public static void RunSentimentAnalysis(int RequestLimit)
{
using (var conn = new SqlCeConnection(_sqlConnection))
{
var sql = "SELECT * FROM Tweets WHERE Language = 'English' AND Positive IS NULL";
conn.Open();
using (var reader = new SqlCeCommand(sql, conn).ExecuteReader())
{
var text = new List <Tuple <long, string> >();
var batchCount = 0;
var requestCount = 0;
while (reader.Read())
{
text.Add(new Tuple <long, string>(long.Parse(reader["TweetId"].ToString()), reader["Text"].ToString()));
batchCount++;
if (batchCount == _limit)
{
SentimentAnalysisBatch(text, conn);
batchCount = 0;
text.Clear();
requestCount++;
if (requestCount == RequestLimit)
{
break;
}
}
}
if (text.Count() > 0)
{
SentimentAnalysisBatch(text, conn);
}
}
}
}
private static void Main(string[] args)
{
string fileName;
if (args.Length > 0) fileName = args[0];
else
{
Console.WriteLine("You need to specify the path to the sdf file as a command-line argument!!");
return;
}
using (var connection = new SqlCeConnection(string.Format("Data Source={0}", fileName)))
{
connection.Open();
while (true)
{
Console.WriteLine("What?");
string commandText = Console.ReadLine().Trim();
if (commandText.Equals("exit") || commandText.Equals("quit")) return;
try
{
if (!commandText.ToLower().StartsWith("select"))
{
int count = new SqlCeCommand(commandText, connection).ExecuteNonQuery();
Console.WriteLine("Number of rows affected:\t{0}", count);
continue;
}
SqlCeDataReader reader = new SqlCeCommand(commandText, connection).ExecuteReader();
int columnCount;
for (int i = 0;; i++)
{
try
{
Console.Write("{0}\t", reader.GetName(i));
}
catch
{
columnCount = i;
break;
}
}
Console.WriteLine();
while (reader.Read())
{
for (int i = 0; i < columnCount; i++)
{
Console.Write("{0}\t", reader.GetValue(i));
}
Console.WriteLine();
}
}
catch (Exception e)
{
Console.WriteLine("There was an error!!! What did you do?");
Console.WriteLine("The error details are:");
Console.WriteLine(e);
Console.WriteLine("Let's try to not repeat it shall we!!");
}
}
}
}
private void lbResults_DoubleClick(object sender, EventArgs e)
{
// Show the bible verse
if (lbResults.SelectedIndex >= 0)
{
string value = lbResults.SelectedItem.ToString();
int keyIndex = value.IndexOf("Key: ") + 4;
string key = value.Substring(keyIndex, value.IndexOf('\t', keyIndex) - keyIndex).Trim(';').Trim();
int verseId = int.Parse(key);
// Get the verse
string sql = "SELECT v.*, b.* FROM Verse v INNER JOIN Book b ON v.BookID = b.BookID WHERE VerseID = " + verseId;
string verse = string.Empty;
using (SqlCeConnection conn = new SqlCeConnection(ConfigurationManager.ConnectionStrings["ConnectionString"].ConnectionString))
{
conn.Open();
SqlCeDataReader rdr = new SqlCeCommand(sql, conn).ExecuteReader();
rdr.Read();
verse = string.Format("{0} {1}:{2} - {3}", rdr["BookName"], rdr["BookNum"], rdr["VerseNum"], rdr["VerseText"]);
rdr.Close();
}
MessageBox.Show(verse);
}
}
private void lbResults_DoubleClick(object sender, EventArgs e)
{
// Show the bible verse
if (lbResults.SelectedIndex >= 0)
{
string value = lbResults.SelectedItem.ToString();
int keyIndex = value.IndexOf("Key: ") + 4;
string key = value.Substring(keyIndex, value.IndexOf('\t', keyIndex) - keyIndex).Trim(';').Trim();
int verseId = int.Parse(key);
// Get the verse
string sql = "SELECT v.*, b.* FROM Verse v INNER JOIN Book b ON v.BookID = b.BookID WHERE VerseID = " + verseId;
string verse = string.Empty;
using (SqlCeConnection conn = new SqlCeConnection(ConfigurationManager.ConnectionStrings["ConnectionString"].ConnectionString))
{
conn.Open();
SqlCeDataReader rdr = new SqlCeCommand(sql, conn).ExecuteReader();
rdr.Read();
verse = string.Format("{0} {1}:{2} - {3}", rdr["BookName"], rdr["BookNum"], rdr["VerseNum"], rdr["VerseText"]);
rdr.Close();
}
MessageBox.Show(verse);
}
}