go-mailparser

Go lib for parsing email in simple way.

Features

• Support parsing emails with content types of text/* and multipart/*.
• Support parsing Chinese content, such as Chinese characters in email address aliases, email subject, and email content.
• Support parsing email attachments.
• Support parsing emails with content encoded in base64.
• Support parsing email headers and email content separately, or parse them all at once.

Examle

package main

import (
	"fmt"
	"log"
	"strings"

	"github.com/bytbox/go-pop3"

	"github.com/windvalley/go-mailparser"
)

func main() {
	c, err := pop3.Dial("mail.xxx.com:110")
	if err != nil {
		log.Fatal(err)
	}
	defer func() {
		if err := c.Quit(); err != nil {
			fmt.Println(err)
		}
	}()

	if err := c.Auth("xxx@xxx.com", "yourpassword"); err != nil {
		log.Fatal(err)
	}

	msgs, _, err := c.ListAll()
	if err != nil {
		log.Fatal(err)
	}

	for _, v := range msgs {
		msg, err := c.Retr(v)
		if err != nil {
			fmt.Println(err)
			continue
		}

		// string to io.Reader
		msgReader := strings.NewReader(msg)

		// parse email
		res, err := mailparser.Parse(msgReader)
		if err != nil {
			fmt.Println(err)
			continue
		}

		// check MailMessage
		fmt.Printf("result: %+v\n", res)

		// check attachments
		for _, v := range res.Attachments {
			// You can handle the file data (v.Data) appropriately based on the content type.
			fmt.Printf("filename: %s, content-type: %s\n", v.Filename, v.ContentType)
		}
	}
}

License

This project is under the MIT License. See the LICENSE file for the full license text.