mirror of
https://github.com/ShareX/ShareX.git
synced 2024-08-20 04:32:00 +12:00
yyyy-mm subfolders are created by ShareX every month. When the user has not generated any screenshots at the start of the month this problem can happen. ShareX in the future will now open the Screenshots folder if the subfolder is not created.
834 lines
No EOL
26 KiB
C#
834 lines
No EOL
26 KiB
C#
#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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Copyright (C) 2008-2013 ShareX Developers
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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 Microsoft.Win32;
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using System;
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using System.ComponentModel;
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using System.Diagnostics;
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using System.Drawing;
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using System.Globalization;
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using System.IO;
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using System.Linq;
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using System.Media;
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using System.Net;
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using System.Reflection;
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using System.Runtime.Serialization;
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using System.Runtime.Serialization.Formatters.Binary;
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using System.Text;
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using System.Text.RegularExpressions;
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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 static class Helpers
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{
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public const string Numbers = "0123456789"; // 48 ... 57
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public const string AlphabetCapital = "ABCDEFGHIJKLMNOPQRSTUVWXYZ"; // 65 ... 90
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public const string Alphabet = "abcdefghijklmnopqrstuvwxyz"; // 97 ... 122
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public const string Alphanumeric = Numbers + AlphabetCapital + Alphabet;
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public const string URLCharacters = Alphanumeric + "-._~"; // 45 46 95 126
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public const string URLPathCharacters = URLCharacters + "/"; // 47
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public const string ValidURLCharacters = URLPathCharacters + ":?#[]@!$&'()*+,;=";
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private static readonly object randomLock = new object();
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private static readonly Random random = new Random();
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public static readonly Version OSVersion = Environment.OSVersion.Version;
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public static int Random(int max)
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{
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lock (randomLock)
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{
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return random.Next(max + 1);
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}
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}
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public static int Random(int min, int max)
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{
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lock (randomLock)
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{
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return random.Next(min, max + 1);
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}
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}
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public static string GetFilenameExtension(string filePath)
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{
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if (!string.IsNullOrEmpty(filePath) && filePath.Contains('.'))
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{
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int pos = filePath.LastIndexOf('.');
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if (pos <= filePath.Length)
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{
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return filePath.Substring(pos + 1);
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}
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}
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return string.Empty;
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}
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private static bool IsValidFile(string filePath, Type enumType)
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{
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string ext = GetFilenameExtension(filePath);
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if (!string.IsNullOrEmpty(ext))
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{
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return Enum.GetNames(enumType).Any(x => ext.Equals(x, StringComparison.InvariantCultureIgnoreCase));
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}
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return false;
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}
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public static bool IsImageFile(string filePath)
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{
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return IsValidFile(filePath, typeof(ImageFileExtensions));
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}
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public static bool IsTextFile(string filePath)
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{
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return IsValidFile(filePath, typeof(TextFileExtensions));
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}
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public static EDataType FindDataType(string filePath)
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{
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if (IsImageFile(filePath))
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{
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return EDataType.Image;
