protected void Page_Load(object sender, EventArgs e)
{
this.Page.Title = "vCard Browser";
lblMsg.Text = String.Empty;
VCardCollection vc = (VCardCollection)Session["VCards"];
// Load a default set of vCards on first use and store them in the session if not already there and
// bind them to the data grid.
if (!Page.IsPostBack || vc == null)
{
if (vc == null)
{
if (Page.IsPostBack)
{
lblMsg.Text = "Session appears to have timed out. Default vCards loaded.";
}
vc = VCardParser.ParseFromFile(Server.MapPath("RFC2426.vcf"));
vc.Sort(VCardSorter);
Session["VCards"] = vc;
}
dgVCards.DataSource = vc;
dgVCards.DataBind();
}
}
/// <summary>
/// This handles various commands for the data grid
/// </summary>
/// <param name="source">The source of the event</param>
/// <param name="e">The event arguments</param>
protected void dgVCards_ItemCommand(object source, DataGridCommandEventArgs e)
{
VCardCollection vc = (VCardCollection)Session["VCards"];
switch (e.CommandName)
{
case "Add":
vc.Add(new VCard());
Response.Redirect(String.Format("VCardDetails.aspx?Index={0}", vc.Count - 1));
break;
case "Edit":
if (e.Item.ItemIndex < vc.Count)
{
Response.Redirect(String.Format("VCardDetails.aspx?Index={0}", e.Item.ItemIndex));
}
break;
case "Download":
if (vc.Count == 0)
{
lblMsg.Text = "No vCards to download";
}
else
{
// This is only applicable for vCard 2.1
switch (cboPropEncoding.SelectedIndex)
{
case 0:
BaseProperty.DefaultEncoding = new UTF8Encoding(false, false);
break;
case 1:
BaseProperty.DefaultEncoding = Encoding.GetEncoding("iso-8859-1");
break;
default:
BaseProperty.DefaultEncoding = new ASCIIEncoding();
break;
}
// Send the file to the user
this.Response.ClearContent();
this.Response.ContentType = "text/x-vcard";
this.Response.AppendHeader("Content-Disposition", "inline;filename=VCards.vcf");
// The collection can be written directly to the stream. Note that more likely than not,
// it will be written as UTF-8 encoded data.
vc.WriteToStream(Response.Output);
Response.End();
}
break;
}
}
/// <summary>
/// Open a vCard file
/// </summary>
/// <param name="sender">The sender of the event</param>
/// <param name="e">The event arguments</param>
private void miOpen_Click(object sender, EventArgs e)
{
if (wasModified && MessageBox.Show("Do you want to discard your changes to the current vCards?",
"Discard Changes", MessageBoxButtons.YesNo, MessageBoxIcon.Question,
MessageBoxDefaultButton.Button2) == DialogResult.No)
{
return;
}
using (OpenFileDialog dlg = new OpenFileDialog())
{
dlg.Title = "Load vCard File";
dlg.DefaultExt = "vcf";
dlg.Filter = "VCF files (*.vcf)|*.vcf|All files (*.*)|*.*";
dlg.InitialDirectory = Path.GetFullPath(Path.Combine(
Environment.CurrentDirectory, @"..\..\..\..\..\PDIFiles"));
if (dlg.ShowDialog() == DialogResult.OK)
{
try
{
this.Cursor = Cursors.WaitCursor;
// Parse the vCard information from the file and load the data grid with some basic
// information about the vCards in it.
