FootprintsSubmission.xaml.cs

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using System;
using System.Collections.Generic;
using System.Text;
using System.Windows;
using System.Windows.Controls;
using System.Windows.Documents;
using System.Windows.Media.Animation;
using System.Net;
using System.IO;
using System.Text.RegularExpressions;


namespace SeciControls
{
    public partial class FootprintsSubmission : UserControl
    {
        public FootprintsSubmission()
        {
            InitializeComponent();
        }

        private void reset()
        {
            txtNameError.Visibility = System.Windows.Visibility.Collapsed;
            txtDescError.Visibility = System.Windows.Visibility.Collapsed;
            txtDesc.Text = "";
            txtName.Text = "";
        }

        private void btnSubmit_Click(object sender, RoutedEventArgs e)
        {
            bool okay = true;
            txtNameError.Visibility = System.Windows.Visibility.Collapsed;
            txtDescError.Visibility = System.Windows.Visibility.Collapsed;

            if (String.IsNullOrEmpty(txtDesc.Text.Trim()))
            {
                txtDescError.Visibility = System.Windows.Visibility.Visible;
                okay = false;
            }

            if (String.IsNullOrEmpty(txtName.Text.Trim()))
            {
                txtNameError.Visibility = System.Windows.Visibility.Visible;
                okay = false;
            }

            if (okay)
            {
                String toAddress = "FBUITservicedesk@rl.ac.uk";
                String fromAddress = "ISISsupport@rl.ac.uk";

                //Need to get instrument name from somewhere
                String machine = Environment.MachineName.ToUpper();
                String instrument = machine;

                if (instrument.StartsWith("NDX"))
                {
                    instrument = instrument.Substring(3);
                }

                //Create message
                String header = "IT Query Type=SIT" + Environment.NewLine;
                header += "Primary Assignee=ISIS Science Support Team" + Environment.NewLine;
                String assignees = getCcList(instrument);
                if (!String.IsNullOrEmpty(assignees))
                {
                    header += "Assignees=" + assignees + Environment.NewLine;
                }
                header += "Status=New Instrument Request" + Environment.NewLine;
                header += "Full Name=" + instrument + Environment.NewLine;
                header += "Telephone Number=0000" + Environment.NewLine;
                header += "Email Address=" + "ISISinstrument@sparrowhawk.nd.rl.ac.uk" + Environment.NewLine;
                header += "Company=STFC" + Environment.NewLine;
                header += "Office=" + instrument + Environment.NewLine;
                header += "Department=Isis" + Environment.NewLine;
                header += "Site=RAL" + Environment.NewLine;
                header += "Internal Notes (Agents only)=The Contact email address of ISISInstrument@sparrowhawk  is a dummy one;"
                        + " the relevant instrument scientists have been added to the CC list of the query" + Environment.NewLine;
                header += "Machine Name=" + machine;

                String comment = "ISIS Instrument: " + instrument + Environment.NewLine;
                comment = comment + "Name of computer problem was submitted from: " + machine + Environment.NewLine;
                comment = comment + "Scientist Contact Information: http://www.isis.stfc.ac.uk/people/instrument-scientists-4398.html" + Environment.NewLine;
                comment = comment + "Instrument Contact List (i.e. who gets these sorts of emails): http://sparrowhawk.nd.rl.ac.uk/footprints/contacts.html";

                String message = header + Environment.NewLine + Environment.NewLine
                    + txtDesc.Text + Environment.NewLine + Environment.NewLine + txtName.Text + Environment.NewLine + Environment.NewLine + comment;

                //Send message
                try
                {
                    System.Net.Mail.MailMessage msg = new System.Net.Mail.MailMessage();
                    msg.To.Add(toAddress);

                    if (txtDesc.Text.Length > 30)
                    {
                        msg.Subject = "INSTRUMENT (" + instrument + "): " + txtDesc.Text.Substring(0, 30);
                    }
                    else
                    {
                        msg.Subject = "INSTRUMENT (" + instrument + "): " + txtDesc.Text;
                    }
                    msg.From = new System.Net.Mail.MailAddress(fromAddress);
                    msg.Body = message;
                    System.Net.Mail.SmtpClient smtp = new System.Net.Mail.SmtpClient("exchsmtp.stfc.ac.uk");
                    smtp.Send(msg);

                    //Show confirmation message
                    txtMsgSent.Text = "Message Submitted";
                    ((Storyboard)FindResource("FadeOut")).Begin(txtMsgSent);
                    ((Storyboard)FindResource("FadeIn")).Begin(btnSubmit);
                    //Reset for next message
                    reset();

                }
                catch
                {
                    txtMsgSent.Text = "Sorry - could not send message at this time";
                    ((Storyboard)FindResource("FadeOut")).Begin(txtMsgSent);
                    ((Storyboard)FindResource("FadeIn")).Begin(btnSubmit);
                }
            }
        }

        private String getCcList(String instrument)
        {
            String url = "http://sparrowhawk.nd.rl.ac.uk/footprints/contacts.html";

            try
            {
                if (String.IsNullOrEmpty(url)) return "";

                String data;
                WebRequest wr = WebRequest.Create(url);

                using (WebResponse res = wr.GetResponse())
                using (Stream s = res.GetResponseStream())
                using (StreamReader sr = new StreamReader(s))
                    data = sr.ReadToEnd();

                data = data.Substring(data.IndexOf(instrument));
                data = data.Substring(0, data.IndexOf("</TR>"));

                List<String> lines = new List<string>(data.Split('\n'));

                //Extract email addresses. Note: each email address appears twice
                Regex emailRegex = new Regex(@"\w+([-+.]\w+)*@\w+([-.]\w+)*\.\w+([-.]\w+)*", RegexOptions.IgnoreCase);
                MatchCollection emailMatches = emailRegex.Matches(data);

                StringBuilder sb = new StringBuilder();
                String last = "";

                foreach (Match emailMatch in emailMatches)
                {
                    if (last != emailMatch.Value)
                    {
                        last = emailMatch.Value;
                        sb.Append("CC:" + emailMatch.Value.Trim() + " ");
                    }
                }

                return sb.ToString().Trim();
            }
            catch
            {
                return "";
            }
        }
    }
}