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}
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if (IsTextFile(filePath))
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{
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return EDataType.Text;
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}
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return EDataType.File;
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}
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public static string AddZeroes(int number, int digits = 2)
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{
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return number.ToString().PadLeft(digits, '0');
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}
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public static string HourTo12(int hour)
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{
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if (hour == 0)
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{
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return 12.ToString();
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}
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if (hour > 12)
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{
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return AddZeroes(hour - 12);
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}
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return AddZeroes(hour);
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}
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public static char GetRandomChar(string chars)
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{
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return chars[Random(chars.Length - 1)];
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}
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public static string GetRandomString(string chars, int length)
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{
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StringBuilder sb = new StringBuilder();
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while (length-- > 0)
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{
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sb.Append(GetRandomChar(chars));
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}
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return sb.ToString();
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}
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public static string GetRandomNumber(int length)
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{
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return GetRandomString(Numbers, length);
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}
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public static string GetRandomAlphanumeric(int length)
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{
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return GetRandomString(Alphanumeric, length);
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}
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public static string GetRandomKey(int length = 5, int count = 3, char separator = '-')
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{
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return Enumerable.Range(1, (length + 1) * count - 1).Aggregate("", (x, index) => x += index % (length + 1) == 0 ? separator : GetRandomChar(Alphanumeric));
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}
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public static string GetAllCharacters()
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{
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return Encoding.UTF8.GetString(Enumerable.Range(1, 255).Select(i => (byte)i).ToArray());
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}
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public static string GetValidFileName(string fileName)
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{
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char[] invalidFileNameChars = Path.GetInvalidFileNameChars();
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return new string(fileName.Where(c => !invalidFileNameChars.Contains(c)).ToArray());
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}
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public static string GetValidFolderPath(string folderPath)
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{
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char[] invalidPathChars = Path.GetInvalidPathChars();
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return new string(folderPath.Where(c => !invalidPathChars.Contains(c)).ToArray());
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}
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public static string GetValidFilePath(string filePath)
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{
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string folderPath = Path.GetDirectoryName(filePath);
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string fileName = Path.GetFileName(filePath);
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return GetValidFolderPath(folderPath) + Path.DirectorySeparatorChar + GetValidFileName(fileName);
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}
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public static string GetValidURL(string url, bool replaceSpace = true)
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{
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if (replaceSpace) url = url.Replace(' ', '_');
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return new string(url.Where(c => ValidURLCharacters.Contains(c)).ToArray());
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}
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public static string GetXMLValue(string input, string tag)
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{
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return Regex.Match(input, String.Format("(?<={0}>).+?(?=</{0})", tag)).Value;
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}
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public static string CombineURL(string url1, string url2)
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{
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bool url1Empty = string.IsNullOrEmpty(url1);
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bool url2Empty = string.IsNullOrEmpty(url2);
