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oops, i broke it

This commit is contained in:
brent s 2018-08-02 07:30:43 -04:00
parent 9f1515b96c
commit e169160159
1 changed files with 78 additions and 32 deletions
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110
net/irc/irssilogparse.py
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@ -4,8 +4,14 @@
# https://github.com/myano/jenni/wiki/IRC-String-Formatting
# https://www.mirc.com/colors.html
# https://en.wikipedia.org/wiki/ANSI_escape_code
# http://invisible-island.net/xterm/ctlseqs/ctlseqs.html
# https://github.com/shabble/irssi-docs/wiki/Formats#Colourising-Text-in-IRC-Messages
# https://askubuntu.com/a/528938

# Sorry for the copious comments, but the majority of the Irssi log stuff isn't
# really documented... anywhere. Just the color codes and \x03.
# And the log2ansi.pl script is... well, perl, so minus points for that, but
# the names are obtuse and perl's ugly af.

import argparse
import curses
@ -36,7 +42,8 @@ cmprsn_map = {'text/plain': None, # Plain ol' text
# - 8 (3/4 bit color values, 8 colors)
# - 256 (8-bit, 256 colors)
# - 'truecolor' (24-bit, ISO-8613-3, 16777216 colors)
# Keys are the mIRC color value
# Keys are the mIRC color value. Reference the links above for reference on
# what the values map to.
# Values are:
# - 8: tuple for ANSI fg and bg values
# - 256: single value (same number is used for fg and bg)
@ -102,14 +109,26 @@ colormap = {8: {'0': ('97', '107'),
'13': ('255', '0', '255'),
'14': ('127', '127', '127'),
'15': ('210', '210', '210'),
'ansi_wrap': {'fg': '\x1b[38;2;{0[0]},{0[1]},{0[2]}',
'bg': '\x1b[48;2;{0[0]},'
'{0[1]},{0[2]}'}}}
'ansi_wrap': {'fg': '\x1b[38;2;'
'{0[0]};{0[1]};{0[2]}m',
'bg': '\x1b[48;2;'
'{0[0]};{0[1]};{0[2]}m'}}}
# These are special "control characters" Irssi uses.
reset_char = '\x1b[0m'
# Used for Irssi-specific escapes/controls.
irssi_ctrl = {'a': '\x1b[5m', # Blink
'b': '\x1b[4m', # Underline
'c': '\x1b[1m', # Bold
'd': '\x1b[7m', # Reverse
'e': '\t', # Indent
'f': None, # "f" is an indent func, so no-op
'g': reset_char, # Reset
'h': None} # Monospace (no-op)

