private string WrGenericTranslate(string CrawlerCd, string TrlCode, string InStr, string dbConnectionString, string dbPassword)
{
HttpWebRequest request;
string posttext;
DataTable dt = null;
string rtn = string.Empty;
using (WebAccessBase dac = GetWebAccess())
{
dt = dac.WrGetCtCrawler(CrawlerCd);
}
try
{
if (CrawlerCd == "GA")
{
// Get:
posttext = dt.Rows[0]["PreText"].ToString() + TrlCode + dt.Rows[0]["PostText"].ToString() + HttpUtility.UrlEncode(InStr.Replace("\\", "/"));
request = (HttpWebRequest)WebRequest.Create(new Uri(dt.Rows[0]["CrawlerURL"].ToString() + posttext));
}
else if (CrawlerCd == "GB")
{
// Get google translation paid api v2:
string apiKey = base.DecryptString(Config.GoogleAPIKey);
string[] fromTo = TrlCode.Split(new char[] { '|' });
posttext = dt.Rows[0]["PreText"].ToString() + apiKey + string.Format("&source={0}&target={1}", fromTo[0], fromTo[1]) + dt.Rows[0]["PostText"].ToString() + HttpUtility.UrlEncode(InStr.Replace("\\", "/"));
request = (HttpWebRequest)WebRequest.Create(new Uri(dt.Rows[0]["CrawlerURL"].ToString() + posttext));
}
else
{
// Post:
request = (HttpWebRequest)WebRequest.Create(new Uri(dt.Rows[0]["CrawlerURL"].ToString()));
posttext = dt.Rows[0]["PreText"].ToString() + TrlCode + dt.Rows[0]["PostText"].ToString() + HttpUtility.UrlEncode(InStr.Replace("\\", "/"));
request.Method = "POST";
request.ContentType = "application/x-www-form-urlencoded";
request.ContentLength = posttext.Length;
request.UserAgent = "Mozilla/4.0 (compatible; MSIE 6.0; Windows NT 5.1)";
Stream writeStream = request.GetRequestStream();
UTF8Encoding encoding = new UTF8Encoding();
byte[] bytes = encoding.GetBytes(posttext);
writeStream.Write(bytes, 0, bytes.Length);
writeStream.Close();
}
request.Referer = dt.Rows[0]["CrawlerREF"].ToString();
HttpWebResponse response = (HttpWebResponse)request.GetResponse();
StreamReader readStream = new StreamReader(response.GetResponseStream(), Encoding.UTF8);
string page = readStream.ReadToEnd();
Regex reg = new Regex(dt.Rows[0]["ResultRegex"].ToString(), RegexOptions.IgnoreCase | RegexOptions.Multiline);
MatchCollection matches = reg.Matches(page);
if (matches.Count == 1 && matches[0].Groups.Count == 2 && matches[0].Groups[1].Value != string.Empty)
{
rtn = matches[0].Groups[1].Value;
}
}
catch (Exception err)
{
ApplicationAssert.CheckCondition(false, "WrGenericTranslate", dt.Rows[0]["CrawlerURL"].ToString() + ": " + err.Message, "Translation engine cannot handle \"" + InStr + "\". Please investigate and try again.");
}
if (CrawlerCd == "GA" || CrawlerCd == "GB")
{
// google translate API returns JSONEncode(htmlencoded(string)) and we need to reverse it
var json_encoded = new System.Web.Script.Serialization.JavaScriptSerializer().Deserialize <System.Collections.Generic.Dictionary <string, string> >(string.Format("{{\"translatedText\":\"{0}\"}}", rtn));
rtn = System.Web.HttpUtility.HtmlDecode(json_encoded["translatedText"]);
}
return(rtn);
}