vCards = VCardParser.ParseFromFile(dlg.FileName);
this.LoadGridWithVCards();
lblFilename.Text = dlg.FileName;
}
catch (Exception ex)
{
string error = String.Format("Unable to load vCards:\n{0}", ex.Message);
if (ex.InnerException != null)
{
error += ex.InnerException.Message + "\n";
if (ex.InnerException.InnerException != null)
{
error += ex.InnerException.InnerException.Message;
}
}
System.Diagnostics.Debug.Write(ex);
MessageBox.Show(error, "Error", MessageBoxButtons.OK, MessageBoxIcon.Error);
}
finally
{
this.Cursor = Cursors.Default;
}
}
}
}
/// <summary>
/// Delete a vCard from the collection
/// </summary>
/// <param name="source">The source of the event</param>
/// <param name="e">The event arguments</param>
protected void dgVCards_DeleteCommand(object source, DataGridCommandEventArgs e)
{
VCardCollection vc = (VCardCollection)Session["VCards"];
if (e.Item.ItemIndex < vc.Count)
{
vc.RemoveAt(e.Item.ItemIndex);
}
dgVCards.DataSource = vc;
dgVCards.DataBind();
}
//=====================================================================
/// <summary>
/// Constructor
/// </summary>
public VCardBrowserForm()
{
InitializeComponent();
tbcVersion.HeaderCell.Style.Alignment = DataGridViewContentAlignment.MiddleCenter;
// The string format to use when drawing the status text
sf = new StringFormat(StringFormatFlags.NoWrap);
sf.Alignment = StringAlignment.Center;
sf.LineAlignment = StringAlignment.Center;
sf.Trimming = StringTrimming.EllipsisCharacter;
dgvCards.AutoGenerateColumns = false;
tbcLastRevision.DefaultCellStyle.Format = CultureInfo.CurrentCulture.DateTimeFormat.ShortDatePattern + " " +
CultureInfo.CurrentCulture.DateTimeFormat.ShortTimePattern;
cboVersion.SelectedIndex = 0;
vCards = new VCardCollection();
LoadGridWithVCards();
}
//=====================================================================
/// <summary>
/// Constructor
/// </summary>
public VCardBrowserForm()
{
InitializeComponent();
tbcVersion.HeaderCell.Style.Alignment = DataGridViewContentAlignment.MiddleCenter;
// The string format to use when drawing the status text
sf = new StringFormat(StringFormatFlags.NoWrap);
sf.Alignment = StringAlignment.Center;
sf.LineAlignment = StringAlignment.Center;
sf.Trimming = StringTrimming.EllipsisCharacter;
dgvCards.AutoGenerateColumns = false;
tbcLastRevision.DefaultCellStyle.Format = CultureInfo.CurrentCulture.DateTimeFormat.ShortDatePattern + " " +
CultureInfo.CurrentCulture.DateTimeFormat.ShortTimePattern;
cboVersion.SelectedIndex = 0;
vCards = new VCardCollection();
LoadGridWithVCards();
}
/// <summary>
/// Open a vCard file
/// </summary>
/// <param name="sender">The sender of the event</param>
/// <param name="e">The event arguments</param>
private void miOpen_Click(object sender, EventArgs e)
{
if(wasModified && MessageBox.Show("Do you want to discard your changes to the current vCards?",
"Discard Changes", MessageBoxButtons.YesNo, MessageBoxIcon.Question,
MessageBoxDefaultButton.Button2) == DialogResult.No)
return;
using(OpenFileDialog dlg = new OpenFileDialog())
{
dlg.Title = "Load vCard File";
dlg.DefaultExt = "vcf";
dlg.Filter = "VCF files (*.vcf)|*.vcf|All files (*.*)|*.*";
dlg.InitialDirectory = Path.GetFullPath(Path.Combine(
Environment.CurrentDirectory, @"..\..\..\..\..\PDIFiles"));
if(dlg.ShowDialog() == DialogResult.OK)
{
try
{
this.Cursor = Cursors.WaitCursor;
// Parse the vCard information from the file and load the data grid with some basic
// information about the vCards in it.
vCards = VCardParser.ParseFromFile(dlg.FileName);
this.LoadGridWithVCards();
lblFilename.Text = dlg.FileName;
}
catch(Exception ex)
{
string error = String.Format("Unable to load vCards:\n{0}", ex.Message);
if(ex.InnerException != null)
{
error += ex.InnerException.Message + "\n";
if(ex.InnerException.InnerException != null)
error += ex.InnerException.InnerException.Message;
}
System.Diagnostics.Debug.Write(ex);
MessageBox.Show(error, "Error", MessageBoxButtons.OK, MessageBoxIcon.Error);
}
finally
{
this.Cursor = Cursors.Default;
}
}
}
}
/// <summary>
/// Save changes and return to the vCard list
/// </summary>
/// <param name="sender">The sender of the event</param>
/// <param name="e">The event arguments</param>
protected void btnSave_Click(object sender, EventArgs e)
{
if (!Page.IsValid)
{
return;
}
VCardCollection vc = (VCardCollection)Session["VCards"];
// Not very friendly, but it's just a demo
if (vc == null)
{
Response.Redirect("VCardBrowser.aspx");
return;
}
VCard vCard = vc[(int)this.ViewState["VCardIndex"]];
// General properties. Unique ID is not changed. Last Revision is set to the current date and time.
