# Copyright (c) 2006 Jan Niklas Fingerle
#
# 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.
"""fellowiki wiki parser: special markup
TODO
"""
from parser import Token,XMLElement,WHITESPACE
from text_style import SPECIAL_MARKUP,EMBED_MARKUP,ENCAPSULATE_MARKUP
SWITCH_MARKUP = "switch markup"
class SwitchMarkupToken(Token):
def __init__(self, token, *args, **kwargs):
Token.__init__(self, token, *args, **kwargs)
self.STATE = SWITCH_MARKUP + self.text
self.EMBED = EMBED_MARKUP + self.text
def evaluate(self, result, tokens, state, procs):
Token.evaluate(self, result, tokens, state, procs)
state[self.STATE] = state.get(self.STATE, 0) + 1
def match_is_open(self):
return self.state.get(self.STATE, 0) > 0
def close_matching(self, match):
return self.state.get(self.STATE, 0) == 1 \
and match.is_a(SWITCH_MARKUP)
def close(self, match, new_token):
self.state[self.STATE] = self.state.get(self.STATE, 0) - 2
if new_token.xhtml.is_not_empty():
new_token.xhtml.tag = SPECIAL_MARKUP[self.text][0]
new_token.xhtml.attributes['class'] = SPECIAL_MARKUP[self.text][1]
if self.state.get(ENCAPSULATE_MARKUP + self.text, 0) > 0:
if not self.state.has_key(self.EMBED):
self.state[self.EMBED] = []
self.state[self.EMBED].append(new_token.xhtml)
xhtml = XMLElement('div')
xhtml.append(new_token.xhtml)
new_token.xhtml = xhtml
else:
new_token.prepend(match.token)
new_token.append(self.token)
self.tokens.insert(0, new_token)
def render(self, new_token):
self.state[self.STATE] = self.state.get(self.STATE, 0) - 1
Token.render(self, new_token)
def is_a(self, *capabilities):
return SWITCH_MARKUP in capabilities
def extend_wiki_parser(wiki_parser):
regex_whitespace = wiki_parser.regexes[WHITESPACE]
class WhitespaceToken(regex_whitespace[2]):
def evaluate(self, result, tokens, state, procs):
regex_whitespace[2].evaluate(self, result, tokens, state, procs)
for key in SPECIAL_MARKUP.keys():
state[SWITCH_MARKUP + key] = 0
wiki_parser.regexes[WHITESPACE] = (regex_whitespace[0], regex_whitespace[1],
WhitespaceToken, regex_whitespace[3])
wiki_parser.regexes[SWITCH_MARKUP] = (90, r'[/\*_=]',
SwitchMarkupToken, dict(preference = 90))
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