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有这样一个需求,将Excel文件中指定的行和列的内容,翻译成中文,并将翻译的结果存入SQLite数据库的内部代码表中。
操作的步骤是:
手工操作的话,一个Excel中需要复制粘贴 237 * 6 = 1422
次,有4个Excel,大约需要复制粘贴 1422 * 4 = 5688
次。如此重复劳动的工作量可想而知。
为了解决上述问题,拜托手工操作的繁重任务,需要开发一个小软件,需具备如下功能:
如下图所示:
用到的nuget包共有3个,其他的都为依赖项如下:
关键代码包含如下:
EPPlus官方文档:https://epplussoftware.com/zh/Developers
// 引用命名空间 using BaiduTransDemo.DataAccess; using Newtonsoft.Json; using OfficeOpenXml; using System; using System.Collections; using System.Collections.Generic; using System.Data.SQLite; using System.Drawing; using System.IO; using System.Linq; using System.Threading.Tasks; using System.Windows.Forms; // EEPlus处理excel文件 var excelFile = new FileInfo(txt_excelPath.Text); ExcelPackage.LicenseContext = OfficeOpenXml.LicenseContext.NonCommercial; Task.Run(() => { using (var package = new ExcelPackage(excelFile)) { string dtcColStr = "ABCDEFGHIJKMLNOPQRST"; // excel列,用于列循环 #region 遍历故障码英文描述,进行百度翻译,得到故障码中文描述 // 循环行 for (int i = dtcRowStart; i <= dtcRowEnd; i++) { DataGridViewRow row = new DataGridViewRow(); DataGridViewTextBoxCell cellCode = new DataGridViewTextBoxCell(); DataGridViewTextBoxCell cellDst = new DataGridViewTextBoxCell(); DataGridViewTextBoxCell cellSrc = new DataGridViewTextBoxCell(); DataGridViewTextBoxCell cellWorkActionZh = new DataGridViewTextBoxCell(); DataGridViewTextBoxCell cellWorkActionEn = new DataGridViewTextBoxCell(); // 循环故障代码描述列 if (chk_dtcColType.Checked) { string[] dtcColTypeArr = txt_dtcColType.Text.Split(','); for (int j = 0; j <= dtcColTypeArr.Length; j++) { string cellKey = string.Concat(dtcColTypeArr[j], i); // 得到需要操作的单元格定位 例如:A2,列A,行2 string cellKeyToTrans = package.Workbook.Worksheets["sm_candela_file_adv"].Cells[cellKey].Text; // 获取指定单元格内容
SQLite数据库访问帮助类,代码如下:
#region << 版 本 注 释 >> /*---------------------------------------------------------------- * 版权所有 (c) 2021 保留所有权利。 * CLR版本:4.0.30319.42000 * 机器名称:DESKTOP-T90SFH8 * 公司名称: * 命名空间:BaiduTransDemo * 唯一标识:914572c8-d2db-4889-971e-d5cb11a8b53c * 文件名:SQLiteHelper * 当前用户域:DESKTOP-T90SFH8 * * 创建者:Cgs * 电子邮箱:1003590782@qq.com * 创建时间:9/15/2021 11:29:36 AM * 版本:V1.0.0 * 描述:SQLiteHelper帮助类 * * ---------------------------------------------------------------- * 修改人: * 时间: * 修改说明: * * 版本:V1.0.1 *----------------------------------------------------------------*/ #endregion << 版 本 注 释 >> using System; using System.Collections; using System.Data; using System.Data.SQLite; namespace BaiduTransDemo { /// <summary> /// SQLiteHelper 的摘要说明 /// </summary> public class SQLiteHelper { /// <summary> /// 数据库联接串 /// </summary> public static string ConnectionString = System.Windows.Forms.Application.StartupPath + "\\newgajck_adas.db"; public SQLiteHelper(string conn) { ConnectionString = conn; } public SQLiteHelper(string filePath, string password) { ConnectionString = new SQLiteConnectionStringBuilder() { DataSource = filePath, Password = password }.ConnectionString; } private static SQLiteConnection GetConn() { //构建连接字符串 SQLiteConnection conn = new SQLiteConnection(ConnectionString); return conn; } #region 公用方法 public int GetMaxID(string FieldName, string TableName) { string