如何使用电子邮件功能将文档文件附加到电子邮件？ [英] How to attach a document file to email using email functions?

问题描述

您好，

我正在尝试使用电子邮件功能将文档文件附加到电子邮件中，但我没有获得附件。

任何人都可以帮忙解决问题吗？

这是我的代码：


使用系统;

使用System.Collections.Generic;

使用System.IO;

使用System.Linq;

使用System。 Web;

使用System.Web.Security;

使用System.Web.UI;

使用System.Web.UI.WebControls;

使用System.DirectoryServices;

使用Gucci.CustomerInsightRequests.Classes;

使用Gucci.CustomerInsightRequests.DataAccess;

使用System.Text;
$
使用System.Collections.Specialized;

使用System.Data.SqlClient;

使用System.Configuration;

使用System.Net.Mail;
$


命名空间Gucci.CustomerInsightRequests

{

    public partial class RequestForm：System.Web.UI.Page

    {

        protected void Page_Load（object sender，EventArgs e）

        {

            //如果页面是第一次加载而不是PostBack

            if（！Page.IsPostBack）

            {

                //如果Page.User不为null（表示有一个有效的验证用户访问该页面）

                if（User！= null）

                {

                    string displayName = string.Empty;

                    string emailAddress = string.Empty;

                    //调用函数从Active Directory获取Page.User的显示名称和电子邮件地址

                    if（UtilityFunctions.GetADUserNameAndEmail（User.Identity.Name，out displayName，out emailAddress））

                    {

                        //根据Page.User为
 设置请求者名称和请求者或电子邮件文本框字段为默认值。                       //创建新的Reqeust

                        txtRequestorName.Text = displayName;

                        txtRequestorEmail.Text = emailAddress;

                    }


                }¥b $ b                //使用"业务"类别从数据库LOV表填充Business Dropdown控件。作为过滤器

                UtilityFunctions.populate（business，" BUSINESS"）;

                //为"Date Required"设置Compare Validator值文本框从今天开始2周（14天）

                compValidatorDateRequired.ValueToCompare = DateTime.Today.AddDays（14）.ToShortDateString（）;

                //将焦点设置为商店ID文本框

                txtStoreID.Focus（）;
$


                //使用类别"产品"从数据库LOV表填充产品下拉控件。作为过滤器

                UtilityFunctions.populate（ddlproduct，" product"）;



            }¥b $ b        }




        protected void btnSubmit_Click（object sender，EventArgs e）

        {

            if（Page.IsValid）

            {

                //使用连接到RMKT数据库的RMKT实体

               使用（RMKTEntities context = new RMKTEntities（））

                {

                   试试
                    {

                        //创建新的客户洞察请求

                        CustomerInsightRequest newRequest = new CustomerInsightRequest（）;

                        //根据表格上的控件将字段设置为其值

                        newRequest.Username = User！= null&& User.Identity.Name！= null？ User.Identity.Name："错误";

                        newRequest.CreateDate = DateTime.Now;

                        newRequest.RequestorName = txtRequestorName.Text;

                        newRequest.RequestorEmail = txtRequestorEmail.Text;



$
                        //如果没有输入任何值，则将StoreID设置为null

                        if（string.IsNullOrEmpty（txtStoreID.Text））

                            newRequest.Store = null;

                       否则

                            newRequest.Store = txtStoreID.Text;



                        //如果未输入值，则将businessID设置为null

                        int businessVal = int.TryParse（business.SelectedValue，out businessVal）

                                                      ？ businessVal

                                                      ：-1;

                        if（businessVal == -1）

                            newRequest.businessID = null;

                       否则

                            newRequest.businessID = businessVal;



$
                        int productVal = int.TryParse（ddlproduct.SelectedValue，out productVal）

                                                      ？ productVal

                                                      ：-1;

                        newRequest.productID = productVal;



$
                        string filename = Path.GetFileName（fileUpload.PostedFile.FileName）;



                        Stream str = fileUpload.PostedFile.InputStream;



                        BinaryReader br = new BinaryReader（str）;



                       字节[] size = br.ReadBytes（（int）str.Length）;



                        newRequest.Attachments = size;



                          Attachment att = new Attachment（fileUpload.PostedFile.InputStream，Path.GetFileName（fileUpload.PostedFile.FileName））;




$ b

                        newRequest.Objective = txtRequestObjective.Text;

                        newRequest.Description = txtRequestDescription.Text;

                        DateTime reqDate;

                        //如果以某种方式没有为"Date Required"提供Date值然后将其设置为允许的最大日期

                        newRequest.RequireDate = DateTime.TryParse（txtDateRequired.Text，out reqDate）

                                                     ？ reqDate

                                                     ：DateTime.MaxValue;



                        //将状态指定为已打开

                        newRequest.StatusID = Constants.STATUS_OPENID;



                        context.CustomerInsightRequests.AddObject（newRequest）;

                        context.SaveChanges（）;



                        //构建通知电子邮件以发送给用户和角色中的任何用户：营销

                        ListDictionary replacements = new ListDictionary（）;

