如何将gmail邮件标记为未读(看不见)MailSystem.NET
本文关键字:看不见 NET MailSystem 记为 gmail | 更新日期: 2023-09-27 18:19:01
我搜索了很多如何阅读一封来自gmail的电子邮件,然后将其标记为未读(看不见),现在我发现我想与大家分享。
using library http://mailsystem.codeplex.com/
来源:http://mailsystem.codeplex.com/discussions/269058
添加参考:activeup.net.common, activeup.net.imap4, activeup.net.mail
代码: Imap4Client imap = new Imap4Client();
imap.ConnectSsl("imap.gmail.com", 993);
imap.Login("aaaaa@gmail.com", "xxxxxxx");
imap.Command("capability");
Mailbox inbox = imap.SelectMailbox("inbox");
int[] ids = inbox.Search("UNSEEN");
if (ids.Length > 0)
{
ActiveUp.Net.Mail.Message msg_first = inbox.Fetch.MessageObject(ids[0]);
//ignore this gmail_data stuff // undefined in this scope // checking to make sure it's a "new" unread msg
//if (gmail_data != msg_first.Date.ToString())
//{
// gmail_data = msg_first.Date.ToString();
XElement xmail = new XElement("gmail",
new XAttribute("count", ids.Length.ToString()),
new XAttribute("modified", msg_first.Date.ToString())
);
string name = "", address = "", from = "";
Regex reg_name = new Regex("'"[^'"]+");
Regex reg_address = new Regex("<[^>]+");
ActiveUp.Net.Mail.Message msg = null;
for (var i = 0; i < ids.Length; i++)
{
msg = inbox.Fetch.MessageObject(ids[i]);
from = msg.HeaderFields["from"];
name = reg_name.Match(from).Value.Replace("'"", "");
address = reg_address.Match(from).Value.Replace("<", "");
xmail.Add(new XElement("entry",
new XAttribute("id", msg.MessageId),
new XAttribute("modified", msg.Date.ToString()),
new XAttribute("name", name),
new XAttribute("address", address),
new XElement("subject", msg.Subject),
new XElement("body-text", msg.BodyText.TextStripped),
new XElement("body-html", msg.BodyHtml.Text)
));
//mark as unread
var flags = new FlagCollection();
flags.Add("Seen");
inbox.RemoveFlags(ids[i], flags);
}
File.WriteAllText("gmail.xml", xmail.ToString());
}
}
- 当你从服务器得到所有的电子邮件时,API自动将所有的电子邮件标记为"已读/已读",我认为没有办法使用"搜索方法"过滤messageId,所以你必须让所有的电子邮件标记一个(已读)电子邮件为未读。
- 你应该总是得到"未读消息",并在列表中添加你想标记为"未读"的电子邮件的messageId,然后你必须将列表传递给下面的方法,这将标记为未读列表的所有消息。
public void MarkAsUnread(List<string> messageIdList)
{
Mailbox inbox = Client.SelectMailbox("inbox");
int[] ids = inbox.Search("ALL");
int ListCount = messageIdList.Count;
int MarkedAsUnread = 0;
if (ids.Length > 0)
{
ActiveUp.Net.Mail.Message msg = null;
for (var i = 0; i < ids.Length; i++)
{
msg = inbox.Fetch.MessageObject(ids[i]);
// if messageId is on the list, mark as unread.
if (String.Join(",", messageIdList).Contains(msg.MessageId))
{
var flags = new FlagCollection { "Seen" };
inbox.RemoveFlagsSilent(i+1, flags);
MarkedAsUnread = MarkedAsUnread + 1;
}
// optimization
if (MarkedAsUnread == ListCount)
{
break;
}
}
}
}
*如果你真的不想得到所有,也许你可以使用如下代码按日期过滤:
var box = imap.SelectMailbox("inbox");
var ids = box.Search("OR (CC @cc.lieser-online.de) (HEADER Envelope-To @cc.lieser-online.de)");