963 lines
36 KiB
C#
963 lines
36 KiB
C#
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//--------------------------------------------------------------------
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// 此代码由liquid模板自动生成 byzhouhang 20240909
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// 生成时间 2025-10-28 06:22:42Z
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// 对此文件的更改可能会导致不正确的行为，并且如果重新生成代码，这些更改将会丢失。
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//--------------------------------------------------------------------
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using IRaCIS.Core.Application.Helper;
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using IRaCIS.Core.Application.Interfaces;
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using IRaCIS.Core.Application.ViewModel;
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using IRaCIS.Core.Domain.Models;
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using IRaCIS.Core.Infra.EFCore;
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using IRaCIS.Core.Infrastructure.Extention;
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using IdentityModel.Client;
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using MailKit;
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using MailKit.Net.Imap;
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using MailKit.Search;
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using MailKit.Security;
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using MassTransit;
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using Microsoft.AspNetCore.Mvc;
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using Microsoft.Extensions.Options;
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using MimeKit;
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using System.IO;
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using System.Linq;
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using System.Net.Mail;
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using System.Threading.Tasks;
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namespace IRaCIS.Core.Application.Service;
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/// <summary>
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/// 邮件日志
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/// </summary>
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/// <param name="_emailLogRepository"></param>
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/// <param name="systemEmailConfig"></param>
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/// <param name="_mapper"></param>
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/// <param name="_userInfo"></param>
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/// <param name="_localizer"></param>
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[ApiExplorerSettings(GroupName = "Common")]
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public class EmailLogService(IRepository<EmailLog> _emailLogRepository,
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IRepository<Trial> _trialRepository,
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IRepository<EmailAttachmentLog> _emailAttachmentLogRepository,
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IOSSService oSSService,
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IRepository<EmailReSendLog> _emailReSendLog,
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IRepository<EmailRecipientLog> _emailRecipientLogRepository,
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IOptionsMonitor<SystemEmailSendConfig> systemEmailConfig,
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IMapper _mapper, IUserInfo _userInfo, IStringLocalizer _localizer): BaseService, IEmailLogService
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{
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private readonly SystemEmailSendConfig _systemEmailConfig = systemEmailConfig.CurrentValue;
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/// <summary>
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/// 获取邮件日志列表
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/// </summary>
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/// <param name="inQuery"></param>
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/// <returns></returns>
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[HttpPost]
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public async Task<PageOutput<EmailLogView>> GetEmailLogList(EmailLogQuery inDto)
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{
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var emailFromName = await _trialRepository.Where(x=>x.Id==inDto.TrialId).Select(x=>x.EmailFromName).FirstOrDefaultAsync();
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if (emailFromName.IsNullOrEmpty())
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{
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emailFromName = _systemEmailConfig.FromName;
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}
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var emailLogQueryable = _emailLogRepository
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.Where(x=>x.SenderName== emailFromName)
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.WhereIf(inDto.EmailStartDate.HasValue, x => x.EmailDate >= inDto.EmailStartDate.Value)
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.WhereIf(inDto.EmailEndDate.HasValue, x => x.EmailDate <= inDto.EmailEndDate.Value)
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.WhereIf(inDto.EmailStateEnum.HasValue, x => x.EmailStateEnum == inDto.EmailStateEnum.Value)
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.WhereIf(inDto.CcRecipientName.IsNotNullOrEmpty(),x=>x.EmailRecipientLogList.Any(x=>x.RecipientTypeEnum==RecipientType.Cc&&x.RecipientName.Contains(inDto.CcRecipientName)))
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.WhereIf(inDto.ToRecipientName.IsNotNullOrEmpty(), x => x.EmailRecipientLogList.Any(x => x.RecipientTypeEnum == RecipientType.To && x.RecipientName.Contains(inDto.ToRecipientName)))
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.ProjectTo<EmailLogView>(_mapper.ConfigurationProvider);
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var defalutSortArray = new string[] { nameof(EmailLogView.EmailDate) + " desc" };
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var pageList = await emailLogQueryable.ToPagedListAsync(inDto, defalutSortArray);
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return pageList;
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}
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/// <summary>
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/// 获取重发信息
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/// </summary>
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/// <param name="inDto"></param>
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/// <returns></returns>
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[HttpPost]
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public async Task<PageOutput<EmailLogView>> GetReSendEmail(GetReSendEmailInDto inDto)
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{
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var messageId = await _emailLogRepository.Where(x => x.Id == inDto.Id).Select(x => x.MessageId).FirstOrDefaultAsync();
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var reSendMessagelist = await _emailReSendLog.Where(x => x.MainMailMessageId == messageId).Select(x => x.ReMailMessageId).ToListAsync();
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var emailLogQueryable = _emailLogRepository
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.Where(x => reSendMessagelist.Contains(x.MessageId))