  &NBSP; &NBSP; &NBSP; &NBSP; &NBSP; &NBSP; &NBSP; &NBSP; &NBSP; &NBSP; &NBSP; replacements.Add（"<％RequestID％>"，newRequest.RequestID.ToString（））;

  &NBSP; &NBSP; &NBSP; &NBSP; &NBSP; &NBSP; &NBSP; &NBSP; &NBSP; &NBSP; &NBSP; replacementments.Add（"<％CreateDate％>"，newRequest.CreateDate.ToShortDateString（））;

  &NBSP; &NBSP; &NBSP; &NBSP; &NBSP; &NBSP; &NBSP; &NBSP; &NBSP; &NBSP; &NBSP; replacements.Add（"<％RequestorName％>"，newRequest.RequestorName.ToString（））;

  &NBSP; &NBSP; &NBSP; &NBSP; &NBSP; &NBSP; &NBSP; &NBSP; &NBSP; &NBSP; &NBSP; replacements.Add（"<％Store％>"，txtStoreID.Text.ToString（））;

  &NBSP; &NBSP; &NBSP; &NBSP; &NBSP; &NBSP; &NBSP; &NBSP; &NBSP; &NBSP; &NBSP; replacementments.Add（"<％business％>"，business.SelectedItem.Text）;

  &NBSP; &NBSP; &NBSP; &NBSP; &NBSP; &NBSP; &NBSP; &NBSP; &NBSP; &NBSP; &NBSP; replacementments.Add（"<％product％>"，ddlproduct.SelectedItem.Text）;

  &NBSP; &NBSP; &NBSP; &NBSP; &NBSP; &NBSP; &NBSP; &NBSP; &NBSP; &NBSP; &NBSP; replacements.Add（QUOT;<％目标％GT;" ;, newRequest.Objective.Replace（char.ConvertFromUtf32（13），QUOT;<峰; br />"））;

&NBSP; &NBSP; &NBSP; &NBSP; &NBSP; &NBSP; &NBSP; &NBSP; &NBSP; &NBSP; &NBSP; &NBSP; replacements.Add（QUOT;<％说明％GT;" ;, newRequest.Description.Replace（char.ConvertFromUtf32（13），QUOT;<峰; br />"））;



  &NBSP; &NBSP; &NBSP; &NBSP; &NBSP; &NBSP; &NBSP; &NBSP; &NBSP; &NBSP; &NBSP; string subject = string.Format（" Customer Insight Request（{0}）"，
            &NBSP;&NBSP;&NBSP;&NBSP;&NBSP;&NBSP;&NBSP;&NBSP;&NBSP;&NBSP;&NBSP;&NBSP;&NBSP;&NBSP;&NBSP;&NBSP;&NBSP; newRequest.RequestID.ToString（））;

  &NBSP; &NBSP; &NBSP; &NBSP; &NBSP; &NBSP; &NBSP; &NBSP; &NBSP; &NBSP; &NBSP; //发送电子邮件异步

  &NBSP; &NBSP; &NBSP; &NBSP; &NBSP; &NBSP; &NBSP; &NBSP; &NBSP; &NBSP; &NBSP; //电子邮件也发送给营销角色中的用户

  &NBSP; &NBSP; &NBSP; &NBSP; &NBSP; &NBSP; &NBSP; &NBSP; &NBSP; &NBSP; &NBSP; EmailFunctions.Send（newRequest.RequestorEmail，subject，" NewRequest"，true，replacementments，SiteRoles.MARKETING，true，att）;



  &NBSP; &NBSP; &NBSP; &NBSP; &NBSP; &NBSP; &NBSP; &NBSP; &NBSP; &NBSP; &NBSP; //创建对话框消息框以向用户显示新请求已创建。

  &NBSP; &NBSP; &NBSP; &NBSP; &NBSP; &NBSP; &NBSP; &NBSP; &NBSP; &NBSP; &NBSP; string alertMessage =

  &NBSP; &NBSP; &NBSP; &NBSP; &NBSP; &NBSP; &NBSP; &NBSP; &NBSP; &NBSP; &NBSP; &NBSP; &NBSP;的String.Format（

&NBSP;&NBSP;&NBSP;&NBSP;&NBSP;&NBSP;&NBSP;&NBSP;&NBSP;&NBSP;&NBSP;&NBSP;&NBSP;&NBSP;&NBSP;&NBSP;"请求（ID { 0}）已创建。您很快就会收到一封确认电子邮件。"，

                  newRequest.RequestID.ToString（））;
$


$
  &NBSP; &NBSP; &NBSP; &NBSP; &NBSP; &NBSP; &NBSP; &NBSP; &NBSP; &NBSP; &NBSP; runjQueryCode（" $（'div #ui-dialog-message'）。html（'" + alertMessage +"'）; $（'div＃ui-dialog-message'）。dialog（'open'）; "）;）


  &NBSP; &NBSP; &NBSP; &NBSP; &NBSP; &NBSP; &NBSP; &NBSP; &NBSP; }¥b $ b  &NBSP; &NBSP; &NBSP; &NBSP; &NBSP; &NBSP; &NBSP; &NBSP; &NBSP; catch（Exception exp）

