dotfiles/weechat/python/matrix/colors.py

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2021-07-07 21:59:54 -05:00
# -*- coding: utf-8 -*-
# Copyright © 2008 Nicholas Marriott <nicholas.marriott@gmail.com>
# Copyright © 2016 Avi Halachmi <avihpit@yahoo.com>
# Copyright © 2018, 2019 Damir Jelić <poljar@termina.org.uk>
# Copyright © 2018, 2019 Denis Kasak <dkasak@termina.org.uk>
#
# Permission to use, copy, modify, and/or distribute this software for
# any purpose with or without fee is hereby granted, provided that the
# above copyright notice and this permission notice appear in all copies.
#
# THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
# WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
# MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY
# SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER
# RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF
# CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN
# CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
from __future__ import unicode_literals
import html
import re
import textwrap
# pylint: disable=redefined-builtin
from builtins import str
from collections import namedtuple
from typing import Dict, List, Optional, Union
import webcolors
from pygments import highlight
from pygments.formatter import Formatter, get_style_by_name
from pygments.lexers import get_lexer_by_name
from pygments.util import ClassNotFound
from . import globals as G
from .globals import W
from .utils import (string_strikethrough,
string_color_and_reset,
color_pair,
text_block,
colored_text_block)
try:
from HTMLParser import HTMLParser
except ImportError:
from html.parser import HTMLParser
class FormattedString:
__slots__ = ("text", "attributes")
def __init__(self, text, attributes):
self.attributes = DEFAULT_ATTRIBUTES.copy()
self.attributes.update(attributes)
self.text = text
class Formatted(object):
def __init__(self, substrings):
# type: (List[FormattedString]) -> None
self.substrings = substrings
def textwrapper(self, width, colors):
return textwrap.TextWrapper(
width=width,
initial_indent="{}> ".format(W.color(colors)),
subsequent_indent="{}> ".format(W.color(colors)),
)
def is_formatted(self):
# type: (Formatted) -> bool
for string in self.substrings:
if string.attributes != DEFAULT_ATTRIBUTES:
return True
return False
# TODO reverse video
@classmethod
def from_input_line(cls, line):
# type: (str) -> Formatted
"""Parses the weechat input line and produces formatted strings that
can be later converted to HTML or to a string for weechat's print
functions
"""
text = "" # type: str
substrings = [] # type: List[FormattedString]
attributes = DEFAULT_ATTRIBUTES.copy()
# If this is false, only IRC formatting characters will be parsed.
do_markdown = G.CONFIG.look.markdown_input
# Disallow backticks in URLs so that code blocks are unaffected by the
# URL handling
url_regex = r"\b[a-z]+://[^\s`]+"
# Escaped things are not markdown delimiters, so substitute them away
# when (quickly) looking for the last delimiters in the line.
# Additionally, URLs are ignored for the purposes of markdown
# delimiters.
# Note that the replacement needs to be the same length as the original
# for the indices to be correct.
escaped_masked = re.sub(
r"\\[\\*_`]|(?:" + url_regex + ")",
lambda m: "a" * len(m.group(0)),
line
)
def last_match_index(regex, offset_in_match):
matches = list(re.finditer(regex, escaped_masked))
return matches[-1].span()[0] + offset_in_match if matches else -1
# 'needs_word': whether the wrapper must surround words, for example
# '*italic*' and not '* not-italic *'.
# 'validate': whether it can occur within the current attributes
wrappers = {
"**": {
"key": "bold",
"last_index": last_match_index(r"\S\*\*", 1),
"needs_word": True,
"validate": lambda attrs: not attrs["code"],
},
"*": {
"key": "italic",
"last_index": last_match_index(r"\S\*($|[^*])", 1),
"needs_word": True,
"validate": lambda attrs: not attrs["code"],
},
"_": {
"key": "italic",
"last_index": last_match_index(r"\S_", 1),
"needs_word": True,
"validate": lambda attrs: not attrs["code"],
},
"`": {
"key": "code",
"last_index": last_match_index(r"`", 0),
"needs_word": False,
"validate": lambda attrs: True,
}
}
wrapper_init_chars = set(k[0] for k in wrappers.keys())
wrapper_max_len = max(len(k) for k in wrappers.keys())
irc_toggles = {
"\x02": "bold",
"\x1D": "italic",
"\x1F": "underline",
}
# Characters that consume a prefixed backslash
escapable_chars = wrapper_init_chars.copy()
escapable_chars.add("\\")
# Collect URL spans
url_spans = [m.span() for m in re.finditer(url_regex, line)]
url_spans.reverse() # we'll be popping from the end
# Whether we are currently in a URL
in_url = False
i = 0
while i < len(line):
