Exemple #1
0
        private void button_editDp2LibraryDef_Click(object sender, EventArgs e)
        {
            InstallOpacParamDlg param_dlg = new InstallOpacParamDlg();

            GuiUtil.AutoSetDefaultFont(param_dlg);

            if (this.LineInfo == null
                ||
                (this.LineInfo.LibraryUrl == null &&
                 this.LineInfo.LibraryUserName == null &&
                 this.LineInfo.LibraryPassword == null)
                )
            {
                param_dlg.ManageUserName = "******";
                param_dlg.ManagePassword = "";
                // dlg.Rights = "this:management;children_database:management;children_directory:management;children_leaf:management;descendant_directory:management;descendant_record:management;descendant_leaf:management";
            }
            else
            {
                Debug.Assert(this.LineInfo != null, "");
                param_dlg.Dp2LibraryUrl    = this.LineInfo.LibraryUrl;
                param_dlg.ManageUserName   = this.LineInfo.LibraryUserName;
                param_dlg.ManagePassword   = this.LineInfo.LibraryPassword;
                param_dlg.LibraryReportDir = this.LineInfo.LibraryReportDir;
            }

            param_dlg.StartPosition  = FormStartPosition.CenterScreen;
            param_dlg.ManageUserName = "******";
            param_dlg.ShowDialog(this);
            if (param_dlg.DialogResult != System.Windows.Forms.DialogResult.OK)
            {
                return;
            }

            if (this.LineInfo == null)
            {
                this.LineInfo = new LineInfo();
            }

            this.LineInfo.LibraryUrl       = param_dlg.Dp2LibraryUrl;
            this.LineInfo.LibraryUserName  = param_dlg.ManageUserName;
            this.LineInfo.LibraryPassword  = param_dlg.ManagePassword;
            this.LineInfo.LibraryReportDir = param_dlg.LibraryReportDir;

            RefreshDp2LibraryInfo();
        }
Exemple #2
0
        private void button_OK_Click(object sender, EventArgs e)
        {
            string strError = "";
            int nRet = 0;

            // 检查

            if (String.IsNullOrEmpty(this.comboBox_site.Text) == true)
            {
                strError = "尚未指定站点名";
                goto ERROR1;
            }

            if (String.IsNullOrEmpty(this.textBox_instanceName.Text) == true)
            {
                strError = "尚未指定虚拟目录名";
                goto ERROR1;
            }

            if (this.textBox_instanceName.Text[0] != '/')
            {
                strError = "虚拟目录名第一字符必须为 '/'";
                goto ERROR1;
            }

            string strVirtualDirRight = this.textBox_instanceName.Text.Substring(1);
            if (strVirtualDirRight.IndexOfAny(new char[] { '/', ' ' }) != -1)
            {
                strError = "虚拟目录名第一字符以外的字符中,不允许包含 '/' 或空格字符";
                goto ERROR1;
            }

            // 数据目录
            if (String.IsNullOrEmpty(this.textBox_dataDir.Text) == true)
            {
                strError = "尚未指定数据目录";
                goto ERROR1;
            }

            // dp2Library 服务器信息
            if (String.IsNullOrEmpty(this.textBox_dp2LibraryDef.Text) == true)
            {
                strError = "尚未指定 dp2Library 服务器信息";
                goto ERROR1;
            }

            if (this.LineInfo == null)
                this.LineInfo = new DigitalPlatform.OPAC.LineInfo();

            // 检查是否为旧式url地址
            string strUrl = this.LineInfo.LibraryUrl;
            if (strUrl.IndexOf(".asmx") != -1)
            {
                strError = "安装程序发现当前使用了旧版本 dp2LibraryWs 的地址 '" + strUrl + "',需要您将它修改为新版 dp2Library (图书馆应用服务器) 的 URL 地址。";
                goto ERROR1;
            }

            if (this.CreateMode == true
                && this.m_bDataDirExist == false)
            {
                // opac 用户信息
                if (this.LineInfo.LibraryUserName == null
        || this.LineInfo.LibraryPassword == null)
                {
                    strError = "尚未设定 opac 账户的用户名、密码";
                    goto ERROR1;
                }
            }

