# 	"""
# 
# 	HEX_MAP = dict(((a + b).encode('ASCII'), six.int2byte(int(a + b, 16))) for a in '0123456789ABCDEFabcdef' for b in '0123456789ABCDEFabcdef')
# 
# 	# ABNF
# 	GEN_DELIMS = b":/?#[]@"
# 	SUB_DELIMS = b"!$&'()*+,;="
# 
# 	RESERVED = GEN_DELIMS + SUB_DELIMS + b'%'
# 	ALPHA = b'abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ'
# 	DIGIT = b'0123456789'
# 	UNRESERVED = ALPHA + DIGIT + b'-._~'
# 
# 	SCHEME = ALPHA + DIGIT + b'+-.'
# 	PCHAR = UNRESERVED + SUB_DELIMS + b':@'
# 	USERINFO = UNRESERVED + SUB_DELIMS + b':'
# 	PATH = PCHAR + b'/'
# 	QUERY = PCHAR + b'/?'
# 	FRAGMENT = PCHAR + b'/?'
# 
# 	@classmethod
# 	def unquote(cls, data):
# 		return b''.join(cls._decode_iter(data))
# 
# 	@classmethod
# 	def _decode_iter(cls, data):
# 		data = data.split(b'%')
# 		yield data.pop(0)
# 		for item in data:
# 			try:
# 				yield cls.HEX_MAP[item[:2]]
# 				yield item[2:]
# 			except KeyError:
# 				yield b'%'
# 				yield item
# 
# 	@classmethod
# 	def quote(cls, data, charset=UNRESERVED):
# 		charset = {six.int2byte(c) for c in six.iterbytes(charset)} - {b'%'}
# 		data = (six.int2byte(d) for d in six.iterbytes(data))
# 		return b''.join(b'%%%X' % (ord(d), ) if d not in charset else d for d in data)


# Path: httoop/codecs/application/x_www_form_urlencoded.py
from httoop.codecs.codec import Codec
from httoop.uri.percent_encoding import Percent

# -*- coding: utf-8 -*-

#from httoop.util import Unicode


class FormURLEncoded(Codec):
	mimetype = 'application/x-www-form-urlencoded'

	UNQUOTED = Percent.UNRESERVED

	@classmethod
	def decode(cls, data, charset=None, mimetype=None):
		if not data:
			return ()
		data = data.replace(b'+', b' ').strip(b'&').split(b'&')
		fields = (field.partition(b'=')[::2] for field in data if field)
		return tuple((cls.unquote(name, charset), cls.unquote(value, charset)) for name, value in fields)

	@classmethod
	def encode(cls, data, charset=None, mimetype=None):
		#if isinstance(data, (Unicode, bytes)):
		#	data = cls.decode(data, charset)
		if isinstance(data, dict):
			data = data.items()
		data = ((cls.quote(name, charset), cls.quote(value, charset)) for name, value in tuple(data))
		data = b'&'.join(b'%s=%s' % (name, value) if (name and value) else b'%s%s' % (name, value) for name, value in data)
		return data.replace(b'%20', b'+')

	@classmethod
	def unquote(cls, data, charset=None):

		return Percent.unquote(data).decode(charset or 'ISO8859-1')