78 lines
2.3 KiB
Python
Executable file
78 lines
2.3 KiB
Python
Executable file
#!/usr/bin/env python3
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# dedup.py
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# Removes duplicates from Bitwarden export .csv
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# 2019-02-09 5erif
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import sys
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import hashlib
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from urllib.parse import urlparse
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# Field ordinals in Bitwarden CSV
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FOLDER = 0
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FAVORITE = 1
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TYPE = 2
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NAME = 3
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NOTES = 4
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FIELDS = 5
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URI = 6
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USERNAME = 7
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PASSWORD = 8
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TOTP = 9
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def main(argv):
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if len(argv) < 1:
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print('Missing input file path')
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sys.exit(1)
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in_file_path = argv[0]
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out_file_path = in_file_path[0:(len(in_file_path)-4)]+'_out.csv'
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rem_file_path = in_file_path[0:(len(in_file_path)-4)]+'_rem.csv'
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completed_lines_hash = set()
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line_number = -1
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write_count = 0
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cache = ''
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out_file = open(out_file_path, 'w', encoding = 'utf8')
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rem_file = open(rem_file_path, 'w', encoding = 'utf8')
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for line in open(in_file_path, 'r', encoding = 'utf8'):
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line_number += 1
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fields = line.split(',')
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if len(fields) < 10:
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# Add previous line if short
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line = cache.strip('\n') + line
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cache = line
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fields = line.split(',')
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if len(fields) > 9:
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print(f'Recovered with line {line_number}:\n{line}')
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cache = ''
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else:
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print(f'Missing fields in line {line_number}:\n{line}')
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rem_file.write(line)
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continue
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else:
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cache = ''
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if line_number != 0:
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domain = urlparse(fields[URI]).netloc
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if len(domain) > 0:
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fields[URI] = domain
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token = fields[URI] + fields[USERNAME] + fields[PASSWORD]
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hashValue = hashlib.md5(token.rstrip().encode('utf-8')).hexdigest()
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if hashValue not in completed_lines_hash:
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out_file.write(line)
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completed_lines_hash.add(hashValue)
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write_count += 1
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else:
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rem_file.write(line)
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# Uncomment for verbose mode
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# print(f'Skipping duplicate on line {line_number}:\n{line}')
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out_file.close()
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rem_file.close()
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dup_count = line_number - write_count
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print(f'\nOutput file: {out_file_path}\n{write_count} unique entries saved')
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print(f'\n{dup_count} duplicates saved to {rem_file_path}')
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if __name__ == "__main__":
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main(sys.argv[1:])
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