# Update the 'in_url' flag. The first condition is not a while loop
# because URLs must contain '://', ensuring that we will not skip 2
# URLs in one iteration.
if url_spans and i >= url_spans[-1][1]:
in_url = False
url_spans.pop()
if url_spans and i >= url_spans[-1][0]:
in_url = True
# Markdown escape
if do_markdown and \
i + 1 < len(line) and line[i] == "\\" \
and (line[i + 1] in escapable_chars
if not attributes["code"]
else line[i + 1] == "`") \
and not in_url:
text += line[i + 1]
i = i + 2
# IRC bold/italic/underline
elif line[i] in irc_toggles and not attributes["code"]:
if text:
substrings.append(FormattedString(text, attributes.copy()))
text = ""
key = irc_toggles[line[i]]
attributes[key] = not attributes[key]
i = i + 1
# IRC reset
elif line[i] == "\x0F" and not attributes["code"]:
if text:
substrings.append(FormattedString(text, attributes.copy()))
text = ""
# Reset all the attributes
attributes = DEFAULT_ATTRIBUTES.copy()
i = i + 1
# IRC color
elif line[i] == "\x03" and not attributes["code"]:
if text:
substrings.append(FormattedString(text, attributes.copy()))
text = ""
i = i + 1
# check if it's a valid color, add it to the attributes
if line[i].isdigit():
color_string = line[i]
i = i + 1
if line[i].isdigit():
if color_string == "0":
color_string = line[i]
else:
color_string = color_string + line[i]
i = i + 1
attributes["fgcolor"] = color_line_to_weechat(color_string)
else:
attributes["fgcolor"] = None
# check if we have a background color
if line[i] == "," and line[i + 1].isdigit():
color_string = line[i + 1]
i = i + 2
if line[i].isdigit():
if color_string == "0":
color_string = line[i]
else:
color_string = color_string + line[i]
i = i + 1
attributes["bgcolor"] = color_line_to_weechat(color_string)
else:
attributes["bgcolor"] = None
# Markdown wrapper (emphasis/bold/code)
elif do_markdown and line[i] in wrapper_init_chars and not in_url:
for l in range(wrapper_max_len, 0, -1):
if i + l <= len(line) and line[i : i + l] in wrappers:
descriptor = wrappers[line[i : i + l]]
if not descriptor["validate"](attributes):
continue
if attributes[descriptor["key"]]:
# needs_word wrappers can only be turned off if
# preceded by non-whitespace
if (i >= 1 and not line[i - 1].isspace()) \
or not descriptor["needs_word"]:
if text:
# strip leading and trailing spaces and
# compress consecutive spaces in inline
# code blocks
if descriptor["key"] == "code":
text = re.sub(r"\s+", " ", text.strip())
substrings.append(
FormattedString(text, attributes.copy()))
text = ""
attributes[descriptor["key"]] = False
i = i + l
else:
text = text + line[i : i + l]
i = i + l
# Must have a chance of closing this, and needs_word
# wrappers must be followed by non-whitespace
elif descriptor["last_index"] >= i + l and \
(not line[i + l].isspace() or \
not descriptor["needs_word"]):
if text:
substrings.append(
FormattedString(text, attributes.copy()))
text = ""
attributes[descriptor["key"]] = True
i = i + l
else:
text = text + line[i : i + l]
i = i + l
break
else:
# No wrapper matched here (NOTE: cannot happen since all
# wrapper prefixes are also wrappers, but for completeness'
# sake)
text = text + line[i]
i = i + 1
# Normal text
else:
text = text + line[i]
i = i + 1
if text:
substrings.append(FormattedString(text, attributes))
return cls(substrings)
@classmethod
def from_html(cls, html):
# type: (str) -> Formatted
parser = MatrixHtmlParser()
parser.feed(html)
return cls(parser.get_substrings())
