/// <summary>
/// 解压缩字符串
/// </summary>
/// <param name="source"></param>
/// <param name="key"></param>
/// <returns></returns>
public static string UnCryString(string source, string key)
{
string tmpStr = I3MD5.MD5String(key);
byte[] keyBytes = Encoding.ASCII.GetBytes(tmpStr); //32*8
byte[] ivBytes = Encoding.ASCII.GetBytes(I3StringUtil.SubString(tmpStr, 0, 16)); //16*8
return(I3CryWeb.Decrypt(source, "Rijndael", keyBytes, ivBytes));
}
/// <summary>
/// 解压单个文件 到 指定文件
/// 注意：单个文件的文件名，要指定在rar文件中的相对路径
/// </summary>
/// <param name="sourceRarFileName"></param>
/// <param name="sourceFileName"></param>
/// <param name="destFileName"></param>
/// <returns></returns>
public I3MsgInfo UnCompressASingleFile(string sourceRarFileName, string sourceFileName, string destFileName)
{
#region 先删除目的文件
if (!I3FileUtil.CheckFileNotExists(destFileName))
{
return(new I3MsgInfo(false, ""));
}
#endregion
#region 获取临时目录与临时文件名
string tmpDir = I3DirectoryUtil.GetAppTmpTmpDir();
string tmpFileName = Path.Combine(tmpDir, Path.GetFileName(sourceFileName));
#endregion
I3MsgInfo msg = I3DirectoryUtil.CreateDirectoryByFileName(tmpFileName);
#region 创建临时目录
if (!msg.State)
{
return(msg);
}
#endregion
try
{
#region 生成命令行参数
string cmdLine;
cmdLine = " E -Y ";
if (!string.IsNullOrEmpty(passWord))
{
cmdLine = cmdLine + " -p" + I3StringUtil.AppendDoubleQuotes(passWord) + " ";
}
cmdLine = cmdLine + I3StringUtil.AppendDoubleQuotes(sourceRarFileName) + " "
+ I3StringUtil.AppendDoubleQuotes(sourceFileName) + " "
+ I3StringUtil.AppendDoubleQuotes(tmpDir);
#endregion
//执行
msg = RunCmdLine(cmdLine);
if (!msg.State)
{
return(msg);
}
//检查临时文件
if (!File.Exists(tmpFileName))
{
return(new I3MsgInfo(false, "未知错误，临时文件未生成！文件名：" + tmpFileName));
}
//移动
return(I3FileUtil.MoveFile(tmpFileName, destFileName, true));
}
finally
{
I3DirectoryUtil.DeleteDirctory(tmpDir);
}
}
/// <summary>
/// 从文件名和文件流得到一个Entry
/// </summary>
/// <param name="fileName"></param>
/// <param name="fileStream"></param>
/// <returns></returns>
private ZipEntry GetEntry(string aFileName, string aFullName)
{
ZipEntry zipEntry = new ZipEntry(aFileName);
zipEntry.DateTime = DateTime.Now;
//目录
if (I3StringUtil.SubString(aFileName, aFileName.Length - 1).Equals("/"))
{
zipEntry.Size = 0;
//zipEntry.Crc = 0;
return(zipEntry);
}
using (FileStream fileStream = File.Open(aFullName, FileMode.Open))
{
zipEntry.Size = fileStream.Length;
/*Crc32 crc = new Crc32();
* byte[] buffer = new byte[4096];
* crc.Reset();
* fileStream.Position = 0;
*
* while (true)
* {
* long pos = fileStream.Position;
* int size = fileStream.Read(buffer, 0, buffer.Length);
* if (size == 0)
* break;
* if (size < buffer.Length)
* {
* buffer = new byte[size];
* fileStream.Position = pos;
* fileStream.Read(buffer, 0, buffer.Length);
* }
* crc.Update(buffer);
* Application.DoEvents();
* }
*
* zipEntry.Crc = crc.Value;*/
return(zipEntry);
}
}
public I3MsgInfo UnAllCompressToADir(string sourceRarFileName, string destDir)
{
I3MsgInfo msg = I3DirectoryUtil.CreateDirctory(destDir);
if (!msg.State)
{
return(msg);
}
string cmdLine = " X -Y -C- ";
if (!string.IsNullOrEmpty(passWord))
{
cmdLine = cmdLine + " -p" + I3StringUtil.AppendDoubleQuotes(passWord) + " ";
}
