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84 lines
3.0 KiB
84 lines
3.0 KiB
using System;
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using System.Collections.Generic;
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using System.Linq;
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using System.Text;
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using System.Web;
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using System.Net;
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using System.Configuration;
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using System.IO;
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namespace FLocal.Importer {
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class ShallerConnector {
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public static readonly Encoding encoding = Encoding.GetEncoding(1251);
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private const int BUFFER = 1024;
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public static FileInfo getPageInfo(string requestUrl, Dictionary<string, string> postData, CookieContainer cookies) {
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string baseUrl = ConfigurationManager.AppSettings["Importer_BaseUrl"];
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HttpWebRequest request = (HttpWebRequest)WebRequest.Create(baseUrl + requestUrl);
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request.KeepAlive = true;
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request.CookieContainer = cookies;
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request.ReadWriteTimeout = 3*1000;
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request.Timeout = 3*1000;
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request.Accept = "*";
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if(postData.Count < 1) {
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request.Method = "GET";
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} else {
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StringBuilder postBuilder = new StringBuilder();
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foreach(KeyValuePair<string, string> kvp in postData) {
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postBuilder.Append(HttpUtility.UrlEncode(kvp.Key, encoding));
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postBuilder.Append('=');
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postBuilder.Append(HttpUtility.UrlEncode(kvp.Value, encoding));
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}
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byte[] postBytes = Encoding.ASCII.GetBytes(postBuilder.ToString());
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request.Method = "POST";
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request.ContentType = "application/x-www-form-urlencoded";
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request.ContentLength = postBytes.Length;
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Stream stream = request.GetRequestStream();
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stream.Write(postBytes, 0, postBytes.Length);
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stream.Close();
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}
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request.UserAgent = "Mozilla/4.0 (compatible; MSIE 8.0; Windows NT 6.1; WOW64; Trident/4.0; SLCC2; .NET CLR 2.0.50727; .NET CLR 3.5.30729; .NET CLR 3.0.30729; FDM; .NET4.0C; .NET4.0E)";
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using(HttpWebResponse response = (HttpWebResponse)request.GetResponse()) {
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cookies.Add(response.Cookies);
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byte[] content;
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using(Stream responseStream = response.GetResponseStream()) {
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using(MemoryStream memoryStream = new MemoryStream()) {
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byte[] buffer = new byte[BUFFER];
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int bytes;
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while((bytes = responseStream.Read(buffer, 0, BUFFER)) > 0) {
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memoryStream.Write(buffer, 0, bytes);
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}
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content = memoryStream.ToArray();
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}
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}
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if(response.ContentLength > 0 && content.Length != response.ContentLength) {
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throw new ApplicationException("incomplete file (expected " + response.ContentLength + ", got " + content.Length + ")");
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}
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FileInfo result = new FileInfo {
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dataStream = new MemoryStream(content),
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fileName = response.ResponseUri.Segments.Last(),
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filePath = response.ResponseUri.AbsolutePath,
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fileSize = response.ContentLength,
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lastModified = response.LastModified,
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};
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response.Close();
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return result;
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}
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}
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public static string getPageContent(string requestUrl, Dictionary<string, string> postData, CookieContainer cookies) {
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FileInfo info = getPageInfo(requestUrl, postData, cookies);
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using(StreamReader reader = new StreamReader(info.dataStream, encoding)) {
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return reader.ReadToEnd();
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}
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}
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}
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}
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