def to_html(self):
def add_attribute(string, name, value):
if name == "bold" and value:
return "{bold_on}{text}{bold_off}".format(
bold_on="<strong>", text=string, bold_off="</strong>"
)
if name == "italic" and value:
return "{italic_on}{text}{italic_off}".format(
italic_on="<em>", text=string, italic_off="</em>"
)
if name == "underline" and value:
return "{underline_on}{text}{underline_off}".format(
underline_on="<u>", text=string, underline_off="</u>"
)
if name == "strikethrough" and value:
return "{strike_on}{text}{strike_off}".format(
strike_on="<del>", text=string, strike_off="</del>"
)
if name == "quote" and value:
return "{quote_on}{text}{quote_off}".format(
quote_on="<blockquote>",
text=string,
quote_off="</blockquote>",
)
if name == "code" and value:
return "{code_on}{text}{code_off}".format(
code_on="<code>", text=string, code_off="</code>"
)
return string
def add_color(string, fgcolor, bgcolor):
fgcolor_string = ""
bgcolor_string = ""
if fgcolor:
fgcolor_string = " data-mx-color={}".format(
color_weechat_to_html(fgcolor)
)
if bgcolor:
bgcolor_string = " data-mx-bg-color={}".format(
color_weechat_to_html(bgcolor)
)
return "{color_on}{text}{color_off}".format(
color_on="<font{fg}{bg}>".format(
fg=fgcolor_string,
bg=bgcolor_string
),
text=string,
color_off="</font>",
)
def format_string(formatted_string):
text = formatted_string.text
attributes = formatted_string.attributes.copy()
# Escape HTML tag characters
text = text.replace("&", "&amp;") \
.replace("<", "&lt;") \
.replace(">", "&gt;")
if attributes["code"]:
if attributes["preformatted"]:
# XXX: This can't really happen since there's no way of
# creating preformatted code blocks in weechat (because
# there is not multiline input), but I'm creating this
# branch as a note that it should be handled once we do
# implement them.
pass
else:
text = add_attribute(text, "code", True)
attributes.pop("code")
if attributes["fgcolor"] or attributes["bgcolor"]:
text = add_color(
text,
attributes["fgcolor"],
attributes["bgcolor"]
)
if attributes["fgcolor"]:
attributes.pop("fgcolor")
if attributes["bgcolor"]:
attributes.pop("bgcolor")
for key, value in attributes.items():
text = add_attribute(text, key, value)
return text
html_string = map(format_string, self.substrings)
return "".join(html_string)
# TODO do we want at least some formatting using unicode
# (strikethrough, quotes)?
def to_plain(self):
# type: () -> str
def strip_atribute(string, _, __):
return string
def format_string(formatted_string):
text = formatted_string.text
attributes = formatted_string.attributes
for key, value in attributes.items():
text = strip_atribute(text, key, value)
return text
plain_string = map(format_string, self.substrings)
return "".join(plain_string)
def to_weechat(self):
def add_attribute(string, name, value, attributes):
if not value:
return string
elif name == "bold":
return "{bold_on}{text}{bold_off}".format(
bold_on=W.color("bold"),
text=string,
bold_off=W.color("-bold"),
)
elif name == "italic":
return "{italic_on}{text}{italic_off}".format(
italic_on=W.color("italic"),
text=string,
italic_off=W.color("-italic"),
)
elif name == "underline":
return "{underline_on}{text}{underline_off}".format(
underline_on=W.color("underline"),
text=string,
underline_off=W.color("-underline"),
)
elif name == "strikethrough":
return string_strikethrough(string)
elif name == "quote":
quote_pair = color_pair(G.CONFIG.color.quote_fg,
G.CONFIG.color.quote_bg)