cmdLine = cmdLine + I3StringUtil.AppendDoubleQuotes(sourceRarFileName) + " " + I3StringUtil.AppendDoubleQuotes(destDir);
return(RunCmdLine(cmdLine));
}
/// <summary>
/// 加密流
/// </summary>
/// <param name="source"></param>
/// <param name="dest"></param>
/// <param name="key"></param>
/// <returns></returns>
public static I3MsgInfo CryStream(Stream source, Stream dest, string key)
{
try
{
string tmpStr = I3MD5.MD5String(key);
byte[] keyBytes = Encoding.ASCII.GetBytes(tmpStr); //32*8
byte[] ivBytes = Encoding.ASCII.GetBytes(I3StringUtil.SubString(tmpStr, 0, 16)); //16*8
SymmetricAlgorithm sym = SymmetricAlgorithm.Create("Rijndael");
sym.Key = keyBytes;
sym.IV = ivBytes;
I3CryWeb cry = new I3CryWeb();
cry.EncryptData(source, dest, sym, null, null, null);
return(I3MsgInfo.Default);
}
catch (Exception ex)
{
return(new I3MsgInfo(false, ex.Message, ex));
}
}
public string ToString2()
{
string result = "";
foreach (I3SearchItem item in Items)
{
if (string.IsNullOrEmpty(item.SearchString.Trim()))
{
continue;
}
result = result + item.LookString + ",";
}
if (result.Length > 0)
{
result = I3StringUtil.SubString(result, 0, result.Length - 1);
}
return(result);
}
/// <summary>
/// 压缩单个文件
/// </summary>
/// <param name="sourceFileName"></param>
/// <param name="destFileName"></param>
/// <returns></returns>
public I3MsgInfo CompressASingleFile(string sourceFileName, string destFileName)
{
#region 先删除目的文件
if (!I3FileUtil.CheckFileNotExists(destFileName))
{
return(new I3MsgInfo(false, "目标文件删除失败"));
}
#endregion
#region 生成命令行参数
string cmdLine;
cmdLine = " A -ep -Y ";
if (!string.IsNullOrEmpty(passWord))
{
cmdLine = cmdLine + " -p" + I3StringUtil.AppendDoubleQuotes(passWord) + " ";
}
cmdLine = cmdLine + I3StringUtil.AppendDoubleQuotes(destFileName) + " " + I3StringUtil.AppendDoubleQuotes(sourceFileName);
#endregion
return(RunCmdLine(cmdLine));
}
/// <summary>
/// 压缩整个目录，包含子目录和文件
/// </summary>
/// <param name="aDir"></param>
/// <param name="destFileName"></param>
/// <returns></returns>
public I3MsgInfo CompressADir(string aDir, string destFileName)
{
#region 先删除目的文件
if (!I3FileUtil.CheckFileNotExists(destFileName))
{
return(new I3MsgInfo(false, ""));
}
#endregion
if (!string.IsNullOrEmpty(aDir))
{
aDir = I3DirectoryUtil.CheckDirctoryLastChar(aDir);
aDir = aDir + "*";
}
string cmdLine = " a -ep1 -r -Y ";
if (!string.IsNullOrEmpty(passWord))
{
cmdLine = cmdLine + " -p" + I3StringUtil.AppendDoubleQuotes(passWord) + " ";
}
cmdLine = cmdLine + I3StringUtil.AppendDoubleQuotes(destFileName) + " " + I3StringUtil.AppendDoubleQuotes(aDir);
return(RunCmdLine(cmdLine));
}
private void TfrmGetSymbol_Load(object sender, EventArgs e)
{
busy = true;
try
{
nameList = new ArrayList();
textList = new ArrayList();
#region 读取数据，并检查数据正确性
try
{
dataSet.ReadXml(Path.Combine(AppDomain.CurrentDomain.BaseDirectory, "Symbol.set"));
}
catch (Exception ex)
{
I3MessageHelper.ShowError(ex.Message, ex);
return;
}
if (dataSet.Tables.Count == 0)
{
return;
}
if (dataSet.Tables[0].Columns.Count == 0)
{
return;
}
if (dataSet.Tables[0].Rows.Count == 0)
{
return;
}
#endregion
#region 写入默认数据
/*dataSet.Tables[0].Columns[0].ColumnName = "数学序号";
* dataSet.Tables[0].Columns[1].ColumnName = "数学符号";
* dataSet.Tables[0].Columns[2].ColumnName = "单位符号";
* dataSet.Tables[0].Columns[3].ColumnName = "特殊符号";
