/// <summary>
/// Called when the "open" button is clicked on this form
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void btnOpen_Click(object sender, EventArgs e)
{
FileInfo currentDB = this.getSelectedDatabase();
if (currentDB == null)
return;
MainForm parent = this.MdiParent as MainForm;
BaseInfoDAO dao = new BaseInfoDAO(currentDB.FullName);
BaseInfo baseInfo = dao.GetBaseInfo();
if (!baseInfo.Password.Equals(""))
{
PasswordPrompt prompt = new PasswordPrompt(baseInfo.Password);
if (prompt.ShowDialog() != DialogResult.OK)
return;
}
MainForm form = (MainForm)this.MdiParent;
form.CurrentDatabase = currentDB;
this.Close();
foreach (Form f in parent.MdiChildren)
f.Close();
ViewBooksForm booksForm = new ViewBooksForm(Constants.LibraryMode.LIBRARY);
booksForm.MdiParent = form;
booksForm.Show();
}
/// <summary>
/// called when OK button is clicked
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void btnOk_Click(object sender, EventArgs e)
{
int errors = 0;
//check and make sure everything is filled out
errors += UIUtils.ValidationHelper(this.txtOwner.Text.Length == 0,this.errorProvider1,this.txtOwner,ErrorMessages.Common.REQUIRED_FIELD);
errors += UIUtils.ValidationHelper(this.txtLibrary.Text.Length == 0,this.errorProvider1,this.txtLibrary,ErrorMessages.Common.REQUIRED_FIELD);
errors += UIUtils.ValidationHelper(this.chkProtected.Checked == true && this.txtPassword.Text.Length == 0,this.errorProvider1,this.txtPassword,ErrorMessages.NewDBForm.PASSWORD);
if (errors > 0)
return;
//copy the empty database and rename it
FileInfo emptyDB = new FileInfo("emdata");
if(!emptyDB.Exists)
{
MessageBox.Show(emptyDB.FullName);
MessageBox.Show(ErrorMessages.NewDBForm.EMPTY_DB_MISSING,"Error",MessageBoxButtons.OK,MessageBoxIcon.Error);
this.Close();
return;
}
string newFileName = this.txtLibrary.Text.Replace(" ","_") + ".plb";
//check to make sure we're not writing over anything
FileInfo newFile = new FileInfo(newFileName);
if (newFile.Exists)
{
MessageBox.Show(ErrorMessages.NewDBForm.DB_ALREADY_EXISTS, "Error", MessageBoxButtons.OK, MessageBoxIcon.Exclamation);
return;
}
try
{
newFile = emptyDB.CopyTo(newFileName);
}
catch (Exception e1)
{
ExceptionHandler.HandleException(e1);
this.Close();
return;
}
if (!newFile.Exists)
{
MessageBox.Show(ErrorMessages.NewDBForm.DB_NOT_CREATED, "Error", MessageBoxButtons.OK, MessageBoxIcon.Error);
return;
}
//if we reached here, we have a database, now initialize it
BaseInfoDAO dao = new BaseInfoDAO(newFileName);
bool success = dao.InitializeDatabase(this.txtOwner.Text, this.txtLibrary.Text, this.txtPassword.Text);
if (!success)
{
MessageBox.Show(ErrorMessages.NewDBForm.DB_NOT_CREATED, "Error", MessageBoxButtons.OK, MessageBoxIcon.Error);
newFile.Delete();
}
else
{
if (DialogResult.Yes == MessageBox.Show(Messages.NewDBForm.DB_CREATED, "Success", MessageBoxButtons.YesNo, MessageBoxIcon.Question))
{
MainForm form = (MainForm)this.MdiParent;
form.CurrentDatabase = newFile;
//check and see if there is a ViewDB window open, if so, close it
Form[] children = form.MdiChildren;
foreach (Form f in children)
{
if (f is ViewDatabasesForm)
f.Close();
}
ViewBooksForm f2 = new ViewBooksForm(Constants.LibraryMode.LIBRARY);
f2.MdiParent = this.MdiParent;
f2.Show();
}
else
{
//check for a view database window, and refresh it
MainForm form = (MainForm)this.MdiParent;
Form[] children = form.MdiChildren;
foreach (Form f in children)
{
if (f is ViewDatabasesForm)
f.Refresh();
}
}
}
this.Close();
}
/// <summary>
/// Called when Tools -> Import is Called
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void importToolStripMenuItem_Click(object sender, EventArgs e)
{
OpenFileDialog dialog = new OpenFileDialog();
dialog.Filter = "Library files (*.plb)|*.plb";
dialog.RestoreDirectory = true;
dialog.Multiselect = true;
bool errors = false;
if (dialog.ShowDialog() == DialogResult.OK)
{
foreach (string file in dialog.FileNames)