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.ProjectTo<EmailLogView>(_mapper.ConfigurationProvider);
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var defalutSortArray = new string[] { nameof(EmailLogView.EmailDate) + " desc" };
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var pageList = await emailLogQueryable.ToPagedListAsync(inDto, defalutSortArray);
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return pageList;
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}
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/// <summary>
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/// 获取单条邮件日志详情
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/// </summary>
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/// <param name="inDto"></param>
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/// <returns></returns>
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[HttpPost]
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public async Task<GetEmailInfoOutDto> GetEmailInfo(GetEmailInfoInDto inDto)
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{
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var emailInfo=await _emailLogRepository
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.Where(x => x.Id == inDto.Id).Include(x=>x.EmailRecipientLogList)
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.ProjectTo<GetEmailInfoOutDto>(_mapper.ConfigurationProvider).AsNoTracking()
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.FirstNotNullAsync();
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if (emailInfo.UniqueId.IsNotNullOrEmpty())
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{
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using (var client = new ImapClient())
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{
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try
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{
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client.Connect(_systemEmailConfig.Imap, 993, SecureSocketOptions.SslOnConnect);
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AuthenticateImap(client);
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var sentFolder = OpenSentFolder(client);
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var uid = new UniqueId(uint.Parse(emailInfo.UniqueId));
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var message = sentFolder.GetMessage(uid);
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emailInfo.Content = message.HtmlBody ?? message.TextBody ?? string.Empty;
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if (emailInfo.AttachmentList.Count == 0)
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{
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List< EmaliAttachmentInfo > attachmentInfos = new List<EmaliAttachmentInfo>();
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foreach (var att in message.Attachments)
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{
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EmaliAttachmentInfo emaliAttachmentInfo = new EmaliAttachmentInfo();
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emaliAttachmentInfo.AttachmentName = att.ContentDisposition?.FileName ?? att.ContentType.Name ?? "unknown";
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// 2. 解码后的流直接上传，不落盘
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if (att is MimePart part)
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{
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// 重要：每次上传新建一个独立流，否则迭代过程中流位置会乱
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await using var decodeStream = new MemoryStream();
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await part.Content.DecodeToAsync(decodeStream);
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decodeStream.Position = 0;
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emaliAttachmentInfo.AttachmentPath = await oSSService.UploadToOSSAsync(
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fileStream: decodeStream,
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oosFolderPath: $"EmailAttachment/{emailInfo.Id}", // OSS 虚拟目录
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fileRealName: emaliAttachmentInfo.AttachmentName,
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isFileNameAddGuid: true); // 让方法自己在文件名前加 Guid
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attachmentInfos.Add(emaliAttachmentInfo);
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}
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}
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List<EmailAttachmentLog> emailAttachmentLog = attachmentInfos.Select(x => new EmailAttachmentLog()
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{
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EmailLogId = emailInfo.Id.Value,
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AttachmentName = x.AttachmentName,
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AttachmentPath = x.AttachmentPath,
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}).ToList();
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await _emailAttachmentLogRepository.AddRangeAsync(emailAttachmentLog);
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await _emailAttachmentLogRepository.SaveChangesAsync();
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emailInfo.AttachmentList = attachmentInfos;
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}
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sentFolder.Close();
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}
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catch (Exception ex)
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{
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}
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finally
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{
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client.Disconnect(true);
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}
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}
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}
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//var ossRelativePath = await oSSService.UploadToOSSAsync(fileStream, $"{trialId.ToString()}/InspectionUpload/DataReconciliation", realFileName);
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return emailInfo;
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}
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/// <summary>
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/// 重发邮件
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/// </summary>
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/// <param name="inDto"></param>
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/// <returns></returns>
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[HttpPost]
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public async Task<IResponseOutput> ResendEmail(ResendEmailInDto inDto)
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{
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var emailInfo = await _emailLogRepository
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.Where(x => x.Id == inDto.Id)
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.ProjectTo<GetEmailInfoOutDto>(_mapper.ConfigurationProvider)
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.FirstNotNullAsync();
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if (emailInfo.UniqueId.IsNotNullOrEmpty())
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{
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using (var client = new ImapClient())
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{
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try
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{
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client.Connect(_systemEmailConfig.Imap, 993, SecureSocketOptions.SslOnConnect);
