public void DeleteDownloadMail(EmailDataInfo info)
{
var emlPath = this.GetMailDownloadPath(info.UIDL);
var infoFilePath = emlPath + MailInfoFileExt;
this.DeleteDownloadMail(emlPath, infoFilePath);
}
public static EmailAttachmentInfo Create(Attachment attachment, EmailDataInfo dataInfo = null)
{
EmailAttachmentInfo info = new EmailAttachmentInfo(attachment);
info.EmailDataInfo = dataInfo;
info.From = dataInfo?.From;
return(info);
}
/// <summary>
/// 获取邮件数据信息，并限定条件
/// </summary>
/// <param name="startDate">晚于指定的接收日期的邮件</param>
/// <param name="endDate">早于指定接收日期的邮件</param>
/// <param name="titleKeywords">邮件标题中的关键词</param>
public List <EmailDataInfo> GetMailDataInfos(DateTime?startDate = null, DateTime?endDate = null, String[] titleKeywords = null)
{
List <EmailDataInfo> emailDataInfos = new List <EmailDataInfo>();
List <Mail> mails = new List <Mail>();
List <MailInfo> mailInfos = new List <MailInfo>();
MailServer oServer = new MailServer(MailServerAddress,
this.User, this.Password, true, ServerAuthType.AuthLogin, ServerProtocol.Imap4);
oServer.Port = 993;
MailClient oClient = new MailClient(LicenseCode);
try
{
oClient.Connect(oServer);
String condition = "ALL";
if (startDate.HasValue)
{
String startDateStr = this.GetDateString(startDate.Value);
condition += " SINCE " + startDateStr;
}
if (endDate.HasValue)
{
String endDateStr = this.GetDateString(endDate.Value);
condition += " SENTBEFORE " + endDateStr;
}
//官网上提供的一系列关键词的条件都无效，暂时使用本地筛选的方法。 https://www.emailarchitect.net/eagetmail/sdk/
//if (!String.IsNullOrWhiteSpace(titleKeyword))
//{
// condition += $" KEYWORD {titleKeyword}";
//}
MailInfo[] result = oClient.SearchMail(condition);
mailInfos.AddRange(result);
foreach (var info in mailInfos)
{
//先获取邮件头部信息，此处邮件的信息并不完整，后续需要使用 GetMail 获取完整的邮件信息
var headerMailData = oClient.GetMailHeader(info);
var headerMail = new Mail(LicenseCode);
headerMail.Load(headerMailData);
if (this.AccordTitleKeywords(headerMail.Subject, titleKeywords))
{
EmailDataInfo dataInfo = new EmailDataInfo();
this.BuildEmailDataInfo(dataInfo, headerMail, info);
emailDataInfos.Add(dataInfo);
}
}
}
finally
{
oClient.Quit();
oClient.Close();
}
return(emailDataInfos);
}
/// <summary>
/// 保存邮件信息到本地
/// </summary>
/// <param name="info"></param>
private void SaveMailDataInfo(EmailDataInfo info)
{
String path = this.GetMailDownloadPath(info.MailInfo.UIDL);
info.Mail.SaveAs(path, true);
path += MailInfoFileExt;
if (!File.Exists(path))
{
File.Create(path).Dispose();
}
DataSerializer.Serialize(info.MailInfo, path);
}
/// <summary>
/// 指定邮件接收时间是否在限定日期内，以及邮件主题是否含有指定关键词
/// </summary>
/// <param name="dataInfo"></param>
/// <param name="receiveDateStart"></param>
/// <param name="receviceDataEnd"></param>
/// <param name="titleKeywords"></param>
/// <returns></returns>
public Boolean AccordCondition(EmailDataInfo dataInfo, DateTime receiveDateStart, DateTime receviceDataEnd, String[] titleKeywords)
{
if (dataInfo.ReceviceTime > receiveDateStart && dataInfo.ReceviceTime < receviceDataEnd)
{
if (this.AccordTitleKeywords(dataInfo.Title, titleKeywords))
{
return(true);
}
return(false);
}
else
{
return(false);
}
}
private void BuildEmailDataInfo(EmailDataInfo dataInfo, Mail mail, MailInfo info)
{
this.RemoveTrialInfo(mail);
dataInfo.Mail = mail;
dataInfo.Title = mail.Subject;
dataInfo.MailInfo = info;
dataInfo.Manager = this;
dataInfo.AttachmentInfos.Clear();
foreach (var attachment in mail.Attachments)
{
var attachInfo = EmailAttachmentInfo.Create(attachment, dataInfo);
String path = Path.Combine(this.AttachmentFloder, info.UIDL, attachInfo.Name);
if (File.Exists(path))
{
attachInfo.IsSaved = true;
attachInfo.SavePath = path;
}
dataInfo.AttachmentInfos.Add(attachInfo);
}
}
/// <summary>
/// 下载指定的邮件数据信息到本地
/// </summary>
/// <param name="dataInfo"></param>
public void DownloadEmailInfo(EmailDataInfo dataInfo)
{
MailServer oServer = new MailServer(MailServerAddress,
this.User, this.Password, true, ServerAuthType.AuthLogin, ServerProtocol.Imap4);
oServer.Port = 993;
MailClient oClient = new MailClient(LicenseCode);
try
{
oClient.Connect(oServer);
var mail = oClient.GetMail(dataInfo.MailInfo);
this.BuildEmailDataInfo(dataInfo, mail, dataInfo.MailInfo);
this.SaveMailDataInfo(dataInfo);
