/// <summary>
/// 生成二维码图片
/// </summary>
/// <param name="codeContent"></param>
/// <param name="fileName"></param>
/// <returns></returns>
public static bool CreateImgCode(string codeContent, string fileName)
{
bool flag = false;
try
{
string path = Path.GetDirectoryName(fileName);
if (!Directory.Exists(path))
{
Directory.CreateDirectory(path);
}
//创建二维码生成类
QrEncoder qrEncoder = new QrEncoder(ErrorCorrectionLevel.M);
QrCode qrCode = new QrCode();
qrEncoder.TryEncode(codeContent, out qrCode);
GraphicsRenderer gRender = new GraphicsRenderer(new FixedModuleSize(30, QuietZoneModules.Four));
BitMatrix matrix = qrCode.Matrix; //qrCodeGraphicControl1.GetQrMatrix();
using (FileStream stream = new FileStream(fileName, FileMode.Create))
{
gRender.WriteToStream(matrix, System.Drawing.Imaging.ImageFormat.Png, stream, new Point(600, 600));
}
flag = true;
}
catch (Exception ex)
{
ClassLoger.Error("QrCodeHelper.Create_ImgCode");
}
return(flag);
}
/// <summary>
/// GET请求获取信息
/// </summary>
/// <param name="url"></param>
/// <returns></returns>
public string GET(string url, string encode = "UTF-8", int timeout = 5000, List <Cookie> cookies = null)
{
ClassLoger.Info("HttpUtils.Get", url);
string ret = string.Empty;
try
{
HttpWebRequest web = (HttpWebRequest)HttpWebRequest.Create(url);
if (url.StartsWith("https://", StringComparison.OrdinalIgnoreCase))
{
ServicePointManager.ServerCertificateValidationCallback = new System.Net.Security.RemoteCertificateValidationCallback(ValidateServerCertificate); //rcvc;
web.ProtocolVersion = HttpVersion.Version10;
ServicePointManager.SecurityProtocol = SecurityProtocolType.Tls12;
}
SetProxy(ref web);
web.Method = "GET";
web.Timeout = timeout;
web.Accept = "text/html,application/xhtml+xml,application/xml;q=0.9,image/webp,*/*;q=0.8";
//web.Connection = "keep-alive";
web.KeepAlive = true;
web.IfModifiedSince = DateTime.Now;
web.Headers.Add("Accept-Language", "zh-CN,zh;q=0.8");
web.Headers.Add("X-CSRF-Token", "aDkFA0RIlVpHySSCFTkhQ62fPUzqhpFzC8nWxIUlgYOZwYtGdkFQwL6Ppii1/ngiCT9sSkSGIS2EMO4vrXUmqA==");
web.Date = DateTime.Now;
if (!string.IsNullOrEmpty(UserAgent))
{
web.UserAgent = UserAgent;
}
if (cookies != null && cookies.Count > 0)
{
web.CookieContainer = new CookieContainer();
string host = new Uri(url).Host;
foreach (Cookie c in cookies)
{
c.Domain = host;
web.CookieContainer.Add(c);
}
}
HttpWebResponse res = (HttpWebResponse)web.GetResponse();
Stream s = res.GetResponseStream();
StreamReader sr = new StreamReader(s, Encoding.GetEncoding(encode));
ret = sr.ReadToEnd();
sr.Close();
res.Close();
s.Close();
//ClassLoger.Error("HttpUtils/GET",url+" "+ ret);
}
catch (Exception ex)
{
ClassLoger.Error("HttpUtils/GET", url + "," + ex.Message);
throw ex;
}
return(ret);
}
/// <summary>
/// POST请求获取信息(上传)
/// </summary>
/// <param name="url"></param>
/// <param name="paramData"></param>
/// <returns></returns>
public string POST(string url, byte[] data, int timeout = 5000, List <Cookie> cookies = null)
{
string ret = string.Empty;
try
{
string boundary = "----------------------------" + DateTime.Now.Ticks.ToString("x");
HttpWebRequest webReq = (HttpWebRequest)WebRequest.Create(new Uri(url));
if (url.StartsWith("https://", StringComparison.OrdinalIgnoreCase))
{
ServicePointManager.ServerCertificateValidationCallback = new System.Net.Security.RemoteCertificateValidationCallback(ValidateServerCertificate); //rcvc;
webReq.ProtocolVersion = HttpVersion.Version10;
}
SetProxy(ref webReq);