{
FileInfo info = new FileInfo(file);
if (info.Exists)
{
BaseInfoDAO dao = new BaseInfoDAO(info.FullName);
string version = dao.getVersionNumber();
if (version == null)
{
MessageBox.Show("The database you selected is not supported under this version of the application", "Error", MessageBoxButtons.OK, MessageBoxIcon.Error);
continue;
}
else if (version == "1.0")
{
info.CopyTo(info.Name,true);
dao = new BaseInfoDAO(info.Name);
StreamReader sr = File.OpenText("db10_to_12.sql");
while(!sr.EndOfStream)
{
string line = sr.ReadToEnd();
foreach(string command in line.Split(';'))
{
if(!dao.ExecuteNonQuery(command.Trim()))
errors = true;
}
}
MessageBox.Show("Database successfully imported and updated","Success", MessageBoxButtons.OK, MessageBoxIcon.Information);
continue;
}
else if (version == "1.1")
{
info.CopyTo(info.Name,true);
dao = new BaseInfoDAO(info.Name);
StreamReader sr = File.OpenText("db11_to_12.sql");
while(!sr.EndOfStream)
{
string line = sr.ReadToEnd();
foreach(string command in line.Split(';'))
{
string trimmedCommand = command.Trim();
if(trimmedCommand != "" && !dao.ExecuteNonQuery(trimmedCommand))
errors = true;
}
}
MessageBox.Show("Database successfully imported and updated","Success", MessageBoxButtons.OK, MessageBoxIcon.Information);
continue;
}
else if(version.Equals("1.2"))
{
//copy the file directly
info.CopyTo(info.Name);
MessageBox.Show("Database imported successfully", "Success", MessageBoxButtons.OK, MessageBoxIcon.Information);
continue;
}
else
{
MessageBox.Show("The database you selected is not supported under this version of the application", "Error", MessageBoxButtons.OK, MessageBoxIcon.Error);
continue;
}
}
}
}
if(errors == false)
{
foreach(Form f in this.MdiChildren)
{
if(f is ViewDatabasesForm)
(f as ViewDatabasesForm).Refresh();
}
}
}
private void refreshGrid()
{
MainForm parent = this.MdiParent as MainForm;
//look in the datadirectory, get a list of its contents
this.grdDBList.Rows.Clear();
DirectoryInfo info = new DirectoryInfo(Directory.GetCurrentDirectory());
this.filesInfo = info.GetFiles("*.plb");
//iterate over all files in the directory
for (int i = 0; i < this.filesInfo.Length; i++)
{
BaseInfoDAO dao = new BaseInfoDAO(this.filesInfo[i].FullName);
BaseInfo baseInfo = dao.GetBaseInfo();
if (baseInfo != null)
{
int index = this.grdDBList.Rows.Add();
DataGridViewRow row = this.grdDBList.Rows[index];
row.Cells[0].Value = baseInfo.DBName;
row.Cells[1].Value = baseInfo.Owner;
row.Cells[2].Value = baseInfo.DateCreated;
row.Cells[3].Value = baseInfo.LastAccessed;
string s1 = parent.AppSettings.AppSettings.Settings[Constants.Settings.DEFAULT_DB].Value;
string s2 = this.filesInfo[i].Name;
if (parent.AppSettings.AppSettings.Settings[Constants.Settings.DEFAULT_DB].Value == this.filesInfo[i].Name)
row.Cells[4].Value = "true";
else
row.Cells[4].Value = "false";
}
}
//select the first row
if (this.grdDBList.Rows.Count > 0)
this.grdDBList.Rows[0].Selected = true;
}
private void btnDelete_Click(object sender, EventArgs e)
{
FileInfo currentDB = this.getSelectedDatabase();
//make sure there isn't a password in this database
BaseInfoDAO dao = new BaseInfoDAO(currentDB.FullName);
BaseInfo baseInfo = dao.GetBaseInfo();
if (!baseInfo.Password.Equals(""))
{
PasswordPrompt prompt = new PasswordPrompt(baseInfo.Password);
if (prompt.ShowDialog() != DialogResult.OK)
return;
}
if (MessageBox.Show(Messages.ViewDBForm.DB_DELETE_CONFIRM, "Delete This Library?", MessageBoxButtons.YesNo, MessageBoxIcon.Exclamation) == DialogResult.Yes)
{
currentDB.Delete();
if (currentDB.Exists)
MessageBox.Show(ErrorMessages.Common.COULD_NOT_DELETE_DB, "Error", MessageBoxButtons.OK, MessageBoxIcon.Error);
else
MessageBox.Show(Messages.Common.DB_DELETED, "Library Deleted", MessageBoxButtons.OK, MessageBoxIcon.Information);
MainForm form = (MainForm)this.MdiParent;
form.CurrentDatabase = null;
}
this.refreshGrid();
}
