public IpSecurityListViewItem(IpSecurityItem item, IpSecurityPage page)
: base(item.Allowed ? "Allow" : "Deny")
{
Item = item;
_page = page;
SubItems.Add(new ListViewSubItem(this, item.Mask == string.Empty ? item.Address : string.Format("{0}({1})", item.Address, item.Mask)));
SubItems.Add(new ListViewSubItem(this, item.Flag));
}
public NewRestrictionDialog(IServiceProvider serviceProvider, bool allowed, IpSecurityFeature feature)
: base(serviceProvider)
{
InitializeComponent();
Text = allowed ? "Add Allow Restriction Rule" : "Add Deny Restriction Rule";
txtDescription.Text = allowed
? "Allow access for the following IP address or domain name:"
: "Deny access for the following IP address or domain name:";
var container = new CompositeDisposable();
FormClosed += (sender, args) => container.Dispose();
container.Add(
Observable.FromEventPattern <EventArgs>(rbAddress, "CheckedChanged")
.Merge(Observable.FromEventPattern <EventArgs>(rbRange, "CheckedChanged"))
.Sample(TimeSpan.FromSeconds(1))
.Subscribe(evt =>
{
txtAddress.Enabled = rbAddress.Checked;
txtRange.Enabled = rbRange.Checked;
txtMask.Enabled = rbRange.Checked;
}));
container.Add(
Observable.FromEventPattern <EventArgs>(btnOK, "Click")
.Subscribe(evt =>
{
if (rbAddress.Checked)
{
IPAddress result;
var passed = IPAddress.TryParse(txtAddress.Text, out result);
if (!passed)
{
MessageBox.Show(string.Format("'{0}' is an invalid IP address.", txtAddress.Text), Text, MessageBoxButtons.OK, MessageBoxIcon.Exclamation);
return;
}
Item = new IpSecurityItem(null);
Item.Address = txtAddress.Text;
Item.Mask = string.Empty;
Item.Allowed = allowed;
if (feature.Items.Any(item => item.Match(Item)))
{
ShowMessage(
"A restriction for this domain name or IP address already exists.",
MessageBoxButtons.OK,
MessageBoxIcon.Error,
MessageBoxDefaultButton.Button1);
return;
}
DialogResult = DialogResult.OK;
return;
}
IPAddress result1;
var passed1 = IPAddress.TryParse(txtRange.Text, out result1);
if (!passed1)
{
ShowMessage(
string.Format("'{0}' is an invalid IP address.", txtRange.Text),
MessageBoxButtons.OK,
MessageBoxIcon.Exclamation,
MessageBoxDefaultButton.Button1);
return;
}
var passed2 = IPAddress.TryParse(txtMask.Text, out result1);
if (!passed2)
{
int value;
var passed3 = int.TryParse(txtMask.Text, out value);
if (!passed3 ||
(result1.AddressFamily == AddressFamily.InterNetwork &&
(value < 0 || value > 32)) ||
(result1.AddressFamily == AddressFamily.InterNetworkV6 &&
(value < 0 || value > 128)))
{
ShowMessage(
string.Format(
"'{0}' is an invalid subnet mask. It must be a valid IP address or an integer value between 0-32 for IPv4 ad 0-128 for IPv6.",
txtMask.Text),
MessageBoxButtons.OK,
MessageBoxIcon.Exclamation,
MessageBoxDefaultButton.Button1);
return;
}
}
Item = new IpSecurityItem(null);
Item.Address = txtRange.Text;
Item.Mask = txtMask.Text;
Item.Allowed = allowed;
if (feature.Items.Any(item => item.Match(Item)))
{
ShowMessage(
"A restriction for this domain name or IP address already exists.",
MessageBoxButtons.OK,
MessageBoxIcon.Error,
MessageBoxDefaultButton.Button1);
return;
}
DialogResult = DialogResult.OK;
}));
}