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AuthenticateImap(client);
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var sentFolder = OpenSentFolder(client);
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var uid = new UniqueId(uint.Parse(emailInfo.UniqueId));
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var message = sentFolder.GetMessage(uid);
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emailInfo.Content = message.HtmlBody ?? message.TextBody ?? string.Empty;
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sentFolder.Close();
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}
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catch (Exception ex)
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{
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}
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finally
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{
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client.Disconnect(true);
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}
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}
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}
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var messageToSend = new MimeMessage();
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// 发件地址
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messageToSend.From.Add(new MailboxAddress(emailInfo.SenderName, emailInfo.SenderAddress));
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foreach (var item in emailInfo.RecipientList.Where(x => x.RecipientTypeEnum == RecipientType.To))
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{
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messageToSend.To.Add(new MailboxAddress(item.RecipientName, item.RecipientAddress));
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}
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foreach (var item in emailInfo.RecipientList.Where(x => x.RecipientTypeEnum == RecipientType.Cc))
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{
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messageToSend.Cc.Add(new MailboxAddress(item.RecipientName, item.RecipientAddress));
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}
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messageToSend.Subject = emailInfo.EmailSubject;
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var builder = new BodyBuilder();
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builder.HtmlBody = emailInfo.Content;
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messageToSend.Body = builder.ToMessageBody();
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var msgid= await SendEmailHelper.SendEmailAsync(messageToSend, _systemEmailConfig);
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await _emailReSendLog.AddAsync(new EmailReSendLog()
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{
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MainMailMessageId= emailInfo.MessageId,
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ReMailMessageId= msgid
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});
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await _emailReSendLog.SaveChangesAsync();
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await SynchronizationEmail();
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return ResponseOutput.Ok();
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}
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/// <summary>
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/// 同步邮件
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/// </summary>
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/// <returns></returns>
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[HttpPost]
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public async Task<IResponseOutput> SynchronizationEmail()
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{
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var maxTime = await _emailLogRepository.MaxAsync(t => t.EmailDate);
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var startDate = maxTime ?? DateTime.MinValue;
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List<EmailLog> emailList = new List<EmailLog>();
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List<EmailRecipientLog> EmailRecipientLogList = new List<EmailRecipientLog>();
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// 第一步：同步发件箱邮件
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using (var client = new ImapClient())
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{
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try
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{
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client.Connect(_systemEmailConfig.Imap, 993, SecureSocketOptions.SslOnConnect);
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AuthenticateImap(client);
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var sentFolder = OpenSentFolder(client);
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var searchQuery = SearchQuery.All.And(SearchQuery.DeliveredAfter(startDate));
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var uids = sentFolder.Search(searchQuery).ToList();
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foreach (var uid in uids)
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{
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try
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{
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var message = sentFolder.GetMessage(uid);
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if (message.Date.DateTime <= startDate)
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{
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continue;
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}
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var emaillog = new EmailLog
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{
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Id = NewId.NextGuid(),
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UniqueId = uid.ToString(),
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MessageId = message.MessageId ?? string.Empty,
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EmailSubject = message.Subject ?? string.Empty,
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EmailDate = message.Date.DateTime,
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EmailStateEnum = EmailState.Success,
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};
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var fromMailbox = message.From.Mailboxes.FirstOrDefault();
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if (fromMailbox != null)
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{
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emaillog.SenderAddress = fromMailbox.Address;
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emaillog.SenderName = fromMailbox.Name ?? string.Empty;
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}
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List<EmailRecipientLog> recipientLogs = new List<EmailRecipientLog>();
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int sort = 0;
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message.To.Mailboxes.ForEach(x =>
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{
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recipientLogs.Add(new EmailRecipientLog()
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{
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RecipientName = x.Name ?? string.Empty,
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RecipientAddress = x.Address,
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EmailLogId = emaillog.Id,
