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### jack_ripstuff: container module for
### jack - extract audio from a CD and encode it using 3rd party software
### Copyright (C) 1999-2004 Arne Zellentin <zarne@users.sf.net>
### 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, write to the Free Software
### Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
import jack_freedb
import locale
import unicodedata
from jack_globals import *
all_tracks_orig = []
all_tracks_todo_sorted = []
all_tracks = []
wavs_ready = None
printable_names = None # these are displayed for the track names
max_name_len = None # max len of printable_names[]
raw_space = None # free diskspace
# There's currently no good way in Python to obtain the real width a string
# will take up on the screen since it may e.g. depend on how the terminal
# displays wide characters. This function is a first attempt to at least
# get an approximate idea of the width of a string (assuming that wide
# characters take up two columns on the screen). This is only to be used
# until there's a real solution in Python.
def width(s):
w = 0
for c in s.decode(locale.getpreferredencoding()):
if unicodedata.east_asian_width(c) in ("W", "F"):
w += 2
else:
w += 1
return w
def gen_printable_names(track_names, todo):
global printable_names
global max_name_len
printable_names=[]
for i in range(CDDA_MAXTRACKS):
printable_names.append("")
if jack_freedb.names_available and cf['_show_names']:
if cf['_various']:
max_name_len = max(map(lambda x: len(track_names[x[NUM]][0] + " - " + track_names[x[NUM]][1]), todo))
else:
max_name_len = max(map(lambda x: len(track_names[x[NUM]][1]), todo))
max_name_len = len("01 ") + max_name_len
if cf['_show_time']:
max_name_len = max_name_len + 6
else:
max_name_len = len("01")
if cf['_show_time']:
max_name_len = max_name_len + len(" 01:23")
for i in todo:
if cf['_show_time']:
len_tmp = i[LEN] / CDDA_BLOCKS_PER_SECOND
len_tmp = ("%02i:%02i") % (len_tmp / 60, len_tmp % 60)
if jack_freedb.names_available and cf['_show_names']:
if cf['_show_time']:
tmp = "%02i %5s " % (i[NUM], len_tmp)
else:
tmp = "%02i " % i[NUM]
if cf['_various']:
tmp = tmp + track_names[i[NUM]][0] + " - " + track_names[i[NUM]][1]
else:
tmp = tmp + track_names[i[NUM]][1]
p_tmp = tmp.encode(locale.getpreferredencoding(), "replace")
printable_names[i[NUM]] = p_tmp + "." * (max_name_len - width(p_tmp))
else:
if cf['_show_time']:
printable_names[i[NUM]] = ("%02i " % i[NUM]) + len_tmp + "." * (max_name_len - len(i[NAME]) - 6)
else:
printable_names[i[NUM]] = i[NAME] + "." * (max_name_len - len(i[NAME]))
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