            // 如果修改时,需要创建新的数据目录
            if (this.CreateMode == false)
            {
                // 探测数据目录,是否已经存在数据,是不是属于升级情形
                // return:
                //      -1  error
                //      0   数据目录不存在
                //      1   数据目录存在,但是xml文件不存在
                //      2   xml文件已经存在
                nRet = InstanceDialog.DetectDataDir(this.textBox_dataDir.Text,
            out strError);
                if (nRet == -1)
                {
                    strError = "探测数据目录 '" + this.textBox_dataDir.Text + "' 是否存在时,出现错误: " + strError;
                    goto ERROR1;
                }

                if (nRet == 0 || nRet == 1)
                {
                    // opac 用户信息
                    if (this.LineInfo.LibraryUserName == null
            || this.LineInfo.LibraryPassword == null)
                    {
                        strError = "尚未设定 opac 账户的用户名、密码";
                        goto ERROR1;
                    }
                }
            }

            // 处理数据目录更名情况
            nRet = RenameDataDir(out strError);
            if (nRet == -1)
                goto ERROR1;

            // TODO: 如果在编辑状态,需要排除和 listview 中自己重的情况

            if (this.VerifyInstanceName != null)
            {
                VerifyEventArgs e1 = new VerifyEventArgs();
                e1.Value = this.comboBox_site.Text + this.textBox_instanceName.Text;
                this.VerifyInstanceName(this, e1);
                if (String.IsNullOrEmpty(e1.ErrorInfo) == false)
                {
                    strError = e1.ErrorInfo;
                    goto ERROR1;
                }
            }

            if (this.VerifyDataDir != null)
            {
                VerifyEventArgs e1 = new VerifyEventArgs();
                e1.Value = this.textBox_dataDir.Text;
                this.VerifyDataDir(this, e1);
                if (String.IsNullOrEmpty(e1.ErrorInfo) == false)
                {
                    strError = e1.ErrorInfo;
                    goto ERROR1;
                }
            }

            this.DialogResult = System.Windows.Forms.DialogResult.OK;
            this.Close();
            return;
        ERROR1:
            MessageBox.Show(this, strError);
        }
Exemple #3
0
        private void button_editDp2LibraryDef_Click(object sender, EventArgs e)
        {
            InstallOpacParamDlg param_dlg = new InstallOpacParamDlg();
            GuiUtil.AutoSetDefaultFont(param_dlg);

            if (this.LineInfo == null
    ||
    (this.LineInfo.LibraryUrl == null
    && this.LineInfo.LibraryUserName == null
    && this.LineInfo.LibraryPassword == null)
    )
            {
                param_dlg.ManageUserName = "******";
                param_dlg.ManagePassword = "";
                // dlg.Rights = "this:management;children_database:management;children_directory:management;children_leaf:management;descendant_directory:management;descendant_record:management;descendant_leaf:management";
            }
            else
            {
                Debug.Assert(this.LineInfo != null, "");
                param_dlg.Dp2LibraryUrl = this.LineInfo.LibraryUrl;
                param_dlg.ManageUserName = this.LineInfo.LibraryUserName;
                param_dlg.ManagePassword = this.LineInfo.LibraryPassword;
                param_dlg.LibraryReportDir = this.LineInfo.LibraryReportDir;
            }

            param_dlg.StartPosition = FormStartPosition.CenterScreen;
            param_dlg.ManageUserName = "******";
            param_dlg.ShowDialog(this);
            if (param_dlg.DialogResult != System.Windows.Forms.DialogResult.OK)
                return;

            if (this.LineInfo == null)
            {
                this.LineInfo = new LineInfo();
            }

            this.LineInfo.LibraryUrl = param_dlg.Dp2LibraryUrl;
            this.LineInfo.LibraryUserName = param_dlg.ManageUserName;
            this.LineInfo.LibraryPassword = param_dlg.ManagePassword;
            this.LineInfo.LibraryReportDir = param_dlg.LibraryReportDir;

