ASP.NET中常用功能代码总结(1)——发送邮件篇
ASP.NET中常用功能代码总结(1)——发送邮件篇
整理:Terrylee
一. 用Asp.net实现邮件系统
1
/// <summary>
2
/// 功能:实现在Web页面中发送Email
3
/// </summary>
4
private void SendMail()
5
{
6
MailMessage m = new MailMessage();
7
8
///发件人地址
9
m.From = tbFrom.Text;
10![](/Images/OutliningIndicators/InBlock.gif)
11
///收件人地址
12
m.To = tbTo.Text;
13![](/Images/OutliningIndicators/InBlock.gif)
14
///邮件主题
15
m.Subject = tbSubject.Text;
16![](/Images/OutliningIndicators/InBlock.gif)
17
///邮件内容
18
m.Body = tbBody.Text;
19![](/Images/OutliningIndicators/InBlock.gif)
20
///优先级
21
switch(ddlp.SelectedIndex)
22
{
23
case 0:
24
m.Priority = MailPriority.High;
25
break;
26
case 1:
27
m.Priority = MailPriority.Low;
28
break;
29
default:
30
m.Priority = MailPriority.Normal;
31
break;
32
}
33![](/Images/OutliningIndicators/InBlock.gif)
34
///设置邮件格式
35
if(ddlp.SelectedIndex==0)
36
m.BodyFormat = MailFormat.Text;
37
else
38
m.BodyFormat = MailFormat.Html;
39![](/Images/OutliningIndicators/InBlock.gif)
40
///设置服务器
41
if(tbServer.Text!="")
42
{
43
SmtpMail.SmtpServer = tbServer.Text;
44
}
45![](/Images/OutliningIndicators/InBlock.gif)
46
///以下处理附件
47
string strFileName = FileSelect.PostedFile.FileName;
48
if(strFileName!="")
49
m.Attachments.Add(new MailAttachment(strFileName));
50![](/Images/OutliningIndicators/InBlock.gif)
51
///发送邮件
52
SmtpMail.Send(m);
53
}
![](/Images/OutliningIndicators/ExpandedBlockStart.gif)
2
![](/Images/OutliningIndicators/InBlock.gif)
3
![](/Images/OutliningIndicators/ExpandedBlockEnd.gif)
4
![](/Images/OutliningIndicators/None.gif)
5
![](/Images/OutliningIndicators/ExpandedBlockStart.gif)
6
![](/Images/OutliningIndicators/InBlock.gif)
7
![](/Images/OutliningIndicators/InBlock.gif)
8
![](/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
9
![](/Images/OutliningIndicators/InBlock.gif)
10
![](/Images/OutliningIndicators/InBlock.gif)
11
![](/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
12
![](/Images/OutliningIndicators/InBlock.gif)
13
![](/Images/OutliningIndicators/InBlock.gif)
14
![](/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
15
![](/Images/OutliningIndicators/InBlock.gif)
16
![](/Images/OutliningIndicators/InBlock.gif)
17
![](/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
18
![](/Images/OutliningIndicators/InBlock.gif)
19
![](/Images/OutliningIndicators/InBlock.gif)
20
![](/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
21
![](/Images/OutliningIndicators/InBlock.gif)
22
![](/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
23
![](/Images/OutliningIndicators/InBlock.gif)
24
![](/Images/OutliningIndicators/InBlock.gif)
25
![](/Images/OutliningIndicators/InBlock.gif)
26
![](/Images/OutliningIndicators/InBlock.gif)
27
![](/Images/OutliningIndicators/InBlock.gif)
28
![](/Images/OutliningIndicators/InBlock.gif)
29
![](/Images/OutliningIndicators/InBlock.gif)
30
![](/Images/OutliningIndicators/InBlock.gif)
31
![](/Images/OutliningIndicators/InBlock.gif)
32
![](/Images/OutliningIndicators/ExpandedSubBlockEnd.gif)
33
![](/Images/OutliningIndicators/InBlock.gif)
34
![](/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
35
![](/Images/OutliningIndicators/InBlock.gif)
36
![](/Images/OutliningIndicators/InBlock.gif)
37
![](/Images/OutliningIndicators/InBlock.gif)
38
![](/Images/OutliningIndicators/InBlock.gif)
39
![](/Images/OutliningIndicators/InBlock.gif)
40
![](/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
41
![](/Images/OutliningIndicators/InBlock.gif)
42
![](/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
43
![](/Images/OutliningIndicators/InBlock.gif)
44
![](/Images/OutliningIndicators/ExpandedSubBlockEnd.gif)
45
![](/Images/OutliningIndicators/InBlock.gif)
46
![](/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
47
![](/Images/OutliningIndicators/InBlock.gif)
48
![](/Images/OutliningIndicators/InBlock.gif)
49
![](/Images/OutliningIndicators/InBlock.gif)
50
![](/Images/OutliningIndicators/InBlock.gif)
51
![](/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
52
![](/Images/OutliningIndicators/InBlock.gif)
53
![](/Images/OutliningIndicators/ExpandedBlockEnd.gif)
二. 利用Socket来接收邮件
1
/// <summary>
2
/// 接收邮件
3
/// </summary>
4
private void SocketPopMail()
5
{
6
POP3 pop = new POP3(tbServer.Text,tbUser.Text,tbPass.Text);
7
int n = pop.GetNumberOfNewMessages();