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RecipientTypeEnum = RecipientType.To,
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Sort = sort++,
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});
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});
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sort = 0;
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message.Cc.Mailboxes.ForEach(x =>
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{
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recipientLogs.Add(new EmailRecipientLog()
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{
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RecipientName = x.Name ?? string.Empty,
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RecipientAddress = x.Address,
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EmailLogId = emaillog.Id,
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RecipientTypeEnum = RecipientType.Cc,
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Sort = sort++,
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});
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});
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emailList.Add(emaillog);
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EmailRecipientLogList.AddRange(recipientLogs);
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}
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catch (Exception ex)
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{
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Console.WriteLine($"处理邮件 {uid} 失败: {ex.Message}");
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}
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}
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sentFolder.Close();
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}
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catch (Exception ex)
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{
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Console.WriteLine($"同步发件箱邮件时出错: {ex.Message}");
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}
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finally
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{
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client.Disconnect(true);
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}
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}
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// 保存同步的发件箱邮件
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await _emailLogRepository.AddRangeAsync(emailList);
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await _emailRecipientLogRepository.AddRangeAsync(EmailRecipientLogList);
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await _emailLogRepository.SaveChangesAsync();
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// 第二步：处理收件箱中的邮件发送失败通知
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try
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{
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await ProcessInboxFailureNotifications(startDate);
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}
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catch (Exception ex)
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{
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Console.WriteLine($"处理收件箱失败通知邮件时出错: {ex.Message}");
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Console.WriteLine($"异常堆栈: {ex.StackTrace}");
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// 即使处理失败通知邮件出错，也不影响整体同步操作的成功
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// 记录警告但不中断主流程
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}
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return ResponseOutput.Ok();
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}
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private IMailFolder OpenSentFolder(ImapClient client)
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{
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IMailFolder folder = null;
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try
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{
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folder = client.GetFolder(SpecialFolder.Sent);
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}
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catch { }
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if (folder == null)
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{
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var candidates = new[] { "已发送", "已发送邮件", "Sent", "Sent Items", "[Gmail]/Sent Mail" };
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foreach (var name in candidates)
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{
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try
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{
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var f = client.GetFolder(name);
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if (f != null)
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{
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folder = f;
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break;
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}
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}
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catch { }
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}
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}
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if (folder == null)
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{
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try
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{
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var personal = client.GetFolder(client.PersonalNamespaces.FirstOrDefault());
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if (personal != null)
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{
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foreach (var sub in personal.GetSubfolders(false))
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{
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if (string.Equals(sub.FullName, "Sent", StringComparison.OrdinalIgnoreCase) ||
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string.Equals(sub.FullName, "Sent Items", StringComparison.OrdinalIgnoreCase))
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{
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folder = sub;
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break;
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}
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}
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}
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}
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catch { }
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}
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if (folder == null)
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throw new InvalidOperationException("未找到已发送文件夹");
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folder.Open(FolderAccess.ReadOnly);
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return folder;
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}
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private IMailFolder OpenInboxFolder(ImapClient client)
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{
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IMailFolder folder = null;
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try
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{
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folder = client.GetFolder(SpecialFolder.All);
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}
