mirror of https://github.com/E-Almqvist/cipher
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29 lines
922 B
29 lines
922 B
from lib.input import *
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from lib.vars import alphabet
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from lib.vars import listToString
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if( inputHasKeys(["-k", "-i", "-a"]) ):
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in_key = int(getValueOfKey("-k"))
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in_txt = getValueOfKey("-i")
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in_alphabet = getValueOfKey("-a")
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else:
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print("file.py -k {int KEY} -i {string TXT} -a {string ALPHABET_TYPE}")
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exit()
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alen = len(alphabet[in_alphabet])
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txt_list = list(in_txt)
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decryp_list = [""] * len(in_txt)
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for char in txt_list:
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index = alphabet[in_alphabet].index(char)
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print("Decrypting char-index: " + str(txt_list.index(char)) + " (" + char + ")")
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index = index + in_key # shift the alphabet
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while( index >= alen ): #cycle through the alphabet
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diff = (index + in_key) - (alen - 1)
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index = 0 + diff # a bit spaghetti but who doesn't like spaghetti
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decryp_list[txt_list.index(char)] = alphabet[in_alphabet][index]
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print( "Output: " + listToString(decryp_list) )
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