8
if(n==-1)
9
{
10
Response.Write("<script language='javascript'>alert('服务器连接错误!')</script>");
11
return;
12
}
13
ddlNew.Items.Clear();
14
for(int i=1;i<=n;i++)
15
ddlNew.Items.Add("第"+i.ToString()+"封邮件");
16
if(n>0)
17
{
18
MailMessage msg = pop.GetNewMessages(0);
19
if(msg!=null)
20
tbBody.Text = msg.Body;
21
}
22
}
POP3类的实现如下:![](/Images/OutliningIndicators/ExpandedBlockStart.gif)
2
![](/Images/OutliningIndicators/InBlock.gif)
3
![](/Images/OutliningIndicators/ExpandedBlockEnd.gif)
4
![](/Images/OutliningIndicators/None.gif)
5
![](/Images/OutliningIndicators/ExpandedBlockStart.gif)
6
![](/Images/OutliningIndicators/InBlock.gif)
7
![](/Images/OutliningIndicators/InBlock.gif)
8
![](/Images/OutliningIndicators/InBlock.gif)
9
![](/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
10
![](/Images/OutliningIndicators/InBlock.gif)
11
![](/Images/OutliningIndicators/InBlock.gif)
12
![](/Images/OutliningIndicators/ExpandedSubBlockEnd.gif)
13
![](/Images/OutliningIndicators/InBlock.gif)
14
![](/Images/OutliningIndicators/InBlock.gif)
15
![](/Images/OutliningIndicators/InBlock.gif)
16
![](/Images/OutliningIndicators/InBlock.gif)
17
![](/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
18
![](/Images/OutliningIndicators/InBlock.gif)
19
![](/Images/OutliningIndicators/InBlock.gif)
20
![](/Images/OutliningIndicators/InBlock.gif)
21
![](/Images/OutliningIndicators/ExpandedSubBlockEnd.gif)
22
![](/Images/OutliningIndicators/ExpandedBlockEnd.gif)
1
/// <summary>
2
/// 接收邮件类
3
/// </summary>
4
public class POP3
5
{
6
string POPServer;
7
string user;
8
string pwd;
9
NetworkStream ns;
10
StreamReader sr;
11![](/Images/OutliningIndicators/InBlock.gif)
12
public POP3(){}
13![](/Images/OutliningIndicators/InBlock.gif)
14
public POP3(string server, string _user, string _pwd)
15
{
16
POPServer = server;
17
user = _user;
18
pwd = _pwd;
19
}
20
21
/// <summary>
22
/// 连接服务器
23
/// </summary>
24
/// <returns></returns>
25
private bool Connect()
26
{
27
TcpClient sender = new TcpClient(POPServer,110);
28
byte[] outbytes;
29
string input;
30![](/Images/OutliningIndicators/InBlock.gif)
31
try
32
{
33
ns = sender.GetStream();
34
sr = new StreamReader(ns);
35![](/Images/OutliningIndicators/InBlock.gif)
36
sr.ReadLine();
37
input = "user " + user + "\r\n";
38
outbytes = System.Text.Encoding.ASCII.GetBytes(input.ToCharArray());
39
ns.Write(outbytes,0,outbytes.Length) ;
40
sr.ReadLine();
41
42
input = "pass " + pwd + "\r\n";
43
outbytes = System.Text.Encoding.ASCII.GetBytes(input.ToCharArray());
44
ns.Write(outbytes,0,outbytes.Length) ;
45
sr.ReadLine();
46
return true;
47
48
}
49
catch
50
{
51
return false;
52
}
53
}
54
55
/// <summary>
56
/// 断开与服务器的连接
57
/// </summary>
58
private void Disconnect()
59
{
60
string input = "quit" + "\r\n";
61
Byte[] outbytes = System.Text.Encoding.ASCII.GetBytes(input.ToCharArray());
62
ns.Write(outbytes,0,outbytes.Length);
63
ns.Close();
64
}
65![](/Images/OutliningIndicators/InBlock.gif)
66
public int GetNumberOfNewMessages()
67
{
68
byte[] outbytes;
69
string input;
70![](/Images/OutliningIndicators/InBlock.gif)
71
try
72
{
73
Connect();
74![](/Images/OutliningIndicators/InBlock.gif)
75
input = "stat" + "\r\n";
76
outbytes = System.Text.Encoding.ASCII.GetBytes(input.ToCharArray());
77
ns.Write(outbytes,0,outbytes.Length);
78
string resp = sr.ReadLine();
79
string[] tokens = resp.Split(new Char[] {' '});
80![](/Images/OutliningIndicators/InBlock.gif)
81
Disconnect();
82![](/Images/OutliningIndicators/InBlock.gif)
83
return Convert.ToInt32(tokens[1]);
84
}
85
catch
86
{
87
return -1;
88
}
89
}
90
public ArrayList GetNewMessages(string subj)
91
{
92![](/Images/OutliningIndicators/InBlock.gif)
93
int newcount;
94
ArrayList newmsgs = new ArrayList();
95![](/Images/OutliningIndicators/InBlock.gif)
96
try
97
{
98
newcount = GetNumberOfNewMessages();
99
Connect();
100![](/Images/OutliningIndicators/InBlock.gif)
101
for(int n=1; n<newcount+1; n++)
102
{
103
ArrayList msglines = GetRawMessage(n);
104
string msgsubj = GetMessageSubject(msglines);
105
if(msgsubj.CompareTo(subj) == 0)
106
{
107
System.Web.Mail.MailMessage msg = new MailMessage();
108
msg.Subject = msgsubj;
109
msg.From = GetMessageFrom(msglines);
110
msg.Body = GetMessageBody(msglines);
111
newmsgs.Add(msg);
112
DeleteMessage(n);
113
}
114
}
