gist_to_ghost.go

package main

import (
	"io/ioutil"
	"log"
	"net/http"
	"os"
	"strings"
)

func main() {

	target := os.Args[1]
	url := strings.Replace(target, "https://gist.github.com", "http://gist.github.com", 1)
	// url := strings.Split(strings.Split(target, `<script src="`)[1], `"></script>`)[0]
	req, err := http.NewRequest(http.MethodGet, url, nil)
	if err != nil {
		log.Fatal(err)
	}

	resp, err := http.DefaultClient.Do(req)
	if err != nil {
		log.Fatal(err)
	}
	defer resp.Body.Close()

	if resp.StatusCode != http.StatusOK {
		log.Fatal(resp.StatusCode)
	}
	bodyBytes, err := ioutil.ReadAll(resp.Body)
	if err != nil {
		log.Fatal(err)
	}
	bodyString := string(bodyBytes)
	bodyString =
		strings.ReplaceAll(
			strings.ReplaceAll(
				strings.ReplaceAll(
					strings.ReplaceAll(
						strings.ReplaceAll(
							strings.ReplaceAll(
								bodyString, "\\n", "\n"),
							`\"`, `"`),
						`\/`, `/`),
					"\\`", "`"),
				"\\$", "$"),
			`\\`, `\`)
	out := `<!--<script src="` + target + `"></script>-->` + "\n"
	for _, str := range strings.Split(bodyString, "document.write('")[1:] {
		htmlTags := strings.Split(str, "')")[0]
		out += htmlTags + "\n"
	}
	file, _ := os.Create(`./out.html`)
	defer file.Close()
	_, err = file.Write([]byte(out))
}