* dataSet.Tables[0].Rows[0][0] = "①②③④⑤⑥⑦⑧⑨⑩ⅠⅡⅢⅣⅤⅥⅦⅧⅨⅩⅪⅫ";
* dataSet.Tables[0].Rows[0][1] = "×÷≠≤≥≮≯±∽≈≌⊕⊙∈∏∑∝∞∫∮";
* dataSet.Tables[0].Rows[0][2] = "℃℉﹪‰￥№㎡23㎝㎞㏎㎎㎏㏄";
* dataSet.Tables[0].Rows[0][3] = "Ф★☆○☉◎●▲△▼▽■□♀♂《》「」『』〖〗【】";
* dataSet.WriteXml(AppDomain.CurrentDomain.BaseDirectory + @"\Symbol.set");*/
#endregion
#region 将数据保存到动态数组中
for (int i = 0; i < dataSet.Tables[0].Columns.Count; i++)
{
nameList.Add(dataSet.Tables[0].Columns[i].ColumnName);
textList.Add(dataSet.Tables[0].Rows[0][i].ToString());
}
cbbSymbolStyle.DataSource = nameList;
#endregion
#region 增加20列
for (int i = 0; i < 20; i++)
{
DataColumn newColumn = new DataColumn("col" + (i + 1).ToString(), typeof(string));
newDataTable.Columns.Add(newColumn);
I3TextColumn textColumn = new I3TextColumn();
textColumn.Width = Convert.ToInt32(this.i3Table.Width / 20);
textColumn.Sortable = false;
textColumn.Editable = false;
this.i3ColumnModel.Columns.Add(textColumn);
}
#endregion
#region 得到完全字符串
string s = "";
for (int i = 0; i < textList.Count; i++)
{
s = s + textList[i].ToString();
}
#endregion
#region 得到行数，并生成DataRow
int rowcount = s.Length / 20;
if (s.Length % 20 > 0)
{
rowcount++;
}
for (int i = 0; i < rowcount; i++)
{
DataRow newRow = newDataTable.NewRow();
newDataTable.Rows.Add(newRow);
}
#endregion
#region 给每行每列赋值
int row, col;
for (int i = 0; i < s.Length; i++)
{
row = (i + 1) / 20; //整除
col = (i + 1) % 20; //求余
if (col == 0)
{
row--;
col += 20;
}
col--;
newDataTable.Rows[row].BeginEdit();
newDataTable.Rows[row][col] = I3StringUtil.SubString(s, i, 1);
newDataTable.Rows[row].EndEdit();
}
foreach (DataRow dataRow in newDataTable.Rows)
{
I3Row i3Row = new I3Row();
this.i3TableModel.Rows.Add(i3Row);
foreach (DataColumn column in newDataTable.Columns)
{
I3Cell i3Cell = new I3Cell(dataRow[column].ToString());
i3Row.Cells.Add(i3Cell);
}
}
#endregion
this.i3TableModel.Selections.SelectCell(0, 0);
}
finally
{
busy = false;
}
}
/// <summary>
/// 解压所有文件到指定的目录
///
/// checkFileIsNormal:解压时，是否在fileInfoList中检查其状态为normal，为normal时才解压
/// 此功能用于更换或者删除文件时，同时，为normal状态的fileinfo.fullName将被更新，指示现在被解压到了哪里
///
/// </summary>
/// <param name="aNewPath"></param>
/// <returns></returns>
public I3MsgInfo UnCompressAllFile(string aNewPath, bool checkFileIsNormal)
{
if (!fileExists)
{
return(I3MsgInfo.Default);
}
I3MsgInfo msg;
#region 定义变量
string message = "";
ZipInputStream inputStream = null;
int normalFileCount = GetNormalFileCount();
long totalNormalFileSize = GetTotalNormalFileSize(); //所有需要解压的文件的字节数
long passFileSize = 0; //已经解压掉的文件的字节数
long totalPosition = 0; //总共解压到的字节数
#endregion
try
{
inputStream = new ZipInputStream(File.OpenRead(fileName));
if (!string.IsNullOrEmpty(passWord))
{
inputStream.Password = passWord;
}
ZipEntry theEntry;
int fileindex = 0;
while ((theEntry = inputStream.GetNextEntry()) != null)
{
I3SharpZipFileInfo normalInfo = null;
#region 检查文件是否为normal状态
if (checkFileIsNormal)
{
bool isNormal = false;
foreach (I3SharpZipFileInfo info in fileInfoList)
{
if (info.FileName.Equals(theEntry.Name))
{
isNormal = info.Mode == I3SZFileInfoMode.szimNormal;
normalInfo = info;
break;
}
}
if (!isNormal)
{
continue;
}
}
#endregion
#region 获取目的文件名，并生成目录 normalInfo不为空时，更新FullName
string aNewFileName = Path.Combine(aNewPath, theEntry.Name);