dataInfo.IsDownloadedMail = true;
}
finally
{
oClient.Quit();
oClient.Close();
}
}
/// <summary>
/// 绘制邮件信息项
/// </summary>
private void CustomDrawItem(Object sender, DrawItemEventArgs e)
{
if (e.Index == -1 || this.DesignMode)
{
return;
}
var obj = this.Items[e.Index];
EmailDataInfo dataInfo = obj as EmailDataInfo;
if (dataInfo == null)
{
return;
}
var g = e.Graphics;
g.SmoothingMode = System.Drawing.Drawing2D.SmoothingMode.HighQuality;
var forceColor = e.ForeColor;
var backgroundColor = e.BackColor;
var titleFont = e.Font;
var formFont = e.Font;
Int32 iconWidth = 30;
var backgroudRect = new Rectangle(e.Bounds.X - 1, e.Bounds.Y - 1, e.Bounds.Width + 1, e.Bounds.Height + 2);
Int32 textBeginX = e.Bounds.X + iconWidth;
Int32 textBeginY = e.Bounds.Y + 3;
var titleRect = new Rectangle(textBeginX, textBeginY, e.Bounds.Width - iconWidth, e.Bounds.Height);
var fromRect = new Rectangle(textBeginX, textBeginY + 22, e.Bounds.Width - iconWidth, e.Bounds.Height);
var timeRect = new Rectangle(e.Bounds.Width - 110, textBeginY + 24 + 20, e.Bounds.Width - iconWidth, e.Bounds.Height);
var readFlagRect = new Rectangle(5, 7, 20, 20);
var attachmentFlagRect = new Rectangle(5, 30, 20, 20);
if (this.MouseHoverItemIndex == e.Index)
{
backgroundColor = Color.FromArgb(224, 224, 224);
}
if ((e.State & DrawItemState.Selected) == DrawItemState.Selected)
{
backgroundColor = Color.FromArgb(200, 200, 200);
}
Brush backBrush = new SolidBrush(backgroundColor);
g.FillRectangle(backBrush, backgroudRect);
//左上边绘制邮件阅读标识
var readFlagImage = dataInfo.IsRead ? this.ItemReadFlagImage : this.ItemNotReadFlagImage;
if (readFlagImage != null)
{
g.DrawImage(readFlagImage, readFlagRect);
}
//左下绘制附件标识
if (dataInfo.HadAttachment)
{
var attachmentFlagImage = this.ItemAttachmentFlagImage;
if (dataInfo.IsDownloadAttachment)
{
attachmentFlagImage = this.ItemAttachmentDownloadFlagImage;
}
if (attachmentFlagImage != null)
{
g.DrawImage(attachmentFlagImage, attachmentFlagRect);
}
}
//绘制邮件标题 Title 属性
TextRenderer.DrawText(g, dataInfo.Title, this.ItemTitleFont, titleRect, forceColor, TextFormatFlags.EndEllipsis);
//绘制邮件来源 From 属性
TextRenderer.DrawText(g, "By:" + dataInfo.From, this.ItemSenderFont, fromRect, forceColor, TextFormatFlags.EndEllipsis);
//绘制接收时间
String receiveTime = dataInfo.ReceviceTime.ToString("yyyy-MM-dd HH:mm");
TextRenderer.DrawText(g, receiveTime, this.ItemReceiveTimeFont, timeRect, forceColor, TextFormatFlags.EndEllipsis);
backBrush.Dispose();
}
/// <summary>
/// 获取本地已下载的邮件信息
/// </summary>
/// <param name="startDate">晚于指定的接收日期的邮件</param>
/// <param name="endDate">早于指定接收日期的邮件</param>
/// <param name="titleKeywords">邮件标题中的关键词</param>
/// <param name="isDelete">是否删除不满足条件的本地邮件</param>
/// <returns></returns>
public List <EmailDataInfo> GetDownloadMailDataInfos(DateTime?startDate = null, DateTime?endDate = null, String[] titleKeywords = null, Boolean isDelete = false)
{
List <EmailDataInfo> dataInfos = new List <EmailDataInfo>();
if (!Directory.Exists(this.DownloadFloder))
{
return(dataInfos);
}
var fileNames = Directory.GetFiles(this.DownloadFloder, "*" + MailFileExt);
if (fileNames.Length <= 0)
{
return(dataInfos);
}
foreach (var filename in fileNames)
{
Mail mail = new Mail(LicenseCode);
try
{
mail.Load(filename, true);
var infoFilePath = filename + MailInfoFileExt;
if (startDate.HasValue)
{
if (mail.ReceivedDate < startDate)
{
if (isDelete)
{
goto DELTE;
}
else
{
continue;
}
}
}
if (endDate.HasValue)
{
if (mail.ReceivedDate > endDate && isDelete)
{
if (isDelete)
{
goto DELTE;
}
else
{
continue;
}
}
}
if (titleKeywords != null && titleKeywords.Length > 0)
{
if (!this.AccordTitleKeywords(mail.Subject, titleKeywords))
{
if (isDelete)
{
goto DELTE;
}
else
{
continue;
}
}
}
MailInfo info = null;
if (File.Exists(infoFilePath))
{
info = DataSerializer.Deserialize <MailInfo>(infoFilePath);
}
else
{
info = new MailInfo();
var uldl = Path.GetFileNameWithoutExtension(filename);
info.UIDL = uldl;
}
EmailDataInfo dataInfo = new EmailDataInfo();
this.BuildEmailDataInfo(dataInfo, mail, info);
dataInfo.IsDownloadedMail = true;
dataInfos.Add(dataInfo);
continue;
DELTE:
this.DeleteDownloadMail(filename, infoFilePath);
}
catch
{ }
}
return(dataInfos);
}