/// <summary>
/// 获取远程文件源代码 WebClient UploadData
/// </summary>
/// <param name="url">远程url</param>
/// <param name="encoding">编码</param>
/// <returns>获取远程文件源代码</returns>
public static string GetRemoteHtmlCode5(string url, System.Text.Encoding encoding = null) {
url += (url.IndexOf("?") >= 0 ? "&time=" : "?time=") + Rand.RndDateStr();
string postString = "";
using (WebClient webClient = new WebClient()) {
webClient.Headers.Add("Content-Type", "application/x-www-form-urlencoded");
byte[] postData = Encoding.ASCII.GetBytes(postString);
byte[] responseData = webClient.UploadData(url, "POST", postData);
string srcString = encoding.IfNull(Encoding.UTF8).GetString(responseData);
return srcString;
}
}
/// <summary>
/// 获取远程文件源代码 HttpWebRequest UserAgent + Referer + AllowAutoRedirect
/// </summary>
/// <param name="url">url</param>
/// <param name="encoding">编码</param>
/// <param name="timeout">超时时间</param>
/// <returns>获取远程文件源代码</returns>
public static string GetRemoteHtmlCode3(string url, System.Text.Encoding encoding = null, int timeout = 0) {
url += (url.IndexOf("?") >= 0 ? "&time=" : "?time=") + Rand.RndDateStr();
string s = ""; HttpWebResponse response = null; StreamReader stream = null;
try {
HttpWebRequest request = (HttpWebRequest)HttpWebRequest.Create(url);
request.AllowAutoRedirect = true;
if (timeout > 1) request.Timeout = timeout;
request.UserAgent = "Mozilla/4.0 (compatible; MSIE 6.0; Windows NT 5.0; .NET CLR 1.1.4322; .NET CLR 2.0.50727)";
request.Referer = url;
response = (HttpWebResponse)request.GetResponse();
stream = new StreamReader(response.GetResponseStream(), encoding.IfNull(Encoding.UTF8));
s = stream.ReadToEnd();
} catch {
} finally {
if (stream.IsNotNull()) stream.Close();
if (response.IsNotNull()) response.Close();
}
return s;
}
/// <summary>
/// 获取远程文件源代码 WebClient DownloadData
/// </summary>
/// <param name="url">url</param>
/// <param name="encoding">编码</param>
/// <returns>获取远程文件源代码</returns>
public static string GetRemoteHtmlCode4(string url, System.Text.Encoding encoding = null) {
url += (url.IndexOf("?") >= 0 ? "&time=" : "?time=") + Rand.RndDateStr();
using (WebClient wc = new WebClient()) {
#if !MONO40
wc.Credentials = CredentialCache.DefaultCredentials;
#endif
Byte[] pageData = wc.DownloadData(url);
string content = encoding.IfNull(Encoding.UTF8).GetString(pageData);
return content;
}
}
/// <summary>
/// 获取远程文件源代码 good HttpWebRequest
/// </summary>
/// <param name="url">url</param>
/// <param name="encoding">编码</param>
/// <param name="timeout">超时时间</param>
/// <returns>获取远程文件源代码 线程安全</returns>
public static string GetRemoteHtmlCode2(string url, System.Text.Encoding encoding = null, int timeout = 0) {
url += (url.IndexOf("?") >= 0 ? "&time=" : "?time=") + Rand.RndDateStr();
string s = ""; HttpWebResponse response = null; StreamReader stream = null;
try {
HttpWebRequest request = (HttpWebRequest)WebRequest.Create(url);
if (timeout > 1) request.Timeout = timeout;
response = (HttpWebResponse)request.GetResponse();
stream = new StreamReader(response.GetResponseStream(), encoding.IfNull(Encoding.UTF8));
s = stream.ReadToEnd();
} catch {
} finally {
if (stream.IsNotNull()) stream.Close();
if (response.IsNotNull()) response.Close();
}
return s;
}