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catch { }
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if (folder == null)
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{
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var candidates = new[] { "收件箱", "Inbox" };
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foreach (var name in candidates)
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{
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try
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{
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var f = client.GetFolder(name);
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if (f != null)
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{
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folder = f;
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break;
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}
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}
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catch { }
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}
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}
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if (folder == null)
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{
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try
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{
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var personal = client.GetFolder(client.PersonalNamespaces.FirstOrDefault());
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if (personal != null)
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{
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foreach (var sub in personal.GetSubfolders(false))
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{
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if (string.Equals(sub.FullName, "Inbox", StringComparison.OrdinalIgnoreCase))
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{
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folder = sub;
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break;
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}
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}
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}
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}
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catch { }
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}
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if (folder == null)
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throw new InvalidOperationException("未找到收件箱文件夹");
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folder.Open(FolderAccess.ReadOnly);
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return folder;
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}
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private void AuthenticateImap(ImapClient client)
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{
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try
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{
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client.Authenticate(_systemEmailConfig.FromEmail, _systemEmailConfig.AuthorizationCode);
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}
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catch (AuthenticationException)
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{
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//if (_systemEmailConfig.UseOAuth2 && _systemEmailConfig.OAuth2AccessToken.IsNotNullOrEmpty())
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//{
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// var sasl = new SaslMechanismOAuth2(_systemEmailConfig.FromEmail, _systemEmailConfig.OAuth2AccessToken);
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// client.Authenticate(sasl);
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// return;
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//}
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//if (_systemEmailConfig.OAuth2AccessToken.IsNullOrEmpty())
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//{
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// var token = AcquireOAuth2TokenByPassword();
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// if (token.IsNotNullOrEmpty())
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// {
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// _systemEmailConfig.OAuth2AccessToken = token;
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// var sasl = new SaslMechanismOAuth2(_systemEmailConfig.FromEmail, token);
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// client.Authenticate(sasl);
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// return;
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// }
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//}
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throw;
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}
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}
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/// <summary>
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/// 处理收件箱中的邮件发送失败通知
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/// </summary>
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/// <returns></returns>
|
||
public async Task ProcessInboxFailureNotifications(DateTime startTime)
|
||
{
|
||
using (var client = new ImapClient())
|
||
{
|
||
try
|
||
{
|
||
client.Connect(_systemEmailConfig.Imap, 993, SecureSocketOptions.SslOnConnect);
|
||
AuthenticateImap(client);
|
||
var inboxFolder = OpenInboxFolder(client);
|
||
|
||
// 搜索可能包含失败通知的邮件
|
||
// 通常失败通知邮件会包含"失败"、"错误"、"undeliverable"、"delivery failed"等关键词
|
||
var searchQuery = SearchQuery.All.Or(SearchQuery.SubjectContains("失败"))
|
||
.Or(SearchQuery.SubjectContains("错误"))
|
||
.Or(SearchQuery.SubjectContains("undeliverable"))
|
||
.Or(SearchQuery.SubjectContains("delivery failed"))
|
||
.Or(SearchQuery.SubjectContains("Delivery Status Notification"))
|
||
.Or(SearchQuery.BodyContains("失败"))
|
||
.Or(SearchQuery.BodyContains("错误"))
|
||
.Or(SearchQuery.BodyContains("undeliverable"))
|
||
.Or(SearchQuery.BodyContains("delivery failed")).And(SearchQuery.DeliveredAfter(startTime));
|
||
|
||
var uids = inboxFolder.Search(searchQuery).ToList();
|
||
var processedCount = 0;
|
||
var updatedCount = 0;
|
||
|
||
foreach (var uid in uids)
|
||
{
|
||
try
|
||
{
|
||
var message = inboxFolder.GetMessage(uid);
|
||
|
||
// 尝试从邮件内容中提取原始邮件的Message-Id或相关信息
|
||
var originalMessageId = ExtractOriginalMessageId(message);
|
||
if (!string.IsNullOrEmpty(originalMessageId))
|
||
{
|
||
// 查找对应的EmailLog记录
|
||
var emailLog = await _emailLogRepository
|
||
.Where(x => x.MessageId == originalMessageId)
|
||
.FirstOrDefaultAsync();
|
||
|
||
await _emailLogRepository.BatchUpdateNoTrackingAsync(x => x.MessageId == originalMessageId, x => new EmailLog()
|
||
{
|
||
EmailStateEnum = EmailState.Error,
|
||
ErrorInfo = message.TextBody
|
||
|
||
});
|
||
|
||
updatedCount++;
|
||
}
|
||
|
||
processedCount++;
|
||
}
|
||
catch (Exception ex)
|
||
{
|
||
|
||
}
|
||
}
|
||
|
||
|
||
inboxFolder.Close();
|
||
}
|
||
catch (Exception ex)
|
||
{
|
||
Console.WriteLine($"连接收件箱处理失败通知邮件时出错: {ex.Message}");
|
||
Console.WriteLine($"异常堆栈: {ex.StackTrace}");
|
||
}
|
||
finally
|
||
{
|
||
try
|
||
{
|
||
client.Disconnect(true);
|
||
}
|
||
catch (Exception ex)
|
||
{
|
||
Console.WriteLine($"断开IMAP客户端连接时出错: {ex.Message}");
|
||
}
|
||
}
|
||
}
|
||
}
|
||
|
||
/// <summary>
|
||
/// 从失败通知邮件中提取原始邮件的Message-Id
|
||
/// </summary>
|
||
/// <param name="message"></param>
|
||
/// <returns></returns>
|
||
private string ExtractOriginalMessageId(MimeMessage message)
|
||
{
|
||
// 首先检查邮件头中是否有原始Message-Id
|
||
var originalMessageId = message.Headers["Original-Message-ID"] ??
|
||
message.Headers["X-Original-Message-ID"] ??