vCard.Classification.Value = txtClass.Text.ToUpperInvariant();
vCard.LastRevision.DateTimeValue = DateTime.Now;
// Set the version based on the one selected
vCard.Version = (cboVersion.SelectedIndex == 0) ? SpecificationVersions.vCard21 :
SpecificationVersions.vCard30;
// Name properties
vCard.Name.FamilyName = txtLastName.Text;
vCard.Name.GivenName = txtFirstName.Text;
vCard.Name.AdditionalNames = txtMiddleName.Text;
vCard.Name.NamePrefix = txtTitle.Text;
vCard.Name.NameSuffix = txtSuffix.Text;
vCard.SortString.Value = txtSortString.Text;
vCard.FormattedName.Value = txtFormattedName.Text;
// We'll parse nicknames as a comma separated string
vCard.Nickname.NicknamesString = txtNickname.Text;
// Work
vCard.Organization.Name = txtOrganization.Text;
vCard.Title.Value = txtJobTitle.Text;
vCard.Role.Value = txtRole.Text;
// We'll parse units and categories as comma separated strings
vCard.Organization.UnitsString = txtUnits.Text;
vCard.Categories.CategoriesString = txtCategories.Text;
// Other
if (txtBirthDate.Text.Length == 0)
{
vCard.BirthDate.DateTimeValue = DateTime.MinValue;
}
else
{
// The web app is limited to date values only for now
vCard.BirthDate.DateTimeValue = Convert.ToDateTime(txtBirthDate.Text, CultureInfo.CurrentCulture);
vCard.BirthDate.ValueLocation = ValLocValue.Date;
}
// See if the new value is just an offset. If so, set the value type to UTC Offset.
try
{
vCard.TimeZone.TimeSpanValue = DateUtils.FromISO8601TimeZone(txtTimeZone.Text);
vCard.TimeZone.ValueLocation = ValLocValue.UtcOffset;
}
catch
{
vCard.TimeZone.ValueLocation = ValLocValue.Text;
vCard.TimeZone.Value = txtTimeZone.Text;
}
if (txtLatitude.Text.Length != 0 || txtLongitude.Text.Length != 0)
{
vCard.GeographicPosition.Latitude = Convert.ToDouble(txtLatitude.Text, CultureInfo.CurrentCulture);
vCard.GeographicPosition.Longitude = Convert.ToDouble(txtLongitude.Text, CultureInfo.CurrentCulture);
}
else
{
vCard.GeographicPosition.Latitude = vCard.GeographicPosition.Longitude = 0.0F;
}
vCard.Url.Value = txtWebPage.Text;
if (txtComments.Text.Length != 0)
{
if (vCard.Notes.Count != 0)
{
vCard.Notes[0].Value = txtComments.Text;
}
else
{
vCard.Notes.Add(txtComments.Text);
}
}
else
if (vCard.Notes.Count != 0)
{
vCard.Notes.RemoveAt(0);
}
Response.Redirect("VCardBrowser.aspx");
}
public static IEnumerable <VCardDto> CollectionToDtoes(VCardCollection vCards)
{
return(from vCard in vCards
select VCardToDto(vCard, new VCardDto()));
}
//=====================================================================
/// <summary>
/// Default constructor
/// </summary>
/// <overloads>There are two overloads for the constructor</overloads>
public VCardParser()
{
vCards = new VCardCollection();
}
//=====================================================================
/// <summary>
/// Default constructor
/// </summary>
/// <overloads>There are two overloads for the constructor</overloads>
public VCardParser()
{
vCards = new VCardCollection();
}