  &NBSP; &NBSP; &NBSP; &NBSP; &NBSP; &NBSP; &NBSP; &NBSP; &NBSP; {

  &NBSP; &NBSP; &NBSP; &NBSP; &NBSP; &NBSP; &NBSP; &NBSP; &NBSP; &NBSP; &NBSP;抛出新的异常（"错误：无法提交请求 - " + exp.Message.ToString（），exp）;

  &NBSP; &NBSP; &NBSP; &NBSP; &NBSP; &NBSP; &NBSP; &NBSP; &NBSP; }¥b $ b  &NBSP; &NBSP; &NBSP; &NBSP; &NBSP; &NBSP; &NBSP; }¥b $ b  &NBSP; &NBSP; &NBSP; &NBSP; &NBSP; }¥b $ b  &NBSP; &NBSP; &NBSP; }¥b $ b  &NBSP; &NBSP; &NBSP; ///< summary>

  &NBSP; &NBSP; &NBSP; ///单击表单上的"取消"按钮时调用

  &NBSP; &NBSP; &NBSP; ///< / summary>

  &NBSP; &NBSP; &NBSP; ///< param name =" sender">< / param>

  &NBSP; &NBSP; &NBSP; ///< param name =" e">< / param>

  &NBSP; &NBSP; &NBSP; protected void btnCancel_Click（object sender，EventArgs e）

  &NBSP; &NBSP; &NBSP; {

  &NBSP; &NBSP; &NBSP; &NBSP; &NBSP; //将用户重定向到default.aspx页面
  &NBSP; &NBSP; &NBSP; &NBSP; &NBSP; Response.Redirect（" Default.aspx"）;

  &NBSP; &NBSP; &NBSP; }¥b $ b  &NBSP; &NBSP; &NBSP; #region PageUtilities



  &NBSP; &NBSP; &NBSP; private string getjQueryCode（string jsCodetoRun）

  &NBSP; &NBSP; &NBSP; {

  &NBSP; &NBSP; &NBSP; &NBSP; &NBSP; StringBuilder sb = new StringBuilder（）;

  &NBSP; &NBSP; &NBSP; &NBSP; &NBSP; sb.AppendLine（QUOT; $（文件）。就绪（函数（）{"）;

&NBSP;&NBSP;&NBSP;&NBSP;&NBSP;&NBSP; sb.AppendLine（jsCodetoRun）; <无线电通信/>
       sb.AppendLine（"}）;"）;
$


  &NBSP; &NBSP; &NBSP; &NBSP; &NBSP; return sb.ToString（）;

  &NBSP; &NBSP; &NBSP; }


  &NBSP; &NBSP; &NBSP; private void runjQueryCode（string jsCodetoRun）

  &NBSP; &NBSP; &NBSP; {

$
  &NBSP; &NBSP; &NBSP; &NBSP; &NBSP; ScriptManager requestSM = ScriptManager.GetCurrent（this）;

  &NBSP; &NBSP; &NBSP; &NBSP; &NBSP; if（requestSM！= null&& requestSM.IsInAsyncPostBack）

  &NBSP; &NBSP; &NBSP; &NBSP; &NBSP; {

  &NBSP; &NBSP; &NBSP; &NBSP; &NBSP; &NBSP; &NBSP; ScriptManager.RegisterClientScriptBlock（这一点，

&NBSP;&NBSP;&NBSP;&NBSP;&NBSP;&NBSP;&NBSP;&NBSP;&NBSP;&NBSP;&NBSP;&NBSP;&NBSP;&NBSP;&NBSP;&NBSP;&NBSP;&NBSP; &NBSP;&NBSP;&NBSP;&NBSP;&NBSP;&NBSP;&NBSP;&NBSP;&NBSP;&NBSP; typeof运算（页），

&NBSP;&NBSP;&NBSP;&NBSP;&NBSP;&NBSP;&NBSP;&NBSP;&NBSP ;                    Guid.NewGuid（）。ToString（），<登记/>
&NBSP;&NBSP;&NBSP;&NBSP;&NBSP;&NBSP;&NBSP;&NBSP;&NBSP;&NBSP;&NBSP;&NBSP;&NBSP;&NBSP;&NBSP;&NBSP;&NBSP;&NBSP;&NBSP;&NBSP;&NBSP;&NBSP ;       getjQueryCode（jsCodetoRun），

                              true）;

  &NBSP; &NBSP; &NBSP; &NBSP; &NBSP; }¥b $ b  &NBSP; &NBSP; &NBSP; &NBSP; &NBSP;否则

  &NBSP; &NBSP; &NBSP; &NBSP; &NBSP; {

  &NBSP; &NBSP; &NBSP; &NBSP; &NBSP; &NBSP; &NBSP; ClientScript.RegisterClientScriptBlock（typeof运算（页），

&NBSP;&NBSP;&NBSP;&NBSP;&NBSP;&NBSP;&NBSP;&NBSP;&NBSP;&NBSP;&NBSP;&NBSP;&NBSP;&NBSP;&NBSP;&NBSP;&NBSP ;&NBSP;&NBSP;&NBSP;&NBSP;&NBSP;&NBSP;&NBSP;&NBSP;&NBSP;&NBSP;&NBSP; Guid.NewGuid（）的ToString（），

