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#!/usr/bin/python3
import argparse
import os
import typing
from pathlib import Path
EXTS = (
'.png',
'-rtl.png',
'.svg',
'-symbolic.symbolic.png',
'-symbolic.svg',
'-symbolic-rtl.svg',
)
if __name__ == '__main__':
parser = argparse.ArgumentParser()
parser.add_argument('--icon-names-from-file', action='append', default=[])
parser.add_argument('source')
parser.add_argument('dest')
args = parser.parse_args()
source = Path(args.source)
dest = Path(args.dest)
#: name with no extension => filename with which it is redundant
already_have: typing.Dict[str, str] = {}
#: name with no extension, -rtl or -symbolic suffix
icon_names: typing.Set[str] = set()
#: basename including extension => name with no extension, -rtl, -symbolic
wanted: typing.Dict[str, str] = {}
for name in args.icon_names_from_file:
with open(name) as reader:
for line in reader:
icon_names.add(line.rstrip('\n'))
for name in icon_names:
for ext in EXTS:
wanted[name + ext] = name
for dirpath, dirnames, filenames in os.walk(dest / 'usr/share/icons'):
rel = Path(dirpath).relative_to(dest)
if 'cursors' in dirnames:
dirnames.remove('cursors')
for name in filenames:
# remove up to 2 extensions (.symbolic.png), but do not
# remove -rtl or -symbolic
already_have[Path(Path(name).stem).stem] = rel / name
for dirpath, dirnames, filenames in os.walk(source / 'usr/share/icons'):
rel = Path(dirpath).relative_to(source)
for name in filenames:
if name in wanted:
stem = Path(Path(name).stem).stem
if stem in already_have:
print('# redundant: discard', name,
'in favour of', already_have[stem])
(source / rel / name).unlink()
icon_names.discard(wanted[name])
continue
target = dest / rel / name
if target.exists() or target.is_symlink():
print('# redundant:', str(rel / name))
(source / rel / name).unlink()
icon_names.discard(wanted[name])
else:
print(rel / name)
icon_names.discard(wanted[name])
(dest / rel).mkdir(parents=True, exist_ok=True)
(source / rel / name).rename(target)
else:
print('# not in list of required icons:', str(rel / name))
(source / rel / name).unlink()
for name in icon_names:
print('# not found:', name)
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