# Remove leading and trailing newlines; Riot sends an extra
# quoted "\n" when a user quotes a message.
string = string.strip("\n")
if len(string) == 0:
return string
if G.CONFIG.look.quote_wrap >= 0:
wrapper = self.textwrapper(G.CONFIG.look.quote_wrap, quote_pair)
return wrapper.fill(W.string_remove_color(string, ""))
else:
# Don't wrap, just add quote markers to all lines
return "{color_on}{text}{color_off}".format(
color_on=W.color(quote_pair),
text="> " + W.string_remove_color(string.replace("\n", "\n> "), ""),
color_off=W.color("resetcolor")
)
elif name == "code":
code_color_pair = color_pair(
G.CONFIG.color.untagged_code_fg,
G.CONFIG.color.untagged_code_bg
)
margin = G.CONFIG.look.code_block_margin
if attributes["preformatted"]:
# code block
try:
lexer = get_lexer_by_name(value)
except ClassNotFound:
if G.CONFIG.look.code_blocks:
return colored_text_block(
string,
margin=margin,
color_pair=code_color_pair)
else:
return string_color_and_reset(string,
code_color_pair)
try:
style = get_style_by_name(G.CONFIG.look.pygments_style)
except ClassNotFound:
style = "native"
if G.CONFIG.look.code_blocks:
code_block = text_block(string, margin=margin)
else:
code_block = string
# highlight adds a newline to the end of the string, remove
# it from the output
highlighted_code = highlight(
code_block,
lexer,
WeechatFormatter(style=style)
).rstrip()
return highlighted_code
else:
return string_color_and_reset(string, code_color_pair)
elif name == "fgcolor":
return "{color_on}{text}{color_off}".format(
color_on=W.color(value),
text=string,
color_off=W.color("resetcolor"),
)
elif name == "bgcolor":
return "{color_on}{text}{color_off}".format(
color_on=W.color("," + value),
text=string,
color_off=W.color("resetcolor"),
)
else:
return string
def format_string(formatted_string):
text = formatted_string.text
attributes = formatted_string.attributes
# We need to handle strikethrough first, since doing
# a strikethrough followed by other attributes succeeds in the
# terminal, but doing it the other way around results in garbage.
if "strikethrough" in attributes:
text = add_attribute(
text,
"strikethrough",
attributes["strikethrough"],
attributes
)
attributes.pop("strikethrough")
def indent(text, prefix):
return prefix + text.replace("\n", "\n{}".format(prefix))
for key, value in attributes.items():
if not value:
continue
# Don't use textwrap to quote the code
if key == "quote" and attributes["code"]:
continue
# Reflow inline code blocks
if key == "code" and not attributes["preformatted"]:
text = text.strip().replace('\n', ' ')
text = add_attribute(text, key, value, attributes)
# If we're quoted code add quotation marks now.
if key == "code" and attributes["quote"]:
fg = G.CONFIG.color.quote_fg
bg = G.CONFIG.color.quote_bg
text = indent(
text,
string_color_and_reset(">", color_pair(fg, bg)) + " ",
)
# If we're code don't remove multiple newlines blindly
if attributes["code"]:
return text
return re.sub(r"\n+", "\n", text)
weechat_strings = map(format_string, self.substrings)
# Remove duplicate \n elements from the list
strings = []
for string in weechat_strings:
if len(strings) == 0 or string != "\n" or string != strings[-1]:
strings.append(string)
return "".join(strings).strip()
DEFAULT_ATTRIBUTES = {
"bold": False,
"italic": False,
"underline": False,
"strikethrough": False,
"preformatted": False,
"quote": False,
"code": None,
"fgcolor": None,
"bgcolor": None,
} # type: Dict[str, Union[bool, Optional[str]]]
class MatrixHtmlParser(HTMLParser):
# TODO bullets
def __init__(self):
HTMLParser.__init__(self)
self.text = "" # type: str
self.substrings = [] # type: List[FormattedString]
self.attributes = DEFAULT_ATTRIBUTES.copy()
def unescape(self, text):
"""Shim to unescape HTML in both Python 2 and 3.
The instance method was deprecated in Python 3 and html.unescape
doesn't exist in Python 2 so this is needed.
