private static void SendMessage(string reciever, string subject, string message)
{
try
{
MailAddress Sender = new MailAddress(Configs.SenderEmail, Configs.SenderName);
MailAddress Reciever = new MailAddress(reciever);
MailMessage Message = new MailMessage(Sender, Reciever)
{
Subject = subject,
Body = message,
IsBodyHtml = true
};
List <LinkedResource> images = new List <LinkedResource>();
string[] htmlArray = message.Split(new string[] { System.Environment.NewLine }, StringSplitOptions.RemoveEmptyEntries);
string htmlFolderPath = Configs.HtmlFilePath.Substring(0, Configs.HtmlFilePath.LastIndexOf('\\') + 1);
int imageCounter = 0;
foreach (var line in htmlArray)
{
if (line.Contains("src="))
{
string srcLine = line.Substring(line.IndexOf('\"') + 1, line.Substring(line.IndexOf('\"') + 1).IndexOf('\"'));
string imagePath = htmlFolderPath + srcLine.Replace('/', '\\');
images.Add(new LinkedResource(imagePath, "image/gif"));
message = message.Replace(srcLine, "cid:" + images[imageCounter++].ContentId);
}
}
var htmlView = AlternateView.CreateAlternateViewFromString(message, Encoding.UTF8, MediaTypeNames.Text.Html);
images.ForEach(htmlView.LinkedResources.Add);
Message.AlternateViews.Add(htmlView); //I FORGOT SOMETHING!!!!
SmtpClient Client = new SmtpClient(Configs.ServerAddress, Configs.ServerPort)
{
Credentials = new NetworkCredential(Configs.SenderUsername, DecryptString("b14ca5898a4e4133bbce2mbd02082020", Configs.SenderPassword)),
EnableSsl = false
};
Client.Send(Message);
if (!subject.Contains("log from"))
{
Configs.AddLogsCollected($"Sending message to {reciever}: SUCCESS.");
Configs.AddLogsCollected(LogConclusionMaker(reciever));
}
}
catch
{
if (!subject.Contains("log from"))
{
Configs.AddLogsCollected($"Sending message to {reciever}: FAILURE.");
}
else
{
Configs.AddLogsCollected($"Sending log to {reciever}: FAILURE.");
}
}
}
private static void ReadHtmlFile(string path, string employees)
{
if (File.ReadAllText(path).Contains("%LIST_OF_EMPLOYEES%"))
{
Configs.MessageText = File.ReadAllText(path).Replace("%LIST_OF_EMPLOYEES%", employees);
Configs.AddLogsCollected($"Reading html: SUCCESS.");
}
else
{
Configs.AddLogsCollected($"Reading html: FAILURE.");
Configs.AddLogsCollected($"Reason: list of employees can't be inserted.");
}
}
public static void SaveConfig()
{
try
{
File.WriteAllText(Configs.ConfigsPath, string.Empty);
File.WriteAllLines(Configs.ConfigsPath, Configs.ParametersList);
Configs.AddLogsCollected($"Config save: SUCCESS.");
}
catch
{
Configs.AddLogsCollected($"Config save: FAILURE.");
}
}
public static void ChangeParameter(string parameter, string value)
{
if (parametersList.Contains(parametersList.FirstOrDefault(item => item.Contains(parameter))))
{
parametersList.Remove(parametersList.FirstOrDefault(item => item.Contains(parameter)));
parametersList.Add(parameter + "=" + value);
Configs.AddLogsCollected($"Config changed: " + parameter + "=" + value);
}
else
{
parametersList.Add(parameter + "=" + value);
Configs.AddLogsCollected($"Config added: " + parameter + "=" + value);
}
}
private static void SendLogs()
{
foreach (var reciever in Configs.LogsRecievers)
{
string ifSuccess = "";
try
{
SendMessage(reciever, $"log from {DateTime.Now}", Configs.LogsCollected);
ifSuccess = "SUCCESS";
}
catch
{
ifSuccess = "FAILURE";
}
finally
{
Configs.AddLogsCollected($"Sending logs: {ifSuccess}.");
