apg-go/chars/chars.go

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package chars
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import (
"github.com/wneessen/apg-go/config"
"regexp"
)
// PwLowerCharsHuman is the range of lower-case characters in human-readable mode
const PwLowerCharsHuman string = "abcdefghjkmnpqrstuvwxyz"
// PwUpperCharsHuman is the range of upper-case characters in human-readable mode
const PwUpperCharsHuman string = "ABCDEFGHJKMNPQRSTUVWXYZ"
// PwLowerChars is the range of lower-case characters
const PwLowerChars string = "abcdefghijklmnopqrstuvwxyz"
// PwUpperChars is the range of upper-case characters
const PwUpperChars string = "ABCDEFGHIJKLMNOPQRSTUVWXYZ"
// PwSpecialCharsHuman is the range of special characters in human-readable mode
const PwSpecialCharsHuman string = "\"#%*+-/:;=\\_|~"
// PwSpecialChars is the range of special characters
const PwSpecialChars string = "!\"#$%&'()*+,-./:;<=>?@[\\]^_`{|}~"
// PwNumbersHuman is the range of numbers in human-readable mode
const PwNumbersHuman string = "23456789"
// PwNumbers is the range of numbers
const PwNumbers string = "1234567890"
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// GetRange provides the range of available characters based on configured parameters
func GetRange(config *config.Config) string {
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pwUpperChars := PwUpperChars
pwLowerChars := PwLowerChars
pwNumbers := PwNumbers
pwSpecialChars := PwSpecialChars
if config.HumanReadable {
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pwUpperChars = PwUpperCharsHuman
pwLowerChars = PwLowerCharsHuman
pwNumbers = PwNumbersHuman
pwSpecialChars = PwSpecialCharsHuman
}
var charRange string
if config.UseLowerCase {
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charRange = charRange + pwLowerChars
}
if config.UseUpperCase {
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charRange = charRange + pwUpperChars
}
if config.UseNumber {
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charRange = charRange + pwNumbers
}
if config.UseSpecial {
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charRange = charRange + pwSpecialChars
}
if config.ExcludeChars != "" {
regExp := regexp.MustCompile("[" + regexp.QuoteMeta(config.ExcludeChars) + "]")
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charRange = regExp.ReplaceAllLiteralString(charRange, "")
}
return charRange
}