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# SPDX-FileCopyrightText: 2013-2023 Blender Authors
#
# SPDX-License-Identifier: GPL-2.0-or-later
# Update "languages" text file used by Blender at runtime to build translations menu.
OK = 0
MISSING = 1
TOOLOW = 2
SKIPPED = 3
FLAG_MESSAGES = {
OK: "",
MISSING: "No translation yet.",
TOOLOW: "Not complete enough to be included.",
SKIPPED: "Skipped (see IMPORT_LANGUAGES_SKIP in settings.py).",
}
def gen_menu_file(stats, settings):
# Generate languages file content used by Blender's i18n system.
# First, match all entries in LANGUAGES to a `lang` in stats, if possible!
# Returns a iterable of text lines.
tmp = []
for uid_num, label, uid in settings.LANGUAGES:
if uid in stats:
if uid in settings.IMPORT_LANGUAGES_SKIP:
tmp.append((stats[uid], uid_num, label, uid, SKIPPED))
else:
tmp.append((stats[uid], uid_num, label, uid, OK))
else:
tmp.append((0.0, uid_num, label, uid, MISSING))
stats = tmp
limits = sorted(settings.LANGUAGES_CATEGORIES, key=lambda it: it[0], reverse=True)
idx = 0
stats = sorted(stats, key=lambda it: it[0], reverse=True)
langs_cats = [[] for i in range(len(limits))]
highest_uid = 0
for lvl, uid_num, label, uid, flag in stats:
if lvl < limits[idx][0]:
# Sub-sort languages by ISO-codes.
langs_cats[idx].sort(key=lambda it: it[2])
idx += 1
if lvl < settings.IMPORT_MIN_LEVEL and flag == OK:
flag = TOOLOW
langs_cats[idx].append((uid_num, label, uid, flag))
if abs(uid_num) > highest_uid:
highest_uid = abs(uid_num)
# Sub-sort last group of languages by ISO-codes!
langs_cats[idx].sort(key=lambda it: it[2])
data_lines = [
"# File used by Blender to know which languages (translations) are available, ",
"# and to generate translation menu.",
"#",
"# File format:",
"# ID:MENULABEL:ISOCODE",
"# ID must be unique, except for 0 value (marks categories for menu).",
"# Line starting with a # are comments!",
"#",
"# Automatically generated by bl_i18n_utils/update_languages_menu.py script.",
"# Highest ID currently in use: {}".format(highest_uid),
]
for cat, langs_cat in zip(limits, langs_cats):
data_lines.append("#")
# Write "category menu label"...
if langs_cat:
data_lines.append("0:{}:".format(cat[1]))
else:
# Do not write the category if it has no language!
data_lines.append("# Void category! #0:{}:".format(cat[1]))
# ...and all matching language entries!
for uid_num, label, uid, flag in langs_cat:
if flag == OK:
data_lines.append("{}:{}:{}".format(uid_num, label, uid))
else:
# Non-existing, commented entry!
data_lines.append("# {} #{}:{}:{}".format(FLAG_MESSAGES[flag], uid_num, label, uid))
return data_lines
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