/// <summary>
/// Click event for the open button
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void openToolStripMenuItem_Click(object sender, EventArgs e)
{
personalLibrary = new PersonalLibrary();
OpenFileDialog opendlg = new OpenFileDialog();
opendlg.Filter = "Text Files|*.txt;*.text";
opendlg.InitialDirectory = @"..\..\LibraryData"; //this isn't working?
opendlg.Title = "Open this Personal Library";
if (DialogResult.OK != opendlg.ShowDialog())
{
MessageBox.Show(null, "File not selected", "Error",
MessageBoxButtons.OK, MessageBoxIcon.Error);
}
else
{
String path = opendlg.FileName;
personalLibrary.FilePath = path;
StreamReader rdr = null;
try
{
Person LibOwner = null;
rdr = new StreamReader(path);
Regex numPat = new Regex(@"\d");
int counter = 0;
bool error = true;
Project2MainWindow.ActiveForm.Text = "Data Structures Project 2" + " ~ " + path;
while (rdr.Peek() != -1 && error)
{
String[] fields = rdr.ReadLine().Split('|');
error = true;
//the first line is for the owner information
if (counter == 0)
{
if (fields.Length != 8)
{
MessageBox.Show(null, "Error reading from file, invalid Owner data", "Error", MessageBoxButtons.OK, MessageBoxIcon.Error);
error = false;
}
else
{
//checking name to make sure there are no numbers
Match match = numPat.Match(fields[0]);
int counter_fields0 = 0;
while (match.Success)
{
error = false;
match = match.NextMatch();
if (counter_fields0 == 0)
{
MessageBox.Show(null, "Error reading from file, invalid Owner name",
"Error", MessageBoxButtons.OK, MessageBoxIcon.Error);
}
counter_fields0++;
}
//checking city to make sure there are no numbers
match = numPat.Match(fields[2]);
int counter_fields2 = 0;
while (match.Success)
{
error = false;
match = match.NextMatch();
if (counter_fields2 == 0)
{
MessageBox.Show(null, "Error reading from file, invalid Owner city",
"Error", MessageBoxButtons.OK, MessageBoxIcon.Error);
}
counter_fields2++;
}
//checking state to make sure there are no numbers
match = numPat.Match(fields[3]);
int counter_fields3 = 0;
while (match.Success)
{
error = false;
match = match.NextMatch();
if (counter_fields3 == 0)
{
MessageBox.Show(null, "Error reading from file, invalid Owner state",
"Error", MessageBoxButtons.OK, MessageBoxIcon.Error);
}
counter_fields3++;
}
//making sure zip is valid
Regex zipPat = new Regex(@"^([0-9]{5})$|^([0-9]{5}-\d\d\d\d)$");
match = zipPat.Match(fields[4]);
if (!(match.Success))
{
error = false;
MessageBox.Show(null, "Error reading from file, invalid Owner ZIP", "Error",
MessageBoxButtons.OK, MessageBoxIcon.Error);
}
//deal with whether or not they put an E in front of the number
string eNum = fields[5];
Regex IDPat = new Regex(@"^(E\d\d\d\d\d\d\d\d)$|^(e\d\d\d\d\d\d\d\d)$|^(\d\d\d\d\d\d\d\d)$");
match = IDPat.Match(eNum);
if (!(match.Success))
{
error = false;
MessageBox.Show(null, "Error reading from file, invalid Owner ID", "Error",
MessageBoxButtons.OK, MessageBoxIcon.Error);
}
if (eNum[0].Equals('e') && error)
{
eNum = eNum.Remove(0, 1);
}
if (eNum[0].Equals('E') && error)
{
eNum = eNum.Remove(0, 1);
}
if (error)
{
fields[5] = eNum;
}
//make sure phone number is valid
Regex PhonePat = new Regex(@"^(\d\d\d-\d\d\d-\d\d\d\d)$|^(\d\d\d\d\d\d\d\d\d\d)$|^(\d\d\d-\d\d\d\d)$|^(\d\d\d\d\d\d\d)$");
match = PhonePat.Match(fields[6]);
if (!(match.Success))
{
error = false;
MessageBox.Show(null, "Error reading from file, invalid Owner Phone Number", "Error",
MessageBoxButtons.OK, MessageBoxIcon.Error);
}
//make sure email is valid
Regex EmailPat = new Regex(@"^(\w+@\w+\.\w+)$");
match = EmailPat.Match(fields[7]);
if (!(match.Success))
{
error = false;
MessageBox.Show(null, "Error reading from file, invalid Owner Email", "Error",
MessageBoxButtons.OK, MessageBoxIcon.Error);
}
if (error)
{
LibOwner = new Person(fields[0], fields[1], fields[2], fields[3], fields[4], fields[5], fields[6], fields[7]);