115![](/Images/OutliningIndicators/InBlock.gif)
116
Disconnect();
117
return newmsgs;
118
}
119
catch(Exception e)
120
{
121
return newmsgs;
122
}
123
}
124![](/Images/OutliningIndicators/InBlock.gif)
125
/// <summary>
126
/// 获取新邮件
127
/// </summary>
128
/// <param name="nIndex"></param>
129
/// <returns></returns>
130
public MailMessage GetNewMessages(int nIndex)
131
{
132
int newcount;
133
System.Web.Mail.MailMessage msg = new MailMessage();
134![](/Images/OutliningIndicators/InBlock.gif)
135
try
136
{
137
newcount = GetNumberOfNewMessages();
138
Connect();
139
int n = nIndex+1;
140![](/Images/OutliningIndicators/InBlock.gif)
141
if(n<newcount+1)
142
{
143
ArrayList msglines = GetRawMessage(n);
144
string msgsubj = GetMessageSubject(msglines);
145
146
147
msg.Subject = msgsubj;
148
msg.From = GetMessageFrom(msglines);
149
msg.Body = GetMessageBody(msglines);
150
}
151![](/Images/OutliningIndicators/InBlock.gif)
152
Disconnect();
153
return msg;
154
}
155
catch
156
{
157
return null;
158
}
159
}
160
private ArrayList GetRawMessage (int messagenumber)
161
{
162
Byte[] outbytes;
163
string input;
164
string line = "";
165![](/Images/OutliningIndicators/InBlock.gif)
166
input = "retr " + messagenumber.ToString() + "\r\n";
167
outbytes = System.Text.Encoding.ASCII.GetBytes(input.ToCharArray());
168
ns.Write(outbytes,0,outbytes.Length);
169![](/Images/OutliningIndicators/InBlock.gif)
170
ArrayList msglines = new ArrayList();
171
do
172
{
173
line = sr.ReadLine();
174
msglines.Add(line);
175
} while (line != ".");
176
msglines.RemoveAt(msglines.Count-1);
177![](/Images/OutliningIndicators/InBlock.gif)
178
return msglines;
179
}
180![](/Images/OutliningIndicators/InBlock.gif)
181
/// <summary>
182
/// 获取邮件主题
183
/// </summary>
184
/// <param name="msglines"></param>
185
/// <returns></returns>
186
private string GetMessageSubject(ArrayList msglines)
187
{
188
string[] tokens;
189
IEnumerator msgenum = msglines.GetEnumerator();
190
while (msgenum.MoveNext() )
191
{
192
string line = (string)msgenum.Current;
193
if(line.StartsWith("Subject:") )
194
{
195
tokens = line.Split(new Char[] {' '});
196
return tokens[1].Trim();
197
}
198
}
199
return "None";
200
}
201![](/Images/OutliningIndicators/InBlock.gif)
202
/// <summary>
203
/// 获取邮件源地址
204
/// </summary>
205
/// <param name="msglines"></param>
206
/// <returns></returns>
207
private string GetMessageFrom (ArrayList msglines)
208
{
209
string[] tokens;
210
IEnumerator msgenum = msglines.GetEnumerator();
211
while (msgenum.MoveNext() )
212
{
213
string line = (string)msgenum.Current;
214
if(line.StartsWith("From:") )
215
{
216
tokens = line.Split(new Char[] {'<'});
217
return tokens[1].Trim(new Char[] {'<','>'});
218
}
219
}
220
return "None";
221
}
222![](/Images/OutliningIndicators/InBlock.gif)
223
/// <summary>
224
/// 获取邮件内容
225
/// </summary>
226
/// <param name="msglines"></param>
227
/// <returns></returns>
228
private string GetMessageBody(ArrayList msglines)
229
{
230
string body = "";
231
string line = " ";
232
IEnumerator msgenum = msglines.GetEnumerator();
233![](/Images/OutliningIndicators/InBlock.gif)
234
while(line.CompareTo("") != 0)
235
{
236
msgenum.MoveNext();
237
line = (string)msgenum.Current;
238
}
239![](/Images/OutliningIndicators/InBlock.gif)
240
while (msgenum.MoveNext() )
241
{
242
body = body + (string)msgenum.Current + "\r\n";
243
}
244
return body;
245
}
246![](/Images/OutliningIndicators/InBlock.gif)
247
/// <summary>
248
/// 删除邮件
249
/// </summary>
250
/// <param name="messagenumber"></param>
251
private void DeleteMessage(int messagenumber)
252
{
253
Byte[] outbytes;
254
string input;
255![](/Images/OutliningIndicators/InBlock.gif)
256
try
257
{
258
input = "dele " + messagenumber.ToString() + "\r\n";
259
outbytes = System.Text.Encoding.ASCII.GetBytes(input.ToCharArray());
260
ns.Write(outbytes,0,outbytes.Length);
261
}
262
catch(Exception e)
263
{
264
return;
265
}
266![](/Images/OutliningIndicators/InBlock.gif)
267
}
268![](/Images/OutliningIndicators/InBlock.gif)
269
}
![](/Images/OutliningIndicators/ExpandedBlockStart.gif)
2
![](/Images/OutliningIndicators/InBlock.gif)
3
![](/Images/OutliningIndicators/ExpandedBlockEnd.gif)
4
![](/Images/OutliningIndicators/None.gif)
5
![](/Images/OutliningIndicators/ExpandedBlockStart.gif)
6
