Quick script to create a magnet link out of an infohash, e.g. for use together with aria2c. Usage: commandname invokedcommand infohash [name [tracker1 [tracker2]]] ...

	package main

	import (
	"fmt"
	"os"
	"os/exec"
	"strings"
	"net/url"
	)

	func main() {
	var infohash, name, command string
	trackers := "udp%3A%2F%2Ftracker.openbittorrent.com%3A80&tr=udp%3A%2F%2Fopentor.org%3A2710&tr=udp%3A%2F%2Ftracker.ccc.de%3A80&tr=udp%3A%2F%2Ftracker.blackunicorn.xyz%3A6969&tr=udp%3A%2F%2Ftracker.coppersurfer.tk%3A6969&tr=udp%3A%2F%2Ftracker.leechers-paradise.org%3A6969"
	if len(os.Args) > 4 {
	trackersl := os.Args[4:]
	for i, v := range trackersl {
	trackersl[i] = url.QueryEscape(v)
	}
	trackers = strings.Join(trackersl, "&tr=")
	}
	if len(os.Args) > 3 {
	name = os.Args[3]
	}
	if len(os.Args) > 2 {
	command = os.Args[1]
	infohash = os.Args[2]
	} else if len(os.Args) > 1 {
	infohash = os.Args[1]
	}
	link := fmt.Sprintf("magnet:?xt=urn:btih:%s&dn=%s&tr=%s", infohash, name, trackers)
	fmt.Println(link)
	if command != "" {
	c := exec.Command(command, link)
	c.Stdout = os.Stdout
	c.Stderr = os.Stderr
	err := c.Start()
	if err != nil {panic(err)}
	fmt.Println(c.Wait())
	}
	}