实现导入Markdown

utils/requests/requests.go

@@ -0,0 +1,45 @@
+package requests
+
+import (
+	"io"
+	"net/http"
+	"net/url"
+	"os"
+	"errors"
+	"fmt"
+)
+
+//下载远程文件并保存到指定位置
+func DownloadAndSaveFile(remoteUrl, dstFile string) (error) {
+	client := &http.Client{}
+	uri, err := url.Parse(remoteUrl)
+	if err != nil {
+		return err
+	}
+	// Create the file
+	out, err := os.Create(dstFile)
+	if err != nil  {
+		return err
+	}
+	defer out.Close()
+
+	request, err := http.NewRequest("GET", uri.String(), nil)
+	request.Header.Add("Connection", "close")
+	request.Header.Add("Host", uri.Host)
+	request.Header.Add("Referer", uri.String())
+	request.Header.Add("User-Agent", "Mozilla/5.0 (Windows NT 6.1; WOW64; rv:12.0) Gecko/20100101 Firefox/12.0")
+
+	resp, err := client.Do(request)
+	if err != nil {
+		return err
+	}
+	defer resp.Body.Close()
+
+
+	if resp.StatusCode == http.StatusOK {
+		_, err = io.Copy(out, resp.Body)
+	}else{
+		return errors.New(fmt.Sprintf("bad status: %s", resp.Status))
+	}
+	return nil
+}