![](/Images/OutliningIndicators/InBlock.gif)
7
![](/Images/OutliningIndicators/InBlock.gif)
8
![](/Images/OutliningIndicators/InBlock.gif)
9
![](/Images/OutliningIndicators/InBlock.gif)
10
![](/Images/OutliningIndicators/InBlock.gif)
11
![](/Images/OutliningIndicators/InBlock.gif)
12
![](/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
13
![](/Images/OutliningIndicators/InBlock.gif)
14
![](/Images/OutliningIndicators/InBlock.gif)
15
![](/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
16
![](/Images/OutliningIndicators/InBlock.gif)
17
![](/Images/OutliningIndicators/InBlock.gif)
18
![](/Images/OutliningIndicators/InBlock.gif)
19
![](/Images/OutliningIndicators/ExpandedSubBlockEnd.gif)
20
![](/Images/OutliningIndicators/InBlock.gif)
21
![](/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
22
![](/Images/OutliningIndicators/InBlock.gif)
23
![](/Images/OutliningIndicators/InBlock.gif)
24
![](/Images/OutliningIndicators/ExpandedSubBlockEnd.gif)
25
![](/Images/OutliningIndicators/InBlock.gif)
26
![](/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
27
![](/Images/OutliningIndicators/InBlock.gif)
28
![](/Images/OutliningIndicators/InBlock.gif)
29
![](/Images/OutliningIndicators/InBlock.gif)
30
![](/Images/OutliningIndicators/InBlock.gif)
31
![](/Images/OutliningIndicators/InBlock.gif)
32
![](/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
33
![](/Images/OutliningIndicators/InBlock.gif)
34
![](/Images/OutliningIndicators/InBlock.gif)
35
![](/Images/OutliningIndicators/InBlock.gif)
36
![](/Images/OutliningIndicators/InBlock.gif)
37
![](/Images/OutliningIndicators/InBlock.gif)
38
![](/Images/OutliningIndicators/InBlock.gif)
39
![](/Images/OutliningIndicators/InBlock.gif)
40
![](/Images/OutliningIndicators/InBlock.gif)
41
![](/Images/OutliningIndicators/InBlock.gif)
42
![](/Images/OutliningIndicators/InBlock.gif)
43
![](/Images/OutliningIndicators/InBlock.gif)
44
![](/Images/OutliningIndicators/InBlock.gif)
45
![](/Images/OutliningIndicators/InBlock.gif)
46
![](/Images/OutliningIndicators/InBlock.gif)
47
![](/Images/OutliningIndicators/InBlock.gif)
48
![](/Images/OutliningIndicators/ExpandedSubBlockEnd.gif)
49
![](/Images/OutliningIndicators/InBlock.gif)
50
![](/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
51
![](/Images/OutliningIndicators/InBlock.gif)
52
![](/Images/OutliningIndicators/ExpandedSubBlockEnd.gif)
53
![](/Images/OutliningIndicators/ExpandedSubBlockEnd.gif)
54
![](/Images/OutliningIndicators/InBlock.gif)
55
![](/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
56
![](/Images/OutliningIndicators/InBlock.gif)
57
![](/Images/OutliningIndicators/ExpandedSubBlockEnd.gif)
58
![](/Images/OutliningIndicators/InBlock.gif)
59
![](/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
60
![](/Images/OutliningIndicators/InBlock.gif)
61
![](/Images/OutliningIndicators/InBlock.gif)
62
![](/Images/OutliningIndicators/InBlock.gif)
63
![](/Images/OutliningIndicators/InBlock.gif)
64
![](/Images/OutliningIndicators/ExpandedSubBlockEnd.gif)
65
![](/Images/OutliningIndicators/InBlock.gif)
66
![](/Images/OutliningIndicators/InBlock.gif)
67
![](/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
68
![](/Images/OutliningIndicators/InBlock.gif)
69
![](/Images/OutliningIndicators/InBlock.gif)
70
![](/Images/OutliningIndicators/InBlock.gif)
71
![](/Images/OutliningIndicators/InBlock.gif)
72
![](/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
73
![](/Images/OutliningIndicators/InBlock.gif)
74
![](/Images/OutliningIndicators/InBlock.gif)
75
![](/Images/OutliningIndicators/InBlock.gif)
76
![](/Images/OutliningIndicators/InBlock.gif)
77
![](/Images/OutliningIndicators/InBlock.gif)
78
![](/Images/OutliningIndicators/InBlock.gif)
79
![](/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
80
![](/Images/OutliningIndicators/InBlock.gif)
81
![](/Images/OutliningIndicators/InBlock.gif)
82
![](/Images/OutliningIndicators/InBlock.gif)
83
![](/Images/OutliningIndicators/InBlock.gif)
84
![](/Images/OutliningIndicators/ExpandedSubBlockEnd.gif)
85
![](/Images/OutliningIndicators/InBlock.gif)
86
![](/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
87
![](/Images/OutliningIndicators/InBlock.gif)
88
![](/Images/OutliningIndicators/ExpandedSubBlockEnd.gif)
89
![](/Images/OutliningIndicators/ExpandedSubBlockEnd.gif)
