def _prep_input(self, method, data, content_type):
"""Return encoded and packed POST data."""
if data is None or method != 'POST':
prepped = {
'input_stream': None,
'content_length': None,
'content_type': None,
}
if method == 'GET' and data:
qs = MultiDict()
for key, value in to_pairs(data):
qs.setlistdefault(key).append(value)
prepped['query_string'] = url_encode(qs)
return prepped
else:
if content_type == 'multipart/form-data':
data = [(k, _wrap_file(*v)) if isinstance(v, tuple) else (k,v)
for k,v in data]
boundary, payload = encode_multipart(MultiDict(to_pairs(data)))
content_type = 'multipart/form-data; boundary=' + boundary
else:
payload = url_encode(MultiDict(to_pairs(data)))
content_type = 'application/x-www-form-urlencoded'
return {
'input_stream': StringIO(payload),
'content_length': len(payload),
'content_type': content_type
}
def __init__(self, browser, mixins):
lxml_html.HtmlElementClassLookup.__init__(self)
mixins = list(to_pairs(mixins))
mix_all = tuple(cls for name, cls in mixins if name == '*')
for name in ('HtmlElement', 'HtmlComment', 'HtmlProcessingInstruction',
'HtmlEntity'):
base = getattr(lxml_html, name)
mixed = type(name, mix_all + base.__bases__, {'browser': browser})
setattr(self, name, mixed)
classes = self._element_classes
mixers = {}
for name, value in mixins:
if name == '*':
continue
mixers.setdefault(name, []).append(value)
for name, value in mixins:
if name != '*':
continue
for n in classes.keys():
mixers.setdefault(n, []).append(value)
for name, mix_bases in mixers.items():
cur = classes.get(name, self.HtmlElement)
bases = tuple(mix_bases + [cur])
classes[name] = type(cur.__name__, bases, {'browser': browser})
self._element_classes = classes
def __init__(self, browser, mixins):
lxml_html.HtmlElementClassLookup.__init__(self)
mixins = list(to_pairs(mixins))
mix_all = tuple(cls for name, cls in mixins if name == '*')
for name in ('HtmlElement', 'HtmlComment', 'HtmlProcessingInstruction',
'HtmlEntity'):
base = getattr(lxml_html, name)
mixed = type(name, mix_all + base.__bases__, {'browser': browser})
setattr(self, name, mixed)
classes = self._element_classes
mixers = {}
for name, value in mixins:
if name == '*':
continue
mixers.setdefault(name, []).append(value)
for name, value in mixins:
if name != '*':
continue
for n in classes.keys():
mixers.setdefault(n, []).append(value)
for name, mix_bases in mixers.items():
cur = classes.get(name, self.HtmlElement)
bases = tuple(mix_bases + [cur])
classes[name] = type(cur.__name__, bases, {'browser': browser})
self._element_classes = classes
def _prep_input(self, method, data, content_type):
"""Return encoded and packed POST data."""
if data is None or method != 'POST':
prepped = {
'input_stream': None,
'content_length': None,
'content_type': None,
}
if method == 'GET' and data:
qs = MultiDict()
for key, value in to_pairs(data):
qs.setlistdefault(key).append(value)
prepped['query_string'] = url_encode(qs)
return prepped
else:
payload = url_encode(MultiDict(to_pairs(data)))
content_type = 'application/x-www-form-urlencoded'
return {
'input_stream': StringIO(payload),
'content_length': len(payload),
'content_type': content_type
}
def _prep_input(self, method, data, content_type):
"""Return encoded and packed POST data."""
if data is None or method != 'POST':
prepped = {
'input_stream': None,
'content_length': None,
'content_type': None,
}
if method == 'GET' and data:
qs = MultiDict()
for key, value in to_pairs(data):
qs.setlistdefault(key).append(value)
prepped['query_string'] = url_encode(qs)
return prepped
else:
payload = url_encode(MultiDict(to_pairs(data)))
content_type = 'application/x-www-form-urlencoded'
return {
'input_stream': StringIO(payload),
'content_length': len(payload),
'content_type': content_type
}
def _group_key_value_pairs(values, with_prefix=''):
"""Transform *values* into a sequence of ('name', ['values']) pairs.
For use by form.fill(). Collapses repeats of a given name into a single
list of values. (And non-repeated names as a list of one value.)
:param values: a mapping or sequence of name/value pairs.
:param with_prefix: optional, a string that all form fields should
start with. If a supplied field name does not start with this
prefix, it will be prepended.
"""
grouped = defaultdict(list)
transformed_keys = []
for key, value in to_pairs(values):
if with_prefix and not key.startswith(with_prefix):
key = with_prefix + key
grouped[key].append(value)
if key not in transformed_keys:
transformed_keys.append(key)
return [(key, grouped[key]) for key in transformed_keys]
def _group_key_value_pairs(values, with_prefix=''):
"""Transform *values* into a sequence of ('name', ['values']) pairs.
For use by form.fill(). Collapses repeats of a given name into a single
list of values. (And non-repeated names as a list of one value.)
:param values: a mapping or sequence of name/value pairs.
:param with_prefix: optional, a string that all form fields should
start with. If a supplied field name does not start with this
prefix, it will be prepended.
"""
grouped = defaultdict(list)
transformed_keys = []
for key, value in to_pairs(values):
if with_prefix and not key.startswith(with_prefix):
key = with_prefix + key
grouped[key].append(value)
if key not in transformed_keys:
transformed_keys.append(key)
return [(key, grouped[key]) for key in transformed_keys]