|
||
message.Headers["In-Reply-To"];
|
||
|
||
if (!string.IsNullOrEmpty(originalMessageId))
|
||
{
|
||
// 清理Message-Id格式（移除尖括号）
|
||
originalMessageId = originalMessageId.Trim('<', '>');
|
||
return originalMessageId;
|
||
}
|
||
|
||
// 检查邮件附件中是否包含.eml文件（这是最常见的失败通知格式）
|
||
foreach (var attachment in message.Attachments)
|
||
{
|
||
if (attachment is MessagePart messagePart)
|
||
{
|
||
// 直接获取嵌入的邮件消息
|
||
var originalMessageIdFromAttachment = messagePart.Message?.MessageId;
|
||
if (!string.IsNullOrEmpty(originalMessageIdFromAttachment))
|
||
{
|
||
return originalMessageIdFromAttachment.Trim('<', '>');
|
||
}
|
||
}
|
||
else if (attachment is MimePart mimePart)
|
||
{
|
||
// 检查文件扩展名是否为.eml
|
||
var fileName = mimePart.FileName ?? mimePart.ContentType.Name;
|
||
if (!string.IsNullOrEmpty(fileName) &&
|
||
(fileName.EndsWith(".eml", StringComparison.OrdinalIgnoreCase) ||
|
||
mimePart.ContentType.MimeType.Equals("message/rfc822", StringComparison.OrdinalIgnoreCase)))
|
||
{
|
||
try
|
||
{
|
||
// 解析.eml附件内容
|
||
using var memoryStream = new MemoryStream();
|
||
mimePart.Content.DecodeTo(memoryStream);
|
||
memoryStream.Position = 0;
|
||
|
||
var originalMessage = MimeMessage.Load(memoryStream);
|
||
if (!string.IsNullOrEmpty(originalMessage?.MessageId))
|
||
{
|
||
return originalMessage.MessageId.Trim('<', '>');
|
||
}
|
||
}
|
||
catch (Exception ex)
|
||
{
|
||
Console.WriteLine($"解析.eml附件时出错: {ex.Message}");
|
||
}
|
||
}
|
||
}
|
||
}
|
||
|
||
// 如果邮件头和附件中都没有，尝试从邮件正文中提取
|
||
var content = message.HtmlBody ?? message.TextBody ?? string.Empty;
|
||
|
||
// 尝试匹配常见的Message-Id格式
|
||
var messageIdPattern = @"(?:Message-ID|Message-Id|message-id):\s*<?([^>\s]+)>?";
|
||
var match = System.Text.RegularExpressions.Regex.Match(content, messageIdPattern, System.Text.RegularExpressions.RegexOptions.IgnoreCase);
|
||
if (match.Success)
|
||
{
|
||
return match.Groups[1].Value;
|
||
}
|
||
|
||
// 尝试从邮件引用部分提取
|
||
var referencePattern = @"^>.*Message-ID:\s*<?([^>\s]+)>?";
|
||
var matches = System.Text.RegularExpressions.Regex.Matches(content, referencePattern, System.Text.RegularExpressions.RegexOptions.Multiline | System.Text.RegularExpressions.RegexOptions.IgnoreCase);
|
||
if (matches.Count > 0)
|
||
{
|
||
return matches[0].Groups[1].Value;
|
||
}
|
||
|
||
return null;
|
||
}
|
||
|
||
|
||
//private string AcquireOAuth2TokenByPassword()
|
||
//{
|
||
// if (_systemEmailConfig.OAuthTenantId.IsNullOrEmpty() || _systemEmailConfig.OAuthClientId.IsNullOrEmpty())
|
||
// return string.Empty;
|
||
|
||
// using var http = new HttpClient();
|
||
// var req = new PasswordTokenRequest
|
||
// {
|
||
// Address = $"https://login.microsoftonline.com/{_systemEmailConfig.OAuthTenantId}/oauth2/v2.0/token",
|
||
// ClientId = _systemEmailConfig.OAuthClientId,
|
||
// ClientSecret = _systemEmailConfig.OAuthClientSecret,
|
||
// Scope = "offline_access https://outlook.office365.com/IMAP.AccessAsUser.All",
|
||
// UserName = _systemEmailConfig.FromEmail,
|
||
// Password = _systemEmailConfig.AuthorizationCode
|
||
// };
|
||
// var resp = http.RequestPasswordTokenAsync(req).GetAwaiter().GetResult();
|
||
// if (resp.IsError || resp.AccessToken.IsNullOrEmpty())
|
||
// return string.Empty;
|
||
// return resp.AccessToken;
|
||
//}
|
||
|
||
// 取skip的值
|
||
public int CalcReverseSkip(int pageIndex, int pageSize, int totalCount)
|
||
{
|
||
|
||
int lastPageFullSkip = totalCount / pageSize * pageSize; // 最后一页“整页”起点
|
||
int skip = lastPageFullSkip - pageIndex * pageSize; // 倒着减
|
||
return Math.Max(skip, 0); // 防止负值
|
||
}
|
||
|
||
/// <summary>
|
||
/// 邮件筛选条件构建
|
||
/// </summary>
|
||
/// <param name="query"></param>
|
||
/// <returns></returns>
|
||
private SearchQuery BuildSearchQuery(EmailLogQuery query)
|
||
{
|
||
var searchQuery = SearchQuery.All;
|
||
|
||
// 日期范围筛选
|
||
if (query.EmailStartDate.HasValue || query.EmailEndDate.HasValue)
|
||
{
|
||
var startDate = query.EmailStartDate ?? DateTime.MinValue;
|
||
var endDate = query.EmailEndDate ?? DateTime.MaxValue;
|
||
|