webReq.Method = "POST";
webReq.ContentType = "multipart/form-data; boundary=" + boundary;
webReq.ServicePoint.Expect100Continue = false;
//webReq.ContentType = "text/html;charset=utf-8";
webReq.Timeout = timeout;
webReq.ContentLength = data.Length;
if (!string.IsNullOrEmpty(Token))
{
webReq.Headers.Add("Authorization", Token);
}
if (!string.IsNullOrEmpty(UserAgent))
{
webReq.UserAgent = UserAgent;
}
if (cookies != null && cookies.Count > 0)
{
webReq.CookieContainer = new CookieContainer();
string host = new Uri(url).Host;
foreach (Cookie c in cookies)
{
c.Domain = host;
webReq.CookieContainer.Add(c);
}
}
Stream newStream = webReq.GetRequestStream();
newStream.Write(data, 0, data.Length);//写入参数
newStream.Close();
HttpWebResponse response = (HttpWebResponse)webReq.GetResponse();
StreamReader sr = new StreamReader(response.GetResponseStream(), Encoding.UTF8);
ret = sr.ReadToEnd();
sr.Close();
response.Close();
newStream.Close();
}
catch (Exception ex)
{
ClassLoger.Error("HttpUtils/POST", url + "," + ex.Message);
throw ex;
}
return(ret);
}
public string GETbyJson(string url, string encode = "UTF-8", int timeout = 5000, List <Cookie> cookies = null)
{
string ret = string.Empty;
try
{
HttpWebRequest web = (HttpWebRequest)HttpWebRequest.Create(url);
if (url.StartsWith("https://", StringComparison.OrdinalIgnoreCase))
{
ServicePointManager.ServerCertificateValidationCallback = new System.Net.Security.RemoteCertificateValidationCallback(ValidateServerCertificate); //rcvc;
web.ProtocolVersion = HttpVersion.Version10;
}
SetProxy(ref web);
web.Method = "GET";
web.Timeout = timeout;
//web.Headers.Add("Accept", "text/html,application/xhtml+xml,application/xml;q=0.9,image/webp,*/*;q=0.8");
web.Headers.Add("Accept-Language", "zh-CN,zh;q=0.8");
//web.Headers["Connection"] = "keep-alive";
//web.Headers.Add("Connection", "keep-alive");
web.ContentType = "application/json";
if (!string.IsNullOrEmpty(UserAgent))
{
web.UserAgent = UserAgent;
}
if (!string.IsNullOrEmpty(Token))
{
web.Headers.Add("Authorization", Token);
}
if (cookies != null && cookies.Count > 0)
{
web.CookieContainer = new CookieContainer();
string host = new Uri(url).Host;
foreach (Cookie c in cookies)
{
c.Domain = host;
web.CookieContainer.Add(c);
}
}
HttpWebResponse res = (HttpWebResponse)web.GetResponse();
Stream s = res.GetResponseStream();
StreamReader sr = new StreamReader(s, Encoding.GetEncoding(encode));
ret = sr.ReadToEnd();
sr.Close();
res.Close();
s.Close();
//ClassLoger.Error("HttpUtils/GET",url+" "+ ret);
}
catch (Exception ex)
{
ClassLoger.Error("HttpUtils/GET", url + "," + ex.Message);
throw ex;
}
return(ret);
}
/// <summary>
/// 将类序列化成 字符串
/// </summary>
/// <param name="obj"></param>
/// <returns></returns>
public static string SerializeObject(object obj)
{
try
{
JavaScriptSerializer jss = new JavaScriptSerializer();
return(jss.Serialize(obj));
}
catch (Exception ex)
{ ClassLoger.Error("JsonHelper/DeserializeObject", ex.Message); }
return(null);
}
/// <summary>
/// 解析json 返回对应的对象
/// </summary>
/// <typeparam name="T"></typeparam>
/// <param name="jsonstr"></param>
/// <returns></returns>
public static T DeserializeObject <T>(string jsonstr)
{
try
{
if (!string.IsNullOrEmpty(jsonstr))
{
JavaScriptSerializer jss = new JavaScriptSerializer();
return(jss.Deserialize <T>(jsonstr));
}
}
catch (Exception ex) { ClassLoger.Error("JsonHelper/DeserializeObject", ex.Message); }
return(default(T));
}
/// <summary>