90
![](/Images/OutliningIndicators/InBlock.gif)
91
![](/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
92
![](/Images/OutliningIndicators/InBlock.gif)
93
![](/Images/OutliningIndicators/InBlock.gif)
94
![](/Images/OutliningIndicators/InBlock.gif)
95
![](/Images/OutliningIndicators/InBlock.gif)
96
![](/Images/OutliningIndicators/InBlock.gif)
97
![](/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
98
![](/Images/OutliningIndicators/InBlock.gif)
99
![](/Images/OutliningIndicators/InBlock.gif)
100
![](/Images/OutliningIndicators/InBlock.gif)
101
![](/Images/OutliningIndicators/InBlock.gif)
102
![](/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
103
![](/Images/OutliningIndicators/InBlock.gif)
104
![](/Images/OutliningIndicators/InBlock.gif)
105
![](/Images/OutliningIndicators/InBlock.gif)
106
![](/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
107
![](/Images/OutliningIndicators/InBlock.gif)
108
![](/Images/OutliningIndicators/InBlock.gif)
109
![](/Images/OutliningIndicators/InBlock.gif)
110
![](/Images/OutliningIndicators/InBlock.gif)
111
![](/Images/OutliningIndicators/InBlock.gif)
112
![](/Images/OutliningIndicators/InBlock.gif)
113
![](/Images/OutliningIndicators/ExpandedSubBlockEnd.gif)
114
![](/Images/OutliningIndicators/ExpandedSubBlockEnd.gif)
115
![](/Images/OutliningIndicators/InBlock.gif)
116
![](/Images/OutliningIndicators/InBlock.gif)
117
![](/Images/OutliningIndicators/InBlock.gif)
118
![](/Images/OutliningIndicators/ExpandedSubBlockEnd.gif)
119
![](/Images/OutliningIndicators/InBlock.gif)
120
![](/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
121
![](/Images/OutliningIndicators/InBlock.gif)
122
![](/Images/OutliningIndicators/ExpandedSubBlockEnd.gif)
123
![](/Images/OutliningIndicators/ExpandedSubBlockEnd.gif)
124
![](/Images/OutliningIndicators/InBlock.gif)
125
![](/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
126
![](/Images/OutliningIndicators/InBlock.gif)
127
![](/Images/OutliningIndicators/InBlock.gif)
128
![](/Images/OutliningIndicators/InBlock.gif)
129
![](/Images/OutliningIndicators/ExpandedSubBlockEnd.gif)
130
![](/Images/OutliningIndicators/InBlock.gif)
131
![](/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
132
![](/Images/OutliningIndicators/InBlock.gif)
133
![](/Images/OutliningIndicators/InBlock.gif)
134
![](/Images/OutliningIndicators/InBlock.gif)
135
![](/Images/OutliningIndicators/InBlock.gif)
136
![](/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
137
![](/Images/OutliningIndicators/InBlock.gif)
138
![](/Images/OutliningIndicators/InBlock.gif)
139
![](/Images/OutliningIndicators/InBlock.gif)
140
![](/Images/OutliningIndicators/InBlock.gif)
141
![](/Images/OutliningIndicators/InBlock.gif)
142
![](/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
143
![](/Images/OutliningIndicators/InBlock.gif)
144
![](/Images/OutliningIndicators/InBlock.gif)
145
![](/Images/OutliningIndicators/InBlock.gif)
146
![](/Images/OutliningIndicators/InBlock.gif)
147
![](/Images/OutliningIndicators/InBlock.gif)
148
![](/Images/OutliningIndicators/InBlock.gif)
149
![](/Images/OutliningIndicators/InBlock.gif)
150
![](/Images/OutliningIndicators/ExpandedSubBlockEnd.gif)
151
![](/Images/OutliningIndicators/InBlock.gif)
152
![](/Images/OutliningIndicators/InBlock.gif)
153
![](/Images/OutliningIndicators/InBlock.gif)
154
![](/Images/OutliningIndicators/ExpandedSubBlockEnd.gif)
155
![](/Images/OutliningIndicators/InBlock.gif)
156
![](/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
157
![](/Images/OutliningIndicators/InBlock.gif)
158
![](/Images/OutliningIndicators/ExpandedSubBlockEnd.gif)
159
![](/Images/OutliningIndicators/ExpandedSubBlockEnd.gif)
160
![](/Images/OutliningIndicators/InBlock.gif)
161
![](/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
162
![](/Images/OutliningIndicators/InBlock.gif)
163
![](/Images/OutliningIndicators/InBlock.gif)
164
![](/Images/OutliningIndicators/InBlock.gif)
165
![](/Images/OutliningIndicators/InBlock.gif)
166
![](/Images/OutliningIndicators/InBlock.gif)
167
![](/Images/OutliningIndicators/InBlock.gif)
168
![](/Images/OutliningIndicators/InBlock.gif)
169
![](/Images/OutliningIndicators/InBlock.gif)
170
![](/Images/OutliningIndicators/InBlock.gif)
171
![](/Images/OutliningIndicators/InBlock.gif)
