private void UpdateUI(HttpErrorsItem item)
{
cbLocalize.Checked = !string.IsNullOrEmpty(item.Prefix);
var mode = item.Response;
if (mode == "File")
{
txtStatic.Text = string.IsNullOrEmpty(item.Prefix) ? item.Path : item.FullPath;
txtStatic.ReadOnly = cbLocalize.Checked;
txtExecute.Text = string.Empty;
txtRedirect.Text = string.Empty;
}
else if (mode == "ExecuteURL")
{
txtStatic.Text = string.Empty;
txtExecute.Text = Item.Path;
txtRedirect.Text = string.Empty;
}
else
{
txtStatic.Text = string.Empty;
txtExecute.Text = string.Empty;
txtRedirect.Text = Item.Path;
}
txtExecute.Enabled = mode == "ExecuteURL";
txtRedirect.Enabled = mode == "Redirect";
cbLocalize.Enabled = btnSet.Enabled = txtStatic.Enabled = mode == "File";
}
public CustomErrorsListViewItem(HttpErrorsItem item, HttpErrorsPage page)
: base(item.Code)
{
Item = item;
_page = page;
SubItems.Add(new ListViewSubItem(this, item.FullPath));
SubItems.Add(new ListViewSubItem(this, item.Response));
SubItems.Add(new ListViewSubItem(this, item.Flag));
}
public LocalErrorDialog(IServiceProvider serviceProvider, HttpErrorsItem item, HttpErrorsFeature feature)
: base(serviceProvider)
{
InitializeComponent();
txtDirectory.Text = item.Prefix;
txtPath.Text = item.Path;
var container = new CompositeDisposable();
FormClosed += (sender, args) => container.Dispose();
container.Add(
Observable.FromEventPattern <EventArgs>(btnBrowse, "Click")
.ObserveOn(System.Threading.SynchronizationContext.Current)
.Subscribe(evt =>
{
DialogHelper.ShowBrowseDialog(txtDirectory, null);
}));
container.Add(
Observable.FromEventPattern <EventArgs>(btnOK, "Click")
.ObserveOn(System.Threading.SynchronizationContext.Current)
.Subscribe(evt =>
{
item.Prefix = txtDirectory.Text;
item.Path = txtPath.Text;
DialogResult = DialogResult.OK;
}));
container.Add(
Observable.FromEventPattern <CancelEventArgs>(this, "HelpButtonClicked")
.ObserveOn(System.Threading.SynchronizationContext.Current)
.Subscribe(EnvironmentVariableTarget =>
{
feature.ShowHelp();
}));
}
public NewErrorDialog(IServiceProvider serviceProvider, HttpErrorsItem item, HttpErrorsFeature feature)
: base(serviceProvider)
{
InitializeComponent();
txtStatusCode.ReadOnly = item != null;
if (item != null)
{
txtStatusCode.Text = item.Code;
}
Text = item == null ? "Add Custom Error Page" : "Edit Custom Error Page";
Item = item ?? new HttpErrorsItem(null);
var mode = Item.Response;
rbStatic.Checked = mode == "File";
rbExecute.Checked = mode == "ExecuteURL";
rbRedirect.Checked = mode == "Redirect";
UpdateUI(Item);
var container = new CompositeDisposable();
FormClosed += (sender, args) => container.Dispose();
container.Add(
Observable.FromEventPattern <EventArgs>(txtStatusCode, "TextChanged")
.Merge(Observable.FromEventPattern <EventArgs>(txtRedirect, "TextChanged"))
.Merge(Observable.FromEventPattern <EventArgs>(txtExecute, "TextChanged"))
.Merge(Observable.FromEventPattern <EventArgs>(txtStatic, "TextChanged"))
.Sample(TimeSpan.FromSeconds(1))
.ObserveOn(System.Threading.SynchronizationContext.Current)
.Subscribe(evt =>
{
btnOK.Enabled = !string.IsNullOrWhiteSpace(txtStatusCode.Text) &&
!(string.IsNullOrWhiteSpace(txtExecute.Text) && string.IsNullOrWhiteSpace(txtStatic.Text) && string.IsNullOrWhiteSpace(txtRedirect.Text));
}));
container.Add(
Observable.FromEventPattern <EventArgs>(btnOK, "Click")
.ObserveOn(System.Threading.SynchronizationContext.Current)
.Subscribe(evt =>