            RefreshDp2LibraryInfo();
        }
Exemple #4
0
        // 数据目录需要更名的情况,是否延迟到 OK 时候执行?如果立即执行,则需要禁止 Cancel 按钮,表示必须 OK 结束对话框
        // 检测目录是否已经存在
        // return:
        //      -1  出错
        //      0   没有处理
        //      1   已经处理
        int RenameDataDir(out string strError)
        {
            strError = "";

#if NO
            // 已经准备Cancel,就不检查了
            if (IsMouseOnCancelButton() == true)
                return;
#endif

            // 新建时
            if (CreateMode == true
                && String.IsNullOrEmpty(this.textBox_dataDir.Text) == false
                && this.LoadedDataDir != this.textBox_dataDir.Text)
            {
                // 注意检查,不能是别的instance的数据目录
                if (this.VerifyDataDir != null)
                {
                    VerifyEventArgs e1 = new VerifyEventArgs();
                    e1.Value = this.textBox_dataDir.Text;
                    this.VerifyDataDir(this, e1);
                    if (String.IsNullOrEmpty(e1.ErrorInfo) == false)
                    {
                        strError = e1.ErrorInfo;
                        return -1;
                    }
                }

                string strXmlFilename = PathUtil.MergePath(this.textBox_dataDir.Text, "opac.xml");
                if (File.Exists(strXmlFilename) == true)
                {
                    DialogResult result = MessageBox.Show(this,
"您指定的数据目录 '" + this.textBox_dataDir.Text + "' 中已经存在 opac.xml 文件。\r\n\r\n是否要直接利用其中的配置信息?",
"安装 dp2OPAC",
MessageBoxButtons.YesNo,
MessageBoxIcon.Question,
MessageBoxDefaultButton.Button1);
                    if (result == System.Windows.Forms.DialogResult.No)
                    {
                        this.LoadedDataDir = this.textBox_dataDir.Text; // 防止重复询问
                        return 0;
                    }

                    if (this.LoadXmlFileInfo != null)
                    {
                        LoadXmlFileInfoEventArgs e1 = new LoadXmlFileInfoEventArgs();
                        e1.DataDir = this.textBox_dataDir.Text;
                        this.LoadXmlFileInfo(this, e1);
                        if (string.IsNullOrEmpty(e1.ErrorInfo) == false)
                        {
                            strError = e1.ErrorInfo;
                            return -1;
                        }

                        // refresh
                        this.LineInfo = (LineInfo)e1.LineInfo;
                        //Refreshdp2KernelDef();
                        //RefreshSupervisorUserInfo();
                        //RefreshLibraryName();
                        //RefreshUpdateCfgsDir();
                        RefreshDp2LibraryInfo();

                        this.LoadedDataDir = this.textBox_dataDir.Text; // 防止重复装载
                        this.m_bDataDirExist = true;    // 防止OK时不合适的检查警告
                    }
                }

                return 0;
            }

            // 修改时
            if (CreateMode == false
    && String.IsNullOrEmpty(this.textBox_dataDir.Text) == false
    && this.LoadedDataDir != this.textBox_dataDir.Text)
            {
                // 注意检查,不能是别的instance的数据目录
                if (this.VerifyDataDir != null)
                {
                    VerifyEventArgs e1 = new VerifyEventArgs();
                    e1.Value = this.textBox_dataDir.Text;
                    this.VerifyDataDir(this, e1);
                    if (String.IsNullOrEmpty(e1.ErrorInfo) == false)
                    {
                        strError = e1.ErrorInfo;
                        return -1;
                    }
                }