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if (url1Empty && url2Empty)
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{
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return string.Empty;
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}
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if (url1Empty)
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{
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return url2;
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}
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if (url2Empty)
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{
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return url1;
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}
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if (url1.EndsWith("/"))
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{
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url1 = url1.Substring(0, url1.Length - 1);
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}
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if (url2.StartsWith("/"))
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{
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url2 = url2.Remove(0, 1);
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}
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return url1 + "/" + url2;
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}
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public static string CombineURL(params string[] urls)
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{
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return urls.Aggregate(CombineURL);
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}
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public static string GetMimeType(string fileName)
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{
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if (!string.IsNullOrEmpty(fileName))
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{
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string ext = Path.GetExtension(fileName).ToLower();
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RegistryKey regKey = Registry.ClassesRoot.OpenSubKey(ext);
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if (regKey != null && regKey.GetValue("Content Type") != null)
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{
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return regKey.GetValue("Content Type").ToString();
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}
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}
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return "application/octet-stream";
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}
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public static string[] GetEnumDescriptions<T>()
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{
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return Enum.GetValues(typeof(T)).OfType<Enum>().Select(x => x.GetDescription()).ToArray();
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}
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public static int GetEnumLength<T>()
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{
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return Enum.GetValues(typeof(T)).Length;
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}
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public static T GetEnumFromIndex<T>(int i)
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{
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Array values = Enum.GetValues(typeof(T));
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return (T)values.GetValue(i);
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}
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public static string[] GetEnumNamesProper<T>()
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{
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string[] names = Enum.GetNames(typeof(T));
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string[] newNames = new string[names.Length];
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for (int i = 0; i < names.Length; i++)
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{
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newNames[i] = GetProperName(names[i]);
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}
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return newNames;
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}
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// Example: "TopLeft" becomes "Top left"
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public static string GetProperName(string name)
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{
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StringBuilder sb = new StringBuilder();
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for (int i = 0; i < name.Length; i++)
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{
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char c = name[i];
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if (i > 0 && char.IsUpper(c))
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{
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sb.Append(' ');
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sb.Append(char.ToLowerInvariant(c));
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}
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else
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{
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sb.Append(c);
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}
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}
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return sb.ToString();
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}
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public static string GetProperExtension(string filePath)
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{
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if (!string.IsNullOrEmpty(filePath))
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{
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int dot = filePath.LastIndexOf('.');
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if (dot >= 0)
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{
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string ext = filePath.Substring(dot + 1);
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return ext.ToLowerInvariant();
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}
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}