&NBSP;&NBSP;&NBSP;&NBSP;&NBSP ;                        getjQueryCode（jsCodetoRun ），&
                              true）;

  &NBSP; &NBSP; &NBSP; &NBSP; &NBSP; }¥b $ b  &NBSP; &NBSP; &NBSP; }




  &NBSP; &NBSP; &NBSP; #endregion



  &NBSP; } 

}



$
//来自电子邮件功能文件的代码

I am trying to attach a document file to email using email functions but I am not getting attachment.
Can anyone help to resolve the issue?
Here is my code:

using System;
using System.Collections.Generic;
using System.IO;
using System.Linq;
using System.Web;
using System.Web.Security;
using System.Web.UI;
using System.Web.UI.WebControls;
using System.DirectoryServices;
using Gucci.CustomerInsightRequests.Classes;
using Gucci.CustomerInsightRequests.DataAccess;
using System.Text;
using System.Collections.Specialized;
using System.Data.SqlClient;
using System.Configuration;
using System.Net.Mail;

namespace Gucci.CustomerInsightRequests
{
    public partial class RequestForm : System.Web.UI.Page
    {
        protected void Page_Load(object sender, EventArgs e)
        {
            //If the page is loading for the first time and is not a PostBack
            if(!Page.IsPostBack)
            {
                //If the Page.User is not null (meaning there is a valid autheticated user accessing the page)
                if (User != null)
                {
                    string displayName = string.Empty;
                    string emailAddress = string.Empty;
                    //Call function to get the Page.User's display name and email address from Active Directory
                    if(UtilityFunctions.GetADUserNameAndEmail(User.Identity.Name, out displayName, out emailAddress))
                    {
                        //Set the Requestor Name and Requestor Email textbox fields to default values based on the Page.User
                        //creating the new Reqeust
                        txtRequestorName.Text = displayName;
                        txtRequestorEmail.Text = emailAddress;
                    }

                }
                //Populate the Business Dropdown control from the database LOV table using the Category "BUSINESS" as a filter
                UtilityFunctions.populate(business, "BUSINESS");
                //Set the Compare Validator value for the "Date Required" textbox to 2 weeks (14 days) from Today
                compValidatorDateRequired.ValueToCompare = DateTime.Today.AddDays(14).ToShortDateString();
                //Set Focus to Store ID text box
                txtStoreID.Focus();

                //Populate the product Dropdown control from the database LOV table using the Category "product" as a filter
                UtilityFunctions.populate(ddlproduct, "product");

            }
        }


        protected void btnSubmit_Click(object sender, EventArgs e)
        {
            if (Page.IsValid)
            {
                //use the RMKT Entity connected to the RMKT database
                using (RMKTEntities context = new RMKTEntities())
                {
                    try
                    {
                        //Create New Customer Insight Request
                        CustomerInsightRequest newRequest = new CustomerInsightRequest();
                        //Set the fields to their values based on the controls on the Form
                        newRequest.Username = User != null && User.Identity.Name != null ? User.Identity.Name : "Error";
                        newRequest.CreateDate = DateTime.Now;
                        newRequest.RequestorName = txtRequestorName.Text;
                        newRequest.RequestorEmail = txtRequestorEmail.Text;


                        //set the StoreID to null if no value was entered
                        if (string.IsNullOrEmpty(txtStoreID.Text))
                            newRequest.Store = null;
                        else
                            newRequest.Store = txtStoreID.Text;

                        //Set the businessID to null if not value was entered
                        int businessVal = int.TryParse(business.SelectedValue, out businessVal)
                                                      ? businessVal
                                                      : -1;
                        if (businessVal == -1)
                            newRequest.businessID = null;
                        else
                            newRequest.businessID = businessVal;


                        int productVal = int.TryParse(ddlproduct.SelectedValue, out productVal)
                                                      ? productVal
                                                      : -1;
                        newRequest.productID = productVal;


                        string filename = Path.GetFileName(fileUpload.PostedFile.FileName);

                        Stream str = fileUpload.PostedFile.InputStream;

                        BinaryReader br = new BinaryReader(str);

                        Byte[] size = br.ReadBytes((int)str.Length);

                        newRequest.Attachments = size;

                          Attachment att = new Attachment(fileUpload.PostedFile.InputStream, Path.GetFileName(fileUpload.PostedFile.FileName));



                        newRequest.Objective = txtRequestObjective.Text;
                        newRequest.Description = txtRequestDescription.Text;
                        DateTime reqDate;
                        //if somehow a Date value is not provided for "Date Required" then set it to the Maximum Date allowed
                        newRequest.RequireDate = DateTime.TryParse(txtDateRequired.Text, out reqDate)
                                                     ? reqDate
                                                     : DateTime.MaxValue;

                        //Assign the Status as open
                        newRequest.StatusID = Constants.STATUS_OPENID;

                        context.CustomerInsightRequests.AddObject(newRequest);
                        context.SaveChanges();