                string strXmlFilename = PathUtil.MergePath(this.textBox_dataDir.Text, "opac.xml");
                if (File.Exists(strXmlFilename) == true)
                {
                    DialogResult result = MessageBox.Show(this,
"您指定的数据目录 '" + this.textBox_dataDir.Text + "' 中已经存在 opac.xml 文件。\r\n\r\n是否要直接利用其中的配置信息?\r\n\r\n是:直接利用其中的信息,也即将其中的配置信息装入当前对话框\r\n否:利用这个数据目录,但其中xml文件的相关信息即将被当前对话框中的值覆盖\r\n\r\n(提示:无论您选“是”“否”,原有目录 '" + this.LoadedDataDir + "' 都会被闲置)",
"安装 dp2OPAC",
MessageBoxButtons.YesNo,
MessageBoxIcon.Question,
MessageBoxDefaultButton.Button1);
                    if (result == System.Windows.Forms.DialogResult.No)
                    {
                        this.LoadedDataDir = this.textBox_dataDir.Text; // 防止重复询问
                        return 0;
                    }

                    if (this.LoadXmlFileInfo != null)
                    {
                        LoadXmlFileInfoEventArgs e1 = new LoadXmlFileInfoEventArgs();
                        e1.DataDir = this.textBox_dataDir.Text;
                        this.LoadXmlFileInfo(this, e1);
                        if (string.IsNullOrEmpty(e1.ErrorInfo) == false)
                        {
                            strError = e1.ErrorInfo;
                            return -1;
                        }

                        // refresh
                        this.LineInfo = (LineInfo)e1.LineInfo;
                        //Refreshdp2KernelDef();
                        //RefreshSupervisorUserInfo();
                        //RefreshLibraryName();
                        //RefreshUpdateCfgsDir();
                        RefreshDp2LibraryInfo();

                        this.LoadedDataDir = this.textBox_dataDir.Text; // 防止重复装载
                        this.m_bDataDirExist = true;    // 防止OK时不合适的检查警告
                    }
                }
                else if (String.IsNullOrEmpty(this.LoadedDataDir) == false)
                {
                    // 修改目录名

                    DialogResult result = MessageBox.Show(this,
"要将已经存在的数据目录 '" + this.LoadedDataDir + "' 更名为 '" + this.textBox_dataDir.Text + "' 么?\r\n\r\n(如果选择“否”,则安装程序在稍后将新创建一个数据目录,并复制进初始内容)",
"安装 dp2OPAC",
MessageBoxButtons.YesNo,
MessageBoxIcon.Question,
MessageBoxDefaultButton.Button1);
                    if (result == System.Windows.Forms.DialogResult.No)
                    {
                        this.m_bDataDirExist = false;
                        return 0;
                    }

                REDO_MOVE:
                    strError = "";
                    try
                    {
                        // TODO: 需要测试当数据目录中内容尺寸太大,而目标盘无妨容纳时的报错情况
                        Directory.Move(this.LoadedDataDir, this.textBox_dataDir.Text);

                        this.LoadedDataDir = this.textBox_dataDir.Text; // 防止重复装载
                    }
                    catch (Exception ex)
                    {
                        // MessageBox.Show(this, "将已经存在的数据目录 '" + this.LoadedDataDir + "' 更名为 '" + this.textBox_dataDir.Text + "' 时发生错误: " + ex.Message);
                        strError = "将已经存在的数据目录 '" + this.LoadedDataDir + "' 更名为 '" + this.textBox_dataDir.Text + "' 时发生错误: " + ex.Message;
                    }

                    if (string.IsNullOrEmpty(strError) == false)
                    {
                        DialogResult temp_result = MessageBox.Show(this,
strError + "\r\n\r\n建议先停止 IIS,然后重试操作。\r\n\r\n是否重试?",
"安装 dp2OPAC",
MessageBoxButtons.RetryCancel,
MessageBoxIcon.Question,
MessageBoxDefaultButton.Button1);
                        if (temp_result == DialogResult.Retry)
                            goto REDO_MOVE;
                        return -1;
                    }
                }

                return 0;
            }

            return 0;
        }
Exemple #5
0
        private void button_OK_Click(object sender, EventArgs e)
        {
            string strError = "";
            int    nRet     = 0;

