40 lines
857 B
Go
40 lines
857 B
Go
package ipvanish
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import (
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"errors"
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"fmt"
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"strings"
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"github.com/qdm12/gluetun/internal/constants"
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)
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var errCountryCodeUnknown = errors.New("country code is unknown")
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func parseFilename(fileName, hostname string) (
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country, city string, err error) {
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const prefix = "ipvanish-"
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s := strings.TrimPrefix(fileName, prefix)
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const ext = ".ovpn"
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host := strings.Split(hostname, ".")[0]
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suffix := "-" + host + ext
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s = strings.TrimSuffix(s, suffix)
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parts := strings.Split(s, "-")
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countryCodes := constants.CountryCodes()
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countryCode := strings.ToLower(parts[0])
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country, ok := countryCodes[countryCode]
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if !ok {
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return "", "", fmt.Errorf("%w: %s", errCountryCodeUnknown, countryCode)
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}
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country = strings.Title(country)
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if len(parts) > 1 {
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city = strings.Join(parts[1:], " ")
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city = strings.Title(city)
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}
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return country, city, nil
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}
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