using System;
using System.Collections.Generic;
using System.Text;
using System.Net;
using System.IO;
using Newtonsoft.Json;
using System.Web;
using System.Text.RegularExpressions;
namespace Framework
{
/// <summary>
/// 语言类型
/// </summary>
public class LanguageType
{
/// <summary>
/// 中文
/// </summary>
public static string Chinese = "zh-cn";
/// <summary>
/// 英文
/// </summary>
public static string English = "en";
}
/// <summary>
/// 翻译方式类型
/// </summary>
public class TranslationType
{
/// <summary>
/// Google
/// </summary>
public static string Google = "GoogleTanslater";
/// <summary>
/// Bing
/// </summary>
public static string Bing = "MircsoftTanslater";
}
/// <summary>
/// 语言翻译类
/// </summary>
public class Translater
{
/// <summary>
/// 翻译方法 中文："zh-cn", 英文："en" type：MircsoftTanslater，GoogleTanslater
/// </summary>
/// <param name="sourceText">翻译原文</param>
/// <param name="fromLanguage">原始语言</param>
/// <param name="toLanguage">目标语言</param>
/// <param name="type">翻译API</param>
/// <returns>译文</returns>
public static string Translate(string sourceText, string fromLanguage, string toLanguage, string type = "MircsoftTanslater")
{
string translateStr = string.Empty;
switch (type)
{
case "MircsoftTanslater":
translateStr = MircsoftTanslater(sourceText, fromLanguage, toLanguage);//"zh-cn", "en";
break;
case "GoogleTanslater":
translateStr = GoogleTranslater_PostMethod(sourceText, fromLanguage, toLanguage);//"zh-cn", "en";
break;
}
return translateStr;
}
#region Google 翻译： Get方式获取翻译
/// <summary>
/// Google 翻译： Get方式获取翻译
/// </summary>
/// <param name="sourceText"></param>
/// <param name="fromType"></param>
/// <param name="toType"></param>
/// <returns></returns>
private static string GoogleTranslater_GetMethod(string sourceText, string fromType, string toType)
{
string result;
string langPair = fromType.ToLower() == "zh-cn" ? "zh|en" : "en|zh";
string url = "http://ajax.googleapis.com/ajax/services/language/translate?v=1.0&langpair=" + HttpUtility.UrlEncode(langPair) + "&q=" + HttpUtility.UrlEncode(sourceText);
HttpWebRequest request = (HttpWebRequest)WebRequest.Create(url);
request.Method = "GET";
request.Referer = "http://www.my-ajax-site.com";
try
{
HttpWebResponse response = (HttpWebResponse)request.GetResponse();
Stream responseStream = response.GetResponseStream();
StreamReader reader = new StreamReader(responseStream, Encoding.GetEncoding("UTF-8"));
string responseStr = reader.ReadToEnd();
ResponseResult readConfig = (ResponseResult)JavaScriptConvert.DeserializeObject(responseStr, typeof(ResponseResult));
if (readConfig.responseStatus == "200")
{
result = readConfig.responseData.translatedText;
}
else
{
result = readConfig.responseStatus;
}
}
catch (Exception Ex)
{
result = "err:" + Ex.Message;
}
return result;
}
#endregion
#region Google 翻译： Post方式获取翻译
/// <summary>
/// Google 翻译： Post方式获取翻译
/// </summary>
/// <param name="sourceText"></param>
/// <param name="fromType"></param>
/// <param name="toType"></param>
/// <returns></returns>
private static string GoogleTranslater_PostMethod(string sourceText, string fromType, string toType)
{
string fromLan = fromType.ToLower() == "zh-cn" ? "zh" : "en";
string toLan = toType.ToLower() == "zh-cn" ? "zh" : "en";
HttpWebRequest requestScore = (HttpWebRequest)WebRequest.Create("http://translate.google.com/translate_t#");
StringBuilder postContent = new StringBuilder();
Encoding myEncoding = Encoding.UTF8;
postContent.Append(HttpUtility.UrlEncode("hl", myEncoding));
postContent.Append("=");
postContent.Append(HttpUtility.UrlEncode("en", myEncoding));
