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#!/usr/bin/env python
# -*- encoding: utf-8 -*-
## _news_colors.py - colors that can be used in news
##
## Copyright © 2012 Ben Longbons <b.r.longbons@gmail.com>
##
## This file is part of The Mana World (Athena server)
##
## This program is free software: you can redistribute it and/or modify
## it under the terms of the GNU General Public License as published by
## the Free Software Foundation, either version 2 of the License, or
## (at your option) any later version.
##
## This program is distributed in the hope that it will be useful,
## but WITHOUT ANY WARRANTY; without even the implied warranty of
## MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
## GNU General Public License for more details.
##
## You should have received a copy of the GNU General Public License
## along with this program. If not, see <http://www.gnu.org/licenses/>.
import cgi
__all__ = ['make_html_colors_dict', 'make_txt_colors_dict']
class Color(object):
__slots__ = ('txt', 'rgb')
def __init__(self, txt, rgb):
self.txt = txt
self.rgb = rgb
color_dict = dict(
black = Color(txt='##0', rgb=0x000000),
red = Color(txt='##1', rgb=0xff0000),
green = Color(txt='##2', rgb=0x009000),
blue = Color(txt='##3', rgb=0x0000ff),
orange = Color(txt='##4', rgb=0xe0980e),
yellow = Color(txt='##5', rgb=0xf1dc27),
pink = Color(txt='##6', rgb=0xff00d8),
purple = Color(txt='##7', rgb=0x8415e2),
gray = Color(txt='##8', rgb=0x919191),
brown = Color(txt='##9', rgb=0x8e4c17),
)
class HtmlDate(object):
__slots__ = ()
def __format__(self, date):
return '<font color="#0000ff">%s</font>' % date
class HtmlLink(object):
__slots__ = ()
def __format__(self, target):
target = cgi.escape(target, True)
return '<a href="%s">%s</a>' % (target, target)
class HtmlSignature(object):
__slots__ = ()
def __format__(self, author):
return '-<font color="#009000">%s</font>' % author
class HtmlTitle(object):
__slots__ = ()
def __format__(self, title):
# no color here
# (we really need someone to do CSS)
return '<b>%s</b>' % title
def make_html_colors_dict():
r = {
'date': HtmlDate(),
'link': HtmlLink(),
'author': HtmlSignature(),
'title': HtmlTitle(),
'ul' : '<ul>',
'/ul': '</ul>',
'li' : '<li>',
'/li': '</li>',
}
for k, v in color_dict.items():
r[k] = '<font color="#%06x">' % v.rgb
r['/' + k] = '</font>'
return r
# Here be dragons
def make_txt_colors_dict():
return dict(generate_txt_colors())
class StackPusher(object):
__slots__ = ('tag_stack', 'tag', 'txt_stack', 'txt')
def __init__(self, tag_stack, tag, txt_stack, txt):
self.tag_stack = tag_stack
self.tag = tag
self.txt_stack = txt_stack
self.txt = txt
def __format__(self, fmt):
assert fmt == ''
self.tag_stack.append(self.tag)
if self.txt_stack is not None:
self.txt_stack.append(self.txt)
return self.txt
class StackPopper(object):
__slots__ = ('tag_stack', 'tag', 'txt_stack', 'txt')
def __init__(self, tag_stack, tag, txt_stack, txt):
self.tag_stack = tag_stack
self.tag = tag
self.txt_stack = txt_stack
self.txt = txt
def __format__(self, fmt):
assert fmt == ''
if len(self.tag_stack) <= 0:
raise SyntaxError('Unmatched {/%s}' % self.tag)
prev = self.tag_stack.pop()
if self.tag != prev:
raise SyntaxError('Mismatched {/%s} from {%s}' % (self.tag, prev))
if self.txt_stack is not None:
self.txt_stack.pop()
return self.txt_stack[-1]
return self.txt
class TxtDate(object):
__slots__ = ('stack')
def __init__(self, stack):
self.stack = stack
def __format__(self, date):
return '##3' + date + self.stack[-1]
class TxtLink(object):
__slots__ = ('stack')
def __init__(self, stack):
self.stack = stack
def __format__(self, target):
# the field labeled 'bug' should not be necessary ...
return '@@{link}|{text}@@{bug}'.format(link=target, text=target, bug=self.stack[-1])
class TxtSignature(object):
__slots__ = ('stack')
def __init__(self, stack):
self.stack = stack
def __format__(self, author):
return '-##2' + author + self.stack[-1]
class TxtTitle(object):
__slots__ = ('stack')
def __init__(self, stack):
self.stack = stack
def __format__(self, title):
return '##7' + title + self.stack[-1]
def generate_txt_colors():
tag_stack = []
color_stack = ['##0'] # don't let color stack become empty
for k,v in color_dict.items():
yield k, StackPusher(tag_stack, k, color_stack, v.txt)
e = '/' + k
yield e, StackPopper(tag_stack, k, color_stack, v.txt)
yield 'date', TxtDate(color_stack)
yield 'link', TxtLink(color_stack)
yield 'author', TxtSignature(color_stack)
yield 'title', TxtTitle(color_stack)
yield 'ul', StackPusher(tag_stack, 'ul', None, '')
yield '/ul', StackPopper(tag_stack, 'ul', None, '')
yield 'li', StackPusher(tag_stack, 'li', None, '* ')
yield '/li', StackPopper(tag_stack, 'li', None, '')
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