pxt-calliope/clients/winuploader/Microbit.Uploader/MainForm.cs

268 lines
9.0 KiB
C#
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using Microsoft.Win32;
using System;
using System.Collections.Generic;
using System.Diagnostics;
using System.Drawing;
using System.IO;
using System.Security;
using System.Threading;
using System.Windows.Forms;
namespace Microsoft.MicroBit
{
internal partial class MainForm : Form
{
FileSystemWatcher watcher;
private string customcopypath = "";
public MainForm()
{
InitializeComponent();
var v = typeof(MainForm).Assembly.GetName().Version;
this.versionLabel.Text = "v" + v.Major + "." + v.Minor;
}
private void MainForm_Load(object sender, EventArgs e)
{
this.initializeFileWatch();
customcopypath = (string)Application.UserAppDataRegistry.GetValue("CustomDirectory", "");
this.openEditor();
}
private void openEditor()
{
// lanch editor
try { Process.Start("https://codethemicrobit.com#uploader"); } catch (Exception) { }
}
private void initializeFileWatch()
{
if (!checkTOU()) return;
var downloads = KnownFoldersNativeMethods.GetDownloadPath();
if (downloads == null)
{
this.updateStatus("oops, can't find the `Downloads` folder");
return;
}
this.watcher = new FileSystemWatcher(downloads);
this.watcher.Renamed += (sender, e) => this.handleFileEvent(e);
this.watcher.Created += (sender, e) => this.handleFileEvent(e);
this.watcher.EnableRaisingEvents = true;
this.waitingForHexFileStatus();
}
private void waitingForHexFileStatus()
{
this.updateStatus("waiting for .hex file...");
this.trayIcon.ShowBalloonTip(3000, "ready...", "waiting for .hex file...", ToolTipIcon.None);
}
static bool checkTOU()
{
var v = (int)Application.UserAppDataRegistry.GetValue("TermOfUse", 0);
if (v != 1)
{
using (var f = new LicenseDialog())
{
var r = f.ShowDialog();
if (r != DialogResult.Yes)
{
Application.Exit();
return false;
}
}
Application.UserAppDataRegistry.SetValue("TermOfUse", 1, RegistryValueKind.DWord);
}
return true;
}
delegate void Callback();
private void updateStatus(string value)
{
Callback a = (Callback)(() =>
{
this.statusLabel.Text = value;
this.trayIcon.Text = value;
});
this.Invoke(a);
}
void handleFileEvent(FileSystemEventArgs e)
{
this.handleFile(e.FullPath);
}
volatile int copying;
void handleFile(string fullPath)
{
try
{
// In case this is data-url download, at least Chrome will not rename file, but instead write to it
// directly. This mean we may catch it in the act. Let's leave it some time to finish writing.
Thread.Sleep(500);
var info = new System.IO.FileInfo(fullPath);
Trace.WriteLine("download: " + info.FullName);
if (info.Extension != ".hex") return;
var infoName = info.Name;
Trace.WriteLine("download name: " + info.Name);
if (!infoName.StartsWith("microbit-", StringComparison.OrdinalIgnoreCase)) return;
if (info.Name.EndsWith(".uploaded.hex", StringComparison.OrdinalIgnoreCase)) return;
if (info.Length > 1000000) return; // make sure we don't try to copy large files
// already copying?
if (Interlocked.Exchange(ref this.copying, 1) == 1)
return;
try
{
var driveletters = getMicrobitDrives();
List<String> drives = new List<String>();
foreach (var d in driveletters)
{
drives.Add(d.RootDirectory.FullName);
}
if (!String.IsNullOrEmpty(customcopypath) && Directory.Exists(customcopypath))
{
drives.Add(customcopypath);
}
if (drives.Count == 0)
{
this.updateStatus("no board found");
this.trayIcon.ShowBalloonTip(3000, "cancelled uploading...", "no board found", ToolTipIcon.None);
return;
}
this.updateStatus("uploading .hex file");
this.trayIcon.ShowBalloonTip(3000, "uploading...", "uploading .hex file", ToolTipIcon.None);
// copy to all boards
copyFirmware(info.FullName, drives);
// move away hex file
var temp = System.IO.Path.ChangeExtension(info.FullName, ".uploaded.hex");
try
{
File.Copy(info.FullName, temp, true);
File.Delete(info.FullName);
}
catch (IOException) { }
catch (NotSupportedException) { }
catch (UnauthorizedAccessException) { }
catch (ArgumentException) { }
// update ui
this.updateStatus("uploading done");
this.waitingForHexFileStatus();
}
finally
{
Interlocked.Exchange(ref this.copying, 0);
}
}
catch (IOException) { }
catch (NotSupportedException) { }
catch (UnauthorizedAccessException) { }
catch (ArgumentException) { }
}
static void copyFirmware(string file, List<string> drives)
{
var waitHandles = new List<WaitHandle>();
foreach (var drive in drives)
{
var ev = new AutoResetEvent(false);
waitHandles.Add(ev);
ThreadPool.QueueUserWorkItem((state) =>
{
try
{
var trg = System.IO.Path.Combine(drive, "firmware.hex");
File.Copy(file, trg, true);
}
catch (IOException) { }
catch (NotSupportedException) { }
catch (UnauthorizedAccessException) { }
catch (ArgumentException) { }
ev.Set();
}, ev);
}
//waits for all the threads (waitHandles) to call the .Set() method
//and inform that the execution has finished.
WaitHandle.WaitAll(waitHandles.ToArray());
}
static DriveInfo[] getMicrobitDrives()
{
var drives = System.IO.DriveInfo.GetDrives();
var r = new System.Collections.Generic.List<DriveInfo>();
foreach (var di in drives)
{
var label = getVolumeLabel(di);
if (label.StartsWith("MICROBIT", StringComparison.Ordinal))
r.Add(di);
}
return r.ToArray();
}
static string getVolumeLabel(DriveInfo di)
{
try { return di.VolumeLabel; }
catch (IOException) { }
catch (SecurityException) { }
catch (UnauthorizedAccessException) { }
return "";
}
private void trayIcon_Click(object sender, EventArgs e)
{
this.WindowState = FormWindowState.Minimized;
this.WindowState = FormWindowState.Normal;
this.Show();
this.Activate();
}
private void versionLabel_LinkClicked(object sender, LinkLabelLinkClickedEventArgs e)
{
try
{
Process.Start("https://codethemicrobit.com/uploader");
}
catch (IOException) { }
}
private void backgroundPictureBox_Click(object sender, EventArgs e)
{
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this.openEditor();
}
private void SettingsLabel_LinkClicked(object sender, LinkLabelLinkClickedEventArgs e)
{
var settings = new Settings(customcopypath);
settings.ShowDialog();
customcopypath = settings.CustomCopyPath;
Application.UserAppDataRegistry.SetValue("CustomDirectory", customcopypath, RegistryValueKind.String);
}
private void linkLabel1_LinkClicked(object sender, LinkLabelLinkClickedEventArgs e)
{
this.openEditor();
}
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private void pictureBox1_Click(object sender, EventArgs e)
{
this.openEditor();
}
}
}