            // 检查

            if (String.IsNullOrEmpty(this.comboBox_site.Text) == true)
            {
                strError = "尚未指定站点名";
                goto ERROR1;
            }

            if (String.IsNullOrEmpty(this.textBox_instanceName.Text) == true)
            {
                strError = "尚未指定虚拟目录名";
                goto ERROR1;
            }

            if (this.textBox_instanceName.Text[0] != '/')
            {
                strError = "虚拟目录名第一字符必须为 '/'";
                goto ERROR1;
            }

            string strVirtualDirRight = this.textBox_instanceName.Text.Substring(1);

            if (strVirtualDirRight.IndexOfAny(new char[] { '/', ' ' }) != -1)
            {
                strError = "虚拟目录名第一字符以外的字符中,不允许包含 '/' 或空格字符";
                goto ERROR1;
            }

            // 数据目录
            if (String.IsNullOrEmpty(this.textBox_dataDir.Text) == true)
            {
                strError = "尚未指定数据目录";
                goto ERROR1;
            }

            // dp2Library 服务器信息
            if (String.IsNullOrEmpty(this.textBox_dp2LibraryDef.Text) == true)
            {
                strError = "尚未指定 dp2Library 服务器信息";
                goto ERROR1;
            }

            if (this.LineInfo == null)
            {
                this.LineInfo = new DigitalPlatform.OPAC.LineInfo();
            }

            // 检查是否为旧式url地址
            string strUrl = this.LineInfo.LibraryUrl;

            if (strUrl.IndexOf(".asmx") != -1)
            {
                strError = "安装程序发现当前使用了旧版本 dp2LibraryWs 的地址 '" + strUrl + "',需要您将它修改为新版 dp2Library (图书馆应用服务器) 的 URL 地址。";
                goto ERROR1;
            }

            if (this.CreateMode == true &&
                this.m_bDataDirExist == false)
            {
                // opac 用户信息
                if (this.LineInfo.LibraryUserName == null ||
                    this.LineInfo.LibraryPassword == null)
                {
                    strError = "尚未设定 opac 账户的用户名、密码";
                    goto ERROR1;
                }
            }

            // 如果修改时,需要创建新的数据目录
            if (this.CreateMode == false)
            {
                // 探测数据目录,是否已经存在数据,是不是属于升级情形
                // return:
                //      -1  error
                //      0   数据目录不存在
                //      1   数据目录存在,但是xml文件不存在
                //      2   xml文件已经存在
                nRet = InstanceDialog.DetectDataDir(this.textBox_dataDir.Text,
                                                    out strError);
                if (nRet == -1)
                {
                    strError = "探测数据目录 '" + this.textBox_dataDir.Text + "' 是否存在时,出现错误: " + strError;
                    goto ERROR1;
                }

                if (nRet == 0 || nRet == 1)
                {
                    // opac 用户信息
                    if (this.LineInfo.LibraryUserName == null ||
                        this.LineInfo.LibraryPassword == null)
                    {
                        strError = "尚未设定 opac 账户的用户名、密码";
                        goto ERROR1;
                    }
                }
            }

            // 处理数据目录更名情况
            nRet = RenameDataDir(out strError);
            if (nRet == -1)
            {
                goto ERROR1;
            }

            // TODO: 如果在编辑状态,需要排除和 listview 中自己重的情况

            if (this.VerifyInstanceName != null)
            {
                VerifyEventArgs e1 = new VerifyEventArgs();
                e1.Value = this.comboBox_site.Text + this.textBox_instanceName.Text;
                this.VerifyInstanceName(this, e1);
                if (String.IsNullOrEmpty(e1.ErrorInfo) == false)
                {
                    strError = e1.ErrorInfo;
                    goto ERROR1;
                }
            }

            if (this.VerifyDataDir != null)
            {
                VerifyEventArgs e1 = new VerifyEventArgs();
                e1.Value = this.textBox_dataDir.Text;
                this.VerifyDataDir(this, e1);
                if (String.IsNullOrEmpty(e1.ErrorInfo) == false)
                {
                    strError = e1.ErrorInfo;
                    goto ERROR1;
                }
            }

            this.DialogResult = System.Windows.Forms.DialogResult.OK;
            this.Close();
            return;

