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mycorrhiza/flag.go

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package main
import (
"flag"
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"fmt"
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"log"
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"os"
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"path/filepath"
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"github.com/bouncepaw/mycorrhiza/assets"
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"github.com/bouncepaw/mycorrhiza/util"
)
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var printExampleConfig bool
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func init() {
flag.StringVar(&util.ConfigFilePath, "config-path", "", "Path to a configuration file. Leave empty if you don't want to use it.")
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flag.BoolVar(&printExampleConfig, "print-example-config", false, "If true, print an example configuration file contents and exit. You can save the output to a file and base your own configuration on it.")
flag.Usage = func() {
fmt.Fprintf(
flag.CommandLine.Output(),
assets.HelpMessage(),
os.Args[0],
)
flag.PrintDefaults()
}
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}
// Do the things related to cli args and die maybe
func parseCliArgs() {
flag.Parse()
args := flag.Args()
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if printExampleConfig {
fmt.Printf(assets.ExampleConfig())
os.Exit(0)
}
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if len(args) == 0 {
log.Fatal("Error: pass a wiki directory")
}
var err error
WikiDir, err = filepath.Abs(args[0])
util.WikiDir = WikiDir
if err != nil {
log.Fatal(err)
}
if util.URL == "" {
util.URL = "http://0.0.0.0:" + util.ServerPort
}
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util.HomePage = util.CanonicalName(util.HomePage)
util.UserHypha = util.CanonicalName(util.UserHypha)
util.HeaderLinksHypha = util.CanonicalName(util.HeaderLinksHypha)
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}