Init

download.go

@@ -0,0 +1,45 @@
+package main
+
+import (
+	"errors"
+	"fmt"
+	"io"
+	"net/http"
+	"os"
+	"path/filepath"
+)
+
+func download(url string, filepath string) error {
+	createFolderIfNotExists(filepath)
+
+	out, err := os.Create(filepath)
+	if err != nil {
+		return err
+	}
+	defer out.Close()
+
+	resp, err := http.Get(url)
+	if err != nil {
+		return err
+	}
+	defer resp.Body.Close()
+
+	if resp.StatusCode != http.StatusOK {
+		return errors.New("Download of channelfile failed!")
+	}
+
+	_, err = io.Copy(out, resp.Body)
+	return nil
+}
+
+func createFolderIfNotExists(filePath string) {
+	folderPath := filepath.Dir(filePath)
+	if folderPath == "." {
+		return
+	}
+	err := os.MkdirAll(folderPath, 0774)
+	if err != nil {
+		fmt.Println(err)
+		return
+	}
+}