本人亲测-C#常用工具类
2024-09-02 07:26:31
/*
* HTTP接口工具类
*/
public class HttpUitls
{
/*
* get请求
*/
public static string Get(string Url)
{
//System.GC.Collect();
HttpWebRequest request = (HttpWebRequest)WebRequest.Create(Url);
request.Proxy = null;
request.KeepAlive = false;
request.Method = "GET";
request.ContentType = "application/json; charset=UTF-8";
request.AutomaticDecompression = DecompressionMethods.GZip;
HttpWebResponse response = (HttpWebResponse)request.GetResponse();
Stream myResponseStream = response.GetResponseStream();
StreamReader myStreamReader = new StreamReader(myResponseStream, Encoding.UTF8);
string retString = myStreamReader.ReadToEnd();
myStreamReader.Close();
myResponseStream.Close();
if (response != null)
{
response.Close();
}
if (request != null)
{
request.Abort();
}
return retString;
}
/*
* post请求 Referer(允许为空)
*/
public static string Post(string Url, string Data, string Referer)
{
string retString = "";
try
{
HttpWebRequest request = (HttpWebRequest)WebRequest.Create(Url);
request.Method = "POST";
request.Referer = Referer;
byte[] bytes = Encoding.UTF8.GetBytes(Data);
request.ContentType = "application/x-www-form-urlencoded";
request.ContentLength = bytes.Length;
Stream myResponseStream = request.GetRequestStream();
myResponseStream.Write(bytes, 0, bytes.Length);
HttpWebResponse response = (HttpWebResponse)request.GetResponse();
StreamReader myStreamReader = new StreamReader(response.GetResponseStream(), Encoding.UTF8);
retString = myStreamReader.ReadToEnd();
myStreamReader.Close();
myResponseStream.Close();
if (response != null)
{
response.Close();
}
if (request != null)
{
request.Abort();
}
}
catch (Exception ex)
{
Console.WriteLine("异常：" + ex);
}
return retString;
}
}
/*
* Wav音频播放工具类
*/
public class WavUtils
{
//播放
public static void WAVPlay(string myWav)
{
SoundPlayer sound = new SoundPlayer();
sound.SoundLocation = @myWav;
sound.Load();
sound.Play();
}
//暂停
public static void WAVStop(string myWav)
{
SoundPlayer sound = new SoundPlayer();
sound.SoundLocation = @myWav;
sound.Load();
sound.Stop();
}
}
/*
* 加密解密工具类
*/
public class EncryptHelper
{
//默认密钥
private static string AESKey = "[45/*YUIdse..e;]";
private static string DESKey = "[&HdN72]";
/// <summary>
/// AES加密
/// </summary>
public static string AESEncrypt(string value, string _aeskey = null)
{
if (string.IsNullOrEmpty(_aeskey))
{
_aeskey = AESKey;
}
byte[] keyArray = Encoding.UTF8.GetBytes(_aeskey);
byte[] toEncryptArray = Encoding.UTF8.GetBytes(value);
RijndaelManaged rDel = new RijndaelManaged();
rDel.Key = keyArray;
rDel.Mode = CipherMode.ECB;
rDel.Padding = PaddingMode.PKCS7;
ICryptoTransform cTransform = rDel.CreateEncryptor();
byte[] resultArray = cTransform.TransformFinalBlock(toEncryptArray, 0, toEncryptArray.Length);
return Convert.ToBase64String(resultArray, 0, resultArray.Length);
}
/// <summary>
/// AES解密
/// </summary>
public static string AESDecrypt(string value, string _aeskey = null)
{
try
{
if (string.IsNullOrEmpty(_aeskey))
{
_aeskey = AESKey;
}
byte[] keyArray = Encoding.UTF8.GetBytes(_aeskey);
byte[] toEncryptArray = Convert.FromBase64String(value);
RijndaelManaged rDel = new RijndaelManaged();
rDel.Key = keyArray;
rDel.Mode = CipherMode.ECB;
rDel.Padding = PaddingMode.PKCS7;
ICryptoTransform cTransform = rDel.CreateDecryptor();
byte[] resultArray = cTransform.TransformFinalBlock(toEncryptArray, 0, toEncryptArray.Length);
return Encoding.UTF8.GetString(resultArray);
}
catch
{
return string.Empty;
}
}
/// <summary>
/// DES加密
/// </summary>
public static string DESEncrypt(string value, string _deskey = null)
{
if (string.IsNullOrEmpty(_deskey))
{
_deskey = DESKey;
}
byte[] keyArray = Encoding.UTF8.GetBytes(_deskey);
byte[] toEncryptArray = Encoding.UTF8.GetBytes(value);
DESCryptoServiceProvider rDel = new DESCryptoServiceProvider();
rDel.Key = keyArray;
rDel.Mode = CipherMode.ECB;
rDel.Padding = PaddingMode.PKCS7;
ICryptoTransform cTransform = rDel.CreateEncryptor();
byte[] resultArray = cTransform.TransformFinalBlock(toEncryptArray, 0, toEncryptArray.Length);
return Convert.ToBase64String(resultArray, 0, resultArray.Length);
}
/// <summary>
/// DES解密
/// </summary>
