def clear_directory(font_root, type, basename):
"""
Remove existing links to a font in a dir to prevent inconsistencies.
If physical copies are encountered the user is asked if he wants
to remove them (and then if that decision should be remembered).
In batch mode this would simply cause the program to fail.
"""
target_dir = os.path.join(font_root, type)
real_files = []
for ln in os.listdir(target_dir):
abs_ln = os.path.join(target_dir, ln)
if ln.startswith(basename):
if os.path.islink(abs_ln):
os.unlink(abs_ln)
elif os.path.isfile(abs_ln):
real_files.append(abs_ln)
if real_files:
if Config.batch():
# the files will fail later when trying to link them
pass
else:
# handle the presence of physical font files
if Config.remove_existing_files:
for f in real_files:
os.remove(f)
else:
print "The following font files are phyiscal copies:"
for f in real_files:
print " -", f
rem = raw_input("Do you want to remove them and replace them with links (y/anything)? ")
rem = True if rem.lower() == 'y' else False
if rem:
for f in real_files:
os.remove(f)
print "Done."
remember = raw_input("Do you want to remember this decision (y/anything)? ")
Config.remove_existing_files = rem if remember.lower() == 'y' else False
