Created
January 17, 2014 10:17
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A JavaScript adaption of https://github.com/screeninteraction/RUBSPasswordStrength.
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| var passwordStrength = { | |
| REGEX_PASSWORD_ONE_UPPERCASE : /^(?=.*[A-Z]).*$/, //Should contain one or more uppercase letters | |
| REGEX_PASSWORD_ONE_LOWERCASE : /^(?=.*[a-z]).*$/, //Should contain one or more lowercase letters | |
| REGEX_PASSWORD_ONE_NUMBER : /^(?=.*[0-9]).*$/, //Should contain one or more number | |
| REGEX_PASSWORD_ONE_SYMBOL : /^(?=.*[!@#$%&_]).*$/, //Should contain one or more symbol | |
| checkStrength: function (password) { | |
| length = password.length; | |
| //Will contain password strength | |
| strength = 0; | |
| if (length == 0) return "weak"; | |
| else if (length <= 5) strength++; | |
| else if (length <= 10) strength += 2; | |
| else strength += 3; | |
| strength += this.REGEX_PASSWORD_ONE_UPPERCASE.test(password); | |
| strength += this.REGEX_PASSWORD_ONE_LOWERCASE.test(password); | |
| strength += this.REGEX_PASSWORD_ONE_SYMBOL.test(password); | |
| strength += this.REGEX_PASSWORD_ONE_NUMBER.test(password); | |
| if(strength <= 3) return "weak"; | |
| else if(3 < strength && strength < 6) return "moderate"; | |
| else return "strong"; | |
| } | |
| }; |
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