ERROR1:
            MessageBox.Show(this, strError);
        }
Exemple #6
0
        // 数据目录需要更名的情况,是否延迟到 OK 时候执行?如果立即执行,则需要禁止 Cancel 按钮,表示必须 OK 结束对话框
        // 检测目录是否已经存在
        // return:
        //      -1  出错
        //      0   没有处理
        //      1   已经处理
        int RenameDataDir(out string strError)
        {
            strError = "";

#if NO
            // 已经准备Cancel,就不检查了
            if (IsMouseOnCancelButton() == true)
            {
                return;
            }
#endif

            // 新建时
            if (CreateMode == true &&
                String.IsNullOrEmpty(this.textBox_dataDir.Text) == false &&
                this.LoadedDataDir != this.textBox_dataDir.Text)
            {
                // 注意检查,不能是别的instance的数据目录
                if (this.VerifyDataDir != null)
                {
                    VerifyEventArgs e1 = new VerifyEventArgs();
                    e1.Value = this.textBox_dataDir.Text;
                    this.VerifyDataDir(this, e1);
                    if (String.IsNullOrEmpty(e1.ErrorInfo) == false)
                    {
                        strError = e1.ErrorInfo;
                        return(-1);
                    }
                }

                string strXmlFilename = PathUtil.MergePath(this.textBox_dataDir.Text, "opac.xml");
                if (File.Exists(strXmlFilename) == true)
                {
                    DialogResult result = MessageBox.Show(this,
                                                          "您指定的数据目录 '" + this.textBox_dataDir.Text + "' 中已经存在 opac.xml 文件。\r\n\r\n是否要直接利用其中的配置信息?",
                                                          "安装 dp2OPAC",
                                                          MessageBoxButtons.YesNo,
                                                          MessageBoxIcon.Question,
                                                          MessageBoxDefaultButton.Button1);
                    if (result == System.Windows.Forms.DialogResult.No)
                    {
                        this.LoadedDataDir = this.textBox_dataDir.Text; // 防止重复询问
                        return(0);
                    }

                    if (this.LoadXmlFileInfo != null)
                    {
                        LoadXmlFileInfoEventArgs e1 = new LoadXmlFileInfoEventArgs();
                        e1.DataDir = this.textBox_dataDir.Text;
                        this.LoadXmlFileInfo(this, e1);
                        if (string.IsNullOrEmpty(e1.ErrorInfo) == false)
                        {
                            strError = e1.ErrorInfo;
                            return(-1);
                        }

                        // refresh
                        this.LineInfo = (LineInfo)e1.LineInfo;
                        //Refreshdp2KernelDef();
                        //RefreshSupervisorUserInfo();
                        //RefreshLibraryName();
                        //RefreshUpdateCfgsDir();
                        RefreshDp2LibraryInfo();

                        this.LoadedDataDir   = this.textBox_dataDir.Text; // 防止重复装载
                        this.m_bDataDirExist = true;                      // 防止OK时不合适的检查警告
                    }
                }

                return(0);
            }

            // 修改时
            if (CreateMode == false &&
                String.IsNullOrEmpty(this.textBox_dataDir.Text) == false &&
                this.LoadedDataDir != this.textBox_dataDir.Text)
            {
                // 注意检查,不能是别的instance的数据目录
                if (this.VerifyDataDir != null)
                {
                    VerifyEventArgs e1 = new VerifyEventArgs();
                    e1.Value = this.textBox_dataDir.Text;
                    this.VerifyDataDir(this, e1);
                    if (String.IsNullOrEmpty(e1.ErrorInfo) == false)
                    {
                        strError = e1.ErrorInfo;
                        return(-1);
                    }
                }