                        //Build Notification Email to send to User and any Users in the Role:Marketing
                        ListDictionary replacements = new ListDictionary();
                        replacements.Add("<%RequestID%>", newRequest.RequestID.ToString());
                        replacements.Add("<%CreateDate%>", newRequest.CreateDate.ToShortDateString());
                        replacements.Add("<%RequestorName%>", newRequest.RequestorName.ToString());
                        replacements.Add("<%Store%>", txtStoreID.Text.ToString());
                        replacements.Add("<%business%>", business.SelectedItem.Text);
                        replacements.Add("<%product%>", ddlproduct.SelectedItem.Text);
                        replacements.Add("<%Objective%>", newRequest.Objective.Replace(char.ConvertFromUtf32(13), "<br/>"));
                        replacements.Add("<%Description%>", newRequest.Description.Replace(char.ConvertFromUtf32(13),"<br/>"));

                        string subject = string.Format("Customer Insight Request ({0})",
                                                       newRequest.RequestID.ToString());
                        //Send Email Async
                        //The email is also sent the the users in the Marketing Role
                        EmailFunctions.Send(newRequest.RequestorEmail, subject, "NewRequest", true, replacements, SiteRoles.MARKETING, true, att);

                        //Create dialog message box to show user that the new Request was created.
                        string alertMessage =
                            string.Format(
                                "Request (ID {0}) created. You should receive a confirmation email shortly.",
                                newRequest.RequestID.ToString());


                        runjQueryCode("$('div#ui-dialog-message').html('" + alertMessage + "');$('div#ui-dialog-message').dialog('open');");

                    }
                    catch (Exception exp)
                    {
                        throw new Exception("ERROR: Unable to Submit Request - " + exp.Message.ToString(), exp);
                    }
                }
            }
        }
        /// <summary>
        /// Called when the Cancel button on the form is clicked
        /// </summary>
        /// <param name="sender"></param>
        /// <param name="e"></param>
        protected void btnCancel_Click(object sender, EventArgs e)
        {
            //redirect the user to the default.aspx page
            Response.Redirect("Default.aspx");
        }
        #region PageUtilities

        private string getjQueryCode(string jsCodetoRun)
        {
            StringBuilder sb = new StringBuilder();
            sb.AppendLine("$(document).ready(function() {");
            sb.AppendLine(jsCodetoRun);
            sb.AppendLine(" });");

            return sb.ToString();
        }

        private void runjQueryCode(string jsCodetoRun)
        {

            ScriptManager requestSM = ScriptManager.GetCurrent(this);
            if (requestSM != null && requestSM.IsInAsyncPostBack)
            {
                ScriptManager.RegisterClientScriptBlock(this,
                                                        typeof(Page),
                                                        Guid.NewGuid().ToString(),
                                                        getjQueryCode(jsCodetoRun),
                                                        true);
            }
            else
            {
                ClientScript.RegisterClientScriptBlock(typeof(Page),
                                                       Guid.NewGuid().ToString(),
                                                       getjQueryCode(jsCodetoRun),
                                                       true);
            }
        }


        #endregion

    } 
}


//Code from Email Functions file

使用System;

使用System.Collections.Generic;

使用System.Linq;

使用System.Web;

使用System.Net.Mail;

使用System.Configuration;

使用System.IO;

使用System。 Collections.Specialized;

使用System.Web.UI.WebControls;

使用System.Web.Security;



namespace Gucci.CustomerInsightRequests.Classes

{



  &NBSP;公共类电子邮件功能

  &NBSP; {

$
  &NBSP; &NBSP; &NBSP;公共静态无效发送（串pToAddress，串pSubject，串messageTemplate，布尔pIsBodyHtml，ListDictionary替换，串ccRoleGroup，布尔pAsync，附件[] pAttachments）

&NBSP; &NBSP; &NBSP; &NBSP; {

  &NBSP; &NBSP; &NBSP; &NBSP; &NBSP; //从web.config获取电子邮件服务器和设置的参数

  &NBSP; &NBSP; &NBSP; &NBSP; &NBSP; string smtpServer = ConfigurationManager.AppSettings [" Email：SmtpServer"];

  &NBSP; &NBSP; &NBSP; &NBSP; &NBSP; int smtpPort = int.Parse（ConfigurationManager.AppSettings [" Email：SmtpPort"]）;

  &NBSP; &NBSP; &NBSP; &NBSP; &NBSP; string smtpUsername = ConfigurationManager.AppSettings [" Email：SmtpUsername"];

  &NBSP; &NBSP; &NBSP; &NBSP; &NBSP; string smtpPassword = ConfigurationManager.AppSettings [" Email：SmtpPassword"];

  &NBSP; &NBSP; &NBSP; &NBSP; &NBSP; string fromAddress = ConfigurationManager.AppSettings [" Email：FromAddress"];

  &NBSP; &NBSP; &NBSP; &NBSP; &NBSP; string bccAddress = ConfigurationManager.AppSettings [" Email：BCCAddress"];



