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0a949aaff2
This commit adds the following changes: - autostart enable|disable => autostart set|unset - autostart enable now accepts a more natual schedule format: <time> <days-of-week> <location> - autostart show now shows configured timezone - 🎉 automatic timezone detection across mac, windows, linux 🎉 Fixes #1647
51 lines
1.5 KiB
Go
51 lines
1.5 KiB
Go
//go:build darwin
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package tz
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import (
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"path/filepath"
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"strings"
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"time"
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"golang.org/x/xerrors"
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)
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const etcLocaltime = "/etc/localtime"
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const zoneInfoPath = "/var/db/timezone/zoneinfo/"
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// TimezoneIANA attempts to determine the local timezone in IANA format.
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// If the TZ environment variable is set, this is used.
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// Otherwise, /etc/localtime is used to determine the timezone.
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// Reference: https://stackoverflow.com/a/63805394
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// On Windows platforms, instead of reading /etc/localtime, powershell
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// is used instead to get the current time location in IANA format.
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// Reference: https://superuser.com/a/1584968
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func TimezoneIANA() (*time.Location, error) {
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loc, err := locationFromEnv()
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if err == nil {
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return loc, nil
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}
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if !xerrors.Is(err, errNoEnvSet) {
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return nil, xerrors.Errorf("lookup timezone from env: %w", err)
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}
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lp, err := filepath.EvalSymlinks(etcLocaltime)
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if err != nil {
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return nil, xerrors.Errorf("read location of %s: %w", etcLocaltime, err)
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}
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// On Darwin, /var/db/timezone/zoneinfo is also a symlink
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realZoneInfoPath, err := filepath.EvalSymlinks(zoneInfoPath)
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if err != nil {
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return nil, xerrors.Errorf("read location of %s: %w", zoneInfoPath, err)
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}
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stripped := strings.Replace(lp, realZoneInfoPath, "", -1)
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stripped = strings.TrimPrefix(stripped, string(filepath.Separator))
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loc, err = time.LoadLocation(stripped)
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if err != nil {
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return nil, xerrors.Errorf("invalid location %q guessed from %s: %w", stripped, lp, err)
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}
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return loc, nil
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}
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