/// <summary>
/// 根据邮件id获取邮件
/// </summary>
/// <param name="i">邮件id</param>
/// <returns>邮件</returns>
private ReceivedMail GetMailByIndex(int i)
{
if (State == Pop3STATE.CONNECTED) //在可操作状态下才可操作
{
SendCommand("RETR " + i, StrmWtr);
string ret = ReceiveResponse(StrmRdr, true);
if (ret.IndexOf("+OK") == 0)
{
ReceivedMail receivedMail = new ReceivedMail(i);
//转换格式，成可读
ret = MailTextParserUtil.GetReadText(ret);
//获取发件人
MailTextParserUtil.GetSender(ret, receivedMail);
//获取收件人
MailTextParserUtil.GetReceiver(ret, receivedMail);
//获取主题
receivedMail.Subject = MailTextParserUtil.GetSubject(ret);
//获取时间
receivedMail.SendDateTime = MailTextParserUtil.GetDateTime(ret);
//获取邮件大小
receivedMail.Size = GetMailSizeByIndex(i);
//获取主体内容
MailTextParserUtil.GetMailText(ret, receivedMail);
return(receivedMail);
}
return(null);
}
return(null);
}
/// <summary>
/// Add a RecievedMail entity to the database corresponding to the given year and the Address
/// entity for which this EditAddressViewModel was created. Throws an InvalidOperationException if
/// the given year already exists in the database.
/// </summary>
/// <param name="year">The year to create a RecievedMail entity for in the database.</param>
public void AddYear(int year)
{
if (ReceivedMails.Any(rm => rm.Year == year))
{
throw new ArgumentException("Year already exists!");
}
if (year < 1970)
{
throw new ArgumentException("Year too old!");
}
if (year > DateTime.Now.Year)
{
throw new ArgumentException("Year can't be in the future!");
}
using (var db = new MailerEntities())
{
db.Addresses.Attach(Address);
var newRm = new ReceivedMail
{
Year = year
};
Address.ReceivedMails.Add(newRm);
ReceivedMails.Add(newRm);
db.SaveChangesAsync();
}
}
/// <summary>
/// 获取收件人信息（直接修改）
/// </summary>
/// <param name="mail">邮件原始信息</param>
/// <param name="receivedMail">邮件</param>
public static void GetReceiver(string mail, ReceivedMail receivedMail)
{
string ret = GetAttributeValue(mail, "To: ", "\n").Replace("\n", "");
if (ret == "")
{
ret = GetAttributeValue(mail, "to: ", "\n").Replace("\n", "");
}
ret = ret.Replace("\"", "");
ret = ret.Replace("<", "");
ret = ret.Replace(">", "");
ret = ret.Replace("“", "");
ret = ret.Replace("”", "");
string[] nameAndAddress = ret.Split(' ');
if (nameAndAddress.Length == 1)
{
receivedMail.ToName = "";
receivedMail.ToAdderss = ret;
receivedMail.To = ret;
}
else
{
receivedMail.ToName = nameAndAddress[0];
receivedMail.ToAdderss = nameAndAddress[1];
receivedMail.To = nameAndAddress[0];
}
}
//邮件选择列表中选择项改变
private void listBox_receivedMails_SelectedIndexChanged(object sender, EventArgs e)
{
ReceivedMail mail = GetSelectedMail();
if (mail != null)
{
ShowMailText(mail);
}
}
public async Task NoSendsGreetingWhenNoBirthdays()
{
File(fileConfiguration.FilePath, Header(), Employee("Mary", "1982/11/08", "*****@*****.**"));
await app.Run(Date("11/09/2020"));
ReceivedMail.FromAll(smtpServer)
.Should()
.BeEmpty();
}
public async Task StoreMail(List<string> to, string mailGuid, ReceivedMail receivedMail)
{
try
{
Console.Out.WriteLine("storing the mail...not!");
foreach (var mailbox in to)
{
await _redisDb.HashSetAsync(mailbox, mailGuid, JsonConvert.SerializeObject(receivedMail));
}
}
catch (Exception e)
{
Console.WriteLine(e);
}
}
public async Task SendBirthday()
{
using var smtpServer = SimpleSmtpServer.Start(smtpConfiguration.Port);
using var notification = new SmtpGreetingsNotification(smtpConfiguration);
await notification.SendBirthday(new[]
{
new EmailInfo("foo", "*****@*****.**"),
});
ReceivedMail.FromAll(smtpServer)
.Should()
.BeEquivalentTo(new ReceivedMail(smtpConfiguration.Sender,
"*****@*****.**",
"Happy birthday!",
"Happy birthday, dear foo!"));
}
//删除邮件
private void 除邮件ToolStripMenuItem_Click(object sender, EventArgs e)
{
// 获取邮件的真实index
MessageForm messageForm = new MessageForm("警告", "确定删除该邮件吗？", "删除", "取消");
messageForm.ShowDialog();
if (messageForm.DialogResult == DialogResult.OK)
{
ReceivedMail mail = GetSelectedMail();
DataService.pop3.DelMail(mail.Id);
receivedMails.Remove(mail);
//同步更新全局变量
