偶想做一个简单的邮件发送程序,(smtp.163.com)大虾们快快帮帮偶.............
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Private Enum SMTP_State
MAIL_CONNECT
MAIL_HELO
MAIL_from
MAIL_RCPTTO
MAIL_DATA
MAIL_DOT
MAIL_QUIT
MAIL_USER
MAIL_PASS
mail_login
End Enum
Private m_State As SMTP_State
Private m_strEncodedFiles As String
Private Function Base64_Encode(strSource) As String 'base6加密算法
Const BASE64_TABLE As String = "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/"
Dim strTempLine As String
Dim j As Integer
For j = 1 To (Len(strSource) - Len(strSource) Mod 3) Step 3
strTempLine = strTempLine + Mid(BASE64_TABLE, (Asc(Mid(strSource, j, 1)) \ 4) + 1, 1)
strTempLine = strTempLine + Mid(BASE64_TABLE, ((Asc(Mid(strSource, j, 1)) Mod 4) * 16 _
+ Asc(Mid(strSource, j + 1, 1)) \ 16) + 1, 1)
strTempLine = strTempLine + Mid(BASE64_TABLE, ((Asc(Mid(strSource, j + 1, 1)) Mod 16) * 4 _
+ Asc(Mid(strSource, j + 2, 1)) \ 64) + 1, 1)
strTempLine = strTempLine + Mid(BASE64_TABLE, (Asc(Mid(strSource, j + 2, 1)) Mod 64) + 1, 1)
Next j
If Not (Len(strSource) Mod 3) = 0 Then
If (Len(strSource) Mod 3) = 2 Then
strTempLine = strTempLine + Mid(BASE64_TABLE, (Asc(Mid(strSource, j, 1)) \ 4) + 1, 1)
strTempLine = strTempLine + Mid(BASE64_TABLE, (Asc(Mid(strSource, j, 1)) Mod 4) * 16 _
+ Asc(Mid(strSource, j + 1, 1)) \ 16 + 1, 1)
strTempLine = strTempLine + Mid(BASE64_TABLE, (Asc(Mid(strSource, j + 1, 1)) Mod 16) * 4 + 1, 1)
strTempLine = strTempLine & "="
ElseIf (Len(strSource) Mod 3) = 1 Then
strTempLine = strTempLine + Mid(BASE64_TABLE, Asc(Mid(strSource, j, 1)) \ 4 + 1, 1)
strTempLine = strTempLine + Mid(BASE64_TABLE, (Asc(Mid(strSource, j, 1)) Mod 4) * 16 + 1, 1)
strTempLine = strTempLine & "=="
End If
End If
Base64_Encode = strTempLine
End Function
Private Sub cmdExit_Click()
Unload Me
End Sub
Private Sub CmdSend_Click()
Winsock1.Close
Winsock1.LocalPort = 0
strserver = txtserver
ColonPos = InStr(strserver, ":")
If ColonPos = 0 Then
Winsock1.Connect strserver, 25
Else
lngPort = CLng(Right$(strserver, Len(strserver) - ColonPos))
strserver = Left$(strserver, ColonPos - 1)
Winsock1.Connect strserver, lngPort
End If
m_State = MAIL_CONNECT '
StatusTxt = "试图与服务器连接"
End SubPrivate Sub Form_Load()End SubPrivate Sub Winsock1_DataArrival(ByVal bytesTotal As Long)
Dim strServerResponse As String
Dim strResponseCode As String
Dim strDataToSend As String '
Const RandString As String = "abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ1234567890_"
Dim Globalstr As String
For jd = 1 To 24
uniquey = Int(Rnd * Len(RandString)) + 1
Globalstr = Globalstr + Mid(RandString, uniquey, 1)
Next jd
strime1 = "Subject:" + Chr(32) + subject + vbCrLf ' Subject of E-Mail
strime = txtMessage + vbCrLf ' E-mail message body
strime2 = "X-Mailer:影子:邮件发送软件V1.0" + vbCrLf ' What program sent the e-mail, customize this
'MULTI-PART Edit
strime = "------=_NextPart_" + Globalstr + vbCrLf + "Content-type: text/plain; charset=gb2312" + vbCrLf + vbCrLf + strime
' strime = strime + "------=_NextPart_" + Globalstr + vbCrLf + "Content-type: text/HTML" + vbCrLf + vbCrLf
' strime = strime + "------=_NextPart_" + Globalstr + "--" + vbCrLf
strime1 = strime1 + "MIME-Version: 1.0" + vbCrLf + "Content-Type: multipart/alternative; " + vbCrLf + Chr(9) + "boundary=""----=_NextPart_" + Globalstr + """" + vbCrLf + vbCrLf + "This mail is In MIME format. Your mail interface does Not appear To support this format." + vbCrLf + vbCrLf
strimeall = strime2 + strime1
Winsock1.GetData strServerResponse
strResponseCode = Left(strServerResponse, 3)
If strResponseCode = "250" Or _
strResponseCode = "220" Or _
strResponseCode = "354" Or _
strResponseCode = "334" Or _
strResponseCode = "235" Then
Select Case m_State
Case MAIL_CONNECT
m_State = MAIL_HELO
strDataToSend = Trim$(txtfrom)
'strDataToSend = Left$(strDataToSend, _
InStr(1, strDataToSend, "@") - 1)
Winsock1.SendData "HELO " & strDataToSend & vbCrLf
StatusTxt = "登陆服务器"
Case MAIL_HELO
m_State = MAIL_USER
Winsock1.SendData "AUTH LOGIN" & vbCrLf
StatusTxt = "正在校验用户名"
Case MAIL_USER
m_State = MAIL_PASS
Winsock1.SendData (Base64_Encode(Trim(user.Text))) & vbCrLf
StatusTxt = "校验用户密码"
Case MAIL_PASS
m_State = mail_login
Winsock1.SendData (Base64_Encode(txtpwa)) & vbCrLf
StatusTxt = "发送人邮件地址"
Case mail_login
m_State = MAIL_from
Winsock1.SendData "MAIL FROM:" & Trim$(txtfrom) & vbCrLf
StatusTxt = "接收人邮件地址"
Case MAIL_from
m_State = MAIL_RCPTTO
Winsock1.SendData "RCPT TO:" & Trim$(getaddress) & vbCrLf
StatusTxt = "邮件发送之中..."
Case MAIL_RCPTTO
m_State = MAIL_DATA
Winsock1.SendData "DATA" & vbCrLf
StatusTxt = "获取邮件内容"
Case MAIL_DATA
m_State = MAIL_DOT
Winsock1.SendData "From:" & user.Text & " <" & txtfrom & ">" & vbCrLf
Winsock1.SendData "To:" & toname & " <" & getaddress & ">" & vbCrLf
Winsock1.SendData strimeall & vbCrLf
Winsock1.SendData strime & vbCrLf
Winsock1.SendData "." & vbCrLf
StatusTxt = "邮件送完毕"
Case MAIL_DOT
m_State = MAIL_QUIT
Winsock1.SendData "QUIT" & vbCrLf
StatusTxt = "邮件成功发送!!!"
Case MAIL_QUIT
Winsock1.Close
StatusTxt = "待命之中..."
End Select
Else
Winsock1.Close
End If
Debug.Print strServerResponse
End Sub
getaddress文本 收地址
txtserver文本 smtp服务器
subject文本 主题
user文本 用户名txtpwa文本 密码
txtMessage文本 邮件内容
StatusTxt lable 当前状态
Winsock1 Winsock控件