ASP.NET生成压缩文件（rar打包）代码,Asp.Net代码库,德仔网

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【Asp.Net】 ASP.NET生成压缩文件（rar打包）
作者:Dezai.CN / 发布于2011/8/9/ 762
首先引用ICSharpCode.SharpZipLib.dll,
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<pre><span style="color: #808080">下载:http://files.cnblogs.com/KenBlove/ICSharpCode.SharpZipLib.rar

///</span><span style="color: #008000"> </span><span style="color: #808080"><summary></span><span style="color: #008000">    </span><span style="color: #808080">///</span><span style="color: #008000"> 生成压缩文件    </span><span style="color: #808080">///</span><span style="color: #008000"> </span><span style="color: #808080"></summary></span><span style="color: #008000">    </span><span style="color: #808080">///</span><span style="color: #008000"> </span><span style="color: #808080"><param name="strZipPath"></span><span style="color: #008000">生成的zip文件的路径</span><span style="color: #808080"></param></span><span style="color: #008000">    </span><span style="color: #808080">///</span><span style="color: #008000"> </span><span style="color: #808080"><param name="strZipTopDirectoryPath"></span><span style="color: #008000">源文件的上级目录</span><span style="color: #808080"></param></span><span style="color: #008000">    </span><span style="color: #808080">///</span><span style="color: #008000"> </span><span style="color: #808080"><param name="intZipLevel"></span><span style="color: #008000">T压缩等级</span><span style="color: #808080"></param></span><span style="color: #008000">    </span><span style="color: #808080">///</span><span style="color: #008000"> </span><span style="color: #808080"><param name="strPassword"></span><span style="color: #008000">压缩包解压密码</span><span style="color: #808080"></param></span><span style="color: #008000">    </span><span style="color: #808080">///</span><span style="color: #008000"> </span><span style="color: #808080"><param name="filesOrDirectoriesPaths"></span><span style="color: #008000">源文件路径</span><span style="color: #808080"></param></span><span style="color: #008000">    </span><span style="color: #808080">///</span><span style="color: #008000"> </span><span style="color: #808080"><returns></returns></span><span style="color: #808080"></span><span style="color: #000000">    </span><span style="color: #0000ff">private</span><span style="color: #000000"> </span><span style="color: #0000ff">bool</span><span style="color: #000000"> Zip(</span><span style="color: #0000ff">string</span><span style="color: #000000"> strZipPath, </span><span style="color: #0000ff">string</span><span style="color: #000000"> strZipTopDirectoryPath, </span><span style="color: #0000ff">int</span><span style="color: #000000"> intZipLevel, </span><span style="color: #0000ff">string</span><span style="color: #000000"> strPassword, </span><span style="color: #0000ff">string</span><span style="color: #000000">[] filesOrDirectoriesPaths)    {        </span><span style="color: #0000ff">try</span><span style="color: #000000">        {            List</span><span style="color: #000000"><</span><span style="color: #0000ff">string</span><span style="color: #000000">></span><span style="color: #000000"> AllFilesPath </span><span style="color: #000000">=</span><span style="color: #000000"> </span><span style="color: #0000ff">new</span><span style="color: #000000"> List</span><span style="color: #000000"><</span><span style="color: #0000ff">string</span><span style="color: #000000">></span><span style="color: #000000">();            </span><span style="color: #0000ff">if</span><span style="color: #000000"> (filesOrDirectoriesPaths.Length </span><span style="color: #000000">></span><span style="color: #000000"> </span><span style="color: #800080">0</span><span style="color: #000000">) </span><span style="color: #008000">//</span><span style="color: #008000"> get all files path</span><span style="color: #008000"></span><span style="color: #000000">            {                </span><span style="color: #0000ff">for</span><span style="color: #000000"> (</span><span style="color: #0000ff">int</span><span style="color: #000000"> i </span><span style="color: #000000">=</span><span style="color: #000000"> </span><span style="color: #800080">0</span><span style="color: #000000">; i </span><span style="color: #000000"><</span><span style="color: #000000"> filesOrDirectoriesPaths.Length; i</span><span style="color: #000000">++</span><span style="color: #000000">)                {                    </span><span style="color: #0000ff">if</span><span style="color: #000000"> (File.Exists(filesOrDirectoriesPaths[i]))                    {                        AllFilesPath.Add(filesOrDirectoriesPaths[i]);                    }                    </span><span style="color: #0000ff">else</span><span style="color: #000000"> </span><span style="color: #0000ff">if</span><span style="color: #000000"> (Directory.Exists(filesOrDirectoriesPaths[i]))                    {                        GetDirectoryFiles(filesOrDirectoriesPaths[i], AllFilesPath);                    }                }            }            </span><span style="color: #0000ff">if</span><span style="color: #000000"> (AllFilesPath.Count </span><span style="color: #000000">></span><span style="color: #000000"> </span><span style="color: #800080">0</span><span style="color: #000000">)            {                ZipOutputStream zipOutputStream </span><span style="color: #000000">=</span><span style="color: #000000"> </span><span style="color: #0000ff">new</span><span style="color: #000000"> ZipOutputStream(File.Create(strZipPath));                zipOutputStream.SetLevel(intZipLevel);                zipOutputStream.Password </span><span style="color: #000000">=</span><span style="color: #000000"> strPassword;                </span><span style="color: #0000ff">for</span><span