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return null;
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}
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public static string Encode(string text, string unreservedCharacters)
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{
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StringBuilder result = new StringBuilder();
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if (!string.IsNullOrEmpty(text))
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{
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foreach (char c in text)
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{
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if (unreservedCharacters.Contains(c))
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{
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result.Append(c);
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}
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else
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{
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byte[] bytes = Encoding.UTF8.GetBytes(c.ToString());
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foreach (byte b in bytes)
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{
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result.AppendFormat(CultureInfo.InvariantCulture, "%{0:X2}", b);
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}
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}
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}
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}
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return result.ToString();
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}
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public static string URLEncode(string text)
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{
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return Encode(text, URLCharacters);
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}
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public static string URLPathEncode(string text)
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{
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return Encode(text, URLPathCharacters);
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}
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public static bool OpenFolder(string folderPath)
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{
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if (!string.IsNullOrEmpty(folderPath) && Directory.Exists(folderPath))
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{
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Process.Start("explorer.exe", folderPath);
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return true;
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}
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return false;
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}
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public static void OpenFolderWithFile(string filePath)
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{
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if (!string.IsNullOrEmpty(filePath) && File.Exists(filePath))
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{
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Process.Start("explorer.exe", string.Format("/select,\"{0}\"", filePath));
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}
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}
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public static WebProxy GetDefaultWebProxy()
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{
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try
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{
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// TODO: Need better solution
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return (WebProxy)typeof(WebProxy).GetConstructor(BindingFlags.Instance | BindingFlags.NonPublic,
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null, new Type[] { typeof(bool) }, null).Invoke(new object[] { true });
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}
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catch (Exception e)
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{
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DebugHelper.WriteException(e, "Reflection fail");
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}
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return null;
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}
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public static bool CheckVersion(Version currentVersion, Version latestVersion)
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{
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return NormalizeVersion(latestVersion).CompareTo(NormalizeVersion(currentVersion)) > 0;
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}
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private static Version NormalizeVersion(Version version)
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{
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return new Version(Math.Max(version.Major, 0), Math.Max(version.Minor, 0), Math.Max(version.Build, 0), Math.Max(version.Revision, 0));
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}
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public static bool IsWindowsXP()
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{
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return OSVersion.Major == 5 && OSVersion.Minor == 1;
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}
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public static bool IsWindowsXPOrGreater()
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{
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return (OSVersion.Major == 5 && OSVersion.Minor >= 1) || OSVersion.Major > 5;
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}
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public static bool IsWindowsVista()
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{
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return OSVersion.Major == 6;
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}
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public static bool IsWindowsVistaOrGreater()
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{
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return OSVersion.Major >= 6;
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}
