text-pic/cmd/wfgraphic-cli/main.go

56 lines
1.3 KiB
Go

/*
* Copyright © 2021 A Bunch Tell LLC.
*
* This file is part of text-pic.
*
* text-pic is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License, included
* in the LICENSE file in this source code package.
*/
package main
import (
"flag"
"io/ioutil"
"os"
"time"
"github.com/writeas/text-pic"
"github.com/writeas/web-core/log"
)
var (
outputFile = flag.String("o", "out.png", "Image output filename")
font = flag.String("font", "serif", "Post font (options: \"serif\", \"sans\", \"mono\")")
instance = flag.String("i", "write.as", "WriteFreely instance hostname (e.g. pencil.writefree.ly)")
author = flag.String("u", "", "WriteFreely author username (for multi-user instances)")
)
func main() {
log.Info("Starting...")
flag.Parse()
// Validate input
if !textpic.IsValidFont(*font) {
log.Info("Invalid font given. Options: \"serif\", \"sans\", \"mono\"")
os.Exit(1)
}
log.Info("Reading input...")
in, err := ioutil.ReadAll(os.Stdin)
if err != nil {
log.Error("read: %s", err)
os.Exit(1)
}
log.Info("Generating image...")
start := time.Now()
err = textpic.GenerateImage(textpic.NewContentOptions(*instance, *author, false, *font, string(in)), *outputFile)
if err != nil {
log.Error("%s", err)
os.Exit(1)
}
log.Info("Completed in %s", time.Since(start))
}