Novetus_src/NovetusLauncher/NovetusFuncs/NovetusLoaderFuncs.cs

305 lines
9.9 KiB
C#

#region Usings
using System;
using System.IO;
using System.Windows.Forms;
using System.Linq;
using System.Text;
using Ionic.Zip;
using System.Net;
#endregion
#region Downloader
class Downloader
{
private readonly string fileURL;
private readonly string fileName;
private readonly string fileFilter;
private string downloadOutcome;
private static string downloadOutcomeException;
public Downloader(string url, string name, string filter)
{
fileName = name;
fileURL = url;
fileFilter = filter;
}
public Downloader(string url, string name)
{
fileName = name;
fileURL = url;
fileFilter = "";
}
public void setDownloadOutcome(string text)
{
downloadOutcome = text;
}
public string getDownloadOutcome()
{
return downloadOutcome;
}
public void InitDownload(string path, string fileext, string additionalText = "")
{
string downloadOutcomeAddText = additionalText;
string outputfilename = fileName + fileext;
string fullpath = path + "\\" + outputfilename;
try
{
int read = DownloadFile(fileURL, fullpath);
downloadOutcome = "File " + outputfilename + " downloaded! " + read + " bytes written! " + downloadOutcomeAddText + downloadOutcomeException;
}
catch (Exception ex)
{
downloadOutcome = "Error when downloading file: " + ex.Message;
}
}
public void InitDownload(string additionalText = "")
{
string downloadOutcomeAddText = additionalText;
SaveFileDialog saveFileDialog1 = new SaveFileDialog
{
FileName = fileName,
//"Compressed zip files (*.zip)|*.zip|All files (*.*)|*.*"
Filter = fileFilter,
Title = "Save " + fileName
};
if (saveFileDialog1.ShowDialog() == DialogResult.OK)
{
try
{
int read = DownloadFile(fileURL, saveFileDialog1.FileName);
downloadOutcome = "File " + Path.GetFileName(saveFileDialog1.FileName) + " downloaded! " + read + " bytes written! " + downloadOutcomeAddText + downloadOutcomeException;
}
catch (Exception ex)
{
downloadOutcome = "Error when downloading file: " + ex.Message;
}
}
}
private static int DownloadFile(string remoteFilename, string localFilename)
{
//credit to Tom Archer (https://www.codeguru.com/columns/dotnettips/article.php/c7005/Downloading-Files-with-the-WebRequest-and-WebResponse-Classes.htm)
//and Brokenglass (https://stackoverflow.com/questions/4567313/uncompressing-gzip-response-from-webclient/4567408#4567408)
// Function will return the number of bytes processed
// to the caller. Initialize to 0 here.
int bytesProcessed = 0;
// Assign values to these objects here so that they can
// be referenced in the finally block
Stream remoteStream = null;
Stream localStream = null;
WebResponse response = null;
// Use a try/catch/finally block as both the WebRequest and Stream
// classes throw exceptions upon error
//thanks to https://stackoverflow.com/questions/33761919/tls-1-2-in-net-framework-4-0 for the net 4.0 compatible TLS 1.1/1.2 code!
try
{
ServicePointManager.SecurityProtocol = SecurityProtocolType.Tls
| (SecurityProtocolType)3072
| (SecurityProtocolType)768
| SecurityProtocolType.Ssl3;
// Create a request for the specified remote file name
HttpWebRequest request = (HttpWebRequest)WebRequest.Create(remoteFilename);
request.UserAgent = "Roblox/WinINet";
request.Headers.Add(HttpRequestHeader.AcceptEncoding, "gzip,deflate");
request.AutomaticDecompression = DecompressionMethods.GZip | DecompressionMethods.Deflate;
if (request != null)
{
// Send the request to the server and retrieve the
// WebResponse object
response = request.GetResponse();
if (response != null)
{
// Once the WebResponse object has been retrieved,
// get the stream object associated with the response's data
remoteStream = response.GetResponseStream();
// Create the local file
localStream = File.Create(localFilename);
// Allocate a 1k buffer
byte[] buffer = new byte[1024];
int bytesRead;
// Simple do/while loop to read from stream until
// no bytes are returned
do
{
// Read data (up to 1k) from the stream
bytesRead = remoteStream.Read(buffer, 0, buffer.Length);
// Write the data to the local file
localStream.Write(buffer, 0, bytesRead);
// Increment total bytes processed
bytesProcessed += bytesRead;
} while (bytesRead > 0);
}
}
}
catch (Exception e)
{
downloadOutcomeException = " Exception detected: " + e.Message;
}
finally
{
// Close the response and streams objects here
// to make sure they're closed even if an exception
// is thrown at some point
if (response != null) response.Close();
if (remoteStream != null) remoteStream.Close();
if (localStream != null) localStream.Close();
}
// Return total bytes processed to caller.