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public static bool IsWindows7()
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{
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return OSVersion.Major == 6 && OSVersion.Minor == 1;
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}
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public static bool IsWindows7OrGreater()
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{
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return (OSVersion.Major == 6 && OSVersion.Minor >= 1) || OSVersion.Major > 6;
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}
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public static bool IsWindows8()
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{
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return OSVersion.Major == 6 && OSVersion.Minor == 2;
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}
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public static bool IsWindows8OrGreater()
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{
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return (OSVersion.Major == 6 && OSVersion.Minor >= 2) || OSVersion.Major > 6;
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}
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public static void LoadBrowserAsync(string url)
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{
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if (!string.IsNullOrEmpty(url))
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{
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ThreadPool.QueueUserWorkItem(state =>
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{
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try
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{
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Process.Start(url);
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}
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catch (Exception e)
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{
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DebugHelper.WriteException(e, "LoadBrowserAsync(" + url + ") failed");
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}
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});
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}
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}
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public static bool IsValidURL(string url)
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{
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if (!string.IsNullOrEmpty(url))
|
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{
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url = url.Trim();
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return !url.StartsWith("file://") && Uri.IsWellFormedUriString(url, UriKind.RelativeOrAbsolute);
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}
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return false;
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}
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|
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public static bool IsValidURLRegex(string url)
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{
|
|
// https://gist.github.com/729294
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string pattern =
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"^" +
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// protocol identifier
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"(?:(?:https?|ftp)://)" +
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// user:pass authentication
|
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"(?:\\S+(?::\\S*)?@)?" +
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"(?:" +
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// IP address exclusion
|
|
// private & local networks
|
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"(?!10(?:\\.\\d{1,3}){3})" +
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"(?!127(?:\\.\\d{1,3}){3})" +
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"(?!169\\.254(?:\\.\\d{1,3}){2})" +
|
|
"(?!192\\.168(?:\\.\\d{1,3}){2})" +
|
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"(?!172\\.(?:1[6-9]|2\\d|3[0-1])(?:\\.\\d{1,3}){2})" +
|
|
// IP address dotted notation octets
|
|
// excludes loopback network 0.0.0.0
|
|
// excludes reserved space >= 224.0.0.0
|
|
// excludes network & broacast addresses
|
|
// (first & last IP address of each class)
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"(?:[1-9]\\d?|1\\d\\d|2[01]\\d|22[0-3])" +
|
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"(?:\\.(?:1?\\d{1,2}|2[0-4]\\d|25[0-5])){2}" +
|
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"(?:\\.(?:[1-9]\\d?|1\\d\\d|2[0-4]\\d|25[0-4]))" +
|
|
"|" +
|
|
// host name
|
|
"(?:(?:[a-z\\u00a1-\\uffff0-9]+-?)*[a-z\\u00a1-\\uffff0-9]+)" +
|
|
// domain name
|
|
"(?:\\.(?:[a-z\\u00a1-\\uffff0-9]+-?)*[a-z\\u00a1-\\uffff0-9]+)*" +
|
|
// TLD identifier
|
|
"(?:\\.(?:[a-z\\u00a1-\\uffff]{2,}))" +
|
|
")" +
|
|
// port number
|
|
"(?::\\d{2,5})?" +
|
|
// resource path
|
|
"(?:/[^\\s]*)?" +
|
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"$";
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|
|
return Regex.IsMatch(url.Trim(), pattern, RegexOptions.IgnoreCase);
|
|
}
|
|
|
|
public static string GetUniqueFilePath(string folder, string filename)
|
|
{
|
|
string filepath = Path.Combine(folder, filename);
|
|
|
|
if (File.Exists(filepath))
|
|
{
|
|
string filenameWithoutExt, ext;
|
|
int num;
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|
|
|
GroupCollection groups = Regex.Match(filepath, @"(.+ \()(\d+)(\)\.\w+)").Groups;
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|
|
if (string.IsNullOrEmpty(groups[2].Value))
|
|
{
|
|
filenameWithoutExt = Path.GetFileNameWithoutExtension(filename) + " (";
|
|
num = 1;
|
|
ext = ")" + Path.GetExtension(filename);
|
|
}
|
|
else
|
|
{
|
|
filenameWithoutExt = groups[1].Value;
|
|
num = int.Parse(groups[2].Value);
|
|
ext = groups[3].Value;
|
|
}
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|
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do
|
|
{
|
|
filepath = filenameWithoutExt + ++num + ext;
|
|
}
|
|
while (File.Exists(filepath));
|
|
}
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|
|
|
return filepath;
|
|
}
|
|
|
|
public static string ProperTimeSpan(TimeSpan ts)
|
|
{
|
|
string time = string.Format("{0:00}:{1:00}", ts.Minutes, ts.Seconds);
|
|
int hours = (int)ts.TotalHours;
|
|
if (hours > 0) time = hours + ":" + time;
|
|
return time;
|
|
}
|
|
|
|
