diff options
-rw-r--r-- | commands/version.go | 71 |
1 files changed, 70 insertions, 1 deletions
diff --git a/commands/version.go b/commands/version.go index c5490dda4..c65e74f87 100644 --- a/commands/version.go +++ b/commands/version.go @@ -15,8 +15,22 @@ package commands import ( "fmt" + "os" + "path" + "path/filepath" + "strings" + "time" + "bitbucket.org/kardianos/osext" "github.com/spf13/cobra" + "github.com/spf13/viper" +) + +var timeLayout string // the layout for time.Time + +var ( + commitHash string + buildDate string ) var version = &cobra.Command{ @@ -24,6 +38,61 @@ var version = &cobra.Command{ Short: "Print the version number of Hugo", Long: `All software has versions. This is Hugo's`, Run: func(cmd *cobra.Command, args []string) { - fmt.Println("Hugo Static Site Generator v0.13-DEV") + InitializeConfig() + if buildDate == "" { + setBuildDate() // set the build date from executable's mdate + } else { + formatBuildDate() // format the compile time + } + if commitHash == "" { + fmt.Printf("Hugo Static Site Generator v0.13-DEV buildDate: %s\n", buildDate) + } else { + fmt.Printf("Hugo Static Site Generator v0.13-DEV-%s buildDate: %s\n", strings.ToUpper(commitHash), buildDate) + } }, } + +// setBuildDate checks the ModTime of the Hugo executable and returns it as a +// formatted string. This assumes that the executable name is Hugo, if it does +// not exist, an empty string will be returned. This is only called if the +// buildDate wasn't set during compile time. +// +// osext is used for cross-platform. +func setBuildDate() { + fname, _ := osext.Executable() + dir, err := filepath.Abs(filepath.Dir(fname)) + if err != nil { + fmt.Println(err) + return + } + fi, err := os.Lstat(path.Join(dir, "hugo")) + if err != nil { + fmt.Println(err) + return + } + t := fi.ModTime() + buildDate = t.Format(getDateFormat()) +} + +// formatBuildDate formats the buildDate according to the value in +// .Params.DateFormat, if it's set. +func formatBuildDate() { + t, _ := time.Parse("2006-01-02T15:04:05", buildDate) + buildDate = t.Format(getDateFormat()) +} + +// getDateFormat gets the dateFormat value from Params. The dateFormat should +// be a valid time layout. If it isn't set, time.RFC3339 is used. +func getDateFormat() string { + params := viper.Get("params") + if params == nil { + return time.RFC3339 + } + parms := params.(map[interface{}]interface{}) + layout := parms["DateFormat"] + if layout == nil || layout == "" { + return time.RFC3339 + } + return layout.(string) +} + |