strsql = "select max(" + FieldName + ")+1 from " + TableName; object obj = GetSingle(strsql); if (obj == null) { return 1; } else { return int.Parse(obj.ToString()); } } public bool Exists(string strSql) { object obj = GetSingle(strSql); int cmdresult; if ((Object.Equals(obj, null)) || (Object.Equals(obj, System.DBNull.Value))) { cmdresult = 0; } else { cmdresult = int.Parse(obj.ToString()); } if (cmdresult == 0) { return false; } else { return true; } } public bool Exists(string strSql, params SQLiteParameter[] cmdParms) { object obj = GetSingle(strSql, cmdParms); int cmdresult; if ((Object.Equals(obj, null)) || (Object.Equals(obj, System.DBNull.Value))) { cmdresult = 0; } else { cmdresult = int.Parse(obj.ToString()); } if (cmdresult == 0) { return false; } else { return true; } } #endregion 公用方法 #region 执行简单SQL语句 /// <summary> /// 执行SQL语句,返回影响的记录数 /// </summary> /// <param name="SQLString">SQL语句</param> /// <returns>影响的记录数</returns> public int ExecuteSql(string SQLString) { using (SQLiteConnection connection = new SQLiteConnection(ConnectionString)) { using (SQLiteCommand cmd = new SQLiteCommand(SQLString, connection)) { try { connection.Open(); int rows = cmd.ExecuteNonQuery(); return rows; } catch (System.Data.SQLite.SQLiteException E) { connection.Close(); throw new Exception(E.Message); } } } } /// <summary> /// 执行多条SQL语句,实现数据库事务。 /// </summary> /// <param name="SQLStringList">多条SQL语句</param> public void ExecuteSqlTran(ArrayList SQLStringList) { using (SQLiteConnection conn = new SQLiteConnection(ConnectionString)) { conn.Open(); SQLiteCommand cmd = new SQLiteCommand(); cmd.Connection = conn; SQLiteTransaction tx = conn.BeginTransaction(); cmd.Transaction = tx; try { for (int n = 0; n < SQLStringList.Count; n++) { string strsql = SQLStringList[n].ToString(); if (strsql.Trim().Length > 1) { cmd.CommandText = strsql; cmd.ExecuteNonQuery(); } } tx.Commit(); } catch (System.Data.SQLite.SQLiteException E) { tx.Rollback(); throw new Exception(E.Message); } } } /// <summary> /// 执行带一个存储过程参数的的SQL语句。 /// </summary> /// <param name="SQLString">SQL语句</param> /// <param name="content">参数内容,比如一个字段是格式复杂的文章,有特殊符号,可以通过这个方式添加</param> /// <returns>影响的记录数</returns> public int ExecuteSql(string SQLString, string content) { using (SQLiteConnection connection = new SQLiteConnection(ConnectionString)) { SQLiteCommand cmd = new SQLiteCommand(SQLString, connection); SQLiteParameter myParameter = new SQLiteParameter("@content", DbType.String); myParameter.Value = content; cmd.Parameters.Add(myParameter); try { connection.Open(); int rows = cmd.ExecuteNonQuery(); return rows; } catch (System.Data.SQLite.SQLiteException E) { throw new Exception(E.Message); } finally { cmd.Dispose(); connection.Close(); } } } /// <summary> /// 向数据库里插入图像格式的字段(和上面情况类似的另一种实例) /// </summary> /// <param name="strSQL">SQL语句</param> /// <param name="fs">图像字节,数据库的字段类型为image的情况</param> /// <returns>影响的记录数</returns> public int ExecuteSqlInsertImg(string strSQL, byte[] fs) { using (SQLiteConnection connection = new SQLiteConnection(ConnectionString)) { SQLiteCommand cmd = new SQLiteCommand(strSQL, connection); SQLiteParameter myParameter = new SQLiteParameter("@fs", DbType.Binary); myParameter.Value = fs; cmd.Parameters.Add(myParameter); try { connection.Open(); int rows = cmd.ExecuteNonQuery(); return rows; } catch (System.Data.SQLite.SQLiteException E) { throw new Exception(E.Message); } finally { cmd.Dispose(); connection.Close(); } } } /// <summary> /// 执行一条计算查询结果语句,返回查询结果(object)。 /// </summary> /// <param name="SQLString">计算查询结果语句</param> /// <returns>查询结果(object)</returns> public object GetSingle(string SQLString) { using (SQLiteConnection connection = new SQLiteConnection(ConnectionString)) { using (SQLiteCommand cmd = new SQLiteCommand(SQLString, connection)) { try { connection.Open(); object obj = cmd.ExecuteScalar(); if ((Object.Equals(obj, null)) || (Object.Equals(obj, System.DBNull.Value))) { return null; } else { return obj; } } catch (System.Data.SQLite.SQLiteException e) { connection.Close(); throw new Exception(e.Message); } } } } /// <summary> /// 执行查询语句,返回SQLiteDataReader /// </summary> /// <param name="strSQL">查询语句</param> /// <returns>SQLiteDataReader</returns> public SQLiteDataReader ExecuteReader(string strSQL) { SQLiteConnection connection = new SQLiteConnection(ConnectionString); SQLiteCommand cmd = new SQLiteCommand(strSQL, connection); try { connection.Open(); SQLiteDataReader myReader = cmd.ExecuteReader(); return myReader; } catch (System.Data.SQLite.SQLiteException e) { throw new Exception(e.Message); } } /// <summary> /// 执行查询语句,返回DataSet /// </summary> /// <param name="SQLString">查询语句</param> /// <returns>DataSet</returns> public DataSet Query(string SQLString) { using (SQLiteConnection connection = new SQLiteConnection(ConnectionString)) { DataSet ds = new DataSet(); try { connection.Open(); SQLiteDataAdapter command = new SQLiteDataAdapter(SQLString, connection); command.Fill(ds, "ds"); } catch (System.Data.SQLite.SQLiteException ex) { throw new Exception(ex.Message); } return ds; } } /// <summary> /// 执行查询语句,返回DataSet /// </summary> /// <param name="SQLString">查询语句</param> /// <returns>DataSet</returns> public DataTable QueryTable(string SQLString) { using (SQLiteConnection connection = new SQLiteConnection(ConnectionString)) { DataSet ds = new DataSet(); try { connection.Open(); SQLiteDataAdapter command = new SQLiteDataAdapter(SQLString, connection); command.Fill(ds, "ds"); } catch (System.Data.SQLite.SQLiteException ex) { throw new Exception(ex.Message); } return ds.Tables[0]; } //return new DataTable(); } #endregion 执行简单SQL语句 #region 执行带参数的SQL语句 /// <summary> /// 执行SQL语句,返回影响的记录数 /// </summary> /// <param name="SQLString">SQL语句</param> /// <returns>影响的记录数</returns> public static int ExecuteSql(string SQLString, params SQLiteParameter[] cmdParms) { using (SQLiteConnection connection = new SQLiteConnection(ConnectionString)) { using (SQLiteCommand cmd = new SQLiteCommand()) { try { PrepareCommand(cmd, connection, null, SQLString, cmdParms); int rows = cmd.ExecuteNonQuery(); cmd.Parameters.Clear(); return rows; } catch (System.Data.SQLite.SQLiteException E) { throw new Exception(E.Message); } } } } #endregion 执行带参数的SQL语句 /// <summary> /// 执行多条SQL语句,实现数据库事务。 /// </summary> /// <param name="SQLStringList">SQL语句的哈希表(key为sql语句,value是该语句的SQLiteParameter[])</param> public void ExecuteSqlTran(Hashtable SQLStringList) { using (SQLiteConnection conn = new SQLiteConnection(ConnectionString)) { conn.Open(); using (SQLiteTransaction trans = conn.BeginTransaction()) { SQLiteCommand cmd = new SQLiteCommand(); try { //循环 foreach (DictionaryEntry myDE in SQLStringList) { string cmdText = myDE.Key.ToString(); SQLiteParameter[] cmdParms = (SQLiteParameter[])myDE.Value; PrepareCommand(cmd, conn, trans, cmdText, cmdParms); int val = cmd.ExecuteNonQuery(); cmd.Parameters.Clear(); trans.Commit(); } } catch { trans.Rollback(); throw; } } } } /// <summary> /// 执行一条计算查询结果语句,返回查询结果(object)。 /// </summary> /// <param name="SQLString">计算查询结果语句</param> /// <returns>查询结果(object)</returns> public object GetSingle(string SQLString, params SQLiteParameter[] cmdParms) { using (SQLiteConnection connection = new SQLiteConnection(ConnectionString)) { using (SQLiteCommand cmd = new SQLiteCommand()) { try { PrepareCommand(cmd, connection, null, SQLString, cmdParms); object obj = cmd.ExecuteScalar(); cmd.Parameters.Clear(); if ((Object.Equals(obj, null)) || (Object.Equals(obj, System.DBNull.Value))) { return null; } else { return obj; } } catch (System.Data.SQLite.SQLiteException e) { throw new Exception(e.Message); } } } } /// <summary> /// 执行查询语句,返回SQLiteDataReader /// </summary> /// <param name="strSQL">查询语句</param> /// <returns>SQLiteDataReader</returns> public static SQLiteDataReader ExecuteReader(string SQLString, params SQLiteParameter[] cmdParms) { SQLiteConnection connection = new SQLiteConnection(ConnectionString); SQLiteCommand cmd = new SQLiteCommand(); try { PrepareCommand(cmd, connection, null, SQLString, cmdParms); SQLiteDataReader myReader = cmd.ExecuteReader(); cmd.Parameters.Clear(); return myReader; } catch (System.Data.SQLite.SQLiteException e) { throw new Exception(e.Message); } } /// <summary> /// 执行查询语句,返回DataSet /// </summary> /// <param name="SQLString">查询语句</param> /// <returns>DataSet</returns> public DataSet Query(string SQLString, params SQLiteParameter[] cmdParms) { using (SQLiteConnection connection = new SQLiteConnection(ConnectionString)) { SQLiteCommand cmd = new SQLiteCommand(); PrepareCommand(cmd, connection, null, SQLString, cmdParms); using (SQLiteDataAdapter da = new SQLiteDataAdapter(cmd)) { DataSet ds = new DataSet(); try { da.Fill(ds, "ds"); cmd.Parameters.Clear(); } catch (System.Data.SQLite.SQLiteException ex) { throw new Exception(ex.Message); } return ds; } } } /// <summary> /// </summary> /// <param name="pagesize"></param> /// <param name="pageindex"></param> /// <param name="Sqlstr"></param> /// <returns></returns> public static DataSet ExecuteDs(int pagesize, int pageindex, String sqlstr) { using (SQLiteConnection conn = GetConn()) { DataSet ds = new DataSet(); SQLiteCommand cmd = new SQLiteCommand(sqlstr, conn);//执行语句 SQLiteDataAdapter da = new SQLiteDataAdapter(cmd); int startPost = pagesize; cmd.Connection = conn; cmd.CommandType = CommandType.Text; da.SelectCommand = cmd; try { conn.Open(); da.Fill(ds, pagesize * (pageindex - 1), pagesize, "PagerTable"); return ds; } catch (Exception ex) { throw ex; } finally { cmd.Dispose(); da.Dispose(); conn.Close(); } } } private static void PrepareCommand(SQLiteCommand cmd, SQLiteConnection conn, SQLiteTransaction trans, string cmdText, SQLiteParameter[] cmdParms) { if (conn.State != ConnectionState.Open) conn.Open(); cmd.Connection = conn; cmd.CommandText = cmdText; if (trans != null) cmd.Transaction = trans; cmd.CommandType = CommandType.Text;//cmdType; if (cmdParms != null) { foreach (SQLiteParameter parm in cmdParms) cmd.Parameters.Add(parm); } } /// <summary> /// 过滤SQL语句,防止注入 /// </summary> /// <returns> </returns> public static string FilterSql(string sSql) { //int srcLen, decLen = 0; //srcLen = sSql.Length; sSql = sSql.ToLower().Trim(); sSql = sSql.Replace("exec ", ""); sSql = sSql.Replace("=", ""); sSql = sSql.Replace("and ", ""); sSql = sSql.Replace("or ", ""); sSql = sSql.Replace("insert ", ""); sSql = sSql.Replace("delete ", ""); sSql = sSql.Replace("master ", ""); sSql = sSql.Replace("truncate ", ""); sSql = sSql.Replace("declare ", ""); sSql = sSql.Replace("create ", ""); sSql = sSql.Replace("xp_", "no"); return sSql; //decLen = sSql.Length; //if (srcLen == decLen) return false; else return true; } /// <summary> /// C# null转成sql null /// </summary> /// <param name="obj"></param> /// <returns></returns> public static object CSharpNullConvertDbNull(object obj) { return obj ?? DBNull.Value; } #region SqlDataReader GetReaderByStoredProcedure 返回DataReader的查询方法存储过程 /// <summary> /// 返回DataReader的查询方法(存储过程) /// 使用完SqlDataReader一定要关闭,否则会造成连接池溢出 /// </summary> /// <param name="safeSql"></param> /// <returns></returns> public static SQLiteDataReader GetReaderByStoredProcedure(string name) { SQLiteConnection conn = GetConn(); try { conn.Open(); SQLiteCommand com = new SQLiteCommand(); com.Connection = conn; com.CommandType = CommandType.StoredProcedure; com.CommandText = name; SQLiteDataReader reader = com.ExecuteReader(CommandBehavior.CloseConnection); return reader; } catch (Exception ex) { throw ex; } } /// <summary> /// 返回DataReader的查询方法(带参数)(存储过程) /// 使用完SqlDataReader一定要关闭,否则会造成连接池溢出 /// </summary> /// <param name="safeSql"></param> /// <returns></returns> public static SQLiteDataReader GetReaderByStoredProcedure(string name, params SQLiteParameter[] paras) { SQLiteConnection conn = GetConn(); try { conn.Open(); SQLiteCommand com = new SQLiteCommand(); com.Connection = conn; com.CommandType = CommandType.StoredProcedure; com.CommandText = name; com.Parameters.AddRange(paras); SQLiteDataReader reader = com.ExecuteReader(CommandBehavior.CloseConnection); return reader; } catch (Exception ex) { throw ex; } } #endregion SqlDataReader GetReaderByStoredProcedure 返回DataReader的查询方法存储过程 /// <summary> /// DataAdapter读取数据,返回DataTable /// </summary> /// <param name="sql"></param> /// <returns></returns> public static DataTable GetDataTable(string sql) { SQLiteConnection conn = GetConn(); //创建一个DataSet集 DataSet ds = new DataSet(); try { //创建一个DataAdapter对象 SQLiteDataAdapter sda = new SQLiteDataAdapter(sql, conn); conn.Open(); //将结果填充到table中 sda.Fill(ds); //返回table return ds.Tables[0]; } catch (Exception ex) { throw ex; } finally { conn.Close(); } } } }