public static void AsyncJob(Action thread, Action threadCompleted)
|
|
{
|
|
BackgroundWorker bw = new BackgroundWorker();
|
|
bw.DoWork += (sender, e) => thread();
|
|
bw.RunWorkerCompleted += (sender, e) => threadCompleted();
|
|
bw.RunWorkerAsync();
|
|
}
|
|
|
|
public static object Clone(object obj)
|
|
{
|
|
using (MemoryStream ms = new MemoryStream())
|
|
{
|
|
BinaryFormatter binaryFormatter = new BinaryFormatter(null, new StreamingContext(StreamingContextStates.Clone));
|
|
binaryFormatter.Serialize(ms, obj);
|
|
ms.Seek(0, SeekOrigin.Begin);
|
|
return binaryFormatter.Deserialize(ms);
|
|
}
|
|
}
|
|
|
|
public static void PlaySoundAsync(Stream stream)
|
|
{
|
|
ThreadPool.QueueUserWorkItem(state =>
|
|
{
|
|
using (stream)
|
|
using (SoundPlayer soundPlayer = new SoundPlayer(stream))
|
|
{
|
|
soundPlayer.PlaySync();
|
|
}
|
|
});
|
|
}
|
|
|
|
public static bool BrowseFile(string title, TextBox tb, string initialDirectory = "")
|
|
{
|
|
using (OpenFileDialog ofd = new OpenFileDialog())
|
|
{
|
|
ofd.Title = title;
|
|
|
|
try
|
|
{
|
|
string path = tb.Text;
|
|
|
|
if (!string.IsNullOrEmpty(path))
|
|
{
|
|
path = Path.GetDirectoryName(path);
|
|
|
|
if (Directory.Exists(path))
|
|
{
|
|
ofd.InitialDirectory = path;
|
|
}
|
|
}
|
|
}
|
|
finally
|
|
{
|
|
if (string.IsNullOrEmpty(ofd.InitialDirectory) && !string.IsNullOrEmpty(initialDirectory))
|
|
{
|
|
ofd.InitialDirectory = initialDirectory;
|
|
}
|
|
}
|
|
|
|
if (ofd.ShowDialog() == DialogResult.OK)
|
|
{
|
|
tb.Text = ofd.FileName;
|
|
return true;
|
|
}
|
|
}
|
|
|
|
return false;
|
|
}
|
|
|
|
public static bool BrowseFolder(string title, TextBox tb, string initialDirectory = "")
|
|
{
|
|
using (FolderSelectDialog fsd = new FolderSelectDialog())
|
|
{
|
|
fsd.Title = title;
|
|
|
|
string path = tb.Text;
|
|
|
|
if (!string.IsNullOrEmpty(path) && Directory.Exists(path))
|
|
{
|
|
fsd.InitialDirectory = path;
|
|
}
|
|
else if (!string.IsNullOrEmpty(initialDirectory))
|
|
{
|
|
fsd.InitialDirectory = initialDirectory;
|
|
}
|
|
|
|
if (fsd.ShowDialog())
|
|
{
|
|
tb.Text = fsd.FileName;
|
|
return true;
|
|
}
|
|
}
|
|
|
|
return false;
|
|
}
|
|
|
|
public static bool WaitWhile(Func<bool> check, int interval, int timeout = -1)
|
|
{
|
|
Stopwatch timer = Stopwatch.StartNew();
|
|
|
|
while (check())
|
|
{
|
|
if (timeout >= 0 && timer.ElapsedMilliseconds >= timeout)
|
|
{
|
|
return false;
|
|
}
|
|
|
|
Thread.Sleep(interval);
|
|
}
|
|
|
|
return true;
|
|
}
|
|
|
|
public static void WaitWhileAsync(Func<bool> check, int interval, int timeout, Action onSuccess, int waitStart = 0)
|
|
{
|
|
BackgroundWorker bw = new BackgroundWorker();
|
|
bw.DoWork += (sender, e) =>
|
|
{
|
|
if (waitStart > 0)
|
|
{
|
|
Thread.Sleep(waitStart);
|
|
}
|
|
|
|
e.Result = WaitWhile(check, interval, timeout);
|
|
};
|
|
bw.RunWorkerCompleted += (sender, e) =>
|
|
{
|
|
if ((bool)e.Result) onSuccess();
|
|
};
|
|
bw.RunWorkerAsync();
|
|
}
|
|
|
|
public static bool IsFileLocked(string path)
|
|
{
|
|
try
|
|
{
|
|
using (FileStream fs = new FileStream(path, FileMode.Open, FileAccess.ReadWrite, FileShare.ReadWrite))
|
|
{
|
|
}
|
|
}
|
|
catch (IOException)
|
|
{
|
|
return true;
|
|
}
|
|
|
|
return false;
|
|
}
|
|
|
|
public static void CreateDirectoryIfNotExist(string filePath)
|
|
{
|
|
if (!string.IsNullOrEmpty(filePath))
|
|
{
|
|
string directoryName = Path.GetDirectoryName(filePath);
|
|
|
|
if (!string.IsNullOrEmpty(directoryName) && !Directory.Exists(directoryName))
|
|
{
|
|
Directory.CreateDirectory(directoryName);
|
|
}
|
|
}
|
|
}
|
|
|
|
public static void BackupFileMonthly(string filepath, string destinationFolder)
|
|
{
|
|
if (!string.IsNullOrEmpty(filepath) && File.Exists(filepath))
|
|
{
|
|
string filename = Path.GetFileNameWithoutExtension(filepath);
|
|
string extension = Path.GetExtension(filepath);
|
|
string newFilename = string.Format("{0}-{1:yyyy-MM}{2}", filename, DateTime.Now, extension);
|
|
string newFilepath = Path.Combine(destinationFolder, newFilename);
|
|
|
|
if (!File.Exists(newFilepath))
|
|
{
|
|
CreateDirectoryIfNotExist(newFilepath);
|
|
File.Copy(filepath, newFilepath, false);
|
|
}
|
|
}
|
|
}
|
|
|
|
public static void BackupFileWeekly(string filepath, string destinationFolder)
|
|
{
|
|
if (!string.IsNullOrEmpty(filepath) && File.Exists(filepath))
|
|
{
|
|
string filename = Path.GetFileNameWithoutExtension(filepath);
|
|
DateTime dateTime = DateTime.Now;
|
|
string extension = Path.GetExtension(filepath);
|
|
string newFilename = string.Format("{0}-{1:yyyy-MM}-W{2:00}{3}", filename, dateTime, dateTime.WeekOfYear(), extension);
|
|
string newFilepath = Path.Combine(destinationFolder, newFilename);
|
|
|
|
if (!File.Exists(newFilepath))
|
|
{
|
|
CreateDirectoryIfNotExist(newFilepath);
|
|
File.Copy(filepath, newFilepath, false);
|
|
}
|
|
}
|
|
}
|
|
|
|
public static string GetUniqueID()
|
|
{
|
|
return Guid.NewGuid().ToString("N");
|
|
}
|
|
|
|
public static string HtmlEncode(string text)
|
|
{
|
|
char[] chars = HttpUtility.HtmlEncode(text).ToCharArray();
|
|
StringBuilder result = new StringBuilder(chars.Length + (int)(chars.Length * 0.1));
|
|
|
|
foreach (char c in chars)
|
|
{
|
|
int value = Convert.ToInt32(c);
|
|
|
|
if (value > 127)
|
|
{
|
|
result.AppendFormat("&#{0};", value);
|
|
}
|
|
else
|
|
{
|
|
result.Append(c);
|
|
}
|
|
}
|
|
|
|
return result.ToString();
|
|
}
|
|
|
|
public static Point GetPosition(ContentAlignment alignment, Point offset, Size sourceImage, Size img)
|
|
{
|
|
int midX = sourceImage.Width / 2 - img.Width / 2;
|
|
int midY = sourceImage.Height / 2 - img.Height / 2;
|
|
int right = sourceImage.Width - img.Width;
|
|
int bottom = sourceImage.Height - img.Height;
|
|
|
|
switch (alignment)
|
|
{
|
|
default:
|
|
case ContentAlignment.TopLeft:
|
|
return new Point(offset.X, offset.Y);
|
|
case ContentAlignment.TopCenter:
|
|
return new Point(midX, offset.Y);
|
|
case ContentAlignment.TopRight:
|
|
return new Point(right - offset.X, offset.Y);
|
|
case ContentAlignment.MiddleLeft:
|
|
return new Point(offset.X, midY);
|
|
case ContentAlignment.MiddleCenter:
|
|
return new Point(midX, midY);
|
|
case ContentAlignment.MiddleRight:
|
|
return new Point(right - offset.X, midY);
|
|
case ContentAlignment.BottomLeft:
|
|
return new Point(offset.X, bottom - offset.Y);
|
|
case ContentAlignment.BottomCenter:
|
|
return new Point(midX, bottom - offset.Y);
|
|
case ContentAlignment.BottomRight:
|
|
return new Point(right - offset.X, bottom - offset.Y);
|
|
}
|
|
}
|
|
|
|
public static Size MeasureText(string text, Font font)
|
|
{
|
|
using (Graphics g = Graphics.FromHwnd(IntPtr.Zero))
|
|
{
|
|
return g.MeasureString(text, font).ToSize();
|
|
}
|
|
}
|
|
}
|
|
} |