postContent.Append("&");
postContent.Append(HttpUtility.UrlEncode("ie", myEncoding));
postContent.Append("=");
postContent.Append(HttpUtility.UrlEncode("UTF-8", myEncoding));
postContent.Append("&");
postContent.Append(HttpUtility.UrlEncode("sl", myEncoding));
postContent.Append("=");
postContent.Append(HttpUtility.UrlEncode(fromLan, myEncoding));
postContent.Append("&");
postContent.Append(HttpUtility.UrlEncode("text", myEncoding));
postContent.Append("=");
postContent.Append(HttpUtility.UrlEncode(sourceText, myEncoding));
postContent.Append("&");
postContent.Append(HttpUtility.UrlEncode("tl", myEncoding));
postContent.Append("=");
postContent.Append(HttpUtility.UrlEncode(toLan, myEncoding));
byte[] data = Encoding.ASCII.GetBytes(postContent.ToString());
requestScore.UserAgent = "Mozilla/4.0 (compatible; MSIE 6.0; Windows NT 5.2; SV1; .NET CLR 1.1.4322; .NET CLR 2.0.50727)";
requestScore.Method = "Post";
//requestScore.ContentType = "application/x-www-form-urlencoded;charset=gb2312";
requestScore.ContentLength = data.Length;
requestScore.KeepAlive = true;
requestScore.Timeout = (6 * 60 * 1000);
requestScore.ProtocolVersion = HttpVersion.Version10;
Stream stream = requestScore.GetRequestStream();
stream.Write(data, 0, data.Length);
stream.Close();
string content = string.Empty;
try
{
System.Net.ServicePointManager.Expect100Continue = false;
HttpWebResponse responseSorce = (HttpWebResponse)requestScore.GetResponse();
StreamReader reader = new StreamReader(responseSorce.GetResponseStream());
content = reader.ReadToEnd();
responseSorce.Close();
reader.Dispose();
stream.Dispose();
}
catch (WebException ex)
{
HttpWebResponse responseSorce = (HttpWebResponse)ex.Response;//得到请求网站的详细错误提示
StreamReader reader = new StreamReader(responseSorce.GetResponseStream());
content = reader.ReadToEnd();
responseSorce.Close();
reader.Dispose();
stream.Dispose();
}
finally
{
requestScore.Abort();
}
string reg = @"<(?<HtmlTag>[\w]+)[^>]*\s[iI][dD]=(?<Quote>[""']?)result_box(?(Quote)\k<Quote>)[""']?[^>]*>((?<Nested><\k<HtmlTag>[^>]*>)|</\k<HtmlTag>>(?<-Nested>)|.*?)*</\k<HtmlTag>>";
//string reg = @"<(span) id=result_box [^>]*>.*?</\1>";//匹配出翻译内容
Regex r = new Regex(reg);
MatchCollection mcItem = r.Matches(content);
string result = ConvertHtmlToText(mcItem[0].Value);
return result;
}
/// <summary>
/// 将HTML转换为纯文本
/// </summary>
/// <param name="source"></param>
/// <returns></returns>
public static string ConvertHtmlToText(string source)
{
// 代码的实现的思路是：
//a、先将html文本中的所有空格、换行符去掉（因为html中的空格和换行是被忽略的）
//b、将<head>标记中的所有内容去掉
//c、将<script>标记中的所有内容去掉
//d、将<style>标记中的所有内容去掉
//e、将td换成空格，tr,li,br,p 等标记换成换行符
//f、去掉所有以“<>”符号为头尾的标记去掉。
//g、转换&，&nbps;等转义字符换成相应的符号
//h、去掉多余的空格和空行
string result;
//remove line breaks,tabs
result = source.Replace("\r", " ");
result = result.Replace("\n", " ");
result = result.Replace("\t", " ");
//remove the header
result = Regex.Replace(result, "(<head>).*(</head>)", string.Empty, RegexOptions.IgnoreCase);
result = Regex.Replace(result, @"<( )*script([^>])*>", "<script>", RegexOptions.IgnoreCase);
result = Regex.Replace(result, @"(<script>).*(</script>)", string.Empty, RegexOptions.IgnoreCase);
//remove all styles
result = Regex.Replace(result, @"<( )*style([^>])*>", "<style>", RegexOptions.IgnoreCase); //clearing attributes
result = Regex.Replace(result, "(<style>).*(</style>)", string.Empty, RegexOptions.IgnoreCase);
//insert tabs in spaces of <td> tags
result = Regex.Replace(result, @"<( )*td([^>])*>", " ", RegexOptions.IgnoreCase);
