/// <summary>
/// Configures the web request with HttpOptions and
/// <para>retrieves the web pages response.</para>
/// </summary>
/// <param name="options">Web request options</param>
/// <returns>Content of the web page</returns>
public static string Request(HttpOptions options)
{
string content;
var request = (HttpWebRequest) WebRequest.Create(options.Url);
request.ProtocolVersion = options.ParseHttpVersion();
request.Headers = options.HeaderCollection;
request.Accept = options.HttpAcceptHeader;
request.Method = options.HttpMethod.ToString();
request.Proxy = options.Proxy;
request.AutomaticDecompression = options.DecompressionMethod;
request.Referer = options.Referer;
request.UserAgent = options.UserAgent;
request.AllowAutoRedirect = options.AllowAutoRedirect;
request.CookieContainer = options.Cookies;
request.Timeout = (int) options.RequestTimeout.TotalMilliseconds;
if (options.HttpMethod == HttpMethod.Post)
{
byte[] postBytes = Encoding.UTF8.GetBytes(options.PostData);
request.ContentType = "application/x-www-form-urlencoded; charset=UTF-8";
request.ContentLength = postBytes.Length;
using (Stream requestStream = request.GetRequestStream())
{
requestStream.Write(postBytes, 0, postBytes.Length);
}
}
using (var response = (HttpWebResponse) request.GetResponse())
{
using (Stream stream = response.GetResponseStream())
{
if (stream == null) throw new Exception("Stream is empty!");
using (var streamReader = new StreamReader(stream))
{
content = streamReader.ReadToEnd();
}
}
}
return content;
}
/// <summary>
/// Downloads files with HttpOptions
/// </summary>
/// <param name="options">Web request options</param>
/// <param name="path">Path to save the file to</param>
public static void Download(HttpOptions options, string path)
{
var request = (HttpWebRequest) WebRequest.Create(options.Url);
request.ProtocolVersion = options.ParseHttpVersion();
request.Headers = options.HeaderCollection;
request.Accept = options.HttpAcceptHeader;
request.Proxy = options.Proxy;
request.Referer = options.Referer;
request.UserAgent = options.UserAgent;
request.CookieContainer = options.Cookies;
using (WebResponse response = request.GetResponse())
{
using (Stream stream = response.GetResponseStream())
{
using (Stream fileStream = File.OpenWrite(path))
{
if (stream == null) throw new Exception("Stream is empty!");
var buffer = new byte[4096];
int bytesRead = stream.Read(buffer, 0, 4096);
while (bytesRead > 0)
{
fileStream.Write (buffer, 0, bytesRead);
bytesRead = stream.Read(buffer, 0, 4096);
}
}
}
}
}