DataService.pop3.User.ReceivedMails = receivedMails;
ReverseUpdate();
listBox_receivedMails.Refresh();
}
}
public async Task ServerUnreachableDuringSend()
{
using var smtpServer = SimpleSmtpServer.Start(smtpConfiguration.Port);
using var notification = new SmtpGreetingsNotification(smtpConfiguration,
new StopServerAfterOneSend(smtpServer));
var ex = await Assert.ThrowsAsync <SmtpException>(() =>
notification.SendBirthday(new[]
{
new EmailInfo("foo", "*****@*****.**"),
new EmailInfo("bar", "*****@*****.**"),
}));
Assert.Equal(SmtpStatusCode.GeneralFailure, ex.StatusCode);
ReceivedMail.FromAll(smtpServer)
.Should()
.BeEquivalentTo(new ReceivedMail(smtpConfiguration.Sender,
"*****@*****.**",
"Happy birthday!",
"Happy birthday, dear foo!"));
}
public async Task SendManyGreetingsWhenManyBirthdays()
{
File(fileConfiguration.FilePath,
Header(),
Employee("Matteo", "1982/09/11", "*****@*****.**"),
Employee("John", "1982/10/08", "*****@*****.**"),
Employee("Mary", "1975/09/11", "*****@*****.**"));
await app.Run(Date("11/09/2020"));
ReceivedMail.FromAll(smtpServer)
.Should()
.BeEquivalentTo(
new ReceivedMail(smtpConfiguration.Sender,
"*****@*****.**",
"Happy birthday!",
"Happy birthday, dear Mary!"),
new ReceivedMail(smtpConfiguration.Sender,
"*****@*****.**",
"Happy birthday!",
"Happy birthday, dear Matteo!")
);
}
/// <summary>
/// 获取邮件正文和附件（直接修改）
/// </summary>
/// <param name="mail">邮件原始信息</param>
/// <param name="receivedMail">邮件</param>
public static void GetMailText(string mail, ReceivedMail receivedMail)
{
string contentType = GetAttributeValue(mail, "Content-Type: ", ";"); //主体内容类型
if (contentType.Length == 0)
{
contentType = GetAttributeValue(mail, "Content-Type: ", "\n");
}
int startIndex = -1; //主体内容开始处
int endIndex = -1; //主体内容结束处
string returnText = "";
string transfer = "";
string boundary = "";
//目标编码格式
string encodingName = GetAttributeValue(mail, "charset=\"", "\"").Replace("\"", "");
if (encodingName == "")
{
encodingName = GetAttributeValue(mail, "charset=", "\n").Replace("\n", "");
}
Encoding encoding = Encoding.Default;
if (encodingName != "")
{
encoding = Encoding.GetEncoding(encodingName);
}
switch (contentType)
{
case "text/html;":
//传输格式
transfer = GetAttributeValue(mail, "\nContent-Transfer-Encoding: ", "\n").Trim();
startIndex = mail.IndexOf("\n\n");
if (startIndex != -1)
{
returnText = mail.Substring(startIndex, mail.Length - startIndex);
}
switch (transfer)
{
case "8bit":
break;
case "quoted-printable":
returnText = DecodeQuotedPrintable(returnText, encoding);
break;
case "base64":
returnText = DecodBase64(returnText, encoding);
break;
}
//去掉最后的.和开头的\n\n
receivedMail.Html = returnText.Substring(2, returnText.Length - 3);
break;
case "text/plain;":
transfer = GetAttributeValue(mail, "Content-Transfer-Encoding: ", "\n").Trim();
startIndex = mail.IndexOf("\n\n");
if (startIndex != -1)
{
returnText = mail.Substring(startIndex, mail.Length - startIndex);
}
switch (transfer)
{
case "8bit":
break;
case "quoted-printable":
returnText = DecodeQuotedPrintable(returnText, encoding);
break;
case "base64":
returnText = DecodBase64(returnText, encoding);
break;
}
//mailTable.Rows.Add(new object[] { "text/plain", returnText });
receivedMail.Body = returnText;
receivedMail.IsText = true;
break;
case "multipart/alternative;":
boundary = GetAttributeValue(mail, "boundary=\"", "\"").Replace("\"", "");
startIndex = mail.IndexOf("--" + boundary + "\n");
if (startIndex == -1)
{
return;
}
while (true)
{
endIndex = mail.IndexOf("--" + boundary, startIndex + boundary.Length);
if (endIndex == -1)
{
break;
}
GetMailText(mail.Substring(startIndex, endIndex - startIndex), receivedMail);
startIndex = endIndex;
}
break;
case "multipart/related;":
boundary = GetAttributeValue(mail, "boundary=\"", "\"").Replace("\"", "");
startIndex = mail.IndexOf("--" + boundary + "\n");
if (startIndex == -1)
{
return;
}
while (true)
{
endIndex = mail.IndexOf("--" + boundary, startIndex + boundary.Length);
if (endIndex == -1)
{
break;
}
