From bf0f72a533d5c1868b9819f769836ea22d5fa583 Mon Sep 17 00:00:00 2001 From: Leszek Cimała Date: Wed, 8 Jan 2020 21:44:18 +0100 Subject: template: add exec and wrap --- lib/templates/template.go | 23 +++++++++++++++++++++++ 1 file changed, 23 insertions(+) (limited to 'lib/templates/template.go') diff --git a/lib/templates/template.go b/lib/templates/template.go index 5402472..f2765e8 100644 --- a/lib/templates/template.go +++ b/lib/templates/template.go @@ -5,6 +5,7 @@ import ( "errors" "net/mail" "os" + "os/exec" "path" "strings" "text/template" @@ -72,6 +73,11 @@ func parseAddressList(list string) []*mail.Address { return addrs } +// wrap allows to chain wrapText +func wrap(lineWidth int, text string) string { + return wrapText(text, lineWidth) +} + func wrapLine(text string, lineWidth int) string { words := strings.Fields(text) if len(words) == 0 { @@ -135,10 +141,27 @@ func quote(text string) string { return quoted.String() } +// cmd allow to parse reply by shell command +// text have to be passed by cmd param +// if there is error, original string is returned +func cmd(cmd, text string) string { + var out bytes.Buffer + c := exec.Command("sh", "-c", cmd) + c.Stdin = strings.NewReader(text) + c.Stdout = &out + err := c.Run() + if err != nil { + return text + } + return out.String() +} + var templateFuncs = template.FuncMap{ "quote": quote, "wrapText": wrapText, + "wrap": wrap, "dateFormat": time.Time.Format, + "exec": cmd, } func findTemplate(templateName string, templateDirs []string) (string, error) { -- cgit 1.4.1-2-gfad0 b96be23ca2d66c65a63a5b91154c1ccc56b5'>diff stats
path: root/doc/uml/134530
blob: 9f91d1049bc2053dbcaca66e6bccd11d87c56b73 (plain) (blame) 
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