dataforms: Replace @nested_property with @property.

This commit is contained in:
Emmanuel Gil Peyrot 2017-08-27 20:41:27 +01:00
parent b4362a8a97
commit 63947c42e4
1 changed files with 268 additions and 297 deletions

View File

@ -49,14 +49,6 @@ class ExtendedNode(nbxmpp.Node, object):
extend.__class__ = cls
return extend
# helper decorator to create properties in cleaner way
def nested_property(f):
ret = f()
p = {'doc': f.__doc__}
for v in ('fget', 'fset', 'fdel', 'doc'):
if v in ret.keys(): p[v]=ret[v]
return property(**p)
# helper to create fields from scratch
def Field(typ, **attrs):
''' Helper function to create a field of given type. '''
@ -131,123 +123,115 @@ class DataField(ExtendedNode):
self.required = required
self.options = options
@nested_property
def type_(): # pylint: disable=E0202
@property
def type_(self):
"""
Type of field. Recognized values are: 'boolean', 'fixed', 'hidden',
'jid-multi', 'jid-single', 'list-multi', 'list-single', 'text-multi',
'text-private', 'text-single'. If you set this to something different,
DataField will store given name, but treat all data as text-single
"""
def fget(self):
t = self.getAttr('type')
if t is None:
return 'text-single'
return t
t = self.getAttr('type')
if t is None:
return 'text-single'
return t
def fset(self, value):
assert isinstance(value, str)
self.setAttr('type', value)
@type_.setter
def type_(self, value):
assert isinstance(value, str)
self.setAttr('type', value)
return locals()
@nested_property
def var(): # pylint: disable=E0202
@property
def var(self):
"""
Field identifier
"""
def fget(self):
return self.getAttr('var')
return self.getAttr('var')
def fset(self, value):
assert isinstance(value, str)
self.setAttr('var', value)
@var.setter
def var(self, value):
assert isinstance(value, str)
self.setAttr('var', value)
def fdel(self):
self.delAttr('var')
@var.deleter
def var(self):
self.delAttr('var')
return locals()
@nested_property
def label(): # pylint: disable=E0202
@property
def label(self):
"""
Human-readable field name
"""
def fget(self):
l = self.getAttr('label')
if not l:
l = self.var
return l
l = self.getAttr('label')
if not l:
l = self.var
return l
def fset(self, value):
assert isinstance(value, str)
self.setAttr('label', value)
@label.setter
def label(self, value):
assert isinstance(value, str)
self.setAttr('label', value)
def fdel(self):
if self.getAttr('label'):
self.delAttr('label')
@label.deleter
def label(self):
if self.getAttr('label'):
self.delAttr('label')
return locals()
@nested_property
def description():
@property
def description(self):
"""
Human-readable description of field meaning
"""
def fget(self):
return self.getTagData('desc') or ''
return self.getTagData('desc') or ''
def fset(self, value):
assert isinstance(value, str)
if value == '':
fdel(self)
else:
self.setTagData('desc', value)
@description.setter
def description(self, value):
assert isinstance(value, str)
if value == '':
del self.description
else:
self.setTagData('desc', value)
def fdel(self):
t = self.getTag('desc')
if t is not None:
self.delChild(t)
@description.deleter
def description(self):
t = self.getTag('desc')
if t is not None:
self.delChild(t)
return locals()
@nested_property
def required(): # pylint: disable=E0202
@property
def required(self):
"""
Controls whether this field required to fill. Boolean
"""
def fget(self):
return bool(self.getTag('required'))
return bool(self.getTag('required'))
def fset(self, value):
t = self.getTag('required')
if t and not value:
self.delChild(t)
elif not t and value:
self.addChild('required')
@required.setter
def required(self, value):
t = self.getTag('required')
if t and not value:
self.delChild(t)
elif not t and value:
self.addChild('required')
return locals()
@nested_property
def media():
@property
def media(self):
"""
Media data
"""
def fget(self):
media = self.getTag('media', namespace=nbxmpp.NS_DATA_MEDIA)
if media:
return Media(media)
media = self.getTag('media', namespace=nbxmpp.NS_DATA_MEDIA)
if media:
return Media(media)
def fset(self, value):
fdel(self)
self.addChild(node=value)
@media.setter
def media(self, value):
del self.media
self.addChild(node=value)
def fdel(self):
t = self.getTag('media')
if t is not None:
self.delChild(t)
return locals()
@media.deleter
def media(self):
t = self.getTag('media')
if t is not None:
self.delChild(t)
def is_valid(self):
return True
@ -256,146 +240,141 @@ class Uri(nbxmpp.Node):
def __init__(self, uri_tag):
nbxmpp.Node.__init__(self, node=uri_tag)
@nested_property
def type_():
@property
def type_(self):
"""
uri type
"""
def fget(self):
return self.getAttr('type')
return self.getAttr('type')
def fset(self, value):
self.setAttr('type', value)
@type_.setter
def type_(self, value):
self.setAttr('type', value)
def fdel(self):
self.delAttr('type')
@type_.deleter
def type_(self):
self.delAttr('type')
return locals()
@nested_property
def uri_data():
@property
def uri_data(self):
"""
uri data
"""
def fget(self):
return self.getData()
return self.getData()
def fset(self, value):
self.setData(value)
@uri_data.setter
def uri_data(self, value):
self.setData(value)
def fdel(self):
self.setData(None)
return locals()
@uri_data.deleter
def uri_data(self):
self.setData(None)
class Media(nbxmpp.Node):
def __init__(self, media_tag):
nbxmpp.Node.__init__(self, node=media_tag)
@nested_property
def uris():
@property
def uris(self):
"""
URIs of the media element.
