本文實例講述了Asp.NET調用百度翻譯的方法。分享給大家供大家參考。具體分析如下：
Asp.NET調用百度翻譯，如下圖所示：
HTML代碼如下:
復制代碼 代碼如下:
%@ Page Language="C#" AutoEventWireup="true" CodeFile="baidu.aspx.cs" Inherits="FanYi_baidu" %>
!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
html xmlns="http://www.w3.org/1999/xhtml">
head runat="server">
title>OA翻譯/title>
/head>
body>
form id="form1" runat="server">
div>
asp:TextBox ID="sourceWord" runat="server" Columns="50" Rows="15" style="width:100%;"
TextMode="MultiLine">/asp:TextBox>
br />
源語言：asp:DropDownList ID="ddlFrom" runat="server">
asp:ListItem Value="auto">自動檢測/asp:ListItem>
asp:ListItem Value="zh">中文/asp:ListItem>
asp:ListItem Value="en">英文/asp:ListItem>
asp:ListItem Value="jp">日文/asp:ListItem>
/asp:DropDownList>
目標語言：asp:DropDownList ID="ddlTo" runat="server">
asp:ListItem Value="auto">自動檢測/asp:ListItem>
asp:ListItem Value="zh">中文/asp:ListItem>
asp:ListItem Value="en">英文/asp:ListItem>
asp:ListItem Value="jp">日文/asp:ListItem>
/asp:DropDownList>
asp:Button ID="Translate"
runat="server" Text="翻譯" onclick="Translate_Click" />
br />
asp:TextBox ID="resultText" runat="server" TextMode="MultiLine" Rows="15" Columns="50" style="width:100%;">/asp:TextBox>
/div>
/form>
/body>
/html>
C#代碼如下:
復制代碼 代碼如下:
using System;
using System.Collections.Generic;
using System.IO;
using System.Net;
using System.Runtime.Serialization;
using System.Runtime.Serialization.Json;
using System.Text;
using System.Web;
public partial class FanYi_baidu : System.Web.UI.Page
{
string url = @"http://openapi.baidu.com/public/2.0/bmt/translate";
string requestDetail = "client_id=申請的ID";
protected void Page_Load(object sender, EventArgs e)
{
}
[DataContract]
public class AdmAccessToken
{
[DataMember]
public string from { get; set; }
[DataMember]
public string to { get; set; }
[DataMember]
public string error_code { get; set; }
[DataMember]
public string error_msg { get; set; }
[DataMember]
public string query { get; set; }
[DataMember]
public ListTokenResult> trans_result { get; set; }
}
[DataContract]
public class TokenResult
{
[DataMember]
public string src { get; set; }
[DataMember]
public string dst { get; set; }
}
//百度翻譯返回數據結構
//{
//"from": "en",
//"to": "zh",
//"trans_result": [
// {
// "src": "today",
// "dst": "今天"
// },
// {
// "src": "tomorrow",
// "dst": "明天"
// }
//],
//"error_code": "52001",
//"error_msg": "TIMEOUT",
//"query": "he's"
//}
/// summary>
/// 采用Post方式提交數據
/// /summary>
/// param name="DatamarketAccessUri">目標網址/param>
/// param name="requestDetails">參數字符串/param>
/// returns>/returns>
private AdmAccessToken HttpPost(string DatamarketAccessUri, string requestDetails)
{
//Prepare OAuth request
WebRequest webRequest = WebRequest.Create(DatamarketAccessUri);
webRequest.ContentType = "application/x-www-form-urlencoded";
webRequest.Method = "POST";
byte[] bytes = Encoding.ASCII.GetBytes(requestDetails);
webRequest.ContentLength = bytes.Length;
using (Stream outputStream = webRequest.GetRequestStream())
{
outputStream.Write(bytes, 0, bytes.Length);
}
using (WebResponse webResponse = webRequest.GetResponse())
{
DataContractJsonSerializer serializer = new DataContractJsonSerializer(typeof(AdmAccessToken));
//Get deserialized object from JSON stream
AdmAccessToken token = (AdmAccessToken)serializer.ReadObject(webResponse.GetResponseStream());
return token;
}
}
protected void Translate_Click(object sender, EventArgs e)
{
resultText.Text = "";
if (sourceWord.Text.Trim() != "")
{
string requestStr = requestDetail + "from=" + ddlFrom.SelectedValue
+ "to=" + ddlTo.SelectedValue
+ "q=" + HttpUtility.UrlEncode(sourceWord.Text);
AdmAccessToken token = HttpPost(url, requestStr);
if (token.error_code != null)
{
resultText.Text = token.error_msg;
}
else
{
int n = token.trans_result.Count;
for (int i = 0; i n; i++)
{
resultText.Text += token.trans_result[i].dst + (i n-1 ? "\n" : "");
}
}
}
else
{
resultText.Text = "請輸入要翻譯的內容";
}
}
}
希望本文所述對大家的C#程序設計有所幫助。
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