  &NBSP; &NBSP; &NBSP; &NBSP; &NBSP; //加载用于电子邮件的模板

  &NBSP; &NBSP; &NBSP; &NBSP; &NBSP; //模板位于App_Date / messages文件夹中$
  &NBSP; &NBSP; &NBSP; &NBSP; &NBSP; string physicalPath = HttpContext.Current.Server.MapPath（"〜/ App_Data / messages /" + messageTemplate.ToString（）+" .htm"）;

  &NBSP; &NBSP; &NBSP; &NBSP; &NBSP; if（！File.Exists（physicalPath））

  &NBSP; &NBSP; &NBSP; &NBSP; &NBSP; {

  &NBSP; &NBSP; &NBSP; &NBSP; &NBSP; &NBSP; &NBSP;抛出新的ArgumentException（"无效的MailTemplate传入NotificationManager"，"messageTemplate"）;

  &NBSP; &NBSP; &NBSP; &NBSP; &NBSP; }¥b $ b  &NBSP; &NBSP; &NBSP; &NBSP; &NBSP; MailDefinition md = new MailDefinition（）;

  &NBSP; &NBSP; &NBSP; &NBSP; &NBSP; md.BodyFileName = physicalPath;

  &NBSP; &NBSP; &NBSP; &NBSP; &NBSP; md.Subject = pSubject;

  &NBSP; &NBSP; &NBSP; &NBSP; &NBSP; md.From = fromAddress;

  &NBSP; &NBSP; &NBSP; &NBSP; &NBSP; md.IsBodyHtml = pIsBodyHtml;



  &NBSP; &NBSP; &NBSP; &NBSP; &NBSP; System.Net.Mail.MailMessage mm;



  &NBSP; &NBSP; &NBSP; &NBSP; &NBSP; //处理您已包含的所有替换变量。

  &NBSP; &NBSP; &NBSP; &NBSP; &NBSP; mm = md.CreateMailMessage（pToAddress，replacements，new System.Web.UI.Control（））;



  &NBSP; &NBSP; &NBSP; &NBSP; &NBSP; //如果在web.config中指定了BCCAddress，那么请在邮件中包含该内容

  &NBSP; &NBSP; &NBSP; &NBSP; &NBSP; if（！string.IsNullOrEmpty（bccAddress））

  &NBSP; &NBSP; &NBSP; &NBSP; &NBSP; &NBSP; &NBSP; mm.Bcc.Add（bccAddress）;




  &NBSP; &NBSP; &NBSP; &NBSP; &NBSP; //包含任何附件 - 将来使用

  &NBSP; &NBSP; &NBSP; &NBSP; &NBSP; for（int a = 0; a< pAttachments.Length; a ++）

  &NBSP; &NBSP; &NBSP; &NBSP; &NBSP; {

  &NBSP; &NBSP; &NBSP; &NBSP; &NBSP; &NBSP; &NBSP; mm.Attachments.Add（pAttachments [a]）;

  &NBSP; &NBSP; &NBSP; &NBSP; &NBSP; }


  &NBSP; &NBSP; &NBSP; &NBSP; &NBSP; // CC指定的任何角色组。任何具有指定角色的用户（例如：营销）都将添加到电子邮件的CC上。
  &NBSP; &NBSP; &NBSP; &NBSP; &NBSP; if（！string.IsNullOrEmpty（ccRoleGroup））

  &NBSP; &NBSP; &NBSP; &NBSP; &NBSP; {

  &NBSP; &NBSP; &NBSP; &NBSP; &NBSP; &NBSP; &NBSP; string [] roleUsers = Roles.GetUsersInRole（ccRoleGroup）;

  &NBSP; &NBSP; &NBSP; &NBSP; &NBSP; &NBSP; &NBSP; foreach（roleUser中的string roleuser）

  &NBSP; &NBSP; &NBSP; &NBSP; &NBSP; &NBSP; &NBSP; {

  &NBSP; &NBSP; &NBSP; &NBSP; &NBSP; &NBSP; &NBSP; &NBSP; &NBSP; string displayName = string.Empty;

  &NBSP; &NBSP; &NBSP; &NBSP; &NBSP; &NBSP; &NBSP; &NBSP; &NBSP; string emailAddress = string.Empty;

  &NBSP; &NBSP; &NBSP; &NBSP; &NBSP; &NBSP; &NBSP; &NBSP; &NBSP; //调用函数从Active Directory获取用户的显示名称和电子邮件地址

  &NBSP; &NBSP; &NBSP; &NBSP; &NBSP; &NBSP; &NBSP; &NBSP; &NBSP; if（UtilityFunctions.GetADUserNameAndEmail（roleuser，out displayName，out emailAddress））

  &NBSP; &NBSP; &NBSP; &NBSP; &NBSP; &NBSP; &NBSP; &NBSP; &NBSP; {

  &NBSP; &NBSP; &NBSP; &NBSP; &NBSP; &NBSP; &NBSP; &NBSP; &NBSP; &NBSP; &NBSP; mm.CC.Add（新邮件地址（emailAddress，displayName））;