return bytesProcessed;
}
}
#endregion
#region Addon Loader
public class AddonLoader
{
private readonly OpenFileDialog openFileDialog1;
private string installOutcome = "";
private int fileListDisplay = 0;
public AddonLoader()
{
openFileDialog1 = new OpenFileDialog()
{
FileName = "Select an addon .zip file",
Filter = "Compressed zip files (*.zip)|*.zip",
Title = "Open addon .zip"
};
}
public void setInstallOutcome(string text)
{
installOutcome = text;
}
public string getInstallOutcome()
{
return installOutcome;
}
public void setFileListDisplay(int number)
{
fileListDisplay = number;
}
public void LoadAddon()
{
if (openFileDialog1.ShowDialog() == DialogResult.OK)
{
try
{
int filecount = 0;
StringBuilder filelistbuilder = new StringBuilder();
using (Stream str = openFileDialog1.OpenFile())
{
using (var zipFile = ZipFile.Read(str))
{
ZipEntry[] entries = zipFile.Entries.ToArray();
foreach (ZipEntry entry in entries)
{
filelistbuilder.Append(entry.FileName + " ("+ entry.UncompressedSize +")");
filelistbuilder.Append(Environment.NewLine);
}
zipFile.ExtractAll(Directories.BasePath, ExtractExistingFileAction.OverwriteSilently);
}
}
string filelist = filelistbuilder.ToString();
if (filecount > fileListDisplay)
{
installOutcome = "Addon " + openFileDialog1.SafeFileName + " installed! " + filecount + " files copied!" + Environment.NewLine + "Files added/modified:" + Environment.NewLine + Environment.NewLine + filelist + Environment.NewLine + "and " + (filecount - fileListDisplay) + " more files!";
}
else
{
installOutcome = "Addon " + openFileDialog1.SafeFileName + " installed! " + filecount + " files copied!" + Environment.NewLine + "Files added/modified:" + Environment.NewLine + Environment.NewLine + filelist;
}
}
catch (Exception ex)
{
installOutcome = "Error when installing addon: " + ex.Message;
}
}
}
}
#endregion
#region Icon Loader
public class IconLoader
{
private OpenFileDialog openFileDialog1;
private string installOutcome = "";
public IconLoader()
{
openFileDialog1 = new OpenFileDialog()
{
FileName = "Select an icon .png file",
Filter = "Portable Network Graphics image (*.png)|*.png",
Title = "Open icon .png"
};
}
public void setInstallOutcome(string text)
{
installOutcome = text;
}
public string getInstallOutcome()
{
return installOutcome;
}
public void LoadImage()
{
if (openFileDialog1.ShowDialog() == DialogResult.OK)
{
try
{
using (Stream str = openFileDialog1.OpenFile())
{
using (Stream output = new FileStream(Directories.extradir + "\\icons\\" + GlobalVars.UserConfiguration.PlayerName + ".png", FileMode.Create))
{
byte[] buffer = new byte[32 * 1024];
int read;
while ((read = str.Read(buffer, 0, buffer.Length)) > 0)
{
output.Write(buffer, 0, read);
}
}
str.Close();
}
installOutcome = "Icon " + openFileDialog1.SafeFileName + " installed!";
}
catch (Exception ex)
{
installOutcome = "Error when installing icon: " + ex.Message;
}
}
}
}
#endregion