172
![](/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
173
![](/Images/OutliningIndicators/InBlock.gif)
174
![](/Images/OutliningIndicators/InBlock.gif)
175
![](/Images/OutliningIndicators/ExpandedSubBlockEnd.gif)
176
![](/Images/OutliningIndicators/InBlock.gif)
177
![](/Images/OutliningIndicators/InBlock.gif)
178
![](/Images/OutliningIndicators/InBlock.gif)
179
![](/Images/OutliningIndicators/ExpandedSubBlockEnd.gif)
180
![](/Images/OutliningIndicators/InBlock.gif)
181
![](/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
182
![](/Images/OutliningIndicators/InBlock.gif)
183
![](/Images/OutliningIndicators/InBlock.gif)
184
![](/Images/OutliningIndicators/InBlock.gif)
185
![](/Images/OutliningIndicators/ExpandedSubBlockEnd.gif)
186
![](/Images/OutliningIndicators/InBlock.gif)
187
![](/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
188
![](/Images/OutliningIndicators/InBlock.gif)
189
![](/Images/OutliningIndicators/InBlock.gif)
190
![](/Images/OutliningIndicators/InBlock.gif)
191
![](/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
192
![](/Images/OutliningIndicators/InBlock.gif)
193
![](/Images/OutliningIndicators/InBlock.gif)
194
![](/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
195
![](/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
196
![](/Images/OutliningIndicators/InBlock.gif)
197
![](/Images/OutliningIndicators/ExpandedSubBlockEnd.gif)
198
![](/Images/OutliningIndicators/ExpandedSubBlockEnd.gif)
199
![](/Images/OutliningIndicators/InBlock.gif)
200
![](/Images/OutliningIndicators/ExpandedSubBlockEnd.gif)
201
![](/Images/OutliningIndicators/InBlock.gif)
202
![](/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
203
![](/Images/OutliningIndicators/InBlock.gif)
204
![](/Images/OutliningIndicators/InBlock.gif)
205
![](/Images/OutliningIndicators/InBlock.gif)
206
![](/Images/OutliningIndicators/ExpandedSubBlockEnd.gif)
207
![](/Images/OutliningIndicators/InBlock.gif)
208
![](/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
209
![](/Images/OutliningIndicators/InBlock.gif)
210
![](/Images/OutliningIndicators/InBlock.gif)
211
![](/Images/OutliningIndicators/InBlock.gif)
212
![](/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
213
![](/Images/OutliningIndicators/InBlock.gif)
214
![](/Images/OutliningIndicators/InBlock.gif)
215
![](/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
216
![](/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
217
![](/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
218
![](/Images/OutliningIndicators/ExpandedSubBlockEnd.gif)
219
![](/Images/OutliningIndicators/ExpandedSubBlockEnd.gif)
220
![](/Images/OutliningIndicators/InBlock.gif)
221
![](/Images/OutliningIndicators/ExpandedSubBlockEnd.gif)
222
![](/Images/OutliningIndicators/InBlock.gif)
223
![](/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
224
![](/Images/OutliningIndicators/InBlock.gif)
225
![](/Images/OutliningIndicators/InBlock.gif)
226
![](/Images/OutliningIndicators/InBlock.gif)
227
![](/Images/OutliningIndicators/ExpandedSubBlockEnd.gif)
228
![](/Images/OutliningIndicators/InBlock.gif)
229
![](/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
230
![](/Images/OutliningIndicators/InBlock.gif)
231
![](/Images/OutliningIndicators/InBlock.gif)
232
![](/Images/OutliningIndicators/InBlock.gif)
233
![](/Images/OutliningIndicators/InBlock.gif)
234
![](/Images/OutliningIndicators/InBlock.gif)
235
![](/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
236
![](/Images/OutliningIndicators/InBlock.gif)
237
![](/Images/OutliningIndicators/InBlock.gif)
238
![](/Images/OutliningIndicators/ExpandedSubBlockEnd.gif)
239
![](/Images/OutliningIndicators/InBlock.gif)
240
![](/Images/OutliningIndicators/InBlock.gif)
241
![](/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
242
![](/Images/OutliningIndicators/InBlock.gif)
243
![](/Images/OutliningIndicators/ExpandedSubBlockEnd.gif)
244
![](/Images/OutliningIndicators/InBlock.gif)
245
![](/Images/OutliningIndicators/ExpandedSubBlockEnd.gif)
246
![](/Images/OutliningIndicators/InBlock.gif)
247
![](/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
248
![](/Images/OutliningIndicators/InBlock.gif)
249
![](/Images/OutliningIndicators/InBlock.gif)
250
![](/Images/OutliningIndicators/ExpandedSubBlockEnd.gif)
251