||
searchQuery = searchQuery.And(SearchQuery.DeliveredAfter(startDate)
|
||
.And(SearchQuery.DeliveredBefore(endDate.AddDays(1)))); // 包含结束日期当天
|
||
}
|
||
|
||
// 主题关键词筛选（如果IMAP服务器支持）
|
||
if (!string.IsNullOrEmpty(query.ToRecipientName))
|
||
{
|
||
searchQuery = searchQuery.And(SearchQuery.HeaderContains("To", query.ToRecipientName));
|
||
}
|
||
|
||
|
||
|
||
if (!string.IsNullOrEmpty(query.CcRecipientName))
|
||
{
|
||
searchQuery = searchQuery.And(SearchQuery.HeaderContains("Cc", query.CcRecipientName));
|
||
}
|
||
|
||
return searchQuery;
|
||
}
|
||
|
||
|
||
/// <summary>
|
||
/// 邮件排序处理
|
||
/// </summary>
|
||
/// <param name="sentFolder"></param>
|
||
/// <param name="uids"></param>
|
||
/// <returns></returns>
|
||
private List<EmailLogView> GetEmailsWithSorting(IMailFolder sentFolder, IList<UniqueId> uids)
|
||
{
|
||
var emailList = new List<EmailLogView>();
|
||
|
||
|
||
|
||
// 获取完整的邮件信息
|
||
foreach (var uid in uids)
|
||
{
|
||
try
|
||
{
|
||
var message = sentFolder.GetMessage(uid);
|
||
var emailView = ConvertToEmailLogView(uid, message);
|
||
emailList.Add(emailView);
|
||
}
|
||
catch (Exception ex)
|
||
{
|
||
Console.WriteLine($"处理邮件 {uid} 失败: {ex.Message}");
|
||
}
|
||
}
|
||
|
||
return emailList;
|
||
}
|
||
|
||
/// <summary>
|
||
/// 获取完整的邮件信息
|
||
/// </summary>
|
||
/// <param name="uid"></param>
|
||
/// <param name="message"></param>
|
||
/// <returns></returns>
|
||
private EmailLogView ConvertToEmailLogView(UniqueId uid, MimeMessage message)
|
||
{
|
||
string saveFolder = @"D:\MailAttachments";
|
||
Directory.CreateDirectory(saveFolder);
|
||
var emailView = new EmailLogView
|
||
{
|
||
UniqueId = uid.ToString(),
|
||
MessageId = message.MessageId ?? string.Empty,
|
||
EmailSubject = message.Subject ?? string.Empty,
|
||
EmailDate = message.Date.UtcDateTime,
|
||
Content = message.HtmlBody ?? string.Empty,
|
||
};
|
||
|
||
var toHeader = message.Headers[HeaderId.To]; // 原始头，未解码
|
||
Console.WriteLine($"原始To头 = |{toHeader}|");
|
||
|
||
foreach (var att in message.Attachments)
|
||
{
|
||
// att 可能是 MimePart 或 MessagePart
|
||
if (att is MimePart part && !string.IsNullOrEmpty(part.FileName))
|
||
{
|
||
var file = Path.Combine(saveFolder, part.FileName);
|
||
using (var stream = File.Create(file))
|
||
part.Content.DecodeTo(stream);
|
||
Console.WriteLine($" 附件已保存：{file}");
|
||
}
|
||
}
|
||
|
||
// 处理发件人信息
|
||
var fromMailbox = message.From.Mailboxes.FirstOrDefault();
|
||
if (fromMailbox != null)
|
||
{
|
||
emailView.SenderAddress = fromMailbox.Address;
|
||
emailView.SenderName = fromMailbox.Name ?? string.Empty;
|
||
}
|
||
|
||
//// 处理收件人
|
||
//emailView.ToRecipients = message.To.Mailboxes.Select(address => new EmaliSendInfo
|
||
//{
|
||
// Name = address.Name ?? string.Empty,
|
||
// Address = address.Address
|
||
//}).ToList();
|
||
|
||
//// 处理抄送人
|
||
//emailView.CcRecipients = message.Cc.Mailboxes.Select(address => new EmaliSendInfo
|
||
//{
|
||
// Name = address.Name ?? string.Empty,
|
||
// Address = address.Address
|
||
//}).ToList();
|
||
|
||
//// 处理密送人
|
||
//emailView.BccRecipients = message.Bcc.Mailboxes.Select(address => new EmaliSendInfo
|
||
//{
|
||
// Name = address.Name ?? string.Empty,
|
||
// Address = address.Address
|
||
//}).ToList();
|
||
|
||
// 处理附件
|
||
//emailView.Attachments = ProcessAttachments(message);
|
||
//emailView.HasAttachments = emailView.Attachments.Any();
|
||
//emailView.AttachmentCount = emailView.Attachments.Count;
|
||
|
||
return emailView;
|
||
}
|
||
|
||
///// <summary>
|
||
///// 处理附件信息
|
||
///// </summary>
|
||
///// <param name="message"></param>
|
||
///// <returns></returns>
|
||
//private List<EmailAttachmentInfo> ProcessAttachments(MimeMessage message)
|
||
//{
|
||
// var attachments = new List<EmailAttachmentInfo>();
|
||
|
||
// foreach (var attachment in message.Attachments)
|
||
// {
|
||
// var attachmentInfo = new EmailAttachmentInfo();
|
||
|
||
// if (attachment is MimePart mimePart)
|
||
// {
|
||
// attachmentInfo.FileName = mimePart.FileName ??