}
}
}
public static void SendMail()
{
ReadXlsFile(Configs.XlsFilePath, Configs.FiveDayMode, Configs.BirthdayColumnNumber, Configs.EmployeeNameColumnNumber);
ReadHtmlFile(Configs.HtmlFilePath, Employees.CongratulationsList);
if (Employees.WhosBirthdayIs.Count.Equals(0) || Configs.FiveDayMode && (DateTime.Now.DayOfWeek == DayOfWeek.Sunday || DateTime.Now.DayOfWeek == DayOfWeek.Saturday))
{
Configs.AddLogsCollected($"Sending message: CANCELLED.");
if (Configs.FiveDayMode && (DateTime.Now.DayOfWeek == DayOfWeek.Sunday || DateTime.Now.DayOfWeek == DayOfWeek.Saturday))
{
Configs.AddLogsCollected($"Reason: today is a day off.");
}
if (Employees.WhosBirthdayIs.Count.Equals(0))
{
Configs.AddLogsCollected($"Reason: employees don't have a birthday today.");
}
else if (Configs.FiveDayMode && (DateTime.Now.DayOfWeek == DayOfWeek.Sunday || DateTime.Now.DayOfWeek == DayOfWeek.Saturday))
{
Configs.AddLogsCollected($"On Monday {Employees.WhosBirthdayIs.Count} employees will be congratulated.");
}
}
else
{
if (Configs.EmailRecievers.Count.Equals(0))
{
Configs.AddLogsCollected($"Sending message: CANCELLED.");
Configs.AddLogsCollected($"Reason: recievers count equals 0.");
}
else
{
foreach (var reciever in Configs.EmailRecievers)
{
SendMessage(reciever, Configs.MessageSubject, Configs.MessageText);
}
}
}
SendLogs();
}
private static void ReadXlsFile(string path, bool fiveDaysMode, string birthdayColumn, string employeeColumn)
{
bool isNextMonthLoaded = false;
bool isTempCopied = false;
try
{
string fileName = path.Substring(path.LastIndexOf('\\'));
File.Copy(path, Configs.TempPath + fileName, true);
path = Configs.TempPath + fileName;
isTempCopied = true;
}
catch
{
Configs.AddLogsCollected("Unable to open temporary copy of existing .xls file.");
}
try
{
int bdColumn = Convert.ToInt32(birthdayColumn);
int emColumn = Convert.ToInt32(employeeColumn);
bdColumn--;
emColumn--;
Workbook BirthdayBook = Workbook.Load(path);
Worksheet BirthdaySheet = BirthdayBook.Worksheets[0];
for (int i = 0; i < BirthdaySheet.Cells.LastRowIndex; i++)
{
try
{
if (Convert.ToDateTime(BirthdaySheet.Cells[i, bdColumn].ToString()).Date > DateTime.Today)
{
if (!isNextMonthLoaded && Convert.ToDateTime(BirthdaySheet.Cells[i, bdColumn].ToString()).Date.Month.Equals(DateTime.Now.Month + 1))
{
isNextMonthLoaded = true;
break;
}
continue;
}
}
catch
{
continue;
}
try
{
if (Convert.ToDateTime(BirthdaySheet.Cells[i, bdColumn].ToString()).Date.Equals(DateTime.Now.Date))
{
Employees.AddBirthdaygiver(BirthdaySheet.Cells[i, emColumn].ToString());
}
if (DateTime.Now.DayOfWeek == DayOfWeek.Monday && fiveDaysMode)
{
try
{
if (Convert.ToDateTime(BirthdaySheet.Cells[i, bdColumn].ToString()).Date.Equals(DateTime.Now.AddDays(-1).Date))
{
Employees.AddBirthdaygiver(BirthdaySheet.Cells[i, emColumn].ToString());
}
}
catch { }
try
{
if (Convert.ToDateTime(BirthdaySheet.Cells[i, bdColumn].ToString()).Date.Equals(DateTime.Now.AddDays(-2).Date))
{
Employees.AddBirthdaygiver(BirthdaySheet.Cells[i, emColumn].ToString());
}
}
catch { }
}
}
catch
{
continue;
}
try
{
}
catch
{
continue;
}
}
Configs.AddLogsCollected($"Reading xls: SUCCESS.");
if (DateTime.Now.Day > 25 && !isNextMonthLoaded)
{
Configs.AddLogsCollected("Xls file does not contain list of employees for a next month.");
}
if (isTempCopied)
{
try
{
File.Delete(path);