"""
try:
return html.unescape(text)
except AttributeError:
return HTMLParser.unescape(self, text)
def add_substring(self, text, attrs):
fmt_string = FormattedString(text, attrs)
self.substrings.append(fmt_string)
def _toggle_attribute(self, attribute):
if self.text:
self.add_substring(self.text, self.attributes.copy())
self.text = ""
self.attributes[attribute] = not self.attributes[attribute]
def handle_starttag(self, tag, attrs):
if tag == "strong":
self._toggle_attribute("bold")
elif tag == "em":
self._toggle_attribute("italic")
elif tag == "u":
self._toggle_attribute("underline")
elif tag == "del":
self._toggle_attribute("strikethrough")
elif tag == "blockquote":
self._toggle_attribute("quote")
elif tag == "pre":
self._toggle_attribute("preformatted")
elif tag == "code":
lang = None
for key, value in attrs:
if key == "class":
if value.startswith("language-"):
lang = value.split("-", 1)[1]
lang = lang or "unknown"
if self.text:
self.add_substring(self.text, self.attributes.copy())
self.text = ""
self.attributes["code"] = lang
elif tag == "p":
if self.text:
self.add_substring(self.text, self.attributes.copy())
self.text = "\n"
self.add_substring(self.text, DEFAULT_ATTRIBUTES.copy())
self.text = ""
elif tag == "br":
if self.text:
self.add_substring(self.text, self.attributes.copy())
self.text = "\n"
self.add_substring(self.text, DEFAULT_ATTRIBUTES.copy())
self.text = ""
elif tag == "font":
for key, value in attrs:
if key in ["data-mx-color", "color"]:
color = color_html_to_weechat(value)
if not color:
continue
if self.text:
self.add_substring(self.text, self.attributes.copy())
self.text = ""
self.attributes["fgcolor"] = color
elif key in ["data-mx-bg-color"]:
color = color_html_to_weechat(value)
if not color:
continue
if self.text:
self.add_substring(self.text, self.attributes.copy())
self.text = ""
self.attributes["bgcolor"] = color
else:
pass
def handle_endtag(self, tag):
if tag == "strong":
self._toggle_attribute("bold")
elif tag == "em":
self._toggle_attribute("italic")
elif tag == "u":
self._toggle_attribute("underline")
elif tag == "del":
self._toggle_attribute("strikethrough")
elif tag == "pre":
self._toggle_attribute("preformatted")
elif tag == "code":
if self.text:
self.add_substring(self.text, self.attributes.copy())
self.text = ""
self.attributes["code"] = None
elif tag == "blockquote":
self._toggle_attribute("quote")
self.text = "\n"
self.add_substring(self.text, DEFAULT_ATTRIBUTES.copy())
self.text = ""
elif tag == "font":
if self.text:
self.add_substring(self.text, self.attributes.copy())
self.text = ""
self.attributes["fgcolor"] = None
else:
pass
def handle_data(self, data):
self.text += data
def handle_entityref(self, name):
self.text += self.unescape("&{};".format(name))
def handle_charref(self, name):
self.text += self.unescape("&#{};".format(name))
def get_substrings(self):
if self.text:
self.add_substring(self.text, self.attributes.copy())
return self.substrings
def color_line_to_weechat(color_string):
# type: (str) -> str
line_colors = {
"0": "white",
"1": "black",
"2": "blue",
"3": "green",
"4": "lightred",
"5": "red",
"6": "magenta",
"7": "brown",
"8": "yellow",
"9": "lightgreen",
"10": "cyan",
"11": "lightcyan",
"12": "lightblue",
"13": "lightmagenta",
"14": "darkgray",
"15": "gray",
"16": "52",
"17": "94",
"18": "100",
"19": "58",
"20": "22",
"21": "29",
"22": "23",
"23": "24",
"24": "17",
"25": "54",
"26": "53",
"27": "89",
"28": "88",
"29": "130",
"30": "142",
"31": "64",
"32": "28",
"33": "35",
"34": "30",
"35": "25",
"36": "18",
"37": "91",
"38": "90",
"39": "125",
"40": "124",
"41": "166",
"42": "184",
"43": "106",
"44": "34",
"45": "49",
"46": "37",
"47": "33",
"48": "19",
"49": "129",
"50": "127",
"51": "161",
"52": "196",
"53": "208",
"54": "226",
"55": "154",
"56": "46",
"57": "86",
"58": "51",
"59": "75",
"60": "21",
"61": "171",
"62": "201",
"63": "198",
"64": "203",
"65": "215",
"66": "227",
"67": "191",
"68": "83",
"69": "122",
"70": "87",
"71": "111",
"72": "63",
"73": "177",
"74": "207",
"75": "205",
"76": "217",
"77": "223",
"78": "229",
"79": "193",
"80": "157",
"81": "158",
"82": "159",
"83": "153",
"84": "147",
"85": "183",
"86": "219",
"87": "212",
"88": "16",
"89": "233",
"90": "235",
"91": "237",
"92": "239",
"93": "241",
"94": "244",
"95": "247",
"96": "250",
"97": "254",
"98": "231",
"99": "default",
}
assert color_string in line_colors
return line_colors[color_string]
