//
// Methods
//
/// <summary>
/// Adds categories recursivly and correctly nested to the ComboBox.
/// </summary>
/// <param name="category"></param>
/// <param name="depth"></param>
private void AddCategoryToComboboxRecursive(Category category, int depth)
{
string prefix = null;
for (int i = 0; i < depth; i++)
{
prefix += " ";
}
ComboBoxItem item = new ComboBoxItem();
item.Text = prefix + (depth > 0 ? "-" : null) + category.Title;
item.Value = category;
comboBoxCategories.Items.Add(item);
List<Category> subcategories = category.GetSubcategories();
foreach (Category subcategory in subcategories)
{
AddCategoryToComboboxRecursive(subcategory, depth + 1);
}
}
private void comboBoxCategories_SelectedIndexChanged(object sender, EventArgs e)
{
ComboBox cb = (ComboBox) sender;
ComboBoxItem item = (ComboBoxItem)cb.SelectedItem;
currentCategory = item.Value as Category;
ReloadDownloadListView();
}
/// <summary>
/// Gets an category based on the given Id. Returns NULL when the category is not found.
/// </summary>
/// <param name="id"></param>
/// <returns></returns>
public static Category GetById(int id)
{
Category category = null;
Database db = new Database();
try
{
db.CreateCommand("SELECT * FROM files_categories WHERE Id = :Id");
db.AddParameter("Id", id);
db.OpenConnection();
db.ExecuteCommand();
OracleDataReader dr = db.DataReader;
while (dr.Read())
{
string title = dr.GetValueByColumn<string>("Title");
int parentId = dr.GetValueByColumn<int>("files_categories_id");
category = new Category(id, title, parentId);
}
}
finally
{
db.CloseConnection();
}
return category;
}
/// <summary>
/// Correctly inserts the file into the database.
/// </summary>
/// <param name="filename"></param>
/// <param name="title"></param>
/// <param name="size"></param>
/// <param name="description"></param>
/// <param name="user"></param>
/// <param name="category"></param>
/// <param name="privacy"></param>
/// <returns></returns>
public static bool Insert(string filename, string title, long size, string description, User user, Category category, Privacy privacy)
{
Database db = new Database();
try
{
db.CreateCommand(
"INSERT INTO files(filename, title, filesize, description, users_id, files_categories_id, private, active) VALUES(:filename, :title, :filesize, :description, :users_id, :files_categories_id, :private, 1)");
db.AddParameter("filename", filename);
db.AddParameter("title", title);
db.AddParameter("filesize", size);
db.AddParameter("description", description);
db.AddParameter("users_id", user.Id);
if (category != null)
{
db.AddParameter("files_categories_id", category.Id);
}
else
{
db.AddParameter("files_categories_id", DBNull.Value);
}
if (privacy == Privacy.@private)
{
db.AddParameter("private", 1);
}
else
{
db.AddParameter("private", DBNull.Value);
}
db.OpenConnection();
db.ExecuteCommand();
}
finally
{
db.CloseConnection();
}
return true;
}