"""
def fget(self):
return map(Uri, self.getTags('uri'))
return map(Uri, self.getTags('uri'))
def fset(self, value):
fdel(self)
for uri in value:
self.addChild(node=uri)
@uris.setter
def uris(self, value):
del self.uris
for uri in value:
self.addChild(node=uri)
def fdel(self):
for element in self.getTags('uri'):
self.delChild(element)
return locals()
@uris.deleter
def uris(self):
for element in self.getTags('uri'):
self.delChild(element)
class BooleanField(DataField):
@nested_property
def value(): # pylint: disable=E0202
@property
def value(self):
"""
Value of field. May contain True, False or None
"""
def fget(self):
v = self.getTagData('value')
if v in ('0', 'false'):
return False
if v in ('1', 'true'):
return True
if v is None:
return False # default value is False
raise WrongFieldValue
v = self.getTagData('value')
if v in ('0', 'false'):
return False
if v in ('1', 'true'):
return True
if v is None:
return False # default value is False
raise WrongFieldValue
def fset(self, value):
self.setTagData('value', value and '1' or '0')
@value.setter
def value(self, value):
self.setTagData('value', value and '1' or '0')
def fdel(self, value):
t = self.getTag('value')
if t is not None:
self.delChild(t)
return locals()
@value.deleter
def value(self):
t = self.getTag('value')
if t is not None:
self.delChild(t)
class StringField(DataField):
"""
Covers fields of types: fixed, hidden, text-private, text-single
"""
@nested_property
def value(): # pylint: disable=E0202
@property
def value(self):
"""
Value of field. May be any string
"""
def fget(self):
return self.getTagData('value') or ''
return self.getTagData('value') or ''
def fset(self, value):
assert isinstance(value, str)
if value == '' and not self.required:
return fdel(self)
self.setTagData('value', value)
@value.setter
def value(self, value):
assert isinstance(value, str)
if value == '' and not self.required:
del self.value
return
self.setTagData('value', value)
def fdel(self):
try:
self.delChild(self.getTag('value'))
except ValueError: # if there already were no value tag
pass
return locals()
@value.deleter
def value(self):
try:
self.delChild(self.getTag('value'))
except ValueError: # if there already were no value tag
pass
class ListField(DataField):
"""
Covers fields of types: jid-multi, jid-single, list-multi, list-single
"""
@nested_property
def options(): # pylint: disable=E0202
@property
def options(self):
"""
Options
"""
def fget(self):
options = []
for element in self.getTags('option'):
v = element.getTagData('value')
if v is None:
raise WrongFieldValue
l = element.getAttr('label')
if not l:
l = v
options.append((l, v))
return options
options = []
for element in self.getTags('option'):
v = element.getTagData('value')
if v is None:
raise WrongFieldValue
l = element.getAttr('label')
if not l:
l = v
options.append((l, v))
return options
def fset(self, values):
fdel(self)
for value, label in values:
self.addChild('option', {'label': label}).setTagData('value', value)
@options.setter
def options(self, values):
del self.options
for value, label in values:
self.addChild('option', {'label': label}).setTagData('value', value)
def fdel(self):
for element in self.getTags('option'):
self.delChild(element)
return locals()
@options.deleter
def options(self):
for element in self.getTags('option'):
self.delChild(element)
def iter_options(self):
for element in self.iterTags('option'):
@ -438,27 +417,26 @@ class ListMultiField(ListField):
Covers list-multi fields
"""
@nested_property
def values():
@property
def values(self):
"""
Values held in field
"""
def fget(self):
values = []
for element in self.getTags('value'):
values.append(element.getData())
return values
values = []
for element in self.getTags('value'):
values.append(element.getData())
return values
def fset(self, values):
fdel(self)
for value in values:
self.addChild('value').setData(value)
@values.setter
def values(self, values):
del self.values
for value in values:
self.addChild('value').setData(value)
def fdel(self):
for element in self.getTags('value'):
self.delChild(element)
return locals()
@values.deleter
def values(self):
for element in self.getTags('value'):
self.delChild(element)
def iter_values(self):
for element in self.getTags('value'):
@ -488,29 +466,28 @@ class JidMultiField(ListMultiField):
return True
class TextMultiField(DataField):
@nested_property
def value(): # pylint: disable=E0202
@property
def value(self):
"""
Value held in field
"""
def fget(self):
value = ''
for element in self.iterTags('value'):
value += '\n' + element.getData()
return value[1:]
value = ''
for element in self.iterTags('value'):
value += '\n' + element.getData()
return value[1:]
def fset(self, value):
fdel(self)
if value == '':
return
for line in value.split('\n'):
self.addChild('value').setData(line)
@value.setter
def value(self, value):
del self.value
if value == '':
return
for line in value.split('\n'):