# The functions color_dist_sq(), color_to_6cube(), and color_find_rgb
# are python ports of the same named functions from the tmux
# source, they are under the copyright of Nicholas Marriott, and Avi Halachmi
# under the ISC license.
# More info: https://github.com/tmux/tmux/blob/master/colour.c
def color_dist_sq(R, G, B, r, g, b):
# pylint: disable=invalid-name,too-many-arguments
# type: (int, int, int, int, int, int) -> int
return (R - r) * (R - r) + (G - g) * (G - g) + (B - b) * (B - b)
def color_to_6cube(v):
# pylint: disable=invalid-name
# type: (int) -> int
if v < 48:
return 0
if v < 114:
return 1
return (v - 35) // 40
def color_find_rgb(r, g, b):
# type: (int, int, int) -> int
"""Convert an RGB triplet to the xterm(1) 256 color palette.
xterm provides a 6x6x6 color cube (16 - 231) and 24 greys (232 - 255).
We map our RGB color to the closest in the cube, also work out the
closest grey, and use the nearest of the two.
Note that the xterm has much lower resolution for darker colors (they
are not evenly spread out), so our 6 levels are not evenly spread: 0x0,
0x5f (95), 0x87 (135), 0xaf (175), 0xd7 (215) and 0xff (255). Greys are
more evenly spread (8, 18, 28 ... 238).
"""
# pylint: disable=invalid-name
q2c = [0x00, 0x5f, 0x87, 0xaf, 0xd7, 0xff]
# Map RGB to 6x6x6 cube.
qr = color_to_6cube(r)
qg = color_to_6cube(g)
qb = color_to_6cube(b)
cr = q2c[qr]
cg = q2c[qg]
cb = q2c[qb]
# If we have hit the color exactly, return early.
if cr == r and cg == g and cb == b:
return 16 + (36 * qr) + (6 * qg) + qb
# Work out the closest grey (average of RGB).
grey_avg = (r + g + b) // 3
if grey_avg > 238:
grey_idx = 23
else:
grey_idx = (grey_avg - 3) // 10
grey = 8 + (10 * grey_idx)
# Is grey or 6x6x6 color closest?
d = color_dist_sq(cr, cg, cb, r, g, b)
if color_dist_sq(grey, grey, grey, r, g, b) < d:
idx = 232 + grey_idx
else:
idx = 16 + (36 * qr) + (6 * qg) + qb
return idx
def color_html_to_weechat(color):
# type: (str) -> str
# yapf: disable
weechat_basic_colors = {
(0, 0, 0): "black", # 0
(128, 0, 0): "red", # 1
(0, 128, 0): "green", # 2
(128, 128, 0): "brown", # 3
(0, 0, 128): "blue", # 4
(128, 0, 128): "magenta", # 5
(0, 128, 128): "cyan", # 6
(192, 192, 192): "default", # 7
(128, 128, 128): "gray", # 8
(255, 0, 0): "lightred", # 9
(0, 255, 0): "lightgreen", # 10
(255, 255, 0): "yellow", # 11
(0, 0, 255): "lightblue", # 12
(255, 0, 255): "lightmagenta", # 13
(0, 255, 255): "lightcyan", # 14
(255, 255, 255): "white", # 15
}
# yapf: enable
try:
rgb_color = webcolors.html5_parse_legacy_color(color)
except ValueError:
return ""
if rgb_color in weechat_basic_colors:
return weechat_basic_colors[rgb_color]
return str(color_find_rgb(*rgb_color))
def color_weechat_to_html(color):
# type: (str) -> str
# yapf: disable
weechat_basic_colors = {
"black": "0",
"red": "1",
"green": "2",
"brown": "3",
"blue": "4",
"magenta": "5",
"cyan": "6",
"default": "7",
"gray": "8",