{
var index = txtStatusCode.Text.IndexOf('.');
if (index == -1)
{
int statusCode;
var statusParsed = int.TryParse(txtStatusCode.Text, out statusCode);
if (!statusParsed || statusCode < 100 || statusCode > 999)
{
ShowMessage(
string.Format(
"'{0}' is an invalid status code. Status codes must be numbers in the form of 400 or 400.1. Status codes must be between 100 and 999. Sub-status codes must be between 1 and 999.",
txtStatusCode.Text),
MessageBoxButtons.OK,
MessageBoxIcon.Error,
MessageBoxDefaultButton.Button1);
return;
}
Item.Status = uint.Parse(txtStatusCode.Text);
Item.Substatus = -1;
}
else
{
var status = index == 0 ? string.Empty : txtStatusCode.Text.Substring(0, index);
var substatus = index == txtStatusCode.Text.Length - 1 ? string.Empty : txtStatusCode.Text.Substring(index + 1);
uint statusCode;
var statusParsed = uint.TryParse(status, out statusCode);
int substatusCode;
var substatusParsed = int.TryParse(substatus, out substatusCode);
if (!statusParsed || statusCode < 100 || statusCode > 999 || !substatusParsed || substatusCode < 1 ||
substatusCode > 999)
{
ShowMessage(
string.Format(
"'{0}' is an invalid status code. Status codes must be numbers in the form of 400 or 400.1. Status codes must be between 100 and 999. Sub-status codes must be between 1 and 999.",
txtStatusCode.Text),
MessageBoxButtons.OK,
MessageBoxIcon.Error,
MessageBoxDefaultButton.Button1);
return;
}
Item.Status = statusCode;
Item.Substatus = substatusCode;
}
if (Item.Response == "Redirect")
{
Item.Path = txtRedirect.Text;
}
else if (Item.Response == "ExecuteURL")
{
if (!Item.Path.StartsWith("/", StringComparison.OrdinalIgnoreCase))
{
ShowMessage(
"The specific URL is invalid. It must be a relative URL path that begins with \"/\"",
MessageBoxButtons.OK,
MessageBoxIcon.Error,
MessageBoxDefaultButton.Button1);
return;
}
Item.Path = txtExecute.Text;
}
else
{
Item.Path = txtStatic.Text;
}
DialogResult = DialogResult.OK;
}));
container.Add(
Observable.FromEventPattern <EventArgs>(rbRedirect, "CheckedChanged")
.Merge(Observable.FromEventPattern <EventArgs>(rbExecute, "CheckedChanged"))
.Merge(Observable.FromEventPattern <EventArgs>(rbStatic, "CheckedChanged"))
.Sample(TimeSpan.FromSeconds(1))
.ObserveOn(System.Threading.SynchronizationContext.Current)
.Subscribe(evt =>
{
if (rbStatic.Checked)
{
Item.Response = "File";
}
else if (rbExecute.Checked)
{
Item.Response = "ExecuteURL";
}
else
{
Item.Response = "Redirect";
}
UpdateUI(Item);
}));
container.Add(
Observable.FromEventPattern <EventArgs>(btnSet, "Click")
.ObserveOn(System.Threading.SynchronizationContext.Current)
.Subscribe(evt =>
{
if (cbLocalize.Checked)
{
var dialog = new LocalErrorDialog(ServiceProvider, Item, feature);
if (dialog.ShowDialog() != DialogResult.OK)
{
return;
}
txtStatic.Text = Item.FullPath;
}
else
{
DialogHelper.ShowOpenFileDialog(txtStatic, string.Empty, null);
}
}));
container.Add(
Observable.FromEventPattern <EventArgs>(cbLocalize, "CheckedChanged")
.ObserveOn(System.Threading.SynchronizationContext.Current)
.Subscribe(evt =>
{
btnSet.Text = cbLocalize.Checked ? "Set..." : "Browse...";
txtStatic.Text = string.Empty;
txtStatic.ReadOnly = cbLocalize.Checked;
}));
container.Add(
Observable.FromEventPattern <CancelEventArgs>(this, "HelpButtonClicked")
.ObserveOn(System.Threading.SynchronizationContext.Current)
.Subscribe(EnvironmentVariableTarget =>
{
feature.ShowHelp();
}));
}