}
catch
{
Configs.AddLogsCollected("Unable to delete temporary .xls file.");
}
}
}
catch
{
Configs.AddLogsCollected($"Reading xls: FAILURE.");
}
}
static void Main(string[] args)
{
Configs.AddLogsCollected($"\n\n\nCurrent user: {Environment.UserName}");
if (args.Length > 0)
{
for (int i = 0; i < args.Length; i++)
{
if (args[i].StartsWith("-"))
{
switch (args[i].ToLower())
{
case "-silent":
break;
case "-help":
Console.WriteLine($"\n-silent\t\t\t\tLaunch program without any GUI and output, excluding log.\n" +
$"-showconfig\t\t\tShow current configuration stored in config.cfg file.\n" +
$"-help\t\t\t\tDisplays help.\n" +
$"-editconfig\t\t\tEdit current configuration stored in config.cfg file. " +
$"\n\t\t\t\tUsage: -editconfig parameter=\"value\" \n" +
$"\nList of parameters available:\n\n" +
$"senderEmail\t\t\tE-mail address of sender.\n" +
$"senderUsername\t\t\tE-mail server authorisation username.\n" +
$"senderPassword\t\t\tE-mail server authorisation username. Note that you cannot change password via" +
$"\n\t\t\t\tconfig.cfg manually due to encoding/decoding.\n" +
$"senderName\t\t\tSender name displayed to reciever.\n\n" +
$"emailRecievers\t\t\tList of e-mail recievers comma separated.\n" +
$"messageSubject\t\t\tDisplayed subject of e-mail.\n" +
$"htmlPath\t\t\tPath to html file. File should contain at least %LIST_OF_EMPLOYEES% string " +
$"\n\t\t\t\tinside and has .html file extension.\n" +
$"xlsPath\t\t\t\tPath to xls file. File should has .xls file extension.\n" +
$"birthdayColumnNumber\t\tNumber of column, contains date of employee birthday. " +
$"\n\t\t\t\tNote that date format starts with \' i.e \'{DateTime.Now}\n" +
$"employeeNameColumnNumber\tNumber of column, contains employee full name.\n" +
$"serverAddress\t\t\tIP-address of e-mail server.\n" +
$"serverPort\t\t\tPort of e-mail server. If leaved empty - used default 25 port.\n" +
$"fiveDaysMode\t\t\tWorking mode that allow send e-mails only from Monday to Friday. " +
$"\n\t\t\t\tEmployees which birthday date happened on Saturday or Sunday " +
$"\n\t\t\t\twill be congratulated on Monday.\n" +
$"logRecievers\t\t\tList of logs recievers comma separated.\n" +
$"\nUsage exaple:\n\n" +
$"-editconfig [email protected] senderPassword=Qwerty123 htmlPath=C:\\temp\\file.html " +
$"\nemailRecievers=\"[email protected], [email protected]\"\n");
break;
case "-showconfig":
foreach (var line in File.ReadAllLines(Configs.ConfigsPath))
{
Console.WriteLine(line);
}
break;
case "-editconfig":
if (i + 1 <= args.Length)
{
try
{
Methods.LoadConfig();
}
catch
{
Console.WriteLine("Unable to find previous configuration.");
}
for (int j = i + 1; j < args.Length && !args[j].StartsWith("-"); j++)
{
try
{
string parameter = args[j].Substring(0, args[j].IndexOf('='));
string value = args[j].Substring(args[j].IndexOf('=') + 1, args[j].Length - args[j].IndexOf('=') - 1);
Methods.EditConfig(parameter, value);
}
catch
{
Console.WriteLine("Unable to edit configuration. Invalid parameter.");
}
i++;
}
}
Methods.SaveConfig();
break;
default:
Console.WriteLine("Unknown parameter.");
break;
}
}
}
if (args.Contains("-silent"))
{
try
{
Configs.AddLogsCollected("Working mode: silent");
Methods.LoadConfig();
Methods.SendMail();
}
catch
{
Console.WriteLine("Unable to send message. Check configuration.");
}
}
}
else
{
//TODO: launch desktop app.
}
}