![](/Images/OutliningIndicators/InBlock.gif)
252
![](/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
253
![](/Images/OutliningIndicators/InBlock.gif)
254
![](/Images/OutliningIndicators/InBlock.gif)
255
![](/Images/OutliningIndicators/InBlock.gif)
256
![](/Images/OutliningIndicators/InBlock.gif)
257
![](/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
258
![](/Images/OutliningIndicators/InBlock.gif)
259
![](/Images/OutliningIndicators/InBlock.gif)
260
![](/Images/OutliningIndicators/InBlock.gif)
261
![](/Images/OutliningIndicators/ExpandedSubBlockEnd.gif)
262
![](/Images/OutliningIndicators/InBlock.gif)
263
![](/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
264
![](/Images/OutliningIndicators/InBlock.gif)
265
![](/Images/OutliningIndicators/ExpandedSubBlockEnd.gif)
266
![](/Images/OutliningIndicators/InBlock.gif)
267
![](/Images/OutliningIndicators/ExpandedSubBlockEnd.gif)
268
![](/Images/OutliningIndicators/InBlock.gif)
269
![](/Images/OutliningIndicators/ExpandedBlockEnd.gif)
三. 利用Socket来发送邮件
1
/// <summary>
2
/// 功能:利用Socket来发送邮件
3
/// </summary>
4
private void SocketSendMail()
5
{
6
SMTP smtp = new SMTP();
7
bool bSuccess = smtp.Send(tbSmtp.Text,25,tbSend.Text,tbReceive.Text,tbSubject.Text,tbBody.Text);
8
if(bSuccess)
9
Response.Write("<script language='javascript'>alert('邮件发送成功!')</script>");
10
else
11
Response.Write("<script language='javascript'>alert('邮件发送失败!')</script>");
12
}
![](/Images/OutliningIndicators/ExpandedBlockStart.gif)
2
![](/Images/OutliningIndicators/InBlock.gif)
3
![](/Images/OutliningIndicators/ExpandedBlockEnd.gif)
4
![](/Images/OutliningIndicators/None.gif)
5
![](/Images/OutliningIndicators/ExpandedBlockStart.gif)
6
![](/Images/OutliningIndicators/InBlock.gif)
7
![](/Images/OutliningIndicators/InBlock.gif)
8
![](/Images/OutliningIndicators/InBlock.gif)
9
![](/Images/OutliningIndicators/InBlock.gif)
10
![](/Images/OutliningIndicators/InBlock.gif)
11
![](/Images/OutliningIndicators/InBlock.gif)
12
![](/Images/OutliningIndicators/ExpandedBlockEnd.gif)
SMTP类的实现如下:
1
/// <summary>
2
/// 发送邮件类
3
/// </summary>
4
public class SMTP
5
{
6
public SMTP(){}
7![](/Images/OutliningIndicators/InBlock.gif)
8
public bool Send(string strSmtpServer,int nPort,string strSend,string strReceive
9
,string strSubject,string strContent)
10
{
11
/// smtp服务器的IP地址
12
string smtpserver=strSmtpServer;
13
TcpClient tcpc = new TcpClient();
14
try
15
{
16
tcpc.Connect(smtpserver, nPort);
17
StreamReader sr ;
18
string strCmd;
19
sr = new StreamReader(tcpc.GetStream(),Encoding.Default);
20![](/Images/OutliningIndicators/InBlock.gif)
21
///服务器连接成功以后,首先向服务器发送HeLlo命令
22
strCmd="HELO shaozhd";
23
SenSmtpCmd(tcpc,strCmd);
24![](/Images/OutliningIndicators/InBlock.gif)
25
///然后向服务器发送信件的成员的信箱
26
strCmd="mail from:"+ strSend;
27
SenSmtpCmd(tcpc,strCmd);
28![](/Images/OutliningIndicators/InBlock.gif)
29
///向服务器发送收件人的信箱
30
strCmd="rcpt to:" + strReceive;
31
SenSmtpCmd(tcpc,strCmd);
32![](/Images/OutliningIndicators/InBlock.gif)
33
///所有的准备工作都已经作好了,下面开始进行邮件的部分
34
strCmd="data";
35
SenSmtpCmd(tcpc,strCmd);
36![](/Images/OutliningIndicators/InBlock.gif)
37
///邮件内容
38
strCmd="Date: 1234567\r\n";
39
strCmd=strCmd+"From: " + strSend +"\r\n";
40
strCmd=strCmd+"To: " + strReceive +"\r\n";
41
strCmd=strCmd+"Subject: " + strSubject +"\r\n\r\n";
42
strCmd=strCmd + strContent +"\r\n\r\n";
43
SenSmtpCmd(tcpc,strCmd);
44
strCmd="\r\n.\r\n";
45
SenSmtpCmd(tcpc,strCmd);
46![](/Images/OutliningIndicators/InBlock.gif)
47
///最后 关闭与smtp 服务器的连接
48
tcpc.Close();
49
return true;
50
}
51
catch
52
{
53
return false;
54
}
55
}
56![](/Images/OutliningIndicators/InBlock.gif)
57
/// <summary>
58
/// 发送SMTP命令
59
/// </summary>
60
/// <param name="tcpc"></param>
61
/// <param name="strCmd"></param>
62
void SenSmtpCmd(TcpClient tcpc,String strCmd)
63
{
64![](/Images/OutliningIndicators/InBlock.gif)
65
byte[] arrCmd;
66
string strRet;
67
StreamReader sr;
68
Stream s;
69
s=tcpc.GetStream();
70
strCmd = strCmd + "\r\n";
71
arrCmd= Encoding.Default.GetBytes(strCmd.ToCharArray());
72
s=tcpc.GetStream();
73
s.Write(arrCmd, 0, strCmd.Length);
74![](/Images/OutliningIndicators/InBlock.gif)
75
///以下用于程序调试,显示服务器回应信息
76
sr = new StreamReader(tcpc.GetStream(), Encoding.Default);
77
strRet=sr.ReadLine();
78
return;
79
}
80
}
