// Обработка сообщения для вывода списка сообщений
private void ParseEmailForHeader(string email)
{
this.from = "";
this.subject = "";
this.date = "";
string emailInLowerCase = email.ToLower();
int index_mime = 0;
int index_Termination = 0;
// Отправитель
index_mime = emailInLowerCase.IndexOf("from: ", 0);
if (index_mime != -1)
{
index_Termination = email.IndexOf("\r\n", index_mime + 5);
this.from = email.Substring(index_mime + 5, index_Termination - (index_mime + 5)).Trim();
this.from = MailDecoder.DecodeEncodedString(this.from);
}
// Тема
index_mime = emailInLowerCase.IndexOf("subject: ", 0);
if (index_mime != -1)
{
index_Termination = email.IndexOf("\r\n", index_mime + 8);
this.subject = email.Substring(index_mime + 8, index_Termination - (index_mime + 8)).Trim();
this.subject = MailDecoder.DecodeEncodedString(this.subject);
}
// Дата
index_mime = emailInLowerCase.IndexOf("date: ", 0);
if (index_mime != -1)
{
index_Termination = email.IndexOf("\r\n", index_mime + 5);
this.date = email.Substring(index_mime + 5, index_Termination - (index_mime + 5)).Trim();
}
}
// Обработка сообщения для вывода
private void FetchEmailCallBack()
{
try
{
this.email = this.pop.FetchEmail(this.msg_id);
this.UpdatePopMessageHeader(this.pop.From, this.pop.To, this.pop.Subject);
string content = "";
string content_type = "";
string attached_file_name = "";
bool isHtmlIncluded = false;
int plain_text_message_section = -1;
for (int i = 1; i <= this.pop.MailSections; i++)
{
this.pop.GetMailSection(i, ref content, ref content_type, ref attached_file_name);
if (content_type.ToLower().Equals("text/html"))
{
try
{
content = Encoding.GetEncoding("utf-8").GetString(Encoding.GetEncoding("windows-1251").GetBytes(content));
content = MailDecoder.DecodeEncodedString(content.Trim());
var occurences = new Regex(@"=[0-9A-Z]{2}", RegexOptions.Multiline);
var matches = occurences.Matches(content);
foreach (Match match in matches)
{
char hexChar = (char)Convert.ToInt32(match.Groups[0].Value.Substring(1), 16);
content = content.Replace(match.Groups[0].Value, hexChar.ToString());
}
content.Replace("=\r\n", "");
}
catch
{
}
this.WritePopMessage(content);
isHtmlIncluded = true;
}
else if (content_type.ToLower().Equals("base64"))
{
ListViewItem item = new ListViewItem(attached_file_name);
item.ImageIndex = 0;
}
else if (content_type.ToLower().Equals("text/plain"))
{
plain_text_message_section = i;
}
}
if (isHtmlIncluded == false && plain_text_message_section != -1)
{
this.pop.GetMailSection(plain_text_message_section, ref content, ref content_type, ref attached_file_name);
this.WritePopMessage(content);
}
}
catch (Pop3ClientException err)
{
MessageBox.Show(err.ErrorMessage, "EnergyMailClient", MessageBoxButtons.OK, MessageBoxIcon.Error);
}
}
// Обработка сообщения для вывода
private void ParseEmail(string email)
{
string emailInLowerCase = email.ToLower();
int index_mime = 0;
int index_Termination = 0;
this.from = "";
this.to = "";
this.subject = "";
this.date = "";
this.mimeVersion = "";
this.boundry.Clear();
this.mailType.Clear();
this.mailSections.Clear();
// Отправитель
index_mime = emailInLowerCase.IndexOf("from: ", 0);
if (index_mime != -1)
{
index_Termination = email.IndexOf("\r\n", index_mime + 5);
this.from = email.Substring(index_mime + 5, index_Termination - (index_mime + 5)).Trim();
this.from = MailDecoder.DecodeEncodedString(this.from);
}
// Получатель
index_mime = emailInLowerCase.IndexOf("to: ", 0);
if (index_mime != -1)
{
index_Termination = email.IndexOf("\r\n", index_mime + 3);
this.to = email.Substring(index_mime + 3, index_Termination - (index_mime + 3)).Trim();
this.to = MailDecoder.DecodeEncodedString(this.to);
}
// Тема
index_mime = emailInLowerCase.IndexOf("subject: ", 0);
if (index_mime != -1)
{
index_Termination = email.IndexOf("\r\n", index_mime + 8);
this.subject = email.Substring(index_mime + 8, index_Termination - (index_mime + 8)).Trim();
this.subject = MailDecoder.DecodeEncodedString(this.subject);
}
// Дата
index_mime = emailInLowerCase.IndexOf("date: ", 0);
if (index_mime != -1)
{
index_Termination = email.IndexOf("\r\n", index_mime + 5);
this.date = email.Substring(index_mime + 5, index_Termination - (index_mime + 5)).Trim();
}
// MIME-версия
index_mime = emailInLowerCase.IndexOf("mime-version: ", 0);
if (index_mime != -1)
{
index_Termination = email.IndexOf("\r\n", index_mime + 13);
this.mimeVersion = email.Substring(index_mime + 13, index_Termination - (index_mime + 13)).Trim();
}
// Разделитель частей сообщения
index_mime = emailInLowerCase.IndexOf("boundary=", 0);
string temp = "";
for (; index_mime != -1; index_mime = emailInLowerCase.IndexOf("boundary=", index_Termination + 1))
{
index_Termination = emailInLowerCase.IndexOf("\r\n", index_mime + 9);
temp = email.Substring(index_mime + 9, index_Termination - (index_mime + 9));
temp = temp.TrimStart(new char[] { '"' });
temp = temp.TrimEnd(new char[] { '"' });
this.boundry.Add("--" + temp);
}
// Тип содержимого
index_mime = emailInLowerCase.IndexOf("\r\ncontent-type:", 0);
string substring = "";
while (index_mime != -1)
{
substring = "";
index_Termination = emailInLowerCase.IndexOf("\r\n\r\n", index_mime + 15);
if (index_Termination == -1)
{
break;
}
substring = email.Substring(index_mime + 15, index_Termination - (index_mime + 15));
if (substring.ToLower().IndexOf("text/html", 0) != -1)
{
this.mailType.Add("text/html");
}
else if (substring.ToLower().IndexOf("base64", 0) != -1)
{
this.mailType.Add("base64");
int index1 = substring.ToLower().IndexOf("name=", 0);
int index2 = substring.IndexOf("\r\n", index1 + 5);
}
else if (substring.ToLower().IndexOf("text/plain", 0) != -1)
{
this.mailType.Add("text/plain");
}
else
{
this.mailType.Add("");
}
index_Termination += 4;
int index = emailInLowerCase.IndexOf("\r\ncontent-type:", index_Termination);
if (index != -1)
{
substring = email.Substring(index_Termination, index - index_Termination);
}
else
{
substring = email.Substring(index_Termination);
}
this.mailSections.Add(substring);
if (index != -1)
{
index_mime = index;
}
else
{
index_mime = -1;
}
}
if (this.boundry.Count > 0)
{
for (int i = 0; i < this.boundry.Count; i++)
{
for (int j = 0; j < this.mailSections.Count; j++)
{
index_mime = this.mailSections[j].ToString().IndexOf(this.boundry[i].ToString(), 0);
if (index_mime != -1)
{
if (index_mime != 0)
{
this.mailSections[j] = this.mailSections[j].ToString().Substring(0, index_mime - 1);
}
else
{
this.mailSections[j] = "";
}
}
}
}
}
}