115 lines
4.6 KiB
Python
115 lines
4.6 KiB
Python
#!/usr/bin/env python
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'''
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Validate a region file
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TODO description here'''
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import os
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import sys
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# incantation to be able to import overviewer_core
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if not hasattr(sys, "frozen"):
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sys.path.insert(0, os.path.abspath(os.path.join(os.path.split(__file__)[0], '..')))
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from overviewer_core import nbt
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def check_region(region_filename):
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chunk_errors = []
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if not os.path.exists(region_filename):
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raise Exception('Region file not found: %s' % region_filename)
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try:
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region = nbt.load_region(region_filename, 'lower-left')
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except IOError, e:
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raise Exception('Error loading region (%s): %s' % (region_filename, e))
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try:
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region.get_chunk_info(False)
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chunks = region.get_chunks()
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except IOError, e:
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raise Exception('Error reading region header (%s): %s' % (region_filename, e))
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except Exception, e:
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raise Exception('Error reading region (%s): %s' % (region_filename, e))
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for x,y in chunks:
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try:
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check_chunk(region, x, y)
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except Exception, e:
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chunk_errors.append(e)
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return (chunk_errors, len(chunks))
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def check_chunk(region, x, y):
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try:
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data = region.load_chunk(x ,y)
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except Exception, e:
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raise Exception('Error reading chunk (%i, %i): %s' % (x, y, e))
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if data is None:
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raise Exception('Chunk (%i, %i) is unexpectedly empty' % (x, y))
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else:
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try:
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processed_data = data.read_all()
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except Exception, e:
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raise Exception('Error reading chunk (%i, %i) data: %s' % (x, y, e))
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if processed_data == []:
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raise Exception('Chunk (%i, %i) is an unexpectedly empty set' % (x, y))
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if __name__ == '__main__':
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try:
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from optparse import OptionParser
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parser = OptionParser(usage='python contrib/%prog [OPTIONS] <path/to/regions|path/to/regions/*.mcr|regionfile1.mcr regionfile2.mcr ...>',
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description='This script will valide a minecraft region file for errors.')
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parser.add_option('-v', dest='verbose', action='store_true', help='Print additional information.')
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opts, args = parser.parse_args()
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region_files = []
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for path in args:
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if os.path.isdir(path):
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for dirpath, dirnames, filenames in os.walk(path, True):
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for filename in filenames:
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if filename.startswith('r.') and filename.endswith('.mcr'):
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if filename not in region_files:
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region_files.append(os.path.join(dirpath, filename))
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elif opts.verbose:
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print('Ignoring non-region file: %s' % os.path.join(dirpath, filename))
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elif os.path.isfile(path):
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dirpath,filename = os.path.split(path)
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if filename.startswith('r.') and filename.endswith('.mcr'):
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if path not in region_files:
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region_files.append(path)
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else:
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print('Ignoring non-region file: %s' % path)
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else:
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if opts.verbose:
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print('Ignoring arg: %s' % path)
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if len(region_files) < 1:
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print 'You must list at least one region file.'
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parser.print_help()
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sys.exit(1)
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else:
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overall_chunk_total = 0
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bad_chunk_total = 0
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bad_region_total = 0
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for region_file in region_files:
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try:
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(chunk_errors, region_chunks) = check_region(region_file)
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bad_chunk_total += len(chunk_errors)
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overall_chunk_total += region_chunks
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except Exception, e:
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bad_region_total += 1
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print('FAILED(%s): %s' % (region_file, e))
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else:
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if len(chunk_errors) is not 0:
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print('WARNING(%s) Chunks: %i/%' % (region_file, region_chunks - len(chunk_errors), region_chunks))
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if opts.verbose:
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for error in chunk_errors:
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print(error)
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elif opts.verbose:
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print ('PASSED(%s) Chunks: %i/%i' % (region_file, region_chunks - len(chunk_errors), region_chunks))
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if opts.verbose:
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print 'REGIONS: %i/%i' % (len(region_files) - bad_region_total, len(region_files))
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print 'CHUNKS: %i/%i' % (overall_chunk_total - bad_chunk_total, overall_chunk_total)
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except KeyboardInterrupt:
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sys.exit(1)
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except Exception, e:
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print('ERROR: %s' % e)
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