private void protectFileToolStripMenuItem_Click(object sender, EventArgs e)
{
OpenFileDialog open = new OpenFileDialog();
open.Title = "Protect file";
open.Filter = "Media file|*.mp4";
open.Multiselect = false;
DialogResult rst = open.ShowDialog(this);
if (rst == DialogResult.OK)
{
FileInfo file = new FileInfo(open.FileName);
if (!MediaHash.Protect(file))
{
MessageBox.Show(this,
Properties.Resources.protect_fail,
Properties.Resources.protect_title,
MessageBoxButtons.OK, MessageBoxIcon.Error);
}
else
{
MessageBox.Show(this,
Properties.Resources.protect_success,
Properties.Resources.protect_title,
MessageBoxButtons.OK, MessageBoxIcon.Information);
}
}
}
private bool ValidateMedia(FileInfo file)
{
bool allow = true;
// checking if the extension is container of our choice (mp4)
if (file.Extension.Equals(".mp4", StringComparison.OrdinalIgnoreCase))
{
try {
switch (MediaHash.Validate(file))
{
case MediaProtection.Unknow:
// checking if file not protected
if (MessageBox.Show(this, Properties.Resources.err_msg_unknow,
Properties.Resources.err_title_unknow,
MessageBoxButtons.YesNo, MessageBoxIcon.Warning) == DialogResult.No)
{
allow = false;
}
break;
case MediaProtection.Modified:
// checking if the file is modified
if (MessageBox.Show(this, Properties.Resources.err_msg_modified,
Properties.Resources.err_title_modified,
MessageBoxButtons.YesNo, MessageBoxIcon.Warning) == DialogResult.No)
{
allow = false;
}
break;
case MediaProtection.Protected:
// good to go
break;
}
} catch {
MessageBox.Show(this, Properties.Resources.validate_error_msg,
Properties.Resources.validate_error,
MessageBoxButtons.OK, MessageBoxIcon.Error);
allow = false;
}
}
return(allow);
}
private void validateFileToolStripMenuItem_Click(object sender, EventArgs e)
{
OpenFileDialog open = new OpenFileDialog();
open.Title = "Validate file";
open.Filter = "Media file|*.mp4";
open.Multiselect = false;
DialogResult rst = open.ShowDialog(this);
if (rst == DialogResult.OK)
{
FileInfo file = new FileInfo(open.FileName);
switch (MediaHash.Validate(file))
{
case MediaProtection.Unknow:
MessageBox.Show(this,
Properties.Resources.validate_msg_unknow,
Properties.Resources.validate_title_unknow,
MessageBoxButtons.OK, MessageBoxIcon.Information);
break;
case MediaProtection.Modified:
MessageBox.Show(this,
Properties.Resources.validate_msg_modified,
Properties.Resources.validate_title_modified,
MessageBoxButtons.OK, MessageBoxIcon.Information);
break;
case MediaProtection.Protected:
MessageBox.Show(this,
Properties.Resources.validate_msg_protected,
Properties.Resources.validate_title_protected,
MessageBoxButtons.OK, MessageBoxIcon.Information);
break;
}
}
}