def get_palette():
# Return 8, 256, or 'truecolor'
colorterm = os.getenv('COLORTERM', None)
if colorterm == 'truecolor':
if colorterm in ('truecolor', '24bit'):
# TODO: 24-bit support (16777216 colors) instead of 8-bit.
# See note above.
#return('truecolor')
@ -124,42 +143,66 @@ def get_palette():
def color_converter(data_in, palette_map):
# Only used if logParser().args['color'] = True
# Convert mIRC/Irssi color coding to ANSI color codes.
color_ptrn = re.compile('\x03[0-9]{1,2}(,[0-9]{1,2})?')
_colors = colormap[palette_map]
# the value to reset formatting to the terminal default
reset_char = '\x1b[0m'
# A sub-function that generates the replacement characters.
fg = '39'
bg = '49'
# the value to reset the foreground text
def_fg = '\x1b[39m'
# the value to reset the background text
def_bg = '\x1b[49m'
regex = {'nick': re.compile('\x04[89]/'),
'bold': re.compile('\x02'),
## Doublecheck this. what is the significance of \x04(.*) chars?
'reset': re.compile('\x04(g|c|[389;]/?|e|>)?/?'),
'color_clear': re.compile('\x0f(g|c|[389;]/?|e)?/?')}
# A sub-function that generates the replacement characters.
_colors = colormap[palette_map]
def _repl(ch_in):
_ch = ch_in.group().lstrip('\x03')
_chars = [i.strip() for i in _ch.split(',', 1)]
if len(_chars) == 1:
ch_out = _colors['ansi_wrap']['fg'].format(_chars[0])
elif len(_chars) == 2:
ch_out = (_colors['ansi_wrap']['fg'].format(_chars[0]) +
_colors['ansi_wrap']['bg'].format(_chars[1]))
else:
raise RuntimeError('Parsing error! "{0}"'.format(ch_in))
nonlocal bg
nonlocal fg
ch_out = ''
_ch = {'stripped': re.sub('^[\x00-\x7f]', '', ch_in.group()),
'ctrl': re.sub('^\x04([a-h]|[0-9]|;|>)/?.*$', '\g<1>',
ch_in.group())}
# We assign this separately as we use an existing dict entry.
# This is the "color code" (if it exists).
_ch['c'] = [re.sub('^0?([0-9])',
'\g<1>',
i.strip()) for i in _ch['stripped'].split(',', 1)]
pprint.pprint(_ch)
pprint.pprint(ch_in.group())
# Color-handling
if _ch['ctrl'].startswith('\x03'):
if len(_ch['c']) == 1:
fg_only = True
elif len(_ch['c']) == 2:
fg_only = False
else:
raise RuntimeError('Parsing error! "{0}"'.format(
ch_in.group()))
ch_out = _colors['ansi_wrap']['fg'].format(_colors[_ch['c'][0]])
if not fg_only:
ch_out += _colors['ansi_wrap']['bg'].format(
_colors[_ch['c'][1]])
# Control-character handling
elif _ch['ctrl'].startswith('\x04'):
if _ch['ctrl'] in irssi_ctrl:
ch_out = irssi_ctrl[_ch['ctrl']]
return(ch_out)
#color_ptrn = re.compile('\x03[0-9]{1,2}(,[0-9]{1,2})?')
catch = re.compile('(\x03[0-9](,[0-9]{1, 2})?|'
'\x04([a-h]|;|[0-9]/?))')
# These get replaced in the order they're defined here.
regex = {'nick': re.compile('\x04[89]/'),
'bold': re.compile('(\x02|\x04(;|[a-h]|>))/?'),
## Doublecheck this. what is the significance of \x04(.*) chars?
'control': re.compile('\x04(g|c|[389;]/?|e|>)?/?'),
'color_clear': re.compile('\x0f(g|c|[389;]/?|e)?/?')}
data = data_in.splitlines()
for idx, line in enumerate(data[:]):
# Get some preliminary replacements out of the way.
line = regex['nick'].sub(' ', line, 1)
line = regex['reset'].sub(reset_char, line)
line = regex['color_clear'].sub(def_fg + def_bg, line)
# TODO: use ptrn.sub(_repl, line) instead since that works and
# this does not
# First set is text color
# Second set, if present, is bg color
line = color_ptrn.sub(_repl, line)
#line = regex['bold'].sub(bold, line)
#line = regex['control'].sub(reset_char, line)
#line = regex['color_clear'].sub(def_fg + def_bg, line)
# This is like 90% of the magic, honestly.
line = catch.sub(_repl, line)
if not line.endswith(reset_char):
line += reset_char
data[idx] = line
return('\n'.join(data))

@ -291,7 +334,7 @@ def parseArgs():
args.add_argument('-H', '--html',
dest = 'html',
action = 'store_true',
help = ('Render HTML output'))
help = ('Render HTML output (requires ansi2html)'))
args.add_argument(dest = 'logfile',
default = None,
nargs = '?',
@ -313,5 +356,8 @@ if __name__ == '__main__':
#pprint.pprint(l.data, width = cols)
#pprint.pprint(repr(l.data).split('\\n'))
print(l.data)
with open('/tmp/log.raw', 'w') as f:
for line in repr(l.data).split('\\n'):
f.write(line + '\n')
# l.parseLog()
# print(l.data.decode('utf-8'))