style="color: #000000"> (</span><span style="color: #0000ff">int</span><span style="color: #000000"> i </span><span style="color: #000000">=</span><span style="color: #000000"> </span><span style="color: #800080">0</span><span style="color: #000000">; i </span><span style="color: #000000"><</span><span style="color: #000000"> AllFilesPath.Count; i</span><span style="color: #000000">++</span><span style="color: #000000">)                {                    </span><span style="color: #0000ff">string</span><span style="color: #000000"> strFile </span><span style="color: #000000">=</span><span style="color: #000000"> AllFilesPath[i].ToString();                    </span><span style="color: #0000ff">try</span><span style="color: #000000">                    {                        </span><span style="color: #0000ff">if</span><span style="color: #000000"> (strFile.Substring(strFile.Length </span><span style="color: #000000">-</span><span style="color: #000000"> </span><span style="color: #800080">1</span><span style="color: #000000">) </span><span style="color: #000000">==</span><span style="color: #000000"> </span><span style="color: #800000">""</span><span style="color: #000000">) </span><span style="color: #008000">//</span><span style="color: #008000">folder</span><span style="color: #008000"></span><span style="color: #000000">                        {                            </span><span style="color: #0000ff">string</span><span style="color: #000000"> strFileName </span><span style="color: #000000">=</span><span style="color: #000000"> strFile.Replace(strZipTopDirectoryPath, </span><span style="color: #800000">""</span><span style="color: #000000">);                            </span><span style="color: #0000ff">if</span><span style="color: #000000"> (strFileName.StartsWith(</span><span style="color: #800000">""</span><span style="color: #000000">))                            {                                strFileName </span><span style="color: #000000">=</span><span style="color: #000000"> strFileName.Substring(</span><span style="color: #800080">1</span><span style="color: #000000">);                            }                            ZipEntry entry </span><span style="color: #000000">=</span><span style="color: #000000"> </span><span style="color: #0000ff">new</span><span style="color: #000000"> ZipEntry(strFileName);                            entry.DateTime </span><span style="color: #000000">=</span><span style="color: #000000"> DateTime.Now;                            zipOutputStream.PutNextEntry(entry);                        }                        </span><span style="color: #0000ff">else</span><span style="color: #000000"> </span><span style="color: #008000">//</span><span style="color: #008000">file</span><span style="color: #008000"></span><span style="color: #000000">                        {                            FileStream fs </span><span style="color: #000000">=</span><span style="color: #000000"> File.OpenRead(strFile);                            </span><span style="color: #0000ff">byte</span><span style="color: #000000">[] buffer </span><span style="color: #000000">=</span><span style="color: #000000"> </span><span style="color: #0000ff">new</span><span style="color: #000000"> </span><span style="color: #0000ff">byte</span><span style="color: #000000">[fs.Length];                            fs.Read(buffer, </span><span style="color: #800080">0</span><span style="color: #000000">, buffer.Length);                            </span><span style="color: #0000ff">string</span><span style="color: #000000"> strFileName </span><span style="color: #000000">=</span><span style="color: #000000"> strFile.Replace(strZipTopDirectoryPath, </span><span style="color: #800000">""</span><span style="color: #000000">);                            </span><span style="color: #0000ff">if</span><span style="color: #000000"> (strFileName.StartsWith(</span><span style="color: #800000">""</span><span style="color: #000000">))                            {                                strFileName </span><span style="color: #000000">=</span><span style="color: #000000"> strFileName.Substring(</span><span style="color: #800080">0</span><span style="color: #000000">);                            }                            ZipEntry entry </span><span style="color: #000000">=</span><span style="color: #000000"> </span><span style="color: #0000ff">new</span><span style="color: #000000"> ZipEntry(strFileName);                            entry.DateTime </span><span style="color: #000000">=</span><span style="color: #000000"> DateTime.Now;                            zipOutputStream.PutNextEntry(entry);                            zipOutputStream.Write(buffer, </span><span style="color: #800080">0</span><span style="color: #000000">, buffer.Length);                            fs.Close();                            fs.Dispose();                        }                    }                    </span><span style="color: #0000ff">catch</span><span style="color: #000000">                    {                        </span><span style="color: #0000ff">continue</span><span style="color: #000000">;                    }                }                zipOutputStream.Finish();                zipOutputStream.Close();                </span><span style="color: #0000ff">return</span><span style="color: #000000"> </span><span style="color: #0000ff">true</span><span style="color: #000000">;            }            </span><span style="color: #0000ff">else</span><span style="color: #000000">            {                </span><span style="color: #0000ff">return</span><span style="color: #000000"> </span><span style="color: #0000ff">false</span><span style="color: #000000">;            }        }        </span><span style="color: #0000ff">catch</span><span style="color: #000000">        {            </span><span style="color: #0000ff">return</span><span style="color: #000000"> </span><span style="color: #0000ff">false</span><span style="color: #000000">;        }    }    </span><span style="color: #808080">///</span><span style="color: #008000"> </span><span style="color: #808080"><summary></span><span style="color: #008000">    </span><span style="color: #808080">///</span><span style="color: #008000"> Gets the directory files.    </span><span style="color: #808080">///</span><span style="color: #008000"> </span><span style="color: #808080"></summary></span><span style="color: #008000">    </span><span style="color: #808080">///</span><span style="color: #008000"> </span><span style="color: #808080"><param name="strParentDirectoryPath"></span><span style="color: #008000">源文件路径</span><span style="color: #808080"></param></span><span style="color: #008000">    </span><span style="color: #808080">///</span><span style="color: #008000"> </span><span style="color: #808080"><param name="AllFilesPath"></span><span style="color: #008000">所有文件路径</span><span style="color: #808080"></param></span><span style="color: #808080"></span><span style="color: #000000">    </span><span style="color: #0000ff">private</span><span style="color: #000000"> </span><span style="color: #0000ff">void</span><span style="color: #000000"> GetDirectoryFiles(</span><span style="color: #0000ff">string</span><span style="color: #000000"> strParentDirectoryPath, List</span><span style="color: #000000"><</span><span style="color: #0000ff">string</span><span style="color: #000000">></span><span style="color: #000000"> AllFilesPath)    {        </span><span style="color: #0000ff">string</span><span style="color: #000000">[] files </span><span style="color: #000000">=</span><span style="color: #000000"> Directory.GetFiles(strParentDirectoryPath);        </span><span style="color: #0000ff">for</span><span style="color: #000000"> (</span><span style="color: #0000ff">int</span><span style="color: #000000"> i </span><span style="color: #000000">=</span><span style="color: #000000"> </span><span style="color: #800080">0</span><span style="color: #000000">; i </span><span style="color: #000000"><</span><span style="color: #000000"> files.Length; i</span><span style="color: #000000">++</span><span style="color: #000000">)        {            AllFilesPath.Add(files[i]);        }        </span><span style="color: #0000ff">string</span><span style="color: #000000">[] directorys </span><span style="color: #000000">=</span><span style="color: #000000"> Directory.GetDirectories(strParentDirectoryPath);        </span><span style="color: #0000ff">for</span><span style="color: #000000"> (</span><span style="color: #0000ff">int</span><span style="color: #000000"> i </span><span style="color: #000000">=</span><span style="color: #000000"> </span><span style="color: #800080">0</span><span style="color: #000000">; i </span><span style="color: #000000"><</span><span style="color: #000000"> directorys.Length; i</span><span style="color: #000000">++</span><span style="color: #000000">)        {            GetDirectoryFiles(directorys[i], AllFilesPath);        }        </span><span style="color: #0000ff">if</span><span style="color: #000000"> (files.Length </span><span style="color: #000000">==</span><span style="color: #000000"> </span><span style="color: #800080">0</span><span style="color: #000000"> </span><span style="color: #000000">&&</span><span style="color: #000000"> directorys.Length </span><span style="color: #000000">==</span><span style="color: #000000"> </span><span style="color: #800080">0</span><span style="color: #000000">) </span><span style="color: #008000">//</span><span style="color: #008000">empty folder</span><span style="color: #008000"></span><span style="color: #000000">        {            AllFilesPath.Add(strParentDirectoryPath);        }    }调用</span><span style="color: #0000ff">string</span><span style="color: #000000"> strZipPath </span><span style="color: #000000">=</span><span style="color: #000000"> </span><span style="color: #800000">@"</span><span style="color: #800000">D:\ConsultSystem\mgr\user.zip</span><span style="color: #800000">"</span><span style="color: #000000">;        </span><span style="color: #0000ff">string</span><span style="color: #000000"> strZipTopDirectoryPath </span><span style="color: #000000">=</span><span style="color: #000000"> </span><span style="color: #800000">@"</span><span style="color: #800000">D:\ConsultSystem\mgr\</span><span style="color: #800000">"</span><span style="color: #000000">;        </span><span style="color: #0000ff">int</span><span style="color: #000000"> intZipLevel </span><span style="color: #000000">=</span><span style="color: #000000"> </span><span style="color: #800080">6</span><span style="color: #000000">;        </span><span style="color: #0000ff">string</span><span style="color: #000000"> strPassword </span><span style="color: #000000">=</span><span style="color: #000000"> </span><span style="color: #800000">""</span><span style="color: #000000">;        </span><span style="color: #0000ff">string</span><span style="color: #000000">[] filesOrDirectoriesPaths </span><span style="color: #000000">=</span><span style="color: #000000"> </span><span style="color: #0000ff">new</span><span style="color: #000000"> </span><span style="color: #0000ff">string</span><span style="color: #000000">[] { </span><span style="color: #800000">@"</span><span style="color: #800000">D:\ConsultSystem\mgr\user.txt</span><span style="color: #800000">"</span><span style="color: #000000"> };        Zip(strZipPath, strZipTopDirectoryPath, intZipLevel, strPassword, filesOrDirectoriesPaths);</span></pre>
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