def patch_images(selected_images, cfg):
backup_directory = pathjoin(exe_dir, 'backup')
bin_dir = pathjoin(exe_dir, 'bin')
for i, disk_path in enumerate(selected_images):
image = cfg.images[i]
disk_directory = pathsplit(disk_path)[0]
DiskImage = Disk(disk_path,
backup_folder=backup_directory,
ndc_dir=bin_dir)
if not access(disk_path, W_OK):
message_wait_close(
'Can\'t access the file "%s". Make sure the file is not read-only.'
% disk_path)
print("Backing up %s to %s now..." % (disk_path, backup_directory))
if stat(disk_path).st_size > 100000000: # 100 MB+ disk images
print(
"This is a large disk image, so it may take a few moments...")
try:
DiskImage.backup()
except PermissionError:
message_wait_close(
'Can\'t access the file "%s". Make sure the file is not in use.'
% disk_path)
if DiskImage.extension in HARD_DISK_FORMATS:
files = image['hdd']['files']
else:
files = image['floppy']['files']
# Find the right directory to look for the files in.
disk_filenames = [f['name'] for f in files]
#path_in_disk = DiskImage.find_file_dir(disk_filenames)
#if path_in_disk is None:
# message_wait_close("Can\'t access the file '%s' now, but could before. Make sure it is not in use, and try again." % disk_path)
for f in files:
# Ignore files that lack a patch
try:
_ = f['patch']
except KeyError:
continue
print('Extracting %s...' % f['name'])
paths_in_disk = [
p.decode('shift_jis') for p in DiskImage.find_file(f['name'])
]
#print(paths_in_disk)
#print(path_in_disk)
patch_worked = False
for j, path_in_disk in enumerate(paths_in_disk):
#print(path_in_disk)
if patch_worked:
break
try:
DiskImage.extract(f['name'], path_in_disk)
except FileNotFoundError:
print("Error. Restoring from backup...")
DiskImage.restore_from_backup()
message_wait_close(
"Couldn't access the disk. Make sure it is not open in EditDisk/ND, and try again."
)
extracted_file_path = pathjoin(disk_directory, f['name'])
copyfile(extracted_file_path, extracted_file_path + '_edited')
# Failsafe list. Patches to try in order.
patch_list = []
if 'type' in f['patch']:
if f['patch']['type'] == 'failsafelist':
patch_list = f['patch']['list']
elif f['patch']['type'] == 'boolean':
if options[f['patch']['id']]:
patch_list = [
f['patch']['true'],
]
else:
patch_list = [
f['patch']['false'],
]
else:
patch_list = [
f['patch'],
]
#patch_worked = False
for i, patch in enumerate(patch_list):
patch_filepath = pathjoin(exe_dir, 'patch', patch)
patchfile = Patch(extracted_file_path,
patch_filepath,
edited=extracted_file_path + '_edited',
xdelta_dir=bin_dir)
try:
print("Patching %s..." % f['name'])
patchfile.apply()
patch_worked = True
except PatchChecksumError:
if i < len(patch_list) - 1:
print("Trying backup patch for %s..." % f['name'])
if not patch_worked and j < len(paths_in_disk) - 1:
print("Trying another file with the name %s..." %
f['name'])
if not patch_worked:
print("Error. Restoring from backup...")
DiskImage.restore_from_backup()
remove(extracted_file_path)
remove(extracted_file_path + '_edited')
message_wait_close(
"Patch checksum error. This disk is not compatible with this patch, or is already patched."
)
copyfile(extracted_file_path + '_edited', extracted_file_path)
if not options['delete_all_first']:
print("Inserting %s..." % f['name'])
try:
DiskImage.insert(extracted_file_path, path_in_disk)
except ReadOnlyDiskError:
print("Error. Restoring from backup...")
DiskImage.restore_from_backup()
message_wait_close(
"Error inserting %s. Make sure the disk is not read-only or open in EditDisk/ND, and try again."
% f['name'])
remove(extracted_file_path)
remove(extracted_file_path + '_edited')
if options['delete_all_first']:
for f in files:
try:
print("Deleting %s..." % f['name'])
DiskImage.delete(f['name'], path_in_disk)
except ReadOnlyDiskError:
print("Error. Restoring from backup...")
DiskImage.restore_from_backup()
message_wait_close(
"Error deleting %s. Make sure the disk is not read-only, and try again."
)
for f in files:
extracted_file_path = pathjoin(disk_directory, f['name'])
print("Inserting %s..." % f['name'])
try:
DiskImage.insert(extracted_file_path,
path_in_disk,
delete_original=False)
except ReadOnlyDiskError:
print("Error. Restoring from backup...")
DiskImage.restore_from_backup()
message_wait_close(
"Error inserting", f,
". Make sure the disk is not read-only or open in EditDisk/ND, and try again."
)
remove(extracted_file_path)
remove(extracted_file_path + '_edited')
for f in cfg.new_files:
new_file_path = pathjoin(exe_dir, 'patch', f['name'])
print("Inserting new file %s..." % f['name'])
DiskImage.insert(new_file_path,
path_in_disk,
delete_original=False)