                string strXmlFilename = PathUtil.MergePath(this.textBox_dataDir.Text, "opac.xml");
                if (File.Exists(strXmlFilename) == true)
                {
                    DialogResult result = MessageBox.Show(this,
                                                          "您指定的数据目录 '" + this.textBox_dataDir.Text + "' 中已经存在 opac.xml 文件。\r\n\r\n是否要直接利用其中的配置信息?\r\n\r\n是:直接利用其中的信息,也即将其中的配置信息装入当前对话框\r\n否:利用这个数据目录,但其中xml文件的相关信息即将被当前对话框中的值覆盖\r\n\r\n(提示:无论您选“是”“否”,原有目录 '" + this.LoadedDataDir + "' 都会被闲置)",
                                                          "安装 dp2OPAC",
                                                          MessageBoxButtons.YesNo,
                                                          MessageBoxIcon.Question,
                                                          MessageBoxDefaultButton.Button1);
                    if (result == System.Windows.Forms.DialogResult.No)
                    {
                        this.LoadedDataDir = this.textBox_dataDir.Text; // 防止重复询问
                        return(0);
                    }

                    if (this.LoadXmlFileInfo != null)
                    {
                        LoadXmlFileInfoEventArgs e1 = new LoadXmlFileInfoEventArgs();
                        e1.DataDir = this.textBox_dataDir.Text;
                        this.LoadXmlFileInfo(this, e1);
                        if (string.IsNullOrEmpty(e1.ErrorInfo) == false)
                        {
                            strError = e1.ErrorInfo;
                            return(-1);
                        }

                        // refresh
                        this.LineInfo = (LineInfo)e1.LineInfo;
                        //Refreshdp2KernelDef();
                        //RefreshSupervisorUserInfo();
                        //RefreshLibraryName();
                        //RefreshUpdateCfgsDir();
                        RefreshDp2LibraryInfo();

                        this.LoadedDataDir   = this.textBox_dataDir.Text; // 防止重复装载
                        this.m_bDataDirExist = true;                      // 防止OK时不合适的检查警告
                    }
                }
                else if (String.IsNullOrEmpty(this.LoadedDataDir) == false)
                {
                    // 修改目录名

                    DialogResult result = MessageBox.Show(this,
                                                          "要将已经存在的数据目录 '" + this.LoadedDataDir + "' 更名为 '" + this.textBox_dataDir.Text + "' 么?\r\n\r\n(如果选择“否”,则安装程序在稍后将新创建一个数据目录,并复制进初始内容)",
                                                          "安装 dp2OPAC",
                                                          MessageBoxButtons.YesNo,
                                                          MessageBoxIcon.Question,
                                                          MessageBoxDefaultButton.Button1);
                    if (result == System.Windows.Forms.DialogResult.No)
                    {
                        this.m_bDataDirExist = false;
                        return(0);
                    }

REDO_MOVE:
                    strError = "";
                    try
                    {
                        // TODO: 需要测试当数据目录中内容尺寸太大,而目标盘无妨容纳时的报错情况
                        Directory.Move(this.LoadedDataDir, this.textBox_dataDir.Text);

                        this.LoadedDataDir = this.textBox_dataDir.Text; // 防止重复装载
                    }
                    catch (Exception ex)
                    {
                        // MessageBox.Show(this, "将已经存在的数据目录 '" + this.LoadedDataDir + "' 更名为 '" + this.textBox_dataDir.Text + "' 时发生错误: " + ex.Message);
                        strError = "将已经存在的数据目录 '" + this.LoadedDataDir + "' 更名为 '" + this.textBox_dataDir.Text + "' 时发生错误: " + ex.Message;
                    }

                    if (string.IsNullOrEmpty(strError) == false)
                    {
                        DialogResult temp_result = MessageBox.Show(this,
                                                                   strError + "\r\n\r\n建议先停止 IIS,然后重试操作。\r\n\r\n是否重试?",
                                                                   "安装 dp2OPAC",
                                                                   MessageBoxButtons.RetryCancel,
                                                                   MessageBoxIcon.Question,
                                                                   MessageBoxDefaultButton.Button1);
                        if (temp_result == DialogResult.Retry)
                        {
                            goto REDO_MOVE;
                        }
                        return(-1);
                    }
                }

                return(0);
            }

            return(0);
        }