mirror of
https://github.com/ShareX/ShareX.git
synced 2024-10-06 05:05:42 +13:00
760 lines
No EOL
24 KiB
C#
760 lines
No EOL
24 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) 2007-2014 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.Diagnostics;
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using System.Drawing;
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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.Net.NetworkInformation;
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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.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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public static readonly Version OSVersion = Environment.OSVersion.Version;
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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[MathHelpers.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 = false)
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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 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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if (!string.IsNullOrEmpty(ext))
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{
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string mimeType = MimeTypes.GetMimeType(ext);
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if (!string.IsNullOrEmpty(mimeType))
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{
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return mimeType;
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}
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using (RegistryKey regKey = Registry.ClassesRoot.OpenSubKey(ext))
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{
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if (regKey != null && regKey.GetValue("Content Type") != null)
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{
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mimeType = regKey.GetValue("Content Type").ToString();
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if (!string.IsNullOrEmpty(mimeType))
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{
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return mimeType;
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}
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}
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}
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}
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}
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return MimeTypes.DefaultMimeType;
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}
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public static T[] GetEnums<T>()
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{
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return (T[])Enum.GetValues(typeof(T));
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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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return GetEnums<T>()[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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// Extension without dot
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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 void OpenFolder(string folderPath)
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{
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if (!string.IsNullOrEmpty(folderPath))
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{
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if (Directory.Exists(folderPath))
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{
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Process.Start("explorer.exe", folderPath);
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}
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else
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{
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MessageBox.Show("Folder not exist:\r\n" + folderPath, "ShareX", MessageBoxButtons.OK, MessageBoxIcon.Information);
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}
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}
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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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/// <summary>
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/// If version1 newer than version2 = 1
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/// If version1 equal to version2 = 0
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/// If version1 older than version2 = -1
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/// </summary>
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public static int CompareVersion(string version1, string version2)
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{
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return NormalizeVersion(version1).CompareTo(NormalizeVersion(version2));
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}
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/// <summary>
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/// If version newer than ApplicationVersion = 1
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/// If version equal to ApplicationVersion = 0
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/// If version older than ApplicationVersion = -1
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/// </summary>
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public static int CompareApplicationVersion(string version)
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{
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return CompareVersion(version, Application.ProductVersion);
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}
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private static Version NormalizeVersion(string version)
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{
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return Version.Parse(version).Normalize();
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}
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/// <summary>
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/// If latestVersion newer than currentVersion = true
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/// </summary>
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public static bool CheckVersion(Version currentVersion, Version latestVersion)
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{
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return currentVersion.Normalize() < latestVersion.Normalize();
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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 bool IsDefaultInstallDir()
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{
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string path = Environment.GetFolderPath(Environment.SpecialFolder.ProgramFiles);
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return Application.ExecutablePath.StartsWith(path);
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}
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public static void OpenFile(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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TaskEx.Run(() =>
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{
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try
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{
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Process.Start(filepath);
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}
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catch (Exception e)
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{
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DebugHelper.WriteException(e, string.Format("OpenFile({0}) failed", filepath));
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}
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});
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}
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}
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public static bool IsValidIPAddress(string ip)
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{
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if (string.IsNullOrEmpty(ip)) return false;
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string pattern = @"(?<First>2[0-4]\d|25[0-5]|[01]?\d\d?)\.(?<Second>2[0-4]\d|25[0-5]|[01]?\d\d?)\.(?<Third>2[0-4]\d|25[0-5]|[01]?\d\d?)\.(?<Fourth>2[0-4]\d|25[0-5]|[01]?\d\d?)";
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return Regex.IsMatch(ip.Trim(), pattern);
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}
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public static string GetUniqueFilePath(string filepath)
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{
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if (File.Exists(filepath))
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{
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string folder = Path.GetDirectoryName(filepath);
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string filename = Path.GetFileNameWithoutExtension(filepath);
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string extension = Path.GetExtension(filepath);
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int number = 1;
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Match regex = Regex.Match(filepath, @"(.+) \((\d+)\)\.\w+");
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if (regex.Success)
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{
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filename = regex.Groups[1].Value;
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number = int.Parse(regex.Groups[2].Value);
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}
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do
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{
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number++;
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filepath = Path.Combine(folder, string.Format("{0} ({1}){2}", filename, number, extension));
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}
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while (File.Exists(filepath));
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}
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return filepath;
