/// <summary>
/// Returns the list of languages used by a survey.
/// </summary>
/// <param name="s"></param>
/// <returns></returns>
public static List <string> GetLanguages(StudyWave s)
{
List <string> langs = new List <string>();
string query = "SELECT Lang FROM Translations.FN_GetWaveLanguages(@wid)";
using (SqlDataAdapter sql = new SqlDataAdapter())
using (SqlConnection conn = new SqlConnection(ConfigurationManager.ConnectionStrings["ISISConnectionString"].ConnectionString))
{
conn.Open();
sql.SelectCommand = new SqlCommand(query, conn);
sql.SelectCommand.Parameters.AddWithValue("@wid", s.WaveID);
try
{
using (SqlDataReader rdr = sql.SelectCommand.ExecuteReader())
{
while (rdr.Read())
{
if (!rdr.IsDBNull(rdr.GetOrdinal("Lang")))
{
langs.Add((string)rdr["Lang"]);
}
}
}
}
catch (Exception)
{
int i = 0;
}
}
return(langs);
}
/// <summary>
/// Returns the list of waves for a study.
/// </summary>
/// <param name="studyID"></param>
/// <param name="getSurveys"></param>
/// <returns></returns>
public static List <StudyWave> GetWaves(int studyID)
{
List <StudyWave> waves = new List <StudyWave>();
StudyWave w;
string query = "SELECT * FROM FN_GetWavesByStudy(@studyID)";
using (SqlDataAdapter sql = new SqlDataAdapter())
using (SqlConnection conn = new SqlConnection(ConfigurationManager.ConnectionStrings["ISISConnectionString"].ConnectionString))
{
conn.Open();
sql.SelectCommand = new SqlCommand(query, conn);
sql.SelectCommand.Parameters.AddWithValue("@studyID", studyID);
try
{
using (SqlDataReader rdr = sql.SelectCommand.ExecuteReader())
{
while (rdr.Read())
{
w = new StudyWave
{
WaveID = (int)rdr["WaveID"],
ISO_Code = (string)rdr["ISO_Code"],
Wave = (double)rdr["Wave"]
};
waves.Add(w);
}
}
}
catch (Exception)
{
}
}
return(waves);
}
/// <summary>
/// Returns a list of survey waves.
/// </summary>
/// <returns></returns>
public static List <StudyWave> GetWaveInfo()
{
List <StudyWave> waves = new List <StudyWave>();
StudyWave w;
string query = "SELECT * FROM FN_GetAllWaves() ORDER BY ISO_Code, Wave";
using (SqlDataAdapter sql = new SqlDataAdapter())
using (SqlConnection conn = new SqlConnection(ConfigurationManager.ConnectionStrings["ISISConnectionString"].ConnectionString))
{
conn.Open();
sql.SelectCommand = new SqlCommand(query, conn);
try
{
using (SqlDataReader rdr = sql.SelectCommand.ExecuteReader())
{
while (rdr.Read())
{
w = new StudyWave()
{
WaveID = (int)rdr["WaveID"],
ISO_Code = (string)rdr["ISO_Code"],
Wave = (double)rdr["Wave"]
};
waves.Add(w);
}
}
}
catch (Exception)
{
int i = 0;
}
}
return(waves);
}
