mirror of https://github.com/zulip/zulip.git
57 lines
1.8 KiB
Python
Executable File
57 lines
1.8 KiB
Python
Executable File
def encrypt(text):
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# This is where the actual ROT13 is applied
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# WHY IS .JOIN NOT WORKING?!
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textlist = list(text)
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newtext = ''
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firsthalf = 'abcdefghijklmABCDEFGHIJKLM'
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lasthalf = 'nopqrstuvwxyzNOPQRSTUVWXYZ'
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for char in textlist:
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if char in firsthalf:
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newtext += lasthalf[firsthalf.index(char)]
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elif char in lasthalf:
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newtext += firsthalf[lasthalf.index(char)]
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else:
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newtext += char
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return newtext
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class EncryptHandler(object):
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'''
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This bot allows users to quickly encrypt messages using ROT13 encryption.
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It encrypts/decrypts messages starting with @encrypt.
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'''
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def usage(self):
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return '''
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This bot uses ROT13 encryption for its purposes.
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It responds to me starting with @encrypt.
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Feeding encrypted messages into the bot decrypts them.
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'''
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def triage_message(self, message, client):
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original_content = message['content']
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# This makes sure that the bot only replies to messages it supposed to reply to.
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should_be_encrypted = original_content.startswith('@encrypt')
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return should_be_encrypted
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def handle_message(self, message, client, state_handler):
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original_content = message['content']
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temp_content = encrypt(original_content.replace('@encrypt', ''))
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send_content = "Encrypted/Decrypted text: " + temp_content
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client.send_message(dict(
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type='stream',
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to=message['display_recipient'],
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subject=message['subject'],
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content = send_content
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))
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handler_class = EncryptHandler
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if __name__ == '__main__':
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assert encrypt('ABCDabcd1234') == 'NOPQnopq1234'
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assert encrypt('NOPQnopq1234') == 'ABCDabcd1234'
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