public static string DESDecrypt(string value, string _deskey = null)
{
try
{
if (string.IsNullOrEmpty(_deskey))
{
_deskey = DESKey;
}
byte[] keyArray = Encoding.UTF8.GetBytes(_deskey);
byte[] toEncryptArray = Convert.FromBase64String(value);
DESCryptoServiceProvider rDel = new DESCryptoServiceProvider();
rDel.Key = keyArray;
rDel.Mode = CipherMode.ECB;
rDel.Padding = PaddingMode.PKCS7;
ICryptoTransform cTransform = rDel.CreateDecryptor();
byte[] resultArray = cTransform.TransformFinalBlock(toEncryptArray, 0, toEncryptArray.Length);
return Encoding.UTF8.GetString(resultArray);
}
catch
{
return string.Empty;
}
}
public static string MD5(string value)
{
byte[] result = Encoding.UTF8.GetBytes(value);
MD5 md5 = new MD5CryptoServiceProvider();
byte[] output = md5.ComputeHash(result);
return BitConverter.ToString(output).Replace("-", "");
}
public static string HMACMD5(string value, string hmacKey)
{
HMACSHA1 hmacsha1 = new HMACSHA1(Encoding.UTF8.GetBytes(hmacKey));
byte[] result = System.Text.Encoding.UTF8.GetBytes(value);
byte[] output = hmacsha1.ComputeHash(result);
return BitConverter.ToString(output).Replace("-", "");
}
/// <summary>
/// base64编码
/// </summary>
/// <returns></returns>
public static string Base64Encode(string value)
{
string result = Convert.ToBase64String(Encoding.Default.GetBytes(value));
return result;
}
/// <summary>
/// base64解码
/// </summary>
/// <returns></returns>
public static string Base64Decode(string value)
{
string result = Encoding.Default.GetString(Convert.FromBase64String(value));
return result;
}
}
/*
* 获取版本号工具类
*/
public class ExeVersionUtils
{
/*
* exe路径，返回当前版本号
*/
public static string getOldVersionNumber(string exePath)
{
string FileVersions = "";
FileVersionInfo file1 = System.Diagnostics.FileVersionInfo.GetVersionInfo(exePath);
//版本号显示为“主版本号.次版本号.内部版本号.专用部件号”。
FileVersions = String.Format("{0}.{1}.{2}.{3}", file1.FileMajorPart, file1.FileMinorPart, file1.FileBuildPart, file1.FilePrivatePart);
return FileVersions;
}
/*
* 检测是否需要升级本地的客户端，不需要返回"",需要直接返回下载地址
* 调用接口返回当前服务器最新的版本号
*/
public static string CheckVersion(String LocalVersion, String loginName)
{
string downloadURL = "";
//把接口写了
string ServerVersion = HttpUitls.Get("");
if (CompareVersion(ServerVersion, LocalVersion))
{
//下载最新客户端安装包的地址
downloadURL = "";
}
return downloadURL;
}
/*
* 版本号比较(使用C#自带的Version对象来比较版本号)
* ServerVersion 服务器最新版本号，LocalVersion 本地程序版本号
*/
public static bool CompareVersion(string ServerVersion,string LocalVersion)
{
bool flag = false;
Version sv = new Version(ServerVersion);
Version lv = new Version(LocalVersion);
//服务器上面的客户端的版本号比本地客户端的版本号高。
if (sv > lv)
{
flag = true;
}
if (sv < lv)
{
flag = false;
}
return flag;
}
}
/*
* 下载文件(显示下载百分比，winform控件)
*/
public class FileDownload
{
/// <summary>
/// 下载文件
/// </summary>
/// <param name="URL">下载文件地址</param>
/// <param name="Filename">下载后的存放地址</param>
/// <param name="Prog">用于显示的进度条</param>
///
public static bool DownloadFile(string URL, string filename, System.Windows.Forms.ProgressBar prog, System.Windows.Forms.Label label1)
{
float percent = 0;
try
{
System.Net.HttpWebRequest Myrq = (System.Net.HttpWebRequest)System.Net.HttpWebRequest.Create(URL);
System.Net.HttpWebResponse myrp = (System.Net.HttpWebResponse)Myrq.GetResponse();
long totalBytes = myrp.ContentLength;
if (prog != null)
{
prog.Maximum = (int)totalBytes;
}
System.IO.Stream st = myrp.GetResponseStream();
System.IO.Stream so = new System.IO.FileStream(filename, System.IO.FileMode.Create);
long totalDownloadedByte = 0;
byte[] by = new byte[1024];
int osize = st.Read(by, 0, (int)by.Length);
while (osize > 0)
{
totalDownloadedByte = osize + totalDownloadedByte;
System.Windows.Forms.Application.DoEvents();
so.Write(by, 0, osize);
if (prog != null)
{
prog.Value = (int)totalDownloadedByte;
}
osize = st.Read(by, 0, (int)by.Length);
percent = (float)totalDownloadedByte / (float)totalBytes * 100;
label1.Text = percent.ToString() + "%";
System.Windows.Forms.Application.DoEvents(); //必须加注这句代码，否则label1将因为循环执行太快而来不及显示信息
}
so.Close();
st.Close();
return true;
}
catch (System.Exception)
{
return false;
throw;
}
}
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