"lightred": "9",
"lightgreen": "10",
"yellow": "11",
"lightblue": "12",
"lightmagenta": "13",
"lightcyan": "14",
"white": "15",
}
hex_colors = {
"0": "#000000",
"1": "#800000",
"2": "#008000",
"3": "#808000",
"4": "#000080",
"5": "#800080",
"6": "#008080",
"7": "#c0c0c0",
"8": "#808080",
"9": "#ff0000",
"10": "#00ff00",
"11": "#ffff00",
"12": "#0000ff",
"13": "#ff00ff",
"14": "#00ffff",
"15": "#ffffff",
"16": "#000000",
"17": "#00005f",
"18": "#000087",
"19": "#0000af",
"20": "#0000d7",
"21": "#0000ff",
"22": "#005f00",
"23": "#005f5f",
"24": "#005f87",
"25": "#005faf",
"26": "#005fd7",
"27": "#005fff",
"28": "#008700",
"29": "#00875f",
"30": "#008787",
"31": "#0087af",
"32": "#0087d7",
"33": "#0087ff",
"34": "#00af00",
"35": "#00af5f",
"36": "#00af87",
"37": "#00afaf",
"38": "#00afd7",
"39": "#00afff",
"40": "#00d700",
"41": "#00d75f",
"42": "#00d787",
"43": "#00d7af",
"44": "#00d7d7",
"45": "#00d7ff",
"46": "#00ff00",
"47": "#00ff5f",
"48": "#00ff87",
"49": "#00ffaf",
"50": "#00ffd7",
"51": "#00ffff",
"52": "#5f0000",
"53": "#5f005f",
"54": "#5f0087",
"55": "#5f00af",
"56": "#5f00d7",
"57": "#5f00ff",
"58": "#5f5f00",
"59": "#5f5f5f",
"60": "#5f5f87",
"61": "#5f5faf",
"62": "#5f5fd7",
"63": "#5f5fff",
"64": "#5f8700",
"65": "#5f875f",
"66": "#5f8787",
"67": "#5f87af",
"68": "#5f87d7",
"69": "#5f87ff",
"70": "#5faf00",
"71": "#5faf5f",
"72": "#5faf87",
"73": "#5fafaf",
"74": "#5fafd7",
"75": "#5fafff",
"76": "#5fd700",
"77": "#5fd75f",
"78": "#5fd787",
"79": "#5fd7af",
"80": "#5fd7d7",
"81": "#5fd7ff",
"82": "#5fff00",
"83": "#5fff5f",
"84": "#5fff87",
"85": "#5fffaf",
"86": "#5fffd7",
"87": "#5fffff",
"88": "#870000",
"89": "#87005f",
"90": "#870087",
"91": "#8700af",
"92": "#8700d7",
"93": "#8700ff",
"94": "#875f00",
"95": "#875f5f",
"96": "#875f87",
"97": "#875faf",
"98": "#875fd7",
"99": "#875fff",
"100": "#878700",
"101": "#87875f",
"102": "#878787",
"103": "#8787af",
"104": "#8787d7",
"105": "#8787ff",
"106": "#87af00",
"107": "#87af5f",
"108": "#87af87",
"109": "#87afaf",
"110": "#87afd7",
"111": "#87afff",
"112": "#87d700",
"113": "#87d75f",
"114": "#87d787",
"115": "#87d7af",
"116": "#87d7d7",
"117": "#87d7ff",
"118": "#87ff00",
"119": "#87ff5f",
"120": "#87ff87",
"121": "#87ffaf",
"122": "#87ffd7",
"123": "#87ffff",
"124": "#af0000",
"125": "#af005f",
"126": "#af0087",
"127": "#af00af",
"128": "#af00d7",
"129": "#af00ff",
"130": "#af5f00",
"131": "#af5f5f",
"132": "#af5f87",
"133": "#af5faf",
"134": "#af5fd7",
"135": "#af5fff",
"136": "#af8700",
"137": "#af875f",
"138": "#af8787",
"139": "#af87af",
"140": "#af87d7",
"141": "#af87ff",
"142": "#afaf00",
"143": "#afaf5f",
"144": "#afaf87",
"145": "#afafaf",
"146": "#afafd7",
"147": "#afafff",
"148": "#afd700",
"149": "#afd75f",
"150": "#afd787",
"151": "#afd7af",
"152": "#afd7d7",
"153": "#afd7ff",
"154": "#afff00",
"155": "#afff5f",
"156": "#afff87",
"157": "#afffaf",
"158": "#afffd7",
"159": "#afffff",