  &NBSP; &NBSP; &NBSP; &NBSP; &NBSP; &NBSP; &NBSP; &NBSP; &NBSP; }


  &NBSP; &NBSP; &NBSP; &NBSP; &NBSP; &NBSP; &NBSP; }¥b $ b  &NBSP; &NBSP; &NBSP; &NBSP; &NBSP; }


  &NBSP; &NBSP; &NBSP; &NBSP; &NBSP; //发送Asyncronously以便页面无需等待发送电子邮件

  &NBSP; &NBSP; &NBSP; &NBSP; &NBSP; if（pAsync）

  &NBSP; &NBSP; &NBSP; &NBSP; &NBSP; {

  &NBSP; &NBSP; &NBSP; &NBSP; &NBSP; &NBSP; &NBSP;使用（新的SynchronizationContextSwitcher（））

  &NBSP; &NBSP; &NBSP; &NBSP; &NBSP; &NBSP; &NBSP; {

  &NBSP; &NBSP; &NBSP; &NBSP; &NBSP; &NBSP; &NBSP; &NBSP; &NBSP; System.Net.Mail.SmtpClient smtpClient = new System.Net.Mail.SmtpClient（smtpServer）;

  &NBSP; &NBSP; &NBSP; &NBSP; &NBSP; &NBSP; &NBSP; &NBSP; &NBSP; smtpClient.Port = smtpPort; 

  &NBSP; &NBSP; &NBSP; &NBSP; &NBSP; &NBSP; &NBSP; &NBSP; &NBSP; if（！string.IsNullOrEmpty（smtpPassword））

  &NBSP; &NBSP; &NBSP; &NBSP; &NBSP; &NBSP; &NBSP; &NBSP; &NBSP; {

  &NBSP; &NBSP; &NBSP; &NBSP; &NBSP; &NBSP; &NBSP; &NBSP; &NBSP; &NBSP; &NBSP; smtpClient.UseDefaultCredentials = true;

  &NBSP; &NBSP; &NBSP; &NBSP; &NBSP; &NBSP; &NBSP; &NBSP; &NBSP; &NBSP; &NBSP; smtpClient.Credentials = new System.Net.NetworkCredential（smtpUsername，smtpPassword）; 

  &NBSP; &NBSP; &NBSP; &NBSP; &NBSP; &NBSP; &NBSP; &NBSP; &NBSP; }¥b $ b  &NBSP; &NBSP; &NBSP; &NBSP; &NBSP; &NBSP; &NBSP; &NBSP; &NBSP; smtpClient.SendAsync（mm，null）;

  &NBSP; &NBSP; &NBSP; &NBSP; &NBSP; &NBSP; &NBSP; }¥b $ b  &NBSP; &NBSP; &NBSP; &NBSP; &NBSP; }¥b $ b  &NBSP; &NBSP; &NBSP; &NBSP; &NBSP;否则

  &NBSP; &NBSP; &NBSP; &NBSP; &NBSP; {

  &NBSP; &NBSP; &NBSP; &NBSP; &NBSP; &NBSP; &NBSP; System.Net.Mail.SmtpClient smtpClient = new System.Net.Mail.SmtpClient（smtpServer）;

  &NBSP; &NBSP; &NBSP; &NBSP; &NBSP; &NBSP; &NBSP; if（！string.IsNullOrEmpty（smtpPassword））

  &NBSP; &NBSP; &NBSP; &NBSP; &NBSP; &NBSP; &NBSP; {

  &NBSP; &NBSP; &NBSP; &NBSP; &NBSP; &NBSP; &NBSP; &NBSP; &NBSP; smtpClient.UseDefaultCredentials = true;

  &NBSP; &NBSP; &NBSP; &NBSP; &NBSP; &NBSP; &NBSP; &NBSP; &NBSP; smtpClient.Credentials = new System.Net.NetworkCredential（smtpUsername，smtpPassword）;

  &NBSP; &NBSP; &NBSP; &NBSP; &NBSP; &NBSP; &NBSP; }


  &NBSP; &NBSP; &NBSP; &NBSP; &NBSP; &NBSP; &NBSP; smtpClient.Send（mm）;

  &NBSP; &NBSP; &NBSP; &NBSP; &NBSP; }¥b $ b  &NBSP; &NBSP; &NBSP; }


  &NBSP; &NBSP; &NBSP; public static void Send（string pToAddress，string pSubject，string messageTemplate，bool pIsBodyHtml，ListDictionary replacements，string ccRoleGroup，Attachment att）

  &NBSP; &NBSP; &NBSP; {

  &NBSP; &NBSP; &NBSP; &NBSP; &NBSP;发送（pToAddress，pSubject，messageTemplate，pIsBodyHtml，替换，ccRoleGroup，false，新附件[] {}）;

  &NBSP; &NBSP; &NBSP; }


  &NBSP; &NBSP; &NBSP; public static void Send（string pToAddress，string pSubject，string messageTemplate，bool pIsBodyHtml，ListDictionary replacements，string ccRoleGroup，bool pAsync，Attachment att） 

  &NBSP; &NBSP; &NBSP; {

  &NBSP; &NBSP; &NBSP; &NBSP; &NBSP;发送（pToAddress，pSubject，messageTemplate，pIsBodyHtml，替换，ccRoleGroup，pAsync，新附件[] {}）;