GetMailText(mail.Substring(startIndex, endIndex - startIndex), receivedMail);
startIndex = endIndex;
}
break;
case "multipart/mixed;":
boundary = GetAttributeValue(mail, "boundary=\"", "\"").Replace("\"", "");
startIndex = mail.IndexOf("--" + boundary + "\n");
if (startIndex == -1)
{
return;
}
while (true)
{
endIndex = mail.IndexOf("--" + boundary, startIndex + boundary.Length);
if (endIndex == -1)
{
break;
}
GetMailText(mail.Substring(startIndex, endIndex - startIndex), receivedMail);
startIndex = endIndex;
}
break;
default:
//附件
if (contentType.IndexOf("application/") == 0)
{
startIndex = mail.IndexOf("\n\n");
if (startIndex != -1)
{
returnText = mail.Substring(startIndex, mail.Length - startIndex);
}
transfer = GetAttributeValue(mail, "\nContent-Transfer-Encoding: ", "\n").Trim();
string name = GetAttributeValue(mail, "filename=\"", "\"").Replace("\"", "");
name = GetReadText(name);
byte[] fileBytes = new byte[0];
switch (transfer)
{
case "base64":
fileBytes = Convert.FromBase64String(returnText);
EnclosureUtil.Save(fileBytes, name, receivedMail.Id);
break;
}
receivedMail.Enclosures.Add(name);
}
else if (contentType == "")
{
//没有类型
//传输格式
startIndex = mail.IndexOf("\n\n");
if (startIndex != -1)
{
returnText = mail.Substring(startIndex, mail.Length - startIndex);
}
receivedMail.Body = returnText.Substring(2, returnText.Length - 4);
receivedMail.IsText = true;
}
break;
}
}
//显示邮件内容
private void ShowMailText(ReceivedMail receivedMail)
{
if (receivedMail == null)
{
label_sender.Text = "发件人：";
label_receiver.Text = "收件人：";
label_subject.Text = "主 题：";
label_date_detail.Text = "时间：";
label_size.Text = "大 小： KB";
label_enclosure.Text = "附 件: ";
richTextBox_content.Text = "";
webBrowser_html.DocumentText = "";
listView_enclosure.Items.Clear();
webBrowser_html.Visible = false;
richTextBox_content.Visible = true;
groupBox_infos.Size = new Size(groupBox_infos.Size.Width, 156);
richTextBox_content.Location = new Point(richTextBox_content.Location.X, 330 - 160);
richTextBox_content.Size = new Size(richTextBox_content.Size.Width, 355 + 160);
webBrowser_html.Location = new Point(webBrowser_html.Location.X, 355 - 160);
webBrowser_html.Size = new Size(groupBox_infos.Size.Width, 355 + 160);
return;
}
label_sender.Text = "发件人：" + receivedMail.FromName + " <" + receivedMail.FromAddress + ">";
label_receiver.Text = "收件人：" + receivedMail.ToName + " <" + receivedMail.ToAdderss + ">";
label_subject.Text = "主 题：" + receivedMail.Subject;
label_date_detail.Text = "时间：" + receivedMail.SendDateTime.ToString();
label_size.Text = "大 小：" + receivedMail.Size.ToString() + " KB";
label_enclosure.Text = "附 件：（已下载于" + EnclosureUtil.GetDirOrPath() + "）";
richTextBox_content.Text = receivedMail.Body;
int len = receivedMail.Enclosures.Count;
listView_enclosure.Items.Clear();
webBrowser_html.Visible = false;
richTextBox_content.Visible = true;
if (len == 0)
{
groupBox_infos.Size = new Size(groupBox_infos.Size.Width, 156);
richTextBox_content.Location = new Point(richTextBox_content.Location.X, 330 - 160);
richTextBox_content.Size = new Size(richTextBox_content.Size.Width, 355 + 160);
webBrowser_html.Location = new Point(webBrowser_html.Location.X, 355 - 160);
webBrowser_html.Size = new Size(groupBox_infos.Size.Width, 355 + 160);
}
else
{
groupBox_infos.Size = new Size(groupBox_infos.Size.Width, 304);
richTextBox_content.Location = new Point(richTextBox_content.Location.X, 330);
richTextBox_content.Size = new Size(richTextBox_content.Size.Width, 355);
webBrowser_html.Location = new Point(webBrowser_html.Location.X, 330);
webBrowser_html.Size = new Size(webBrowser_html.Size.Width, 355);
for (int i = 0; i < len; i++)
{
ListViewItem item = new ListViewItem();
string filename = receivedMail.Enclosures[i];
item.ImageIndex = EnclosureUtil.GetEnclosuerIconIndex(filename);
item.Text = filename;
listView_enclosure.Items.Add(item);
}
}
ReceivedMail mail = GetSelectedMail();
if (mail != null && !mail.IsText)
{
webBrowser_html.Visible = true;
richTextBox_content.Visible = false;
webBrowser_html.DocumentText = mail.Html;
}
}