85 lines
2.3 KiB
C#
85 lines
2.3 KiB
C#
/*
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* Created by SharpDevelop.
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* User: Bitl
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* Date: 10/10/2019
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* Time: 7:00 AM
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*
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* To change this template use Tools | Options | Coding | Edit Standard Headers.
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*/
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using System;
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using System.Drawing;
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using System.Windows.Forms;
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using System.Diagnostics;
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using System.IO.Compression;
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using System.IO;
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public static class RichTextBoxExtensions
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{
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public static void AppendText(this RichTextBox box, string text, Color color)
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{
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box.SelectionStart = box.TextLength;
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box.SelectionLength = 0;
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box.SelectionColor = color;
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box.AppendText(text);
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box.SelectionColor = box.ForeColor;
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}
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}
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public static class ProcessExtensions
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{
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public static bool IsRunning(this Process process)
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{
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try {
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Process.GetProcessById(process.Id);
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} catch (InvalidOperationException) {
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return false;
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} catch (ArgumentException) {
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return false;
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}
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return true;
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}
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}
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public static class StringExtensions
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{
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public static bool Contains(this string source, string toCheck, StringComparison comp)
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{
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if (source == null)
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return false;
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return source.IndexOf(toCheck, comp) >= 0;
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}
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}
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public static class ZipArchiveExtensions
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{
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public static void ExtractToDirectory(this ZipArchive archive, string destinationDirectoryName, bool overwrite)
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{
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if (!overwrite)
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{
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archive.ExtractToDirectory(destinationDirectoryName);
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return;
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}
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DirectoryInfo di = Directory.CreateDirectory(destinationDirectoryName);
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string destinationDirectoryFullPath = di.FullName;
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foreach (ZipArchiveEntry file in archive.Entries)
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{
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string completeFileName = Path.GetFullPath(Path.Combine(destinationDirectoryFullPath, file.FullName));
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if (!completeFileName.StartsWith(destinationDirectoryFullPath, StringComparison.OrdinalIgnoreCase))
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{
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throw new IOException("Trying to extract file outside of destination directory. See this link for more info: https://snyk.io/research/zip-slip-vulnerability");
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}
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if (file.Name == "")
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{// Assuming Empty for Directory
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Directory.CreateDirectory(Path.GetDirectoryName(completeFileName));
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continue;
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}
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file.ExtractToFile(completeFileName, true);
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}
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}
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} |