//insert line breaks in places of <br> and <li> tags
result = Regex.Replace(result, @"<( )*br( )*>", "\r", RegexOptions.IgnoreCase);
result = Regex.Replace(result, @"<( )*li( )*>", "\r", RegexOptions.IgnoreCase);
//insert line paragraphs in places of <tr> and <p> tags
result = Regex.Replace(result, @"<( )*tr([^>])*>", "\r\r", RegexOptions.IgnoreCase);
result = Regex.Replace(result, @"<( )*p([^>])*>", "\r\r", RegexOptions.IgnoreCase);
//remove anything thats enclosed inside < >
result = Regex.Replace(result, @"<[^>]*>", string.Empty, RegexOptions.IgnoreCase);
//replace special characters:
result = Regex.Replace(result, @"&", "&", RegexOptions.IgnoreCase);
result = Regex.Replace(result, @" ", " ", RegexOptions.IgnoreCase);
result = Regex.Replace(result, @"<", "<", RegexOptions.IgnoreCase);
result = Regex.Replace(result, @">", ">", RegexOptions.IgnoreCase);
result = Regex.Replace(result, @"&(.{2,6});", string.Empty, RegexOptions.IgnoreCase);
//remove extra line breaks and tabs
result = Regex.Replace(result, @" ( )+", " ");
result = Regex.Replace(result, "(\r)( )+(\r)", "\r\r");
result = Regex.Replace(result, @"(\r\r)+", "\r\n");
return result;
}
#endregion
#region 微软翻译
/// <summary>
/// 微软翻译API : 语言类型："zh-cn", "en"
/// </summary>
/// <param name="orgStr">翻译原文</param>
/// <param name="fromType">原文语言类型</param>
/// <param name="toType">目标语言类型</param>
/// <returns></returns>
public static string MircsoftTanslater(string orgStr, string fromType, string toType)
{
string content = string.Empty;
string appId = "56E164FED4017D272E06AD7E16778536251CA5CB";
string text = orgStr;// "Translate this for me";
string from = fromType;// "en";
string to = toType;// "zh-cn";
string uri = "http://api.microsofttranslator.com/v2/Http.svc/Translate?appId=" + appId + "&text=" + System.Web.HttpUtility.UrlEncode(text) + "&from=" + from + "&to=" + to;
HttpWebRequest httpWebRequest = (HttpWebRequest)WebRequest.Create(uri);
WebResponse response = null;
try
{
response = httpWebRequest.GetResponse();
StreamReader reader = new StreamReader(response.GetResponseStream());
content = reader.ReadToEnd();//"<string xmlns=\"http://schemas.microsoft.com/2003/10/Serialization/\">Hello, China</string>"
content = content.Replace("<string xmlns=\"http://schemas.microsoft.com/2003/10/Serialization/\">", "");
content = content.Replace("</string>", "");
response.Close();
reader.Dispose();
}
catch (WebException e)
{
content = ProcessWebException(e, "Failed to translate");
}
finally
{
if (response != null)
{
response.Close();
response = null;
}
}
return content;
}
private static string ProcessWebException(WebException e, string message)
{
string result = string.Empty;
result = string.Format("{0}: {1}", message, e.ToString());
// Obtain detailed error information
string strResponse = string.Empty;
using (HttpWebResponse response = (HttpWebResponse)e.Response)
{
using (Stream responseStream = response.GetResponseStream())
{
using (StreamReader sr = new StreamReader(responseStream, System.Text.Encoding.ASCII))
{
strResponse = sr.ReadToEnd();
}
}
}
result = string.Format("Http status code={0}, error message={1}", e.Status, strResponse);
return result;
}
#endregion
}
/// <summary>
/// 翻译返回类
/// </summary>
public class ResponseResult
{
public ResponseData responseData { get; set; }
public string responseDetails { get; set; }
public string responseStatus { get; set; }
}
/// <summary>
///
/// </summary>
public class ResponseData
{
public string translatedText { get; set; }
}
}
Translater
Wesley13
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