77 lines
2.1 KiB
Python
77 lines
2.1 KiB
Python
#!/usr/bin/python3
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import sqlite3
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import re
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from onetimepass import valid_totp
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from secrets import choice
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import segno
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from os import path
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import uuid
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class Tools():
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def __init__(self):
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self.username = ''
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#check code
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def code_is_valid(self, code, db):
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con = sqlite3.connect(db)
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cur = con.cursor()
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codes=[]
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for row in cur.execute('SELECT * FROM codes WHERE valid = 1'):
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codes.append(row[0])
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return(bool(code in codes))
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def mark_code_as_used(self, code, db):
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con = sqlite3.connect(db)
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cur = con.cursor()
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cur.execute('''UPDATE codes SET valid=? WHERE code==?''',(0, code))
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con.commit()
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#form validation
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def input_validation(self, e, ws=None):
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if ws:
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#accepts whitespaces
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regex = r'^\w+( \w+)*$'
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else:
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regex = r'^\w+$'
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return(bool(re.fullmatch(regex, e)))
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def email_validation(self, e):
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regex = r'\b[A-Za-z0-9._%+-]+@[A-Za-z0-9.-]+\.[A-Z|a-z]{2,}\b'
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return(bool(re.fullmatch(regex, e)))
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def pwd_validation(self, e):
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regex = r'^(?=.*[a-z])(?=.*[A-Z])(?=.*\d)(?=.*[@$!%*#?&])[A-Za-z\d@$!#%*?&]{8,18}$'
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return(bool(re.fullmatch(regex, e)))
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# 2FA
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def gen_qr(self, secret):
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if(not path.isfile('static/tmp/'+secret+'.png')):
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qrcode = segno.make(secret, micro=False)
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qrcode.save('static/tmp/'+secret+'.png', scale=10)
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def gen_secret(self): # Function to return a random string with length 16.
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secret = ''
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while len(secret) < 16:
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secret += choice('ABCDEFGHIJKLMNOPQRSTUVWXYZ234567')
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self.gen_qr(secret)
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return secret
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def _2fa_validation(self, otp, secret):
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authenticated = valid_totp(otp, secret)
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if authenticated:
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print('Correct otp, Authenticated!')
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return True
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elif not authenticated:
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print('Wrong otp, please try again.')
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return False
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def session_id(self):
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return uuid.uuid4().hex
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tools = Tools()
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