处理复杂任务时可能会导致主界面UI线程阻塞,出现UI界面假死的情况,为了防止这种问题出现,需要跨线程操作WinForm控件,如下:
#region << 版 本 注 释 >> /*---------------------------------------------------------------- * 版权所有 (c) 2021 保留所有权利。 * CLR版本:4.0.30319.42000 * 机器名称:DESKTOP-T90SFH8 * 公司名称: * 命名空间:BaiduTransDemo * 唯一标识:f43c8925-8971-4949-9f33-142d85ff440e * 文件名:ThreadCrossHelper * 当前用户域:DESKTOP-T90SFH8 * * 创建者:Cgs * 电子邮箱:1003590782@qq.com * 创建时间:9/15/2021 4:59:05 PM * 版本:V1.0.0 * 描述:跨线程操作WinForm控件帮助类 * * ---------------------------------------------------------------- * 修改人: * 时间: * 修改说明: * * 版本:V1.0.1 *----------------------------------------------------------------*/ #endregion << 版 本 注 释 >> using System; using System.Windows.Forms; namespace BaiduTransDemo { /// <summary> /// ThreadCrossHelper 的摘要说明 /// </summary> public class ThreadCrossHelper { #region <属性> public delegate void RichTextBoxDelegate(RichTextBox ric, string msg); public delegate void DataGridViewDelegate(DataGridView dgv, DataGridViewRow row); #endregion <属性> #region <方法> public static void ShowMsg(RichTextBox ric, string msg) { if (!string.IsNullOrEmpty(msg)) { if (ric.InvokeRequired)//获取一个值,该值指示调用方在对控件进行方法调用时是否必须调用 Invoke 方法,因为调用方位于创建控件所在的线程以外的线程中。 { RichTextBoxDelegate d = new RichTextBoxDelegate(ShowMsg); ric.BeginInvoke(d, ric, msg);//在创建控件的基础句柄所在线程上,用指定的参数异步执行指定委托。 } else { ric.AppendText(DateTime.Now.ToString("yyyy-MM-dd HH:mm:ss") + " " + msg + Environment.NewLine); ric.ScrollToCaret(); } } } public static void ShowInfo(RichTextBox ric, string msg) { if (!string.IsNullOrEmpty(msg)) { if (ric.InvokeRequired) { RichTextBoxDelegate d = new RichTextBoxDelegate(ShowInfo); ric.BeginInvoke(d, ric, msg); } else { ric.AppendText(DateTime.Now.ToString("yyyy-MM-dd HH:mm:ss") + " 报告单编号为【" + msg + "】的记录上传成功!" + Environment.NewLine); ric.ScrollToCaret(); } } } public static void ShowInfo(RichTextBox ric, string msg, string ex) { if (!string.IsNullOrEmpty(msg)) { if (ric.InvokeRequired) { RichTextBoxDelegate d = new RichTextBoxDelegate(ShowInfo); ric.BeginInvoke(d, ric, msg); } else { ric.AppendText(DateTime.Now.ToString("yyyy-MM-dd HH:mm:ss") + " 报告单编号为【" + msg + "】的记录上传失败!" + ex + Environment.NewLine); ric.ScrollToCaret(); } } } /// <summary> /// 跨线程给DataGridView添加DataGridViewRow /// </summary> /// <param name="dgv">DataGridView</param> /// <param name="row">DataGridViewRow</param> public static void AddRowToDgv(DataGridView dgv, DataGridViewRow row) { if (row != null) { if (dgv.InvokeRequired) { DataGridViewDelegate d = new DataGridViewDelegate(AddRowToDgv); dgv.BeginInvoke(d, dgv, row); } else { dgv.Rows.Add(row); dgv.FirstDisplayedScrollingRowIndex = dgv.Rows.Count - 1; } } } /// <summary> /// 跨线程给DataGridView添加DataGridViewRow /// </summary> /// <param name="dgv">DataGridView</param> /// <param name="index">DataGridViewRow</param> public static void DgvSetScrollingRowIndex(DataGridView dgv,int index) { MethodInvoker mi = new MethodInvoker(() => { dgv.FirstDisplayedScrollingRowIndex = index; }); dgv.BeginInvoke(mi); } /// <summary> /// 跨线程调用进度条前进 /// </summary> /// <param name="progressBar"></param> public static void PerformStep(ProgressBar progressBar) { MethodInvoker mi = new MethodInvoker(() => { progressBar.PerformStep(); }); progressBar.BeginInvoke(mi); } #endregion <方法> } }