![](/Images/OutliningIndicators/ExpandedBlockStart.gif)
2
![](/Images/OutliningIndicators/InBlock.gif)
3
![](/Images/OutliningIndicators/ExpandedBlockEnd.gif)
4
![](/Images/OutliningIndicators/None.gif)
5
![](/Images/OutliningIndicators/ExpandedBlockStart.gif)
6
![](/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
7
![](/Images/OutliningIndicators/InBlock.gif)
8
![](/Images/OutliningIndicators/InBlock.gif)
9
![](/Images/OutliningIndicators/InBlock.gif)
10
![](/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
11
![](/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
12
![](/Images/OutliningIndicators/InBlock.gif)
13
![](/Images/OutliningIndicators/InBlock.gif)
14
![](/Images/OutliningIndicators/InBlock.gif)
15
![](/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
16
![](/Images/OutliningIndicators/InBlock.gif)
17
![](/Images/OutliningIndicators/InBlock.gif)
18
![](/Images/OutliningIndicators/InBlock.gif)
19
![](/Images/OutliningIndicators/InBlock.gif)
20
![](/Images/OutliningIndicators/InBlock.gif)
21
![](/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
22
![](/Images/OutliningIndicators/InBlock.gif)
23
![](/Images/OutliningIndicators/InBlock.gif)
24
![](/Images/OutliningIndicators/InBlock.gif)
25
![](/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
26
![](/Images/OutliningIndicators/InBlock.gif)
27
![](/Images/OutliningIndicators/InBlock.gif)
28
![](/Images/OutliningIndicators/InBlock.gif)
29
![](/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
30
![](/Images/OutliningIndicators/InBlock.gif)
31
![](/Images/OutliningIndicators/InBlock.gif)
32
![](/Images/OutliningIndicators/InBlock.gif)
33
![](/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
34
![](/Images/OutliningIndicators/InBlock.gif)
35
![](/Images/OutliningIndicators/InBlock.gif)
36
![](/Images/OutliningIndicators/InBlock.gif)
37
![](/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
38
![](/Images/OutliningIndicators/InBlock.gif)
39
![](/Images/OutliningIndicators/InBlock.gif)
40
![](/Images/OutliningIndicators/InBlock.gif)
41
![](/Images/OutliningIndicators/InBlock.gif)
42
![](/Images/OutliningIndicators/InBlock.gif)
43
![](/Images/OutliningIndicators/InBlock.gif)
44
![](/Images/OutliningIndicators/InBlock.gif)
45
![](/Images/OutliningIndicators/InBlock.gif)
46
![](/Images/OutliningIndicators/InBlock.gif)
47
![](/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
48
![](/Images/OutliningIndicators/InBlock.gif)
49
![](/Images/OutliningIndicators/InBlock.gif)
50
![](/Images/OutliningIndicators/ExpandedSubBlockEnd.gif)
51
![](/Images/OutliningIndicators/InBlock.gif)
52
![](/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
53
![](/Images/OutliningIndicators/InBlock.gif)
54
![](/Images/OutliningIndicators/ExpandedSubBlockEnd.gif)
55
![](/Images/OutliningIndicators/ExpandedSubBlockEnd.gif)
56
![](/Images/OutliningIndicators/InBlock.gif)
57
![](/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
58
![](/Images/OutliningIndicators/InBlock.gif)
59
![](/Images/OutliningIndicators/InBlock.gif)
60
![](/Images/OutliningIndicators/InBlock.gif)
61
![](/Images/OutliningIndicators/ExpandedSubBlockEnd.gif)
62
![](/Images/OutliningIndicators/InBlock.gif)
63
![](/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
64
![](/Images/OutliningIndicators/InBlock.gif)
65
![](/Images/OutliningIndicators/InBlock.gif)
66
![](/Images/OutliningIndicators/InBlock.gif)
67
![](/Images/OutliningIndicators/InBlock.gif)
68
![](/Images/OutliningIndicators/InBlock.gif)
69
![](/Images/OutliningIndicators/InBlock.gif)
70
![](/Images/OutliningIndicators/InBlock.gif)
71
![](/Images/OutliningIndicators/InBlock.gif)
72
![](/Images/OutliningIndicators/InBlock.gif)
73
![](/Images/OutliningIndicators/InBlock.gif)
74
![](/Images/OutliningIndicators/InBlock.gif)
75
![](/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
76
![](/Images/OutliningIndicators/InBlock.gif)
77
![](/Images/OutliningIndicators/InBlock.gif)
78
![](/Images/OutliningIndicators/InBlock.gif)
79
![](/Images/OutliningIndicators/ExpandedSubBlockEnd.gif)
80
![](/Images/OutliningIndicators/ExpandedBlockEnd.gif)
支持TerryLee的创业产品Worktile
Worktile,新一代简单好用、体验极致的团队协同、项目管理工具,让你和你的团队随时随地一起工作。完全免费,现在就去了解一下吧。
https://worktile.com
Worktile,新一代简单好用、体验极致的团队协同、项目管理工具,让你和你的团队随时随地一起工作。完全免费,现在就去了解一下吧。
https://worktile.com