"160": "#d70000",
"161": "#d7005f",
"162": "#d70087",
"163": "#d700af",
"164": "#d700d7",
"165": "#d700ff",
"166": "#d75f00",
"167": "#d75f5f",
"168": "#d75f87",
"169": "#d75faf",
"170": "#d75fd7",
"171": "#d75fff",
"172": "#d78700",
"173": "#d7875f",
"174": "#d78787",
"175": "#d787af",
"176": "#d787d7",
"177": "#d787ff",
"178": "#d7af00",
"179": "#d7af5f",
"180": "#d7af87",
"181": "#d7afaf",
"182": "#d7afd7",
"183": "#d7afff",
"184": "#d7d700",
"185": "#d7d75f",
"186": "#d7d787",
"187": "#d7d7af",
"188": "#d7d7d7",
"189": "#d7d7ff",
"190": "#d7ff00",
"191": "#d7ff5f",
"192": "#d7ff87",
"193": "#d7ffaf",
"194": "#d7ffd7",
"195": "#d7ffff",
"196": "#ff0000",
"197": "#ff005f",
"198": "#ff0087",
"199": "#ff00af",
"200": "#ff00d7",
"201": "#ff00ff",
"202": "#ff5f00",
"203": "#ff5f5f",
"204": "#ff5f87",
"205": "#ff5faf",
"206": "#ff5fd7",
"207": "#ff5fff",
"208": "#ff8700",
"209": "#ff875f",
"210": "#ff8787",
"211": "#ff87af",
"212": "#ff87d7",
"213": "#ff87ff",
"214": "#ffaf00",
"215": "#ffaf5f",
"216": "#ffaf87",
"217": "#ffafaf",
"218": "#ffafd7",
"219": "#ffafff",
"220": "#ffd700",
"221": "#ffd75f",
"222": "#ffd787",
"223": "#ffd7af",
"224": "#ffd7d7",
"225": "#ffd7ff",
"226": "#ffff00",
"227": "#ffff5f",
"228": "#ffff87",
"229": "#ffffaf",
"230": "#ffffd7",
"231": "#ffffff",
"232": "#080808",
"233": "#121212",
"234": "#1c1c1c",
"235": "#262626",
"236": "#303030",
"237": "#3a3a3a",
"238": "#444444",
"239": "#4e4e4e",
"240": "#585858",
"241": "#626262",
"242": "#6c6c6c",
"243": "#767676",
"244": "#808080",
"245": "#8a8a8a",
"246": "#949494",
"247": "#9e9e9e",
"248": "#a8a8a8",
"249": "#b2b2b2",
"250": "#bcbcbc",
"251": "#c6c6c6",
"252": "#d0d0d0",
"253": "#dadada",
"254": "#e4e4e4",
"255": "#eeeeee"
}
# yapf: enable
if color in weechat_basic_colors:
return hex_colors[weechat_basic_colors[color]]
return hex_colors[color]
class WeechatFormatter(Formatter):
def __init__(self, **options):
Formatter.__init__(self, **options)
self.styles = {}
for token, style in self.style:
start = end = ""
if style["color"]:
start += "{}".format(
W.color(color_html_to_weechat(str(style["color"])))
)
end = "{}".format(W.color("resetcolor")) + end
if style["bold"]:
start += W.color("bold")
end = W.color("-bold") + end
if style["italic"]:
start += W.color("italic")
end = W.color("-italic") + end
if style["underline"]:
start += W.color("underline")
end = W.color("-underline") + end
self.styles[token] = (start, end)
def format(self, tokensource, outfile):
lastval = ""
lasttype = None
for ttype, value in tokensource:
while ttype not in self.styles:
ttype = ttype.parent
if ttype == lasttype:
lastval += value
else:
if lastval:
stylebegin, styleend = self.styles[lasttype]
outfile.write(stylebegin + lastval + styleend)
# set lastval/lasttype to current values
lastval = value
lasttype = ttype
if lastval:
stylebegin, styleend = self.styles[lasttype]
outfile.write(stylebegin + lastval + styleend)