  &NBSP; &NBSP; &NBSP; }


  &NBSP; }
}

using System;
using System.Collections.Generic;
using System.Linq;
using System.Web;
using System.Net.Mail;
using System.Configuration;
using System.IO;
using System.Collections.Specialized;
using System.Web.UI.WebControls;
using System.Web.Security;

namespace Gucci.CustomerInsightRequests.Classes
{

    public class EmailFunctions
    {

        public static void Send(string pToAddress, string pSubject, string messageTemplate, bool pIsBodyHtml, ListDictionary replacements, string ccRoleGroup, bool pAsync, Attachment[] pAttachments)
        {
            //Get Parameters from web.config for email server and settings
            string smtpServer = ConfigurationManager.AppSettings["Email:SmtpServer"];
            int smtpPort = int.Parse(ConfigurationManager.AppSettings["Email:SmtpPort"]);
            string smtpUsername = ConfigurationManager.AppSettings["Email:SmtpUsername"];
            string smtpPassword = ConfigurationManager.AppSettings["Email:SmtpPassword"];
            string fromAddress = ConfigurationManager.AppSettings["Email:FromAddress"];
            string bccAddress = ConfigurationManager.AppSettings["Email:BCCAddress"];

            //Load the template to use for the email message
            //The templates are located in the App_Date/messages folder
            string physicalPath = HttpContext.Current.Server.MapPath("~/App_Data/messages/" + messageTemplate.ToString() + ".htm");
            if (!File.Exists(physicalPath))
            {
                throw new ArgumentException("Invalid MailTemplate Passed into the NotificationManager", "messageTemplate");
            }
            MailDefinition md = new MailDefinition();
            md.BodyFileName = physicalPath;
            md.Subject = pSubject;
            md.From = fromAddress;
            md.IsBodyHtml = pIsBodyHtml;

            System.Net.Mail.MailMessage mm;

            //Processes all of the replacement vars that you've included.
            mm = md.CreateMailMessage(pToAddress, replacements, new System.Web.UI.Control());

            //If a BCCAddress was specified in the web.config then include that in the message
            if(!string.IsNullOrEmpty(bccAddress))
                mm.Bcc.Add(bccAddress);


            //Include any Attachments - future use
            for (int a = 0; a < pAttachments.Length; a++)
            {
                mm.Attachments.Add(pAttachments[a]);
            }

            //CC any Role Group specified. Any user that has the Role specified (example: Marketing) would be added on the CC of the email message
            if (!string.IsNullOrEmpty(ccRoleGroup))
            {
                string[] roleUsers = Roles.GetUsersInRole(ccRoleGroup);
                foreach (string roleuser in roleUsers)
                {
                    string displayName = string.Empty;
                    string emailAddress = string.Empty;
                    //call function to get a user's display name and email address from Active Directory
                    if (UtilityFunctions.GetADUserNameAndEmail(roleuser, out displayName, out emailAddress))
                    {
                        mm.CC.Add(new MailAddress(emailAddress, displayName));
                    }

                }
            }

            //Send Asyncronously so the page does not have to wait for the email to be sent
            if (pAsync)
            {
                using (new SynchronizationContextSwitcher())
                {
                    System.Net.Mail.SmtpClient smtpClient = new System.Net.Mail.SmtpClient(smtpServer);
                    smtpClient.Port = smtpPort; 
                    if(!string.IsNullOrEmpty(smtpPassword))
                    {
                        smtpClient.UseDefaultCredentials = true;
                        smtpClient.Credentials = new System.Net.NetworkCredential(smtpUsername, smtpPassword); 
                    }
                    smtpClient.SendAsync(mm, null);
                }
            }
            else
            {
                System.Net.Mail.SmtpClient smtpClient = new System.Net.Mail.SmtpClient(smtpServer);
                if (!string.IsNullOrEmpty(smtpPassword))
                {
                    smtpClient.UseDefaultCredentials = true;
                    smtpClient.Credentials = new System.Net.NetworkCredential(smtpUsername, smtpPassword);
                }

                smtpClient.Send(mm);
            }
        }

        public static void Send(string pToAddress, string pSubject, string messageTemplate, bool pIsBodyHtml, ListDictionary replacements, string ccRoleGroup, Attachment att)
        {
            Send(pToAddress, pSubject, messageTemplate, pIsBodyHtml,replacements, ccRoleGroup, false, new Attachment[] { });
        }

        public static void Send(string pToAddress, string pSubject, string messageTemplate, bool pIsBodyHtml, ListDictionary replacements, string ccRoleGroup, bool pAsync, Attachment att) 
        {
            Send(pToAddress, pSubject, messageTemplate, pIsBodyHtml, replacements, ccRoleGroup, pAsync, new Attachment[] { });
        }

    }
}

任何帮助都将不胜感激。

Any help would be greatly appreciated.

Thx。

OK29

推荐答案

行中是否有任何记录  mm.Attachments.Add（pAttachments [a]）;？

存在文件并且文件是否有效？

Exist files and are files valid?

这篇关于如何使用电子邮件功能将文档文件附加到电子邮件？的文章就介绍到这了，希望我们推荐的答案对大家有所帮助，也希望大家多多支持IT屋！