self.addChild('value').setData(line)
def fdel(self):
for element in self.getTags('value'):
self.delChild(element)
return locals()
@value.deleter
def value(self):
for element in self.getTags('value'):
self.delChild(element)
class DataRecord(ExtendedNode):
"""
@ -539,26 +516,25 @@ class DataRecord(ExtendedNode):
self.delChild(field)
self.fields = fields
@nested_property
def fields(): # pylint: disable=E0202
@property
def fields(self):
"""
List of fields in this record
"""
def fget(self):
return self.getTags('field')
return self.getTags('field')
def fset(self, fields):
fdel(self)
for field in fields:
if not isinstance(field, DataField):
ExtendField(field)
self.addChild(node=field)
@fields.setter
def fields(self, fields):
del self.fields
for field in fields:
if not isinstance(field, DataField):
ExtendField(field)
self.addChild(node=field)
def fdel(self):
for element in self.getTags('field'):
self.delChild(element)
return locals()
@fields.deleter
def fields(self):
for element in self.getTags('field'):
self.delChild(element)
def iter_fields(self):
"""
@ -597,68 +573,64 @@ class DataForm(ExtendedNode):
if instructions is not None:
self.instructions=instructions
@nested_property
def type_(): # pylint: disable=E0202
@property
def type_(self):
"""
Type of the form. Must be one of: 'form', 'submit', 'cancel', 'result'.
'form' - this form is to be filled in; you will be able soon to do:
filledform = DataForm(replyto=thisform)
"""
def fget(self):
return self.getAttr('type')
return self.getAttr('type')
def fset(self, type_):
assert type_ in ('form', 'submit', 'cancel', 'result')
self.setAttr('type', type_)
@type_.setter
def type_(self, type_):
assert type_ in ('form', 'submit', 'cancel', 'result')
self.setAttr('type', type_)
return locals()
@nested_property
def title(): # pylint: disable=E0202
@property
def title(self):
"""
Title of the form
Human-readable, should not contain any \\r\\n.
"""
def fget(self):
return self.getTagData('title')
return self.getTagData('title')
def fset(self, title):
self.setTagData('title', title)
@title.setter
def title(self, title):
self.setTagData('title', title)
def fdel(self):
try:
self.delChild('title')
except ValueError:
pass
@title.deleter
def title(self):
try:
self.delChild('title')
except ValueError:
pass
return locals()
@nested_property
def instructions(): # pylint: disable=E0202
@property
def instructions(self):
"""
Instructions for this form
Human-readable, may contain \\r\\n.
"""
# TODO: the same code is in TextMultiField. join them
def fget(self):
value = ''
for valuenode in self.getTags('instructions'):
value += '\n' + valuenode.getData()
return value[1:]
value = ''
for valuenode in self.getTags('instructions'):
value += '\n' + valuenode.getData()
return value[1:]
def fset(self, value):
fdel(self)
if value == '': return
for line in value.split('\n'):
self.addChild('instructions').setData(line)
@instructions.setter
def instructions(self, value):
del self.instructions
if value == '': return
for line in value.split('\n'):
self.addChild('instructions').setData(line)
def fdel(self):
for value in self.getTags('instructions'):
self.delChild(value)
return locals()
@instructions.deleter
def instructions(self):
for value in self.getTags('instructions'):
self.delChild(value)
class SimpleDataForm(DataForm, DataRecord):
def __init__(self, type_=None, title=None, instructions=None, fields=None, \
@ -711,44 +683,43 @@ class MultipleDataForm(DataForm):
reported_tag = self.getTag('reported')
self.reported = DataRecord(extend=reported_tag)
@nested_property
def items(): # pylint: disable=E0202
@property
def items(self):
"""
A list of all records
"""
def fget(self):
return list(self.iter_records())
return list(self.iter_records())
def fset(self, records):
fdel(self)
for record in records:
if not isinstance(record, DataRecord):
DataRecord(extend=record)
self.addChild(node=record)
@items.setter
def items(self, records):
del self.items
for record in records:
if not isinstance(record, DataRecord):
DataRecord(extend=record)
self.addChild(node=record)
def fdel(self):
for record in self.getTags('item'):
self.delChild(record)
return locals()
@items.deleter
def items(self):
for record in self.getTags('item'):
self.delChild(record)
def iter_records(self):
for record in self.getTags('item'):
yield record
# @nested_property
# def reported():
# """
# DataRecord that contains descriptions of fields in records
# """
# def fget(self):
# return self.getTag('reported')
# def fset(self, record):
# try:
# self.delChild('reported')
# except:
# pass
# @property
# def reported(self):
# """
# DataRecord that contains descriptions of fields in records
# """
# return self.getTag('reported')
#
# record.setName('reported')
# self.addChild(node=record)
# return locals()
# @reported.setter
# def reported(self, record):
# try:
# self.delChild('reported')
# except:
# pass
#
# record.setName('reported')
# self.addChild(node=record)