百度翻译开放平台官方文档:https://api.fanyi.baidu.com/doc/21
调用百度翻译API帮助类,如下:
#region << 版 本 注 释 >> /*---------------------------------------------------------------- * 版权所有 (c) 2021 保留所有权利。 * CLR版本:4.0.30319.42000 * 机器名称:DESKTOP-T90SFH8 * 公司名称: * 命名空间:BaiduTransDemo * 唯一标识:f5edde70-c3fa-4977-91b9-f74ea73df514 * 文件名:BaiduTransApiHelper * 当前用户域:DESKTOP-T90SFH8 * * 创建者:Cgs * 电子邮箱:1003590782@qq.com * 创建时间:9/15/2021 1:04:05 PM * 版本:V1.0.0 * 描述:百度翻译API帮助类 * * ---------------------------------------------------------------- * 修改人: * 时间: * 修改说明: * * 版本:V1.0.1 *----------------------------------------------------------------*/ #endregion << 版 本 注 释 >> using System; using System.Text; using System.Net; using System.IO; using System.Security.Cryptography; using System.Web; namespace BaiduTransDemo { /// <summary> /// BaiduTransApiHelper 的摘要说明 /// </summary> public class BaiduTransApiHelper { #region <方法> // 计算MD5值 public static string EncryptString(string str) { MD5 md5 = MD5.Create(); // 将字符串转换成字节数组 byte[] byteOld = Encoding.UTF8.GetBytes(str); // 调用加密方法 byte[] byteNew = md5.ComputeHash(byteOld); // 将加密结果转换为字符串 StringBuilder sb = new StringBuilder(); foreach (byte b in byteNew) { // 将字节转换成16进制表示的字符串, sb.Append(b.ToString("x2")); } // 返回加密的字符串 return sb.ToString(); } /// <summary> /// 调用百度翻译API /// </summary> /// <param name="q">原文</param> /// <param name="from">源语言</param> /// <param name="to">目标语言</param> /// <returns></returns> public static string Trans(string q, string from = "en", string to = "zh") { // 改成您的APP ID string appId = "XXXXXXXXXXXXXX"; Random rd = new Random(); string salt = rd.Next(100000).ToString(); // 改成您的密钥 string secretKey = "XXXXXXXXXXXXXX"; string sign = EncryptString(appId + q + salt + secretKey); string url = "http://api.fanyi.baidu.com/api/trans/vip/translate?"; url += "q=" + HttpUtility.UrlEncode(q); url += "&from=" + from; url += "&to=" + to; url += "&appid=" + appId; url += "&salt=" + salt; url += "&sign=" + sign; HttpWebRequest request = (HttpWebRequest)WebRequest.Create(url); request.Method = "GET"; request.ContentType = "text/html;charset=UTF-8"; request.UserAgent = null; request.Timeout = 6000; HttpWebResponse response = (HttpWebResponse)request.GetResponse(); Stream myResponseStream = response.GetResponseStream(); StreamReader myStreamReader = new StreamReader(myResponseStream, Encoding.GetEncoding("utf-8")); string retString = myStreamReader.ReadToEnd(); myStreamReader.Close(); myResponseStream.Close(); return retString; } #endregion <方法> } /// <summary> /// 百度翻译JSON根 /// </summary> public class Rootobject { public string from { get; set; } public string to { get; set; } public Trans_Result[] trans_result { get; set; } } /// <summary> /// 百度翻译JSON结果 /// </summary> public class Trans_Result { public string src { get; set; } public string dst { get; set; } } }
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