26 lines
509 B
Go
26 lines
509 B
Go
package service
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import (
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"fmt"
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"regexp"
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)
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const (
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DECIMALS_MULTIPLIER = 100
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)
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var (
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safeInputRegex = regexp.MustCompile(`^[a-zA-Z0-9ÄÖÜäöüß,&'" -]+$`)
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)
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func validateString(value string, fieldName string) error {
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switch {
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case value == "":
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return fmt.Errorf("field \"%s\" needs to be set: %w", fieldName, ErrBadRequest)
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case !safeInputRegex.MatchString(value):
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return fmt.Errorf("use only letters, dashes and spaces for \"%s\": %w", fieldName, ErrBadRequest)
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default:
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return nil
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}
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}
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