}
if (error)
{
personalLibrary.Owner = LibOwner;
}
if (error)
{
EnterOwnerInformation(LibOwner);
}
}
counter++;
}
//this else is for the books
else
{
if (fields.Length != 6)
{
MessageBox.Show(null, "Error reading from file, invalid Book data", "Error",
MessageBoxButtons.OK, MessageBoxIcon.Error);
error = false;
}
else
{
Book lineBook = new Book();
if (fields[0].Equals("Print", StringComparison.OrdinalIgnoreCase))
{
lineBook.Type = BookType.Print;
}
else if (fields[0].Equals("Digital", StringComparison.OrdinalIgnoreCase))
{
lineBook.Type = BookType.Digital;
}
else
{
error = false;
MessageBox.Show(null, "Error reading from file, invalid Book data", "Error",
MessageBoxButtons.OK, MessageBoxIcon.Error);
}
lineBook.Title = fields[1];
lineBook.Author = fields[2];
lineBook.CoAuthor = fields[3];
//do category same as type basically
if (fields[4].Equals("History", StringComparison.OrdinalIgnoreCase))
{
lineBook.Category = Category.History;
}
if (fields[4].Equals("Biography", StringComparison.OrdinalIgnoreCase))
{
lineBook.Category = Category.Biography;
}
if (fields[4].Equals("Science and technology", StringComparison.OrdinalIgnoreCase))
{
lineBook.Category = Category.Science_Technology;
}
if (fields[4].Equals("Scienceandtechnology", StringComparison.OrdinalIgnoreCase))
{
lineBook.Category = Category.Science_Technology;
}
if (fields[4].Equals("Science_and_technology", StringComparison.OrdinalIgnoreCase))
{
lineBook.Category = Category.Science_Technology;
}
if (fields[4].Equals("Science_technology", StringComparison.OrdinalIgnoreCase))
{
lineBook.Category = Category.Science_Technology;
}
if (fields[4].Equals("Textbook", StringComparison.OrdinalIgnoreCase))
{
lineBook.Category = Category.TextBook;
}
if (fields[4].Equals("Mystery", StringComparison.OrdinalIgnoreCase))
{
lineBook.Category = Category.Mystery;
}
if (fields[4].Equals("Comedy", StringComparison.OrdinalIgnoreCase))
{
lineBook.Category = Category.Comedy;
}
if (fields[4].Equals("Other", StringComparison.OrdinalIgnoreCase))
{
lineBook.Category = Category.Other;
}
decimal price_holder;
bool lineBookPriceBool = Decimal.TryParse(fields[5], out price_holder);
if (!lineBookPriceBool)
{
error = false;
MessageBox.Show(null, "Error reading from file, invalid Book data", "Error",
MessageBoxButtons.OK, MessageBoxIcon.Error);
}
else
{
lineBook.Price = price_holder;
}
if (error)
{
for (int i = 0; i < personalLibrary.BooksCount; i++)
{
if (personalLibrary.BooksCount > 0)
{
if (lineBook.GetHashCode().Equals(personalLibrary[i].GetHashCode()))
{
error = false;
MessageBox.Show(null, "Book duplicate", "Error",
MessageBoxButtons.OK, MessageBoxIcon.Error);
}
}
}
}
if (error)
{
personalLibrary = personalLibrary + lineBook;
}
if (error)
{
BooksListBox.Items.Add(lineBook.Title);
}
}
counter++;
}
//if there was an error reset the fields
if (!error)
{
Array.Clear(fields, 0, fields.Length);
}
if (error)
{
personalLibrary.SaveNeeded = false;
}
if (!personalLibrary.SaveNeeded)
{
toolStripSaveInfo.Text = "| Save: Not Needed";
}
if (error)
{
toolStripSortInfo.Text = "| Sort: Needed";
}
toolStripNumBooksInfo.Text = "| Number of books in the library: " + personalLibrary.BooksCount.ToString();
}
}
catch (Exception exc)
{
MessageBox.Show(null, "Error reading from file", "Error", MessageBoxButtons.OK, MessageBoxIcon.Error);
}
finally
{
if (rdr != null)
{
rdr.Close();
}
}
}
}
/// <summary>
/// Click event for the add button
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void addToolStripMenuItem_Click(object sender, EventArgs e)
{
if (personalLibrary.Owner != null && personalLibrary.BooksCount != 0)
{
OpenFileDialog opendlg = new OpenFileDialog();
opendlg.Filter = "Text Files|*.txt;*.text";
opendlg.InitialDirectory = @"..\..\LibraryData"; //this isn't working?
