// TODO redirect to newly created article page after create button clicked
protected void btnCreateArticle_Click(object sender, EventArgs e)
{
lblError.Text = string.Empty; // to clear any error text
// Get all the content of the dynamically created web controls that
// the user filled, as XML
var xml = _article.ComposeXml(pnlArticleContent);
var author = Session[Global.ActiveUserAccount] as UserAccount;
var title = xml.Elements("Title").FirstOrDefault().Value;
var timestamp = DateTime.Now;
// Insert the article, and, if successfuly, assign it to the active session and update
// the WikiArticleEditHistory table, too.
if (MovieWikiDbHelper.InsertWikiArticle(_article.GetType().Name, title, xml.ToString()))
{
// Reassign _article now that all the properties are properly set. This isn't totally
// necessary, but good so that the old article isn't usable afterward
_article = MovieWikiDbHelper.GetWikiArticleByTitle(title);
MovieWikiDbHelper.InsertWikiArticleEditHistory(_article.ArticleId, author.AccountId, timestamp);
Session[Global.ActiveArticle] = _article;
Response.Redirect("Default.aspx");
}
else
{
lblError.Text = "An article with that title already exists";
}
}
protected void btnsearchbtn_Click(object sender, EventArgs e)
{
var searchResultUrl = MovieWikiDbHelper.GetWikiArticleUrlBySearch(searchInput.Text);
if (searchResultUrl != null)
{
Response.Redirect(searchResultUrl);
}
else
{
ScriptManager.RegisterStartupScript(Page, Page.GetType(), "myModal", "$('#myModal').modal();", true);
upModal.Update();
}
}
// uses helper classes to check if user exist in database
// redirects if user exist to home page or displays erro message
protected void btnLogin_Click(object sender, EventArgs e)
{
var username = txtUsername.Text;
var hashedPassword = PasswordHelper.GetHashedPassword(txtPassword.Text);
var userAccount = MovieWikiDbHelper.GetUserAccount(username, hashedPassword);
if (userAccount != null)
{
Session[Global.ActiveUserAccount] = userAccount;
Response.Redirect("Default.aspx");
}
else
{
lblErrorMsg.Text = string.Format(@"Incorrect password for user ""{0}.""", username);
}
}
// If a user edited the article, they can save the changes to the database here
private void UpdateEdits()
{
var xml = _article.ComposeXml(pnlArticleContent);
// NB editor does not always equal article author (the original author that created the article)
var editor = Session[Global.ActiveUserAccount] as UserAccount;
var timestamp = DateTime.Now;
if (MovieWikiDbHelper.UpdateWikiArticle(_article.ArticleId, xml.ToString()))
{
MovieWikiDbHelper.InsertWikiArticleEditHistory(_article.ArticleId, editor.AccountId, timestamp);
Session[Global.ActiveArticle] = _article;
}
else
{
Response.Write("An error occured while updating the article");
}
}
// makes sure user does not exist before adding them to UserAccount class and within database
protected void btnCreateAccount_Click(object sender, EventArgs e)
{
if (!Page.IsValid)
{
return;
}
var username = txtCreateUsername.Text;
var hashedPassword = PasswordHelper.GetHashedPassword(txtCreatePassword.Text);
if (MovieWikiDbHelper.InsertUserAccount(username, hashedPassword))
{
Session[Global.ActiveUserAccount] = MovieWikiDbHelper.GetUserAccount(username, hashedPassword);
Response.Redirect("Default.aspx");
}
else
{
lblCreateAccountErrorMsg.Text = string.Format(@"The account ""{0}"" already exists", username);
}
}
// Gets all the respective Article web controls and builds them. These web controls will be populated
// with data, too
private void GetAndDisplayArticleControls(int id)
{
_article = MovieWikiDbHelper.GetWikiArticleById(id);
if (_article == null)
{
return;
}
var articleControls = _article.BuildControls();
foreach (var row in articleControls)
{
pnlArticleContent.Controls.Add(row);
}
var titleControl = FindControl("Title") as TextBox;
titleControl.Enabled = false;
if (MovieWikiDbHelper.IsUserAdmin((Session[Global.ActiveUserAccount] as UserAccount).Username))
{
btnDeleteArticle.Visible = true;
}
ToggleControls(pnlArticleContent);
}
// uses helper to remove article from database
private bool DeleteArticle()
{
return(MovieWikiDbHelper.DeleteWikiArticle(_article.ArticleId));
}