2013-11-03 23:53:49 +13:00
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#region License Information (GPL v3)
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/*
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ShareX - A program that allows you to take screenshots and share any file type
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2014-01-12 20:25:51 +13:00
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Copyright (C) 2008-2014 ShareX Developers
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2013-11-03 23:53:49 +13:00
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This program is free software; you can redistribute it and/or
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modify it under the terms of the GNU General Public License
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as published by the Free Software Foundation; either version 2
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of the License, or (at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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Optionally you can also view the license at <http://www.gnu.org/licenses/>.
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*/
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#endregion License Information (GPL v3)
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using HelpersLib.Properties;
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using System;
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using System.Diagnostics;
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using System.Drawing;
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using System.Drawing.Drawing2D;
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using System.Globalization;
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using System.IO;
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using System.Net;
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using System.Threading;
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using System.Web;
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using System.Windows.Forms;
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namespace HelpersLib
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{
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public partial class UpdaterForm : Form
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{
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public string URL { get; set; }
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public string Filename { get; set; }
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public string SavePath { get; private set; }
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public IWebProxy Proxy { get; set; }
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public string Changelog { get; set; }
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public string AcceptHeader { get; set; }
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public bool AutoStartDownload { get; set; }
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public InstallType InstallType { get; set; }
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public bool AutoStartInstall { get; set; }
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public DownloaderFormStatus Status { get; private set; }
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private FileDownloader fileDownloader;
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private FileStream fileStream;
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private Rectangle fillRect;
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private UpdaterForm()
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{
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InitializeComponent();
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Icon = ShareXResources.Icon;
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fillRect = new Rectangle(0, 0, ClientSize.Width, ClientSize.Height);
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UpdateFormSize();
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ChangeStatus("Waiting.");
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Status = DownloaderFormStatus.Waiting;
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AutoStartDownload = true;
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InstallType = InstallType.Silent;
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AutoStartInstall = true;
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}
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2013-11-28 12:18:00 +13:00
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public UpdaterForm(UpdateChecker updateChecker)
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: this()
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{
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URL = updateChecker.UpdateInfo.DownloadURL;
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Proxy = updateChecker.Proxy;
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Filename = updateChecker.UpdateInfo.Filename;
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lblFilename.Text = "Filename: " + Filename;
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if (updateChecker is GitHubUpdateChecker)
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{
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AcceptHeader = "application/octet-stream";
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}
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}
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private void UpdaterForm_Paint(object sender, PaintEventArgs e)
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{
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Graphics g = e.Graphics;
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using (LinearGradientBrush brush = new LinearGradientBrush(fillRect, Color.FromArgb(80, 80, 80), Color.FromArgb(50, 50, 50), LinearGradientMode.Vertical))
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{
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g.FillRectangle(brush, fillRect);
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}
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}
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private void DownloaderForm_Shown(object sender, EventArgs e)
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{
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if (AutoStartDownload)
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{
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StartDownload();
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}
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}
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private void btnAction_MouseClick(object sender, MouseEventArgs e)
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{
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if (e.Button == MouseButtons.Left)
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{
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if (Status == DownloaderFormStatus.Waiting)
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{
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StartDownload();
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}
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else if (Status == DownloaderFormStatus.DownloadCompleted)
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{
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Install();
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}
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else
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{
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Close();
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}
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}
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}
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public void Install()
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{
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if (Status == DownloaderFormStatus.DownloadCompleted)
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{
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Status = DownloaderFormStatus.InstallStarted;
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btnAction.Enabled = false;
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RunInstallerWithDelay();
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Close();
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}
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}
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// This function will give time for ShareX to close so installer won't tell ShareX is already running
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private void RunInstallerWithDelay(int delay = 1000)
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{
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Thread thread = new Thread(() =>
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{
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Thread.Sleep(delay);
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RunInstaller();
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});
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thread.Start();
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}
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private void RunInstaller()
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{
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try
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{
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ProcessStartInfo psi = new ProcessStartInfo(SavePath);
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if (InstallType == InstallType.Silent)
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{
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psi.Arguments = "/SILENT";
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}
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else if (InstallType == InstallType.VerySilent)
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{
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psi.Arguments = "/VERYSILENT";
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}
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psi.Verb = "runas";
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psi.UseShellExecute = true;
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Process.Start(psi);
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}
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catch { }
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}
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private void ChangeStatus(string status)
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{
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lblStatus.Text = "Status: " + status;
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}
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private void ChangeProgress()
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{
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if (fileDownloader != null)
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{
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pbProgress.Value = (int)Math.Round(fileDownloader.DownloadPercentage);
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lblProgress.Text = String.Format(CultureInfo.CurrentCulture,
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"Progress: {0:0.##}%\nDownload speed: {1:0.##} kB/s\nFile size: {2:n0} / {3:n0} kB",
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fileDownloader.DownloadPercentage, fileDownloader.DownloadSpeed / 1024, fileDownloader.DownloadedSize / 1024,
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fileDownloader.FileSize / 1024);
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}
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}
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private void StartDownload()
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{
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if (!string.IsNullOrEmpty(URL) && Status == DownloaderFormStatus.Waiting)
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{
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Status = DownloaderFormStatus.DownloadStarted;
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btnAction.Text = "Cancel";
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SavePath = Path.Combine(Path.GetTempPath(), Filename);
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fileStream = new FileStream(SavePath, FileMode.Create, FileAccess.Write, FileShare.Read);
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fileDownloader = new FileDownloader(URL, fileStream, Proxy, AcceptHeader);
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fileDownloader.FileSizeReceived += (v1, v2) => ChangeProgress();
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fileDownloader.DownloadStarted += (v1, v2) => ChangeStatus("Download started.");
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fileDownloader.ProgressChanged += (v1, v2) => ChangeProgress();
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fileDownloader.DownloadCompleted += fileDownloader_DownloadCompleted;
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fileDownloader.ExceptionThrowed += (v1, v2) => ChangeStatus(fileDownloader.LastException.Message);
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fileDownloader.StartDownload();
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ChangeStatus("Getting file size.");
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}
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}
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private void UpdateFormSize()
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{
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if (cbShowChangelog.Checked)
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{
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ClientSize = new Size(fillRect.Width, fillRect.Height);
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}
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else
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{
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ClientSize = new Size(fillRect.Width, txtChangelog.Location.Y - 3);
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}
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}
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private void fileDownloader_DownloadCompleted(object sender, EventArgs e)
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{
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ChangeStatus("Download completed.");
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Status = DownloaderFormStatus.DownloadCompleted;
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btnAction.Text = "Install";
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if (AutoStartInstall)
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{
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Install();
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}
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}
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private void cbShowChangelog_CheckedChanged(object sender, EventArgs e)
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{
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UpdateFormSize();
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}
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private void UpdaterForm_FormClosing(object sender, FormClosingEventArgs e)
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{
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if (Status == DownloaderFormStatus.DownloadStarted && fileDownloader != null)
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{
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fileDownloader.StopDownload();
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}
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}
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}
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}
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