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}
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public static string ProperTimeSpan(TimeSpan ts)
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{
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string time = string.Format("{0:00}:{1:00}", ts.Minutes, ts.Seconds);
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int hours = (int)ts.TotalHours;
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if (hours > 0) time = hours + ":" + time;
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return time;
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}
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public static object Clone(object obj)
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{
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using (MemoryStream ms = new MemoryStream())
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{
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BinaryFormatter binaryFormatter = new BinaryFormatter(null, new StreamingContext(StreamingContextStates.Clone));
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binaryFormatter.Serialize(ms, obj);
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ms.Seek(0, SeekOrigin.Begin);
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return binaryFormatter.Deserialize(ms);
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}
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}
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public static void PlaySoundAsync(Stream stream)
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{
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TaskEx.Run(() =>
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{
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using (stream)
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using (SoundPlayer soundPlayer = new SoundPlayer(stream))
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{
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soundPlayer.PlaySync();
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}
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});
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}
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public static bool BrowseFile(string title, TextBox tb, string initialDirectory = "")
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{
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using (OpenFileDialog ofd = new OpenFileDialog())
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{
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ofd.Title = title;
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try
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{
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string path = tb.Text;
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if (!string.IsNullOrEmpty(path))
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{
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path = Path.GetDirectoryName(path);
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if (Directory.Exists(path))
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{
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ofd.InitialDirectory = path;
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}
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}
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}
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finally
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{
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if (string.IsNullOrEmpty(ofd.InitialDirectory) && !string.IsNullOrEmpty(initialDirectory))
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{
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ofd.InitialDirectory = initialDirectory;
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}
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}
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if (ofd.ShowDialog() == DialogResult.OK)
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{
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tb.Text = ofd.FileName;
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return true;
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}
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}
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return false;
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}
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public static bool BrowseFolder(string title, TextBox tb, string initialDirectory = "")
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{
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using (FolderSelectDialog fsd = new FolderSelectDialog())
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{
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fsd.Title = title;
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string path = tb.Text;
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if (!string.IsNullOrEmpty(path) && Directory.Exists(path))
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{
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fsd.InitialDirectory = path;
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}
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else if (!string.IsNullOrEmpty(initialDirectory))
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{
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fsd.InitialDirectory = initialDirectory;
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}
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if (fsd.ShowDialog())
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{
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tb.Text = fsd.FileName;
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return true;
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}
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}
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return false;
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}
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public static bool WaitWhile(Func<bool> check, int interval, int timeout = -1)
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{
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Stopwatch timer = Stopwatch.StartNew();
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while (check())
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{
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if (timeout >= 0 && timer.ElapsedMilliseconds >= timeout)
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{
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return false;
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}
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Thread.Sleep(interval);
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}
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return true;
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}
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public static void WaitWhileAsync(Func<bool> check, int interval, int timeout, Action onSuccess, int waitStart = 0)
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{
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bool result = false;
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TaskEx.Run(() =>
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{
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if (waitStart > 0)
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{
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Thread.Sleep(waitStart);
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}
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result = WaitWhile(check, interval, timeout);
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},
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() =>
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{
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if (result) onSuccess();
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}, false);
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}
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public static bool IsFileLocked(string path)
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{
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try
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{
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using (FileStream fs = new FileStream(path, FileMode.Open, FileAccess.ReadWrite, FileShare.ReadWrite))
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|
{
|
|
}
|
|
}
|
|
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 Point GetPosition(ContentAlignment placement, Point offset, Size backgroundSize, Size objectSize)
|
|
{
|
|
int midX = backgroundSize.Width / 2 - objectSize.Width / 2;
|
|
int midY = backgroundSize.Height / 2 - objectSize.Height / 2;
|
|
int right = backgroundSize.Width - objectSize.Width;
|
|
int bottom = backgroundSize.Height - objectSize.Height;
|
|
|
|
switch (placement)
|
|
{
|
|
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();
|
|
}
|
|
}
|
|
|
|
public static Size MeasureText(string text, Font font, int width)
|
|
{
|
|
using (Graphics g = Graphics.FromHwnd(IntPtr.Zero))
|
|
{
|
|
return g.MeasureString(text, font, width).ToSize();
|
|
}
|
|
}
|
|
|
|
public static string SendPing(string host)
|
|
{
|
|
return SendPing(host, 1);
|
|
}
|
|
|
|
public static string SendPing(string host, int count)
|
|
{
|
|
string[] status = new string[count];
|
|
|
|
using (Ping ping = new Ping())
|
|
{
|
|
PingReply reply;
|
|
//byte[] buffer = Encoding.ASCII.GetBytes(new string('a', 32));
|
|
for (int i = 0; i < count; i++)
|
|
{
|
|
reply = ping.Send(host, 3000);
|
|
if (reply.Status == IPStatus.Success)
|
|
{
|
|
status[i] = reply.RoundtripTime.ToString() + " ms";
|
|
}
|
|
else
|
|
{
|
|
status[i] = "Timeout";
|
|
}
|
|
Thread.Sleep(100);
|
|
}
|
|
}
|
|
|
|
return string.Join(", ", status);
|
|
}
|
|
|
|
public static string DownloadString(string url)
|
|
{
|
|
if (!string.IsNullOrEmpty(url))
|
|
{
|
|
try
|
|
{
|
|
using (WebClient wc = new WebClient())
|
|
{
|
|
wc.Encoding = Encoding.UTF8;
|
|
wc.Proxy = ProxyInfo.Current.GetWebProxy();
|
|
return wc.DownloadString(url);
|
|
}
|
|
}
|
|
catch (Exception e)
|
|
{
|
|
DebugHelper.WriteException(e);
|
|
MessageBox.Show("Download failed:\r\n" + e.ToString(), "ShareX", MessageBoxButtons.OK, MessageBoxIcon.Error);
|
|
}
|
|
}
|
|
|
|
return null;
|
|
}
|
|
}
|
|
} |