|
||
// mimePart.ContentType?.Name ??
|
||
// "未知文件";
|
||
// attachmentInfo.ContentType = mimePart.ContentType.MimeType;
|
||
// attachmentInfo.ContentId = mimePart.ContentId ?? string.Empty;
|
||
// attachmentInfo.IsInline = mimePart.ContentDisposition != null &&
|
||
// mimePart.ContentDisposition.Disposition.Equals("inline", StringComparison.OrdinalIgnoreCase);
|
||
|
||
// // 获取附件大小
|
||
// try
|
||
// {
|
||
// if (mimePart.ContentObject.Stream != null)
|
||
// {
|
||
// attachmentInfo.Size = mimePart.ContentObject.Stream.Length;
|
||
// }
|
||
// }
|
||
// catch
|
||
// {
|
||
// attachmentInfo.Size = 0;
|
||
// }
|
||
// }
|
||
// else if (attachment is MessagePart messagePart)
|
||
// {
|
||
// // 处理内嵌消息作为附件的情况
|
||
// attachmentInfo.FileName = "embedded-message.eml";
|
||
// attachmentInfo.ContentType = "message/rfc822";
|
||
// attachmentInfo.IsInline = false;
|
||
// }
|
||
|
||
// attachments.Add(attachmentInfo);
|
||
// }
|
||
|
||
// return attachments;
|
||
//}
|
||
|
||
/// <summary>
|
||
/// 应用内存中的过滤条件（对于无法通过IMAP搜索的条件）
|
||
/// </summary>
|
||
/// <param name="emails"></param>
|
||
/// <param name="query"></param>
|
||
/// <returns></returns>
|
||
private List<EmailLogView> ApplyMemoryFilters(List<EmailLogView> emails, EmailLogQuery query)
|
||
{
|
||
var filtered = emails.AsEnumerable();
|
||
|
||
// 收件人姓名筛选
|
||
//if (!string.IsNullOrEmpty(query.Keyword))
|
||
//{
|
||
// filtered = filtered.Where(e =>
|
||
// e.ToRecipients.Any(r =>
|
||
// r.Name.Contains(query.Keyword, StringComparison.OrdinalIgnoreCase)) ||
|
||
// e.CcRecipients.Any(r =>
|
||
// r.Name.Contains(query.Keyword, StringComparison.OrdinalIgnoreCase))
|
||
|
||
// );
|
||
//}
|
||
|
||
// 发件人姓名筛选
|
||
//if (!string.IsNullOrEmpty(query.SenderName))
|
||
//{
|
||
// filtered = filtered.Where(e =>
|
||
// e.SenderName.Contains(query.SenderName, StringComparison.OrdinalIgnoreCase));
|
||
//}
|
||
|
||
return filtered.ToList();
|
||
}
|
||
|
||
|
||
public async Task<IResponseOutput> AddOrUpdateEmailLog(EmailLogAddOrEdit addOrEditEmailLog)
|
||
{
|
||
|
||
|
||
|
||
var entity = await _emailLogRepository.InsertOrUpdateAsync(addOrEditEmailLog, true);
|
||
|
||
return ResponseOutput.Ok(entity.Id.ToString());
|
||
|
||
}
|
||
|
||
|
||
[HttpDelete("{emailLogId:guid}")]
|
||
public async Task<IResponseOutput> DeleteEmailLog(Guid emailLogId)
|
||
{
|
||
var success = await _emailLogRepository.DeleteFromQueryAsync(t => t.Id == emailLogId,true);
|
||
return ResponseOutput.Ok();
|
||
}
|
||
|
||
}
|
||
|
||
|
||
|