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wikilink.py
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wikilink.py
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# Copyright (C) 2012-2020 Ben Kurtovic <ben.kurtovic@gmail.com>
#
# Permission is hereby granted, free of charge, to any person obtaining a copy
# of this software and associated documentation files (the "Software"), to deal
# in the Software without restriction, including without limitation the rights
# to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
# copies of the Software, and to permit persons to whom the Software is
# furnished to do so, subject to the following conditions:
#
# The above copyright notice and this permission notice shall be included in
# all copies or substantial portions of the Software.
#
# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
# AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
# OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
# SOFTWARE.
from ._base import Node
from ..utils import parse_anything
__all__ = ["Wikilink"]
class Wikilink(Node):
"""Represents an internal wikilink, like ``[[Foo|Bar]]``."""
def __init__(self, title, args=None):
super().__init__()
self.title = title
self.args = args
if args is not None:
if not '|' in args:
self.text = args
else:
self.text = parse_anything(args).nodes[len(list(a for a in self.args if len(a)))-1:]
else:
self.text = None
def __str__(self):
if self.text is not None:
return "[[" + str(self.title) + "|" + str(self.text) + "]]"
return "[[" + str(self.title) + "]]"
def __children__(self):
yield self.title
if self.text is not None:
yield self.text
def __strip__(self, **kwargs):
if self.text is not None:
return self.text.strip_code(**kwargs)
return self.title.strip_code(**kwargs)
def __showtree__(self, write, get, mark):
write("[[")
get(self.title)
if self.args is not None:
write(" | ")
mark()
get(self.args)
if self.text is not None:
write(" | ")
mark()
get(self.text)
write("]]")
@property
def title(self):
"""The title of the linked page, as a :class:`.Wikicode` object."""
return self._title
@property
def args(self):
"""The args (if any), as a :class:`.list` object."""
return self._args
@property
def text(self):
"""The text to display (if any), as a :class:`.Wikicode` object."""
return self._text
@args.setter
def args(self, value):
arg = parse_anything(value)
if arg:
self._args = [node for node in str(arg.nodes[0]).split('|')]
if len(self._args) > 0:
self._text = str(arg)[len('|'.join(str(a) for a in self._args))-1:]
self._args.pop()
if len(self._text) == 0:
self._text = None
if len(self._args) == 0:
self._args = None
elif not hasattr(arg, 'nodes'):
self._args = None
else:
self._args = None
@title.setter
def title(self, value):
if value is not None:
self._title = parse_anything(value)
else:
self._title = None
@text.setter
def text(self, value):
if value is not None:
self._text = parse_anything(value)
else:
self._text = None