eml-parser-buffer
https://blog.csdn.net/eli960/article/details/146027768
例子
import fs from "node:fs"
import * as emlParser from "eml-parser-buffer"// emlParser.setCharsetConvertHandler((data, charset) => {
// return "ffffffffffffffff"
// })// 程序开始var argv = process.argv
if (argv.length < 3) {console.log("USAGE: " + argv[0] + " " + argv[1] + "eml_fn [ eml_fn2 [ ... ] ]")console.log("examples")console.log(argv[0], argv[1], "some-path.eml")process.exit(1)
}function do_parse_one_eml(fn) {var options = {}options.debug = truetry {options.emlData = fs.readFileSync(fn)}catch {console.error("ERR load data from", fn)process.exit(1)}var parser = new emlParser.emlParser(options)var i, msconsole.log("\n### 邮件头\n")console.log("Date: ", parser.dateUnix, parser.date)console.log("Subject: ", parser.subject)console.log("From: ", parser.from)console.log("Sender: ", parser.sender)console.log("To: ", parser.to)console.log("Cc: ", parser.cc)console.log("Bcc: ", parser.bcc)console.log("Bcc: ", parser.bcc)console.log("MessageId: ", parser.messageId)console.log("References: ", parser.references)console.log("ReplyTo: ", parser.replyTo)console.log("DispositionNotificationTo: ", parser.dispositionNotificationTo)console.log("First Header Mime Line: ", parser.topNode.headers[0])console.log("X-Mailer Mime Line: ", parser.getFirstHeaderLine("X-Mailer"))console.log("\n### 优选可读文本\n")ms = parser.alternativeShowNodesi = 0ms.forEach(n => {i++console.log("No:", i)console.log("Type:", n.contentType)console.log("Content:", n.textContent.substring(0, 80), "......")console.log("Charset: ", n.charset)console.log("Encoding: ", n.encoding)})console.log("\n### 附件\n")ms = parser.attachmentNodesi = 0ms.forEach(n => {i++console.log("No:", i)console.log("Type:", n.contentType)console.log("isInline:", n.isInline)console.log("isTnef:", n.isTnef)console.log("ContentId: ", n.contentId)console.log("ContentBuffer:", n.getDecodedBuffer().subarray(0, 100), "......")console.log("headerStartPos:", n.headerStartPos)console.log("headerLength:", n.headerLength)console.log("bodyStartPos: ", n.bodyStartPos)console.log("bodyLength: ", n.bodyLength)console.log("Disposition: ", n.disposition)console.log("Encoding: ", n.encoding)console.log("Filename: ", n.filename)console.log("Name: ", n.name)})
}// 测试开始
for (var i = 2; i < argv.length; i++) {do_parse_one_eml(argv[i])
}
console.log('\nTEST OVER')
