protected void btnUpdatePortfolio_Click(object sender, EventArgs e)
{
//Update Student records
//Create object with StudentClass class
StudentClass objStudent = new StudentClass();
//Define the paramater used in SQL statement
//Insert all values
int studentID = (int)Session["StudentID"];
objStudent.studentId = studentID;
objStudent.description = txtAboutMe.Text;
objStudent.achievement = txtAchievement.Text;
objStudent.photo = imgStudentPhoto.ImageUrl;
//Execute updateProfile() from StudentClass Class
objStudent.updateProfile();
//Delete Student Skill Sets records
//Create object with StudentSkillSet Class
StudentSkillSet objStudentSkillSet = new StudentSkillSet();
//Define the parameters used in SQL statement
//Insert all values
objStudentSkillSet.studentId = studentID;
//Execute delete() from StudentSkillSet Class
objStudentSkillSet.delete();
//Get all the SkillSetIDs
List <int> studentskillsetsid = new List <int>();
for (int i = 0; i < chkSkillSets.Items.Count; i++)
{
//Get all the skillset values
if (chkSkillSets.Items[i].Selected == true)
{
studentskillsetsid.Add(i + 1);
}
}
for (int j = 0; j < studentskillsetsid.Count; j++)
{
//Define the parameters used in SQL statement
//Insert all values
objStudentSkillSet.studentId = studentID;
objStudentSkillSet.skillsetId = studentskillsetsid[j];
//Execute add() from StudentSkillSet Class
objStudentSkillSet.add();
}
//Redirect to Updated portfolio page
Response.Redirect("~/Student/UpdatedPortfolio.aspx");
}
private void displayPortfolioInfo()
{
//Input values for about me textbox and achievement textbox
//Create object with StudentClass class
StudentClass objStudent = new StudentClass();
//Insert studentID value
objStudent.studentId = (int)Session["StudentID"];
//Get values from class - getDetails() and
//Display values
int error = objStudent.getDetails();
if (error == 0)
{
txtAboutMe.Text = objStudent.description;
txtAchievement.Text = objStudent.achievement;
}
else if (error == -2)
{
txtAboutMe.Text = "";
txtAchievement.Text = "";
}
}
protected void Page_Load(object sender, EventArgs e)
{
//Get results from database
//Display results in respective labels
//Input Student name
lblStudentName.Text = Session["StudentName"].ToString();
//Display portfolio image
imgStudentPhoto.ImageUrl = "~/Images/Student/" + Session["StudentID"] + ".jpg";
//Input values for about me textbox and achievement textbox
//Create object with StudentClass class
StudentClass objStudent = new StudentClass();
//Insert studentID value
objStudent.studentId = (int)Session["StudentID"];
//Get values from class - getDetails() and
//Display values
int error = objStudent.getDetails();
if (error == 0)
{
lblAboutMe.Text = objStudent.description;
lblAchievements.Text = objStudent.achievement;
}
else if (error == -2)
{
lblAboutMe.Text = "";
lblAchievements.Text = "";
}
//Get the values from studentskillset and skillset
//Read connection string "Student_EPortfolio" from web.config file
string strConn = ConfigurationManager.ConnectionStrings["Student_EPortfolio"].ToString();
//Instantiate a SqlConnection object with the Connection String read
SqlConnection conn = new SqlConnection(strConn);
//Instantiate a SqlCommand object, supply it with a SELECT SQL statement which retrieves all attributes of a StudentSkillSet and SkillSet record
SqlCommand cmd = new SqlCommand("SELECT SkillSetName FROM SkillSet " +
"WHERE SkillSetID IN " +
"(SELECT SkillSetID FROM StudentSkillSet " +
"WHERE StudentID=@studentid)", conn);
//Define the paramter used in SQL statement, value for the parameter is retrieved from the Studentid property of the Student class
int studentid = Convert.ToInt32(Session["StudentID"]);
cmd.Parameters.AddWithValue("@studentid", studentid);
//Instantiate a DataAdapter object, pass the SqlCommand
//object created as a parameter
SqlDataAdapter daSkillSet = new SqlDataAdapter(cmd);
//Create a DataSet object result
DataSet skillsetresult = new DataSet();
//Open a database connection
conn.Open();
//Use DataAdaptor to fetch data to a table "SkillSetDetails" in DataSet
daSkillSet.Fill(skillsetresult, "SkillSetDetails");
//Close database connection
conn.Close();
if (skillsetresult.Tables["SkillSetDetails"].Rows.Count > 0)
{
//Fill SkillSetDetails Table with values from the Dataset
DataTable table = skillsetresult.Tables["SkillSetDetails"];
if (!DBNull.Value.Equals(table.Rows[0]["SkillSetName"]))
{
string skillsetnames = "";
if (table.Rows.Count > 1)
{
for (int i = 0; i < table.Rows.Count - 1; i++)
{
skillsetnames += table.Rows[i]["SkillSetName"].ToString() + ", ";
}
int last = table.Rows.Count - 1;
skillsetnames += table.Rows[last]["SkillSetName"].ToString();
}
else
{
skillsetnames = table.Rows[0]["SkillSetName"].ToString();
}
lblSkillSets.Text = skillsetnames;
}
}
}