opendlg.Title = "Open this Personal Library";
if (DialogResult.OK != opendlg.ShowDialog())
{
MessageBox.Show(null, "File not selected", "Error",
MessageBoxButtons.OK, MessageBoxIcon.Error);
}
else
{
String path = opendlg.FileName;
personalLibrary.FilePath = path;
StreamReader rdr = null;
try
{
rdr = new StreamReader(path);
Regex numPat = new Regex(@"\d");
bool error = true;
while (rdr.Peek() != -1 && error)
{
String[] fields = rdr.ReadLine().Split('|');
error = true;
//this is for the books
if (fields.Length != 6)
{
MessageBox.Show(null, "Error reading from file, invalid Book data", "Error",
MessageBoxButtons.OK, MessageBoxIcon.Error);
error = false;
}
else
{
Book lineBook = new Book();
if (fields[0].Equals("Print", StringComparison.OrdinalIgnoreCase))
{
lineBook.Type = BookType.Print;
}
else if (fields[0].Equals("Digital", StringComparison.OrdinalIgnoreCase))
{
lineBook.Type = BookType.Digital;
}
else
{
error = false;
MessageBox.Show(null, "Error reading from file, invalid Book data", "Error",
MessageBoxButtons.OK, MessageBoxIcon.Error);
}
lineBook.Title = fields[1];
lineBook.Author = fields[2];
lineBook.CoAuthor = fields[3];
//do category same as type basically
if (fields[4].Equals("History", StringComparison.OrdinalIgnoreCase))
{
lineBook.Category = Category.History;
}
if (fields[4].Equals("Biography", StringComparison.OrdinalIgnoreCase))
{
lineBook.Category = Category.Biography;
}
if (fields[4].Equals("Science and technology", StringComparison.OrdinalIgnoreCase))
{
lineBook.Category = Category.Science_Technology;
}
if (fields[4].Equals("Scienceandtechnology", StringComparison.OrdinalIgnoreCase))
{
lineBook.Category = Category.Science_Technology;
}
if (fields[4].Equals("Science_and_technology", StringComparison.OrdinalIgnoreCase))
{
lineBook.Category = Category.Science_Technology;
}
if (fields[4].Equals("Science_technology", StringComparison.OrdinalIgnoreCase))
{
lineBook.Category = Category.Science_Technology;
}
if (fields[4].Equals("Textbook", StringComparison.OrdinalIgnoreCase))
{
lineBook.Category = Category.TextBook;
}
if (fields[4].Equals("Mystery", StringComparison.OrdinalIgnoreCase))
{
lineBook.Category = Category.Mystery;
}
if (fields[4].Equals("Comedy", StringComparison.OrdinalIgnoreCase))
{
lineBook.Category = Category.Comedy;
}
if (fields[4].Equals("Other", StringComparison.OrdinalIgnoreCase))
{
lineBook.Category = Category.Other;
}
decimal price_holder;
bool lineBookPriceBool = Decimal.TryParse(fields[5], out price_holder);
if (!lineBookPriceBool)
{
error = false;
MessageBox.Show(null, "Error reading from file, invalid Book data", "Error",
MessageBoxButtons.OK, MessageBoxIcon.Error);
}
else
{
lineBook.Price = price_holder;
}
if (error)
{
for (int i = 0; i < personalLibrary.BooksCount; i++)
{
if (personalLibrary.BooksCount > 0)
{
if (lineBook.GetHashCode().Equals(personalLibrary[i].GetHashCode()))
{
error = false;
MessageBox.Show(null, "Book duplicate", "Error",
MessageBoxButtons.OK, MessageBoxIcon.Error);
}
}
}
}
if (error)
{
personalLibrary = personalLibrary + lineBook;
}
if (error)
{
BooksListBox.Items.Add(lineBook.Title);
}
}
//if there was an error reset the fields
if (!error)
{
Array.Clear(fields, 0, fields.Length);
}
if (error)
{
personalLibrary.SaveNeeded = true;
}
if (!personalLibrary.SaveNeeded)
{
toolStripSaveInfo.Text = "| Save: Not Needed";
}
if (personalLibrary.SaveNeeded)
{
toolStripSaveInfo.Text = "| Save: Needed";
}
if (error)
{
toolStripSortInfo.Text = "| Sort: Needed";
}
toolStripNumBooksInfo.Text = "| Number of books in the library: " + personalLibrary.BooksCount.ToString();
}
}
catch (Exception exc)
{
MessageBox.Show(null, "Error reading from file", "Error", MessageBoxButtons.OK, MessageBoxIcon.Error);
}
finally
{
if (rdr != null)
{
rdr.Close();
}
}
}
}
else
{
MessageBox.Show(null, "Enter info first", "Error", MessageBoxButtons.OK, MessageBoxIcon.Error);
}
}