/// 解析json 返回object 数组
/// </summary>
/// <param name="jsonstr"></param>
/// <returns></returns>
public static object[] Deserialize(string jsonstr)
{
try
{
if (!string.IsNullOrEmpty(jsonstr))
{
JavaScriptSerializer jss = new JavaScriptSerializer();
object d = jss.DeserializeObject(jsonstr);
return((object[])d);
}
}
catch (Exception ex) { ClassLoger.Error("JsonHelper/Deserialize", ex.Message); }
return(null);
}
/// <summary>
/// 解析json 返回dict对象
/// </summary>
/// <param name="jsonstr"></param>
/// <returns></returns>
public static Dictionary <string, object> DeserializeObject(string jsonstr)
{
List <object> list = new List <object>();
try
{
if (!string.IsNullOrEmpty(jsonstr))
{
JavaScriptSerializer jss = new JavaScriptSerializer();
object d = jss.DeserializeObject(jsonstr);
return((Dictionary <string, object>)d);
}
}
catch (Exception ex)
{
ClassLoger.Error("JsonHelper/DeserializeObject", ex.Message);
}
return(null);
}
/// <summary>
/// 判断文件是否有更新
/// </summary>
/// <param name="url"></param>
/// <param name="localmodifieddate"></param>
/// <returns></returns>
public bool FileIsModified(string url, DateTime localmodifieddate, int timeout = 5000)
{
bool isModified = true;
try
{
HttpWebRequest webReq = (HttpWebRequest)WebRequest.Create(new Uri(url));
if (url.StartsWith("https://", StringComparison.OrdinalIgnoreCase))
{
ServicePointManager.ServerCertificateValidationCallback = new RemoteCertificateValidationCallback(ValidateServerCertificate); //rcvc;
webReq.ProtocolVersion = HttpVersion.Version10;
}
SetProxy(ref webReq);
webReq.Method = "GET";
webReq.IfModifiedSince = localmodifieddate;
webReq.Timeout = timeout;
HttpWebResponse response = (HttpWebResponse)webReq.GetResponse();
response.Close();
}
catch (WebException wex)
{
HttpWebResponse response = (HttpWebResponse)wex.Response;
if (response.StatusCode == HttpStatusCode.NotModified)
{
isModified = false;
}
response.Close();
}
catch (Exception ex)
{
ClassLoger.Error("HttpUtils/FileIsModified", url, ex);
throw ex;
}
return(isModified);
}
/// <summary>
/// 下载文件
/// </summary>
/// <param name="url">下载地址</param>
/// <param name="savepath">保存路径</param>
public bool DownFile(string url, string savepath)
{
if (url.IsNull() || savepath.IsNull())
{
return(false);
}
try
{
string dir_path = savepath.Replace(Path.GetFileName(savepath), "");
if (!Directory.Exists(dir_path))
{
Directory.CreateDirectory(dir_path);
}
HttpWebRequest web = (HttpWebRequest)HttpWebRequest.Create(url);
if (url.StartsWith("https://", StringComparison.OrdinalIgnoreCase))
{
ServicePointManager.ServerCertificateValidationCallback = new System.Net.Security.RemoteCertificateValidationCallback(ValidateServerCertificate); //rcvc;
web.ProtocolVersion = HttpVersion.Version10;
}
SetProxy(ref web);
web.Method = "GET";
if (!string.IsNullOrEmpty(UserAgent))
{
web.UserAgent = UserAgent;
}
HttpWebResponse res = (HttpWebResponse)web.GetResponse();
Stream s = res.GetResponseStream();
byte[] data = new byte[1024 * 100];
using (FileStream fs = File.Open(savepath, FileMode.Create))
{
int count = 0;
while ((count = s.Read(data, 0, data.Length)) > 0)
{
fs.Write(data, 0, count);
}
fs.Close();
fs.Dispose();
}
s.Close();
s.Dispose();
res.Close();
if (File.Exists(savepath))
{
return(true);
}
else
{
return(false);
}
//ClassLoger.Error("HttpUtils/GET",url+" "+ ret);
}
catch (Exception ex)
{
if (File.Exists(savepath))
{
File.Delete(savepath);
}
ClassLoger.Error("HttpUtils/GET", url + "," + ex.Message);
throw ex;
}
}