if (normalInfo != null)
{
normalInfo.FullName = aNewFileName;
}
msg = I3DirectoryUtil.CreateDirectoryByFileName(aNewFileName);
if (!msg.State)
{
return(msg);
}
#endregion
#region 发送文件个数进度信息
message = "正在解压文件" + theEntry.Name + "到" + aNewFileName;
fileindex++;
OnMutiFileProcessReport(normalFileCount, fileindex, message);
#endregion
#region 如果是目录则不需要解压 文件大小为0且文件名最后一个字符是/表示是目录
if ((theEntry.Size.Equals(0) && (I3StringUtil.SubString(theEntry.Name, theEntry.Name.Length - 1).Equals("/"))))
{
continue;
}
#endregion
#region 定义单个文件的变量
FileStream streamWriter = null;
#endregion
try
{
#region 解压
streamWriter = File.Create(aNewFileName);
byte[] data = new byte[blockSize];
long longsize = 0;
while (true)
{
int size = inputStream.Read(data, 0, data.Length);
if (size > 0)
{
streamWriter.Write(data, 0, size);
longsize += size;
OnSingleFileProcessReport(theEntry.Size, longsize, message);
totalPosition = passFileSize + longsize;
OnTotalBytesProcessReport(totalNormalFileSize, totalPosition, message);
}
else
{
break;
}
}
passFileSize += longsize;
#endregion
}
finally
{
#region 释放单个文件的变量
if (streamWriter != null)
{
streamWriter.Close();
}
#endregion
}
}
return(I3MsgInfo.Default);
}
#region 错误处理
catch (Exception ex)
{
return(new I3MsgInfo(false, ex.Message, ex));
}
#endregion
#region 释放inputStream
finally
{
if (inputStream != null)
{
inputStream.Close();
}
}
#endregion
}
/// <summary>
/// 根据文件信息从压缩包中获取单个文件，需要指定FullName
/// </summary>
/// <param name="aFileInfo"></param>
/// <returns></returns>
public I3MsgInfo UnCompressSingleFile(I3SharpZipFileInfo aFileInfo)
{
#region 检查文件名与上级目录
if (string.IsNullOrEmpty(aFileInfo.FullName))
{
return(new I3MsgInfo(false, "未设置目的路径！"));
}
I3MsgInfo msg = I3DirectoryUtil.CreateDirectoryByFileName(aFileInfo.FullName);
if (!msg.State)
{
return(msg);
}
string message = "正在解压文件" + aFileInfo.FileName + "到" + aFileInfo.FullName;
#endregion
#region 检查是否是目录 文件大小为0且文件名最后一个字符是/表示是目录
if ((aFileInfo.FileSize.Equals(0) && (I3StringUtil.SubString(aFileInfo.FileName, aFileInfo.FileName.Length - 1).Equals("/"))))
{
return(I3MsgInfo.Default);
}
#endregion
bool result = false;
ZipInputStream inputStream = null;
try
{
inputStream = new ZipInputStream(File.OpenRead(fileName));
if (!string.IsNullOrEmpty(passWord))
{
inputStream.Password = passWord;
}
ZipEntry theEntry;
while ((theEntry = inputStream.GetNextEntry()) != null)
{
#region 判断文件名是否为要解压的文件
if (!theEntry.Name.Equals(aFileInfo.FileName))
{
continue;
}
#endregion
#region 定义单个文件的变量
FileStream streamWriter = null;
#endregion
try
{
#region 解压
streamWriter = File.Create(aFileInfo.FullName);
byte[] data = new byte[blockSize];
long longsize = 0;
while (true)
{
int size = inputStream.Read(data, 0, data.Length);
if (size > 0)
{
streamWriter.Write(data, 0, size);
longsize += size;
OnSingleFileProcessReport(aFileInfo.FileSize, longsize, message);
}
else
{
break;
}
}
#endregion
}
finally
{
#region 释放单个文件的变量
if (streamWriter != null)
{
streamWriter.Close();
}
#endregion
}
result = true;
}
}
#region 错误处理
catch (Exception ex)
{
return(new I3MsgInfo(false, ex.Message, ex));
}
#endregion
#region 释放inputStream
finally
{
if (inputStream != null)
{
inputStream